Active Weather Alerts
Dense Fog Advisory
Issued: 11:54 AM Dec. 28, 2025 – National Weather Service
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST THIS MORNING... ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 PM CST MONDAY... * WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Boone, De Kalb, Lee, Ogle, Winnebago, DuPage, Kane, Kendall, Lake IL, McHenry, and Northern Cook Counties. * WHEN...For the Dense Fog Advisory, until 9 AM CST this morning. For the Wind Advisory, from 6 PM this evening to 3 PM CST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Wind-whipped snow showers Sunday night through Monday morning may result in locally hazardous travel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. If driving, slow down, use your headlights, and leave plenty of distance ahead of you. &&
Wind Advisory
Issued: 11:54 AM Dec. 28, 2025 – National Weather Service
...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST THIS MORNING... ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 PM CST MONDAY... * WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Boone, De Kalb, Lee, Ogle, Winnebago, DuPage, Kane, Kendall, Lake IL, McHenry, and Northern Cook Counties. * WHEN...For the Dense Fog Advisory, until 9 AM CST this morning. For the Wind Advisory, from 6 PM this evening to 3 PM CST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Wind-whipped snow showers Sunday night through Monday morning may result in locally hazardous travel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. If driving, slow down, use your headlights, and leave plenty of distance ahead of you. &&
Gale Warning
Issued: 9:57 AM Dec. 28, 2025 – National Weather Service
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS MORNING... ...GALE WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 6 PM CST MONDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to 1 NM. For the Gale Warning, west gales to 45 kt with occasional storm force gusts to around 50 kt and significant waves to 9 ft occasionally to 12 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the Dense Fog Advisory, until 10 AM CST this morning. For the Gale Warning, from 5 PM this afternoon to 6 PM CST Monday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. Low visibility will make navigation difficult. 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. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. &&
Dense Fog Advisory
Issued: 9:57 AM Dec. 28, 2025 – National Weather Service
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS MORNING... ...GALE WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 6 PM CST MONDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to 1 NM. For the Gale Warning, west gales to 45 kt with occasional storm force gusts to around 50 kt and significant waves to 9 ft occasionally to 12 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the Dense Fog Advisory, until 10 AM CST this morning. For the Gale Warning, from 5 PM this afternoon to 6 PM CST Monday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. Low visibility will make navigation difficult. 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. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. &&
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