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Gale Warning 0018
Issued by the Duluth Forecast Office

Action Issued Starts Expiration
New 2025-04-01 04:06:34 2025-04-02 04:00:00 2025-04-02 22:00:00
Continued 2025-04-01 06:03:07 2025-04-02 04:00:00 2025-04-02 22:00:00
Continued 2025-04-01 09:53:44 2025-04-02 04:00:00 2025-04-02 22:00:00
Area Extended 2025-04-01 15:28:54 2025-04-02 04:00:00 2025-04-02 22:00:00
Continued 2025-04-01 15:28:54 2025-04-02 04:00:00 2025-04-02 22:00:00
Continued 2025-04-01 21:20:36 2025-04-02 04:00:00 2025-04-02 22:00:00
Continued 2025-04-02 03:50:04 2025-04-02 04:00:00 2025-04-02 22:00:00
Continued 2025-04-02 14:39:01 2025-04-02 22:00:00
Continued 2025-04-02 14:39:01 2025-04-02 16:00:00
Cancelled 2025-04-02 21:25:13 2025-04-02 22:00:00


Action: New
Issued At: 2025-04-01 04:06:34

891 
WHUS73 KDLH 010906
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
406 AM CDT Tue Apr 1 2025

LSZ140>144-150-012115-
/O.UPG.KDLH.GL.A.0011.250402T0900Z-250403T0300Z/
/O.NEW.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Outer Apostle Islands Beyond 5 NM from Mainland-
406 AM CDT Tue Apr 1 2025

...GALE WARNING IN EFFECT FROM 4 AM TO 10 PM CDT WEDNESDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 35 kt and waves 
  6 to 11 ft expected.

* WHERE...Portions of Lake Superior. 

* WHEN...From 4 AM to 10 PM CDT Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ145>147-012115-
/O.UPG.KDLH.GL.A.0011.250402T0900Z-250403T0300Z/
/O.NEW.KDLH.SC.Y.0048.250402T0900Z-250403T0300Z/
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-
406 AM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 10 PM CDT
WEDNESDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 30 kt and waves 
  4 to 7 ft expected.

* WHERE...Duluth MN to Port Wing WI, Port Wing to Sand Island WI 
  and Sand Island to Bayfield WI.

* WHEN...From 4 AM to 10 PM CDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ121-148-012115-
/O.NEW.KDLH.SC.Y.0048.250402T0900Z-250403T0300Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Oak Point to Saxon Harbor WI-
406 AM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 10 PM CDT
WEDNESDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 30 kt and waves 
  2 to 5 ft expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI and Oak Point 
  to Saxon Harbor WI.

* WHEN...From 4 AM to 10 PM CDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-04-01 06:03:07

330 
WHUS73 KDLH 011102
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
602 AM CDT Tue Apr 1 2025

LSZ140>144-150-012315-
/O.EXB.KDLH.SC.Y.0048.250401T2100Z-250402T0900Z/
/O.CON.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Outer Apostle Islands Beyond 5 NM from Mainland-
602 AM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
4 AM CDT WEDNESDAY...
...GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 10 PM CDT
WEDNESDAY...

* WHAT...For the Small Craft Advisory, east winds 15 to 20 kt 
  with gusts up to 30 kt and waves 3 to 6 ft expected. For the 
  Gale Warning, east winds 15 to 25 kt with gusts up to 35 kt 
  and waves 6 to 11 ft expected.

* WHERE...Portions of Lake Superior. 

* WHEN...For the Small Craft Advisory, from 4 PM this afternoon 
  to 4 AM CDT Wednesday. For the Gale Warning, from 4 AM to 10 
  PM CDT Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ121-145>148-012315-
/O.EXT.KDLH.SC.Y.0048.250402T0000Z-250403T0300Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
602 AM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO
10 PM CDT WEDNESDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 30 kt and waves 
  3 to 6 ft expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Duluth MN to 
  Port Wing WI, Port Wing to Sand Island WI, Sand Island to 
  Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...From 7 PM this evening to 10 PM CDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-04-01 09:53:44

436 
WHUS73 KDLH 011453
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
953 AM CDT Tue Apr 1 2025

LSZ140>144-150-020300-
/O.CON.KDLH.SC.Y.0048.250401T2100Z-250402T0900Z/
/O.CON.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Outer Apostle Islands Beyond 5 NM from Mainland-
953 AM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 4 AM CDT WEDNESDAY...
...GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 10 PM CDT
WEDNESDAY...

* WHAT...For the Small Craft Advisory, east winds 15 to 20 kt 
  with gusts up to 30 kt and waves 3 to 6 ft expected. For the 
  Gale Warning, east winds 15 to 25 kt with gusts up to 35 kt 
  and waves 6 to 11 ft expected.

* WHERE...Portions of Lake Superior. 

* WHEN...For the Small Craft Advisory, from 4 PM this afternoon 
  to 4 AM CDT Wednesday. For the Gale Warning, from 4 AM to 10 
  PM CDT Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ121-145>148-020300-
/O.CON.KDLH.SC.Y.0048.250402T0000Z-250403T0300Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
953 AM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 10 PM CDT WEDNESDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 30 kt and waves 
  4 to 7 ft expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Duluth MN to 
  Port Wing WI, Port Wing to Sand Island WI, Sand Island to 
  Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...From 7 PM this evening to 10 PM CDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Area Extended
Issued At: 2025-04-01 15:28:54

948 
WHUS73 KDLH 012028
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
328 PM CDT Tue Apr 1 2025

LSZ145-146-020830-
/O.EXT.KDLH.SC.Y.0048.250401T2100Z-250402T0900Z/
/O.EXA.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
328 PM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM CDT WEDNESDAY...
...GALE WARNING IN EFFECT FROM 4 AM TO 10 PM CDT WEDNESDAY...

* WHAT...For the Small Craft Advisory, east winds 15 to 20 kt 
  with gusts up to 25 kt and waves 1 to 4 ft expected. For the 
  Gale Warning, east winds 20 to 30 kt with gusts up to 35 kt 
  and waves 6 to 9 ft expected.

* WHERE...Duluth MN to Port Wing WI and Port Wing to Sand Island 
  WI.

* WHEN...For the Small Craft Advisory, until 4 AM CDT Wednesday. 
  For the Gale Warning, from 4 AM to 10 PM CDT Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ140>144-150-020830-
/O.CON.KDLH.SC.Y.0048.250401T2100Z-250402T0900Z/
/O.CON.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Outer Apostle Islands Beyond 5 NM from Mainland-
328 PM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM CDT
WEDNESDAY...
...GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 10 PM CDT
WEDNESDAY...

* WHAT...For the Small Craft Advisory, east winds 10 to 20 kt 
  with gusts up to 25 kt and waves 2 to 5 ft expected. For the 
  Gale Warning, east winds 20 to 30 kt with gusts up to 40 kt 
  and waves 7 to 12 ft expected.

* WHERE...Portions of Lake Superior. 

* WHEN...For the Small Craft Advisory, until 4 AM CDT Wednesday. 
  For the Gale Warning, from 4 AM to 10 PM CDT Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ121-147-148-020830-
/O.EXT.KDLH.SC.Y.0048.250402T0400Z-250403T1500Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
328 PM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO
10 AM CDT THURSDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 30 kt and waves 
  3 to 6 ft expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island 
  to Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...From 11 PM this evening to 10 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-04-01 15:28:54

948 
WHUS73 KDLH 012028
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
328 PM CDT Tue Apr 1 2025

LSZ145-146-020830-
/O.EXT.KDLH.SC.Y.0048.250401T2100Z-250402T0900Z/
/O.EXA.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
328 PM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM CDT WEDNESDAY...
...GALE WARNING IN EFFECT FROM 4 AM TO 10 PM CDT WEDNESDAY...

* WHAT...For the Small Craft Advisory, east winds 15 to 20 kt 
  with gusts up to 25 kt and waves 1 to 4 ft expected. For the 
  Gale Warning, east winds 20 to 30 kt with gusts up to 35 kt 
  and waves 6 to 9 ft expected.

* WHERE...Duluth MN to Port Wing WI and Port Wing to Sand Island 
  WI.

* WHEN...For the Small Craft Advisory, until 4 AM CDT Wednesday. 
  For the Gale Warning, from 4 AM to 10 PM CDT Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ140>144-150-020830-
/O.CON.KDLH.SC.Y.0048.250401T2100Z-250402T0900Z/
/O.CON.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Outer Apostle Islands Beyond 5 NM from Mainland-
328 PM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM CDT
WEDNESDAY...
...GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 10 PM CDT
WEDNESDAY...

* WHAT...For the Small Craft Advisory, east winds 10 to 20 kt 
  with gusts up to 25 kt and waves 2 to 5 ft expected. For the 
  Gale Warning, east winds 20 to 30 kt with gusts up to 40 kt 
  and waves 7 to 12 ft expected.

* WHERE...Portions of Lake Superior. 

* WHEN...For the Small Craft Advisory, until 4 AM CDT Wednesday. 
  For the Gale Warning, from 4 AM to 10 PM CDT Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ121-147-148-020830-
/O.EXT.KDLH.SC.Y.0048.250402T0400Z-250403T1500Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
328 PM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO
10 AM CDT THURSDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 30 kt and waves 
  3 to 6 ft expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island 
  to Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...From 11 PM this evening to 10 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-04-01 21:20:36

159 
WHUS73 KDLH 020220
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
920 PM CDT Tue Apr 1 2025

LSZ140>146-150-021430-
/O.CON.KDLH.SC.Y.0048.000000T0000Z-250402T0900Z/
/O.CON.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
920 PM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM CDT
WEDNESDAY...
...GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 10 PM CDT
WEDNESDAY...

* WHAT...For the Small Craft Advisory, east winds 10 to 20 kt 
  with gusts up to 25 kt and waves 2 to 5 ft. For the Gale 
  Warning, east winds 20 to 30 kt with gusts up to 40 kt and 
  waves 7 to 12 ft expected.

* WHERE...Portions of Lake Superior. 

* WHEN...For the Small Craft Advisory, until 4 AM CDT Wednesday. 
  For the Gale Warning, from 4 AM to 10 PM CDT Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ121-147-148-021430-
/O.CON.KDLH.SC.Y.0048.250402T0400Z-250403T1500Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
920 PM CDT Tue Apr 1 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
THURSDAY...

* WHAT...East winds 15 to 25 kt with gusts up to 35 kt and waves 
  3 to 6 ft expected.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island 
  to Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...Until 10 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-04-02 03:50:04

609 
WHUS73 KDLH 020849
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
349 AM CDT Wed Apr 2 2025

LSZ140>146-150-022100-
/O.EXP.KDLH.SC.Y.0048.000000T0000Z-250402T0900Z/
/O.CON.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
349 AM CDT Wed Apr 2 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...East winds 20 to 30 kt with gusts up to 40 kt and waves 
  7 to 12 ft expected.

* WHERE...Portions of Lake Superior. 

* WHEN...Until 10 PM CDT this evening.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ121-147-148-022100-
/O.CON.KDLH.SC.Y.0048.000000T0000Z-250403T1500Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
349 AM CDT Wed Apr 2 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
THURSDAY...

* WHAT...East winds 20 to 30 kt with gusts up to 30 kt and waves 
  3 to 6 ft.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island 
  to Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...Until 10 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-04-02 14:39:01

925 
WHUS73 KDLH 021938
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
238 PM CDT Wed Apr 2 2025

LSZ140>142-030300-
/O.CON.KDLH.GL.W.0018.000000T0000Z-250402T2100Z/
/O.CON.KDLH.SR.W.0002.250402T2100Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
238 PM CDT Wed Apr 2 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...
...STORM WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...For the Gale Warning, east winds 20 to 30 kt with gusts 
  up to 40 kt and waves 6 to 11 ft. For the Storm Warning, east 
  winds 25 to 35 kt with gusts up to 45 kt and waves 10 to 15 ft 
  expected.

* WHERE...Grand Portage to Grand Marais MN, Grand Marais to 
  Taconite Harbor MN and Taconite Harbor to Silver Bay Harbor MN.

* WHEN...For the Gale Warning, until 4 PM CDT this afternoon. 
  For the Storm Warning, until 10 PM CDT this evening.

* IMPACTS...Storm force winds and hazardous waves will capsize 
  or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

LSZ143>146-150-030300-
/O.CON.KDLH.GL.W.0018.000000T0000Z-250403T0300Z/
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
238 PM CDT Wed Apr 2 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...Northeast winds 20 to 30 kt with gusts up to 40 kt and 
  waves 7 to 10 ft.

* WHERE...Silver Bay Harbor to Two Harbors MN, Two Harbors to 
  Duluth MN, Duluth MN to Port Wing WI, Port Wing to Sand Island 
  WI and Outer Apostle Islands Beyond 5 NM from Mainland.

* WHEN...Until 10 PM CDT this evening.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ121-147-148-030745-
/O.CON.KDLH.SC.Y.0048.000000T0000Z-250403T1500Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
238 PM CDT Wed Apr 2 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
THURSDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 35 kt and 
  waves 3 to 6 ft.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island 
  to Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...Until 10 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Continued
Issued At: 2025-04-02 14:39:01

925 
WHUS73 KDLH 021938
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
238 PM CDT Wed Apr 2 2025

LSZ140>142-030300-
/O.CON.KDLH.GL.W.0018.000000T0000Z-250402T2100Z/
/O.CON.KDLH.SR.W.0002.250402T2100Z-250403T0300Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
238 PM CDT Wed Apr 2 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...
...STORM WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...For the Gale Warning, east winds 20 to 30 kt with gusts 
  up to 40 kt and waves 6 to 11 ft. For the Storm Warning, east 
  winds 25 to 35 kt with gusts up to 45 kt and waves 10 to 15 ft 
  expected.

* WHERE...Grand Portage to Grand Marais MN, Grand Marais to 
  Taconite Harbor MN and Taconite Harbor to Silver Bay Harbor MN.

* WHEN...For the Gale Warning, until 4 PM CDT this afternoon. 
  For the Storm Warning, until 10 PM CDT this evening.

* IMPACTS...Storm force winds and hazardous waves will capsize 
  or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

LSZ143>146-150-030300-
/O.CON.KDLH.GL.W.0018.000000T0000Z-250403T0300Z/
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
238 PM CDT Wed Apr 2 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...Northeast winds 20 to 30 kt with gusts up to 40 kt and 
  waves 7 to 10 ft.

* WHERE...Silver Bay Harbor to Two Harbors MN, Two Harbors to 
  Duluth MN, Duluth MN to Port Wing WI, Port Wing to Sand Island 
  WI and Outer Apostle Islands Beyond 5 NM from Mainland.

* WHEN...Until 10 PM CDT this evening.

* IMPACTS...Strong winds will cause hazardous waves which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

LSZ121-147-148-030745-
/O.CON.KDLH.SC.Y.0048.000000T0000Z-250403T1500Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
238 PM CDT Wed Apr 2 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
THURSDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 35 kt and 
  waves 3 to 6 ft.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island 
  to Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...Until 10 AM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$


Action: Cancelled
Issued At: 2025-04-02 21:25:13

970 
WHUS73 KDLH 030224
MWWDLH

URGENT - MARINE WEATHER MESSAGE
National Weather Service Duluth MN
924 PM CDT Wed Apr 2 2025

LSZ143>146-150-031430-
/O.CAN.KDLH.GL.W.0018.000000T0000Z-250403T0300Z/
/O.EXB.KDLH.SC.Y.0048.000000T0000Z-250403T1900Z/
Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN-
Duluth MN to Port Wing WI-Port Wing to Sand Island WI-
Outer Apostle Islands Beyond 5 NM from Mainland-
924 PM CDT Wed Apr 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM CDT THURSDAY...
...GALE WARNING IS CANCELLED...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and waves 
  6 to 9 ft.

* WHERE...Silver Bay Harbor to Two Harbors MN, Two Harbors to 
  Duluth MN, Duluth MN to Port Wing WI, Port Wing to Sand Island 
  WI and Outer Apostle Islands Beyond 5 NM from Mainland.

* WHEN...Until 2 PM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ140>142-031430-
/O.CAN.KDLH.SR.W.0002.000000T0000Z-250403T0300Z/
/O.EXB.KDLH.SC.Y.0048.000000T0000Z-250403T1900Z/
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
Taconite Harbor to Silver Bay Harbor MN-
924 PM CDT Wed Apr 2 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM CDT THURSDAY...
...STORM WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  waves 9 to 14 ft.

* WHERE...Grand Portage to Grand Marais MN, Grand Marais to 
  Taconite Harbor MN and Taconite Harbor to Silver Bay Harbor MN.

* WHEN...Until 2 PM CDT Thursday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$

LSZ121-147-148-031430-
/O.EXT.KDLH.SC.Y.0048.000000T0000Z-250403T1900Z/
Chequamegon Bay-Bayfield to Oak Point WI-
Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI-
924 PM CDT Wed Apr 2 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM CDT THURSDAY...

* WHAT...West winds 10 to 20 kt with gusts up to 30 kt and waves 
  2 to 5 ft.

* WHERE...Chequamegon Bay-Bayfield to Oak Point WI, Sand Island 
  to Bayfield WI and Oak Point to Saxon Harbor WI.

* WHEN...Until 2 PM CDT Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone operating a smaller vessel should avoid navigating in
hazardous conditions.

&&

$$



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