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

66°F

19°C

Humidity 78%
Wind Speed W 13 mph
Barometer 29.92 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Apr 9:45 am CDT
Extended Forecast for

Wood River IL

  • Today

    Today: Sunny, with a high near 82. West wind around 9 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. South wind 3 to 5 mph.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. South wind 6 to 16 mph, with gusts as high as 25 mph.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms, mainly before 4am, then showers and possibly a thunderstorm after 4am. Low around 51. South wind 11 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%.

    Low: 51 °F

    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 56. Northwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 56 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

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

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. West wind around 9 mph.
Tonight
Mostly clear, with a low around 60. South wind 3 to 5 mph.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85. South wind 6 to 16 mph, with gusts as high as 25 mph.
Friday Night
Showers and thunderstorms, mainly before 4am, then showers and possibly a thunderstorm after 4am. Low around 51. South wind 11 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 56. Northwest wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 55.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 79.
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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:
9:01 am CDT Apr 16, 2026
Forecast Valid:
10am CDT Apr 16, 2026-6pm CDT Apr 22, 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