Watches, Warnings & Advisories
2 products found for Marine Zone: LMZ745
Gale Warning
URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 940 PM CST Sun Nov 9 2025 LMZ743>745-101145- /O.CON.KLOT.GL.W.0027.000000T0000Z-251110T1200Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 940 PM CST Sun Nov 9 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 AM CST MONDAY... * WHAT...Northerly gales to 35 to 40 kt and significant waves to 14 ft occasionally to 18 ft occurring. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...Until 6 AM CST Monday. * 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. && $$
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Chicago/Romeoville IL 355 PM CST Sun Nov 9 2025 LMZ740>745-102200- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 355 PM CST Sun Nov 9 2025 This Hazardous Weather Outlook is for portions of the Illinois nearshore waters of Lake Michigan and the Indiana nearshore waters of Lake Michigan. .DAY ONE...Tonight. Weather hazards expected... Gale force winds and very hazardous waves. Limited Thunderstorm Risk. .DAYS TWO THROUGH SEVEN...Monday through Saturday. Monday... Hazardous conditions for small craft are likely. Limited Thunderstorm Risk. Tuesday and Wednesday... Hazardous conditions for small craft are likely. Friday and Saturday... Hazardous conditions for small craft are likely. $$ KJB Visit us at www.weather.gov/chicago