Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Last Update: 242 PM CDT Tue Aug 25 2026

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Chicago, IL Local Forecast Office

8NM ESE Chicago IL

Marine Zone Forecast

Late This Afternoon

Southeast winds 10 to 15 kt. Mostly sunny. Waves 1 to 3 ft.

Tonight

Southeast winds 10 to 15 kt becoming south by mid evening, then becoming southwest 15 to 20 kt overnight. Chance of showers and slight chance of thunderstorms after midnight. Waves 1 to 3 ft.

Wednesday

Southwest winds 15 to 20 kt becoming west late. Slight chance of showers and thunderstorms early. Chance of showers and slight chance of thunderstorms in the afternoon. waves 1 to 3 ft.

Wednesday Night

Northwest winds 10 to 15 kt. Mostly clear. Waves 1 to 2 ft.

Thursday

Northwest winds around 10 kt becoming northeast in the afternoon. Mostly sunny. Waves 1 to 2 ft.