National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

27°F

-3°C

Humidity 71%
Wind Speed NE 5 mph
Barometer 30.36 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 7 Feb 6:15 am CST
Extended Forecast for

Wood River IL

  • Today

    Today: Sunny, with a high near 37. Northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46. Southeast wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 46 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. East wind 5 to 7 mph becoming calm after midnight.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 37. Northeast wind 5 to 7 mph becoming southeast in the afternoon.
Tonight
Mostly cloudy, with a low around 26. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 46. Southeast wind 8 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 29. East wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 56. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37.
Wednesday
A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 49.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 32.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 47.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wood River IL
 38.86°N 90.08°W (Elev. 436 ft)
Last Update:
5:06 am CST Feb 7, 2026
Forecast Valid:
6am CST Feb 7, 2026-6pm CST Feb 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation