Thanatos Weather
Thursday, Sep 24, 2026 20:29:54

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm564
AdvisoryAreal Flood417
WarningFlash Flood249
AdvisorySmall Craft130
WarningGale45
WatchAreal Flood43
WatchGale40
WatchFlood35
AdvisoryFrost22
WatchSevere Thunderstorm15
WarningTornado12
AdvisoryDense Fog10
AdvisoryWind9
WarningStorm9
AdvisoryLake Wind7
WarningHazardous Seas6
WatchFire Weather5
AdvisoryHeat5
WarningFire Weather5
WatchFlash Flood4
WatchHigh Wind3
WarningBlowing Dust3
WatchStorm2
WatchHazardous Seas2
WarningHigh Wind2
WarningDust Storm1
WarningFreeze1
AdvisoryBlowing Dust1
Most Active Forecast Offices
Forecast Office Products
Albuquerque, NM122
El Paso, TX98
Charleston, WV83
Jackson, KY51
Morristown / Knoxville, TN44
Wilmington, OH43
Midland / Odessa, TX42
Greenville-Spartanburg, SC39
Goodland, KS36
Miami, FL32
Lubbock, TX31
Norman, OK31
Boston, MA31
Denver / Boulder, CO30
Pueblo, CO28
Jackson, MS28
Raleigh, NC28
Davenport / Quad Cities, IA28
Grand Junction, CO27
Chicago, IL26
Product Count by Day
Date Warn Watch Advis.
2026-09-2476 762
2026-09-2355 2480
2026-09-2285 3105
2026-09-21187 2471
2026-09-20141 1892
2026-09-19225 4274
2026-09-1895 1583
2026-09-1732 1130
2026-09-160 24
Particularly Dangerous Situations
Product Forecast Office
Flash Flood Warning 0174Albuquerque, NM
Home
Return to list
Small Craft Advisory 0083
Issued by the Green Bay Forecast Office

Action Issued Starts Expiration
New 2026-09-19 12:31:20 2026-09-20 06:00:00 2026-09-21 13:00:00
New 2026-09-19 12:31:20 2026-09-20 06:00:00 2026-09-22 19:00:00
Continued 2026-09-19 20:25:06 2026-09-20 06:00:00 2026-09-22 19:00:00
Continued 2026-09-19 20:25:06 2026-09-20 06:00:00 2026-09-21 13:00:00
Continued 2026-09-19 22:07:10 2026-09-20 06:00:00 2026-09-22 19:00:00
Continued 2026-09-19 22:07:10 2026-09-20 06:00:00 2026-09-21 13:00:00
Continued 2026-09-20 02:57:49 2026-09-20 06:00:00 2026-09-22 19:00:00
Continued 2026-09-20 02:57:49 2026-09-20 06:00:00 2026-09-21 13:00:00
Continued 2026-09-20 09:35:17 2026-09-21 13:00:00
Continued 2026-09-20 09:35:17 2026-09-22 19:00:00
Continued 2026-09-20 13:17:38 2026-09-22 19:00:00
Time Extended 2026-09-20 13:17:38 2026-09-22 19:00:00
Continued 2026-09-20 21:22:38 2026-09-22 19:00:00
Continued 2026-09-21 03:10:19 2026-09-22 19:00:00
Continued 2026-09-21 10:23:17 2026-09-22 19:00:00
Continued 2026-09-21 18:07:51 2026-09-22 19:00:00
Continued 2026-09-22 01:21:08 2026-09-22 19:00:00
Time Extended 2026-09-22 01:21:08 2026-09-23 00:00:00
Continued 2026-09-22 09:15:46 2026-09-22 19:00:00
Continued 2026-09-22 09:15:46 2026-09-23 00:00:00
Continued 2026-09-22 14:31:28 2026-09-23 00:00:00
Continued 2026-09-22 14:31:28 2026-09-22 19:00:00
Continued 2026-09-22 21:48:43 2026-09-23 00:00:00
Expired 2026-09-22 23:49:47 2026-09-23 00:00:00


Action: New
Issued At: 2026-09-19 12:31:20

194 
WHUS73 KGRB 191731
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1231 PM CDT Sat Sep 19 2026

LMZ542-543-200145-
/O.CON.KGRB.SC.Y.0082.000000T0000Z-260920T0300Z/
/O.NEW.KGRB.SC.Y.0083.260920T1100Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1231 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 7 PM CDT
TUESDAY...

* WHAT...For the first Small Craft Advisory, east winds 10 to 20
  kt with gusts up to 25 kt and waves 2 to 5 ft. For the second
  Small Craft Advisory, northeast winds 15 to 25 kt with gusts up
  to 30 kt and waves 4 to 8 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...For the first Small Craft Advisory, until 10 PM CDT 
  this evening. For the second Small Craft Advisory, from 6 AM 
  Sunday to 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ521-522-541-200145-
/O.NEW.KGRB.SC.Y.0083.260920T1100Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
1231 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 1 PM CDT
MONDAY...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and
  waves 3 to 6 ft expected.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...From 6 AM Sunday to 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: New
Issued At: 2026-09-19 12:31:20

194 
WHUS73 KGRB 191731
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1231 PM CDT Sat Sep 19 2026

LMZ542-543-200145-
/O.CON.KGRB.SC.Y.0082.000000T0000Z-260920T0300Z/
/O.NEW.KGRB.SC.Y.0083.260920T1100Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1231 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 7 PM CDT
TUESDAY...

* WHAT...For the first Small Craft Advisory, east winds 10 to 20
  kt with gusts up to 25 kt and waves 2 to 5 ft. For the second
  Small Craft Advisory, northeast winds 15 to 25 kt with gusts up
  to 30 kt and waves 4 to 8 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...For the first Small Craft Advisory, until 10 PM CDT 
  this evening. For the second Small Craft Advisory, from 6 AM 
  Sunday to 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ521-522-541-200145-
/O.NEW.KGRB.SC.Y.0083.260920T1100Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
1231 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM SUNDAY TO 1 PM CDT
MONDAY...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and
  waves 3 to 6 ft expected.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...From 6 AM Sunday to 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-19 20:25:06

967 
WHUS73 KGRB 200124
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
824 PM CDT Sat Sep 19 2026

LMZ542-543-200930-
/O.CON.KGRB.SC.Y.0082.000000T0000Z-260920T0300Z/
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
824 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
7 PM CDT TUESDAY...

* WHAT...For the first Small Craft Advisory, east winds 10 to 20 
  kt with gusts up to 25 kt and waves 2 to 5 ft. For the second 
  Small Craft Advisory, northeast winds 15 to 25 kt with gusts 
  up to 30 kt and waves 4 to 8 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...For the first Small Craft Advisory, until 10 PM CDT 
  this evening. For the second Small Craft Advisory, from 6 AM 
  Sunday to 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ521-522-541-200930-
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
824 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
1 PM CDT MONDAY...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and 
  waves 3 to 7 ft expected.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...From 6 AM Sunday to 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-19 20:25:06

967 
WHUS73 KGRB 200124
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
824 PM CDT Sat Sep 19 2026

LMZ542-543-200930-
/O.CON.KGRB.SC.Y.0082.000000T0000Z-260920T0300Z/
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
824 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
7 PM CDT TUESDAY...

* WHAT...For the first Small Craft Advisory, east winds 10 to 20 
  kt with gusts up to 25 kt and waves 2 to 5 ft. For the second 
  Small Craft Advisory, northeast winds 15 to 25 kt with gusts 
  up to 30 kt and waves 4 to 8 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...For the first Small Craft Advisory, until 10 PM CDT 
  this evening. For the second Small Craft Advisory, from 6 AM 
  Sunday to 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ521-522-541-200930-
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
824 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
1 PM CDT MONDAY...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and 
  waves 3 to 7 ft expected.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...From 6 AM Sunday to 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-19 22:07:10

434 
WHUS73 KGRB 200306
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1006 PM CDT Sat Sep 19 2026

LMZ542-543-201115-
/O.EXP.KGRB.SC.Y.0082.000000T0000Z-260920T0300Z/
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1006 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
7 PM CDT TUESDAY...

* WHAT...Northeast winds 15 to 25 kt with gusts up to around 30 
  kt and waves 4 to 8 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...From 6 AM Sunday to 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ521-522-541-201115-
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
1006 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
1 PM CDT MONDAY...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and 
  waves 3 to 7 ft expected.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...From 6 AM Sunday to 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-19 22:07:10

434 
WHUS73 KGRB 200306
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1006 PM CDT Sat Sep 19 2026

LMZ542-543-201115-
/O.EXP.KGRB.SC.Y.0082.000000T0000Z-260920T0300Z/
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1006 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
7 PM CDT TUESDAY...

* WHAT...Northeast winds 15 to 25 kt with gusts up to around 30 
  kt and waves 4 to 8 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...From 6 AM Sunday to 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ521-522-541-201115-
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
1006 PM CDT Sat Sep 19 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM SUNDAY TO
1 PM CDT MONDAY...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and 
  waves 3 to 7 ft expected.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...From 6 AM Sunday to 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-20 02:57:49

924 
WHUS73 KGRB 200756
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
256 AM CDT Sun Sep 20 2026

LMZ521-522-541-201600-
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
256 AM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING
TO 1 PM CDT MONDAY...

* WHAT...Northeast winds 15 to 20 kts with gusts up to 25 kts and
  waves 3 to 5 ft expected.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...From 6 AM Sunday to 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ542-543-201600-
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
256 AM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING
TO 7 PM CDT TUESDAY...

* WHAT...Northeast winds 15 to 25 kts with gusts up to around 30 
  kts and waves 4 to 8 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...From 6 AM Sunday to 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

mpc


Action: Continued
Issued At: 2026-09-20 02:57:49

924 
WHUS73 KGRB 200756
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
256 AM CDT Sun Sep 20 2026

LMZ521-522-541-201600-
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
256 AM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING
TO 1 PM CDT MONDAY...

* WHAT...Northeast winds 15 to 20 kts with gusts up to 25 kts and
  waves 3 to 5 ft expected.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...From 6 AM Sunday to 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ542-543-201600-
/O.CON.KGRB.SC.Y.0083.260920T1100Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
256 AM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING
TO 7 PM CDT TUESDAY...

* WHAT...Northeast winds 15 to 25 kts with gusts up to around 30 
  kts and waves 4 to 8 ft expected.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...From 6 AM Sunday to 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

mpc


Action: Continued
Issued At: 2026-09-20 09:35:17

559 
WHUS73 KGRB 201434
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
934 AM CDT Sun Sep 20 2026

LMZ521-522-541-202245-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
934 AM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT MONDAY...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and
  waves 3 to 5 ft.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...Until 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ542-543-202245-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
934 AM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
TUESDAY...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and
  waves 4 to 8 ft.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-20 09:35:17

559 
WHUS73 KGRB 201434
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
934 AM CDT Sun Sep 20 2026

LMZ521-522-541-202245-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260921T1800Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
934 AM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT MONDAY...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and
  waves 3 to 5 ft.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...Until 1 PM CDT Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ542-543-202245-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
934 AM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
TUESDAY...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and
  waves 4 to 8 ft.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-20 13:17:38

989 
WHUS73 KGRB 201817
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
117 PM CDT Sun Sep 20 2026

LMZ521-522-541-210230-
/O.EXT.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
117 PM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT TUESDAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and 
  waves 2 to 5 ft.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ542-543-210230-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
117 PM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
TUESDAY...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and 
  waves 4 to 8 ft.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Time Extended
Issued At: 2026-09-20 13:17:38

989 
WHUS73 KGRB 201817
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
117 PM CDT Sun Sep 20 2026

LMZ521-522-541-210230-
/O.EXT.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
117 PM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT TUESDAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and 
  waves 2 to 5 ft.

* WHERE...Central and Southern Bay of Green Bay, and Lake 
  Michigan nearshore waters from Washington Island to Sturgeon 
  Bay.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ542-543-210230-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
117 PM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
TUESDAY...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and 
  waves 4 to 8 ft.

* WHERE...Lake Michigan nearshore waters from Sturgeon Bay to 
  Sheboygan.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-20 21:22:38

202 
WHUS73 KGRB 210222
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
922 PM CDT Sun Sep 20 2026

LMZ521-522-541>543-211030-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
922 PM CDT Sun Sep 20 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
TUESDAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt. Waves
  2 to 5 ft on the bay and 4 to 8 ft on Lake Michigan, highest
  south of Kewaunee tonight.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-21 03:10:19

296 
WHUS73 KGRB 210809
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
309 AM CDT Mon Sep 21 2026

LMZ521-522-541>543-211615-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
309 AM CDT Mon Sep 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
TUESDAY...

* WHAT...Northeast winds 10 to 20 kts with gusts up to 25 kts.
  Waves 2 to 5 ft on the bay and 3 to 6 ft on Lake Michigan,
  highest south of Kewaunee.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
mpc


Action: Continued
Issued At: 2026-09-21 10:23:17

426 
WHUS73 KGRB 211522
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1022 AM CDT Mon Sep 21 2026

LMZ521-522-541>543-212330-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1022 AM CDT Mon Sep 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
TUESDAY...

* WHAT...Northeast winds 10 to 20 kts with gusts up to 25 kts.
  Waves 2 to 5 ft on the bay and 3 to 6 ft on Lake Michigan,
  highest south of Kewaunee.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-21 18:07:51

139 
WHUS73 KGRB 212307
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
607 PM CDT Mon Sep 21 2026

LMZ521-522-541>543-221000-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
607 PM CDT Mon Sep 21 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
TUESDAY...

* WHAT...East to northeast winds 10 to 20 kts with gusts up to 25
  kts. Waves 1 to 4 ft on the bay and 2 to 5 ft on Lake Michigan,
  highest south of Kewaunee.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-22 01:21:08

924 
WHUS73 KGRB 220620
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
120 AM CDT Tue Sep 22 2026

LMZ541>543-221430-
/O.EXT.KGRB.SC.Y.0083.000000T0000Z-260923T0500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
120 AM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...East winds 15 to 20 kts with gusts up to 25 kts and 
  waves 3 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ521-522-221430-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
120 AM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...East winds 10 to 20 kts with gusts up to 25 kts and 
  waves 1 to 4 ft.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

Kurimski


Action: Time Extended
Issued At: 2026-09-22 01:21:08

924 
WHUS73 KGRB 220620
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
120 AM CDT Tue Sep 22 2026

LMZ541>543-221430-
/O.EXT.KGRB.SC.Y.0083.000000T0000Z-260923T0500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
120 AM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...East winds 15 to 20 kts with gusts up to 25 kts and 
  waves 3 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ521-522-221430-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
120 AM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...East winds 10 to 20 kts with gusts up to 25 kts and 
  waves 1 to 4 ft.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

Kurimski


Action: Continued
Issued At: 2026-09-22 09:15:46

586 
WHUS73 KGRB 221415
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
915 AM CDT Tue Sep 22 2026

LMZ521-522-222215-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
915 AM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Northeast winds 10 to 20 kts with gusts up to 25 kts and
  waves 1 to 3 ft.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ541>543-222215-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
915 AM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...Northeast winds 15 to 20 kts with gusts up to 25 kts and
  waves 3 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-22 09:15:46

586 
WHUS73 KGRB 221415
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
915 AM CDT Tue Sep 22 2026

LMZ521-522-222215-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
915 AM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Northeast winds 10 to 20 kts with gusts up to 25 kts and
  waves 1 to 3 ft.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ541>543-222215-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
915 AM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...Northeast winds 15 to 20 kts with gusts up to 25 kts and
  waves 3 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-22 14:31:28

466 
WHUS73 KGRB 221931
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
231 PM CDT Tue Sep 22 2026

LMZ521-522-230000-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
231 PM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Northeast winds around 15 kt with gusts up to 20 kt and 
  waves 1 to 3 ft.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ541>543-230345-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
231 PM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...Northeast winds 15 to 20 kt and waves 3 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-22 14:31:28

466 
WHUS73 KGRB 221931
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
231 PM CDT Tue Sep 22 2026

LMZ521-522-230000-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0000Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
231 PM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Northeast winds around 15 kt with gusts up to 20 kt and 
  waves 1 to 3 ft.

* WHERE...Central and Southern Bay of Green Bay.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ541>543-230345-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
231 PM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...Northeast winds 15 to 20 kt and waves 3 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Continued
Issued At: 2026-09-22 21:48:43

923 
WHUS73 KGRB 230248
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
948 PM CDT Tue Sep 22 2026

LMZ541>543-230500-
/O.CON.KGRB.SC.Y.0083.000000T0000Z-260923T0500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
948 PM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...East winds 15 to 20 kt and waves 3 to 5 ft.

* WHERE...Lake Michigan nearshore waters from Washington Island 
  to Sheboygan.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$


Action: Expired
Issued At: 2026-09-22 23:49:47

557 
WHUS73 KGRB 230449
MWWGRB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
1149 PM CDT Tue Sep 22 2026

LMZ541>543-230600-
/O.EXP.KGRB.SC.Y.0083.000000T0000Z-260923T0500Z/
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
1149 PM CDT Tue Sep 22 2026

...SMALL CRAFT ADVISORY WILL EXPIRE AT MIDNIGHT CDT TONIGHT...

Winds and waves have subsided; therefore, the Small Craft Advisory
will be allowed to expire.

$$

Kurimski



Page Loaded at: 2026-09-24 20:29:54 -- Client Address: 216.73.217.31 -- Refresh Time: seconds