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

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

41°F

5°C

Humidity 70%
Wind Speed SE 3 mph
Barometer 30.10 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 25 Mar 6:50 am CDT
Extended Forecast for

Wood River IL

  • Today

    Today: Mostly sunny, with a high near 78. Light and variable wind becoming south 6 to 11 mph in the morning.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 64. South wind around 10 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm, mainly before 4am, then rain after 4am. Low around 43. Southwest wind 9 to 17 mph becoming north after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%.

    Low: 43 °F

    Showers

  • Friday

    Friday: Rain, mainly before 7am. High near 53. North wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    High: 53 °F

    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 78. Light and variable wind becoming south 6 to 11 mph in the morning.
Tonight
A slight chance of showers and thunderstorms between 11pm and midnight. Partly cloudy, with a low around 64. South wind around 10 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 91. Southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Showers and possibly a thunderstorm, mainly before 4am, then rain after 4am. Low around 43. Southwest wind 9 to 17 mph becoming north after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%.
Friday
Rain, mainly before 7am. High near 53. North wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 64.
Sunday Night
Mostly cloudy, with a low around 53.
Monday
A 20 percent chance of rain and thunderstorms. Mostly sunny, with a high near 82.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 61.
Tuesday
A 40 percent chance of rain and thunderstorms. Partly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wood River IL
 38.86°N 90.08°W (Elev. 436 ft)
Last Update:
3:51 am CDT Mar 25, 2026
Forecast Valid:
7am CDT Mar 25, 2026-6pm CDT Mar 31, 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