National Weather Service

News Headlines

June 10, 2026: Derecho Produces Widespread Wind Damage Across Northern Illinois
June 11, 2026: Tornado Outbreak, Including Multiple Strong Tornadoes Across Northern Illinois and Northwest Indiana
KZZ-81 Lockport NOAA Weather Radio Currently Has Degraded Signal
Routine Weekly NOAA Weather Radio Test Postponed Until Friday, June 12th

Hazardous Weather Conditions

Flood Warning in effect from June 12, 01:00 AM CDT until June 13, 01:00 AM CDT

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54° N Lon: 87.53° W Elev: 607 ft.

Fair

62°F

17°C

Humidity	90%
Wind Speed	W 3 mph
Barometer	29.87 in
Dewpoint	59°F (15°C)
Visibility	10.00 mi
Last update	12 Jun 3:55 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Southern Cook

Today

Sunny. Highs in the lower 80s. West winds 10 to 20 mph. gusts up to 25 mph in the afternoon.

Tonight

Clear. Lows in the lower 60s. Southwest winds 5 to 10 mph.

Saturday

Sunny in the morning, then becoming mostly cloudy. A slight chance of showers and thunderstorms late. Highs in the mid 80s. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of precipitation 20 percent.

Saturday Night

Thunderstorms likely in the evening. Showers. A chance of thunderstorms after midnight. Lows in the lower 60s. Southwest winds around 10 mph, becoming northwest after midnight. Chance of precipitation 90 percent.

Sunday

Partly cloudy. A slight chance of showers and thunderstorms in the morning. Highs in the lower 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent.

Sunday Night

Mostly clear. Lows in the mid 50s.

Monday

Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s.

Monday Night

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.

Tuesday

Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 50 percent.

Tuesday Night

Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the upper 50s. Chance of precipitation 40 percent.

Wednesday

Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Breezy with highs in the upper 70s. Chance of precipitation 50 percent.

Wednesday Night

Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Breezy with lows in the lower 60s. Chance of precipitation 80 percent.

Thursday

Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Breezy with highs in the upper 70s. Chance of precipitation 40 percent.