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

72°F

22°C

Humidity 73%
Wind Speed S 14 mph
Barometer 29.72 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 10 Mar 8:50 pm CDT
Extended Forecast for

Wood River IL

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly between 3am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 54. South wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Mostly Cloudy
    then T-storms
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 3pm, then a slight chance of showers between 3pm and 4pm. Temperature falling to around 49 by 5pm. Breezy, with a southwest wind 14 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%.

    High: 67 °F⇓

    Showers then
    Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 32. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph.

    Low: 32 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 55. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 45. South wind 9 to 17 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly between 3am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 54. South wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm before 3pm, then a slight chance of showers between 3pm and 4pm. Temperature falling to around 49 by 5pm. Breezy, with a southwest wind 14 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 32. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Sunny, with a high near 55. Calm wind becoming southwest 5 to 9 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 45. South wind 9 to 17 mph, with gusts as high as 28 mph.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 67.
Saturday Night
A 30 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 51.
Sunday
Rain and possibly a thunderstorm. High near 65. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 21. Blustery. Chance of precipitation is 30%.
Monday
Sunny, with a high near 36.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Partly sunny, with a high near 42.
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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:
6:00 pm CDT Mar 10, 2026
Forecast Valid:
9pm CDT Mar 10, 2026-6pm CDT Mar 17, 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