National Weather Service Forecast for: Bloomington, IL
Issued by: National Weather Service Central Illinois
Updated: Tue, 16-Jun-2026 7:47pm CDT
Bloomington
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The zone forecast data for ILZ038 (McLean) will be displayed
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  Wednesday

Thunder storm
Thunder storm
Thursday

Partly Sunny
Partly Sunny
Monday

Mostly Clear
Mostly Clear
Saturday
Night
Chance rain
Chance rain
Sunday
Night
Thunder storm
Thunder storm
Monday
Night
Partly Cloudy
Partly Cloudy
  Hi >75°F Hi <75°F Hi ≈75°F Lo <65°F Lo <65°F Lo >55°F
 
Tonight

Partly Cloudy
Partly Cloudy
Wednesday
Night
Thunder storm
Thunder storm
Thursday
Night
Mostly Clear
Mostly Clear
Saturday

Mostly Sunny
Mostly Sunny
Sunday

Thunder storm
Thunder storm
Monday

Chance rain
Chance rain
Tuesday

Partly Cloudy
Partly Cloudy
Lo ≈55°F Lo <65°F Lo ≈55°F Hi ≈80°F Hi >75°F Hi >75°F Hi >75°F

Flood Watch
 

Tonight
 
Mostly clear this evening, then becoming partly cloudy. Lows in the mid 50s. West winds 10 to 15 mph with gusts up to 25 mph, becoming southwest around 5 mph after midnight.
Wednesday
 
Showers with a chance of thunderstorms in the morning, then showers and thunderstorms in the afternoon. Locally heavy rainfall possible in the morning. Windy and more humid with highs in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph, becoming south 20 to 30 mph with gusts up to 45 mph in the afternoon. Chance of rain near 100 percent.
Wednesday Night
 
Showers and thunderstorms in the evening, then mostly clear after midnight. Windy with lows in the lower 60s. West winds 20 to 30 mph with gusts up to 40 mph, diminishing to around 15 mph with gusts up to 25 mph after midnight. Chance of rain near 100 percent.
Thursday
 
Sunny in the morning, then becoming partly sunny. Highs in the lower 70s. West winds 15 to 20 mph.
Thursday Night
 
Mostly clear. Lows in the mid 50s. Northwest winds 10 to 15 mph, diminishing to around 5 mph after midnight.
Monday
 
Mostly clear. Highs in the mid 70s.
Saturday
 
Mostly sunny. Highs around 80.
Saturday Night
 
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 60s. Chance of rain 40 percent.
Sunday
 
Showers likely with a chance of thunderstorms. Highs in the upper 70s.
Sunday Night
 
Showers likely with a chance of thunderstorms. Lows in the lower 60s.
Monday
 
Partly sunny. A chance of showers in the morning. Highs in the upper 70s. Chance of rain 50 percent.
Monday Night
 
Partly cloudy. Lows in the upper 50s.
Tuesday
 
Partly cloudy. Highs in the upper 70s.

 

Forecast from NOAA-NWS for Bloomington, IL. (Zone forecast for McLean)