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Home Return to list Small Craft Advisory 0012 Issued by the Green Bay Forecast Office
Action: New Issued At: 2026-02-05 13:41:49 766 WHUS73 KGRB 051941 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 141 PM CST Thu Feb 5 2026 LMZ541-060600- /O.UPG.KGRB.GL.A.0003.260206T1600Z-260207T0300Z/ /O.NEW.KGRB.GL.W.0003.260206T1600Z-260207T0000Z/ Rock Island Passage to Sturgeon Bay WI- 141 PM CST Thu Feb 5 2026 ...GALE WARNING IN EFFECT FROM 10 AM TO 6 PM CST FRIDAY... * WHAT...North winds 20 to 25 kt with gusts up to 35 kt and waves 2 to 5 ft expected. The strongest winds will be in the Deaths Door area between northern Door County and Washington Island. * WHERE...Lake Michigan nearshore waters from Washington Island to Sturgeon Bay. * WHEN...From 10 AM to 6 PM CST Friday. * 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. && $$ LMZ542-543-060600- /O.NEW.KGRB.SC.Y.0012.260206T1600Z-260207T0900Z/ Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 141 PM CST Thu Feb 5 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM FRIDAY TO 3 AM CST SATURDAY... * WHAT...North winds 20 to 30 kt and waves 2 to 5 ft expected. * WHERE...Lake Michigan nearshore waters from Sturgeon Bay to Sheboygan. * WHEN...From 10 AM Friday to 3 AM CST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ JLA Action: Continued Issued At: 2026-02-05 20:39:59 975 WHUS73 KGRB 060239 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 839 PM CST Thu Feb 5 2026 LMZ541-061045- /O.CON.KGRB.GL.W.0003.260206T1600Z-260207T0000Z/ Rock Island Passage to Sturgeon Bay WI- 839 PM CST Thu Feb 5 2026 ...GALE WARNING REMAINS IN EFFECT FROM 10 AM TO 6 PM CST FRIDAY... * WHAT...North winds 20 to 25 kt with gusts up to 35 kt and waves 2 to 4 ft expected. The strongest winds will be in the Deaths Door area between northern Door County and Washington Island. * WHERE...Lake Michigan nearshore waters from Washington Island to Sturgeon Bay. * WHEN...From 10 AM to 6 PM CST Friday. * 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. && $$ LMZ542-543-061045- /O.CON.KGRB.SC.Y.0012.260206T1600Z-260207T0900Z/ Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 839 PM CST Thu Feb 5 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM FRIDAY TO 3 AM CST SATURDAY... * WHAT...North winds 20 to 30 kt and waves 2 to 5 ft expected. * WHERE...Lake Michigan nearshore waters from Sturgeon Bay to Sheboygan. * WHEN...From 10 AM Friday to 3 AM CST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-02-06 02:44:38 361 WHUS73 KGRB 060844 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 244 AM CST Fri Feb 6 2026 LMZ541-061645- /O.CON.KGRB.GL.W.0003.260206T1600Z-260207T0000Z/ Rock Island Passage to Sturgeon Bay WI- 244 AM CST Fri Feb 6 2026 ...GALE WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CST THIS EVENING... * WHAT...North winds 20 to 25 kt with gusts up to 35 kt and waves 1 to 4 ft expected. * WHERE...Lake Michigan nearshore waters from Washington Island to Sturgeon Bay. * WHEN...From 10 AM this morning to 6 PM CST 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. && $$ LMZ542-543-061645- /O.CON.KGRB.SC.Y.0012.260206T1600Z-260207T0900Z/ Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 244 AM CST Fri Feb 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 3 AM CST SATURDAY... * WHAT...North winds 20 to 30 kt and waves 2 to 5 ft expected. * WHERE...Lake Michigan nearshore waters from Sturgeon Bay to Sheboygan. * WHEN...From 10 AM this morning to 3 AM CST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-02-06 10:13:47 858 WHUS73 KGRB 061613 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 1013 AM CST Fri Feb 6 2026 LMZ541-070000- /O.CON.KGRB.GL.W.0003.000000T0000Z-260207T0000Z/ Rock Island Passage to Sturgeon Bay WI- 1013 AM CST Fri Feb 6 2026 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WHAT...North winds 20 to 25 kt with gusts up to 35 kt and waves 1 to 3 ft. * WHERE...Lake Michigan nearshore waters from Washington Island to Sturgeon Bay. * WHEN...Until 6 PM CST 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. && $$ LMZ542-543-070015- /O.CON.KGRB.SC.Y.0012.000000T0000Z-260207T0900Z/ Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1013 AM CST Fri Feb 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... * WHAT...North winds 20 to 30 kt and waves 2 to 5 ft. * WHERE...Lake Michigan nearshore waters from Sturgeon Bay to Sheboygan. * WHEN...Until 3 AM CST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-02-06 17:56:28 547 WHUS73 KGRB 062355 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 555 PM CST Fri Feb 6 2026 LMZ541-070800- /O.CAN.KGRB.GL.W.0003.000000T0000Z-260207T0000Z/ /O.EXA.KGRB.SC.Y.0012.000000T0000Z-260207T0900Z/ Rock Island Passage to Sturgeon Bay WI- 555 PM CST Fri Feb 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 15 to 25 kts with gusts up to 30 kts and waves 1 to 2 ft. * WHERE...Lake Michigan nearshore waters from Washington Island to Sturgeon Bay. * WHEN...Until 3 AM CST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ542-543-070800- /O.CON.KGRB.SC.Y.0012.000000T0000Z-260207T0900Z/ Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 555 PM CST Fri Feb 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... * WHAT...Northwest winds 15 to 25 kts with gusts up to 30 kts and waves 2 to 5 ft. * WHERE...Lake Michigan nearshore waters from Sturgeon Bay to Sheboygan. * WHEN...Until 3 AM CST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ mpc Action: Area Extended Issued At: 2026-02-06 17:56:28 547 WHUS73 KGRB 062355 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 555 PM CST Fri Feb 6 2026 LMZ541-070800- /O.CAN.KGRB.GL.W.0003.000000T0000Z-260207T0000Z/ /O.EXA.KGRB.SC.Y.0012.000000T0000Z-260207T0900Z/ Rock Island Passage to Sturgeon Bay WI- 555 PM CST Fri Feb 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST SATURDAY... ...GALE WARNING IS CANCELLED... * WHAT...Northwest winds 15 to 25 kts with gusts up to 30 kts and waves 1 to 2 ft. * WHERE...Lake Michigan nearshore waters from Washington Island to Sturgeon Bay. * WHEN...Until 3 AM CST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ542-543-070800- /O.CON.KGRB.SC.Y.0012.000000T0000Z-260207T0900Z/ Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 555 PM CST Fri Feb 6 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST SATURDAY... * WHAT...Northwest winds 15 to 25 kts with gusts up to 30 kts and waves 2 to 5 ft. * WHERE...Lake Michigan nearshore waters from Sturgeon Bay to Sheboygan. * WHEN...Until 3 AM CST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ mpc Action: Expired Issued At: 2026-02-07 02:49:11 883 WHUS73 KGRB 070848 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 248 AM CST Sat Feb 7 2026 LMZ541>543-071000- /O.EXP.KGRB.SC.Y.0012.000000T0000Z-260207T0900Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 248 AM CST Sat Feb 7 2026 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 AM CST EARLY THIS MORNING... With winds diminishing, the Small Craft Advisory will expire at 3 AM. $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||