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

46°F

8°C

Humidity 40%
Wind Speed SE 6 mph
Barometer 30.61 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 28 Mar 12:45 pm CDT
Extended Forecast for

Wood River IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 57. South wind around 7 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. South wind 6 to 8 mph.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 69. South wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 83. South wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.

    High: 85 °F

    Chance Rain
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 57. South wind around 7 mph.
Tonight
Mostly clear, with a low around 40. South wind 6 to 8 mph.
Sunday
Partly sunny, with a high near 69. South wind 7 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 56. South wind around 11 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 83. South wind 9 to 17 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
A chance of rain, with thunderstorms also possible after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.
Wednesday
A 50 percent chance of rain. Cloudy, with a high near 57.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Thursday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 44.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 69.
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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:
11:26 am CDT Mar 28, 2026
Forecast Valid:
1pm CDT Mar 28, 2026-6pm CDT Apr 3, 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