Watches, Warnings & Advisories
2 products found for Marine Zone: LMZ743
Gale Warning
URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 946 AM CST Tue Nov 25 2025 LMZ740>745-260000- /O.CON.KLOT.GL.W.0028.251126T0900Z-251128T0400Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 946 AM CST Tue Nov 25 2025 ...GALE WARNING REMAINS IN EFFECT FROM 3 AM WEDNESDAY TO 10 PM CST THURSDAY... * WHAT...West gales to 45 kt with a few storm force gusts to 50 kt and significant waves to 11 ft occasionally to 14 ft expected. * WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL to Michigan City IN. * WHEN...From 3 AM Wednesday to 10 PM CST Thursday. * 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. && $$
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 958 AM CST Tue Nov 25 2025 LMZ740>745-261600- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 958 AM CST Tue Nov 25 2025 This Hazardous Weather Outlook is for portions of the Illinois nearshore waters of Lake Michigan and the Indiana nearshore waters of Lake Michigan. .DAY ONE...Today and Tonight. Weather hazards expected... Gale force winds and hazardous waves late tonight. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Wednesday and Thursday... Gale force winds and very hazardous waves. Friday... Hazardous conditions for small craft are likely. $$ Doom Visit us at www.weather.gov/chicago