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Home Return to list Gale Watch 0007 Issued by the Green Bay Forecast Office
Action: New Issued At: 2025-12-17 07:07:40 459 WHUS73 KGRB 171307 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 707 AM CST Wed Dec 17 2025 LMZ521-522-541>543-172115- /O.NEW.KGRB.SC.Y.0099.251218T0300Z-251219T0000Z/ /O.NEW.KGRB.GL.A.0007.251219T0000Z-251219T1200Z/ 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- 707 AM CST Wed Dec 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... ...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH LATE THURSDAY NIGHT... * WHAT...For the Small Craft Advisory, southwest winds 20 to 30 kt and waves 6 to 9 ft expected. For the Gale Watch, northwest winds 15 to 25 kt with gusts up to 35 kt and waves 2 to 5 ft possible. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan, and Central and Southern Bay of Green Bay. * WHEN...For the Small Craft Advisory, from 9 PM this evening to 6 PM CST Thursday. For the Gale Watch, from Thursday evening through late Thursday night. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ Action: Continued Issued At: 2025-12-17 10:28:46 710 WHUS73 KGRB 171628 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 1028 AM CST Wed Dec 17 2025 LMZ521-522-541>543-180030- /O.CON.KGRB.SC.Y.0099.251218T0300Z-251219T0000Z/ /O.CON.KGRB.GL.A.0007.251219T0000Z-251219T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1028 AM CST Wed Dec 17 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... ...GALE WATCH REMAINS IN EFFECT FROM THURSDAY EVENING THROUGH LATE THURSDAY NIGHT... * WHAT...For the Small Craft Advisory, southwest winds 20 to 30 kts. Waves 3 to 6 ft on the Bay and 8 to 12 ft on the Lake, locally higher near Deaths Door. For the Gale Watch, northwest winds 15 to 25 kts with gusts up to 35 kts and waves 3 to 6 ft possible. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan, and Central and Southern Bay of Green Bay. * WHEN...For the Small Craft Advisory, from 9 PM this evening to 6 PM CST Thursday. For the Gale Watch, from Thursday evening through late Thursday night. * IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. && $$ Action: Upgraded Issued At: 2025-12-17 16:08:23 062 WHUS73 KGRB 172207 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 407 PM CST Wed Dec 17 2025 LMZ521-522-541>543-180615- /O.CON.KGRB.SC.Y.0099.251218T0300Z-251219T0000Z/ /O.UPG.KGRB.GL.A.0007.251219T0000Z-251219T1200Z/ /O.NEW.KGRB.GL.W.0020.251219T0000Z-251219T1500Z/ 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- 407 PM CST Wed Dec 17 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... ...GALE WARNING IN EFFECT FROM 6 PM THURSDAY TO 9 AM CST FRIDAY... * WHAT...For the Small Craft Advisory, south winds 15 to 25 kts with gusts up to 30 kts, and waves 3 to 6 ft on the bay and 8 to 12 ft on Lake Michigan. For the Gale Warning, west to northwest winds 20 to 25 kts with gusts over 35 kts and waves 3 to 7 ft expected. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan, and Central and Southern Bay of Green Bay. * WHEN...For the Small Craft Advisory, from 9 PM this evening to 6 PM CST Thursday. For the Gale Warning, from 6 PM Thursday to 9 AM CST Friday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. * ADDITIONAL DETAILS...Freezing spray will also be possible Thursday night into Friday morning. 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. && $$ Kieckbusch | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||