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.

Partly Cloudy

84°F

29°C

Humidity 51%
Wind Speed S 18 G 23 mph
Barometer 29.85 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 14 Apr 1:50 pm CDT
Extended Forecast for

Wood River IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 4pm. Partly sunny, with a high near 87. South wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 69. South wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 81. Southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 64. Southwest wind 8 to 10 mph. Chance of precipitation is 90%.

    Low: 64 °F

    Showers
    Likely then
    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 80. Southwest wind 7 to 11 mph. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 4pm. Partly sunny, with a high near 87. South wind 14 to 16 mph, with gusts as high as 24 mph.
Tonight
A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 69. South wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 81. Southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 64. Southwest wind 8 to 10 mph. Chance of precipitation is 90%.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 80. Southwest wind 7 to 11 mph. Chance of precipitation is 60%.
Thursday Night
Mostly clear, with a low around 60.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 62.
Sunday Night
Clear, with a low around 39.
Monday
Sunny, with a high near 69.
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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:
1:26 pm CDT Apr 14, 2026
Forecast Valid:
2pm CDT Apr 14, 2026-6pm CDT Apr 20, 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