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

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

23°F

-5°C

Humidity 54%
Wind Speed NE 5 mph
Barometer 30.30 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 29 Jan 12:50 pm CST
Extended Forecast for

Wood River IL

  • This Afternoon

    This Afternoon: A 40 percent chance of snow, mainly after 5pm. Cloudy, with a high near 23. Northeast wind around 7 mph.

    High: 23 °F

    Chance Snow

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 10pm. Cloudy, with a low around 6. North wind 3 to 6 mph.

    Low: 6 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny and cold, with a high near 18. North wind 5 to 10 mph.

    High: 18 °F

    Cold

  • Friday Night

    Friday Night: Cloudy during the early evening, then gradual clearing, with a low around 4. Wind chill values as low as -10. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 20. Northwest wind 7 to 11 mph.

    High: 20 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly after 5pm. Cloudy, with a high near 23. Northeast wind around 7 mph.
Tonight
A 50 percent chance of snow, mainly before 10pm. Cloudy, with a low around 6. North wind 3 to 6 mph.
Friday
Cloudy, then gradually becoming mostly sunny and cold, with a high near 18. North wind 5 to 10 mph.
Friday Night
Cloudy during the early evening, then gradual clearing, with a low around 4. Wind chill values as low as -10. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny and cold, with a high near 20. Northwest wind 7 to 11 mph.
Saturday Night
Mostly clear, with a low around 1.
Sunday
Partly sunny, with a high near 28.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 23.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 35.
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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:
11:07 am CST Jan 29, 2026
Forecast Valid:
1pm CST Jan 29, 2026-6pm CST Feb 4, 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