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Small Craft Advisory 0114
Issued by the Grand Rapids Forecast Office

Action Issued Starts Expiration
New 2025-12-20 13:43:22 2025-12-20 13:43:00 2025-12-21 13:00:00
Upgraded 2025-12-20 17:41:27 2025-12-21 13:00:00


Action: New
Issued At: 2025-12-20 13:43:22

728 
WHUS73 KGRR 201943
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
243 PM EST Sat Dec 20 2025

LMZ844>849-210345-
/O.CAN.KGRR.GL.W.0036.000000T0000Z-251221T0600Z/
/O.NEW.KGRR.SC.Y.0114.251220T1943Z-251221T1900Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
243 PM EST Sat Dec 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST SUNDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds to 30 knots and waves 6 to 10 feet.

* WHERE...St Joseph to Manistee.

* WHEN...Until 2 PM EST Sunday.

* 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: Upgraded
Issued At: 2025-12-20 17:41:27

896 
WHUS73 KGRR 202341
MWWGRR

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
641 PM EST Sat Dec 20 2025

LMZ844>849-210745-
/O.UPG.KGRR.SC.Y.0114.000000T0000Z-251221T1900Z/
/O.NEW.KGRR.GL.W.0037.251220T2341Z-251221T0900Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
641 PM EST Sat Dec 20 2025

...GALE WARNING IN EFFECT UNTIL 4 AM EST SUNDAY...

* WHAT...West winds 20 to 30 knots with gusts up to 40 knots and 
  waves 6 to 11 feet.

* WHERE...St Joseph to Manistee.

* WHEN...Until 4 AM EST Sunday.

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

* ADDITIONAL DETAILS...A Small Craft Advisory will be needed for
  Sunday morning and afternoon.

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.

&&

$$



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