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

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Overcast

41°F

5°C

Humidity 53%
Wind Speed NW 18 G 39 mph
Barometer 29.90 in (1012.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 21 Nov 4:53 am CST
Extended Forecast for

Collinsville IL

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 44. Breezy, with a northwest wind 20 to 23 mph, with gusts as high as 34 mph.

    High: 44 °F

    Gradual
    Clearing and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 32 mph.

    Low: 35 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 52. Calm wind becoming southwest around 5 mph.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Monday

    Monday: A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 44. Breezy, with a northwest wind 20 to 23 mph, with gusts as high as 34 mph.
Tonight
Mostly cloudy, with a low around 35. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 32 mph.
Friday
Partly sunny, with a high near 47. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 32. Northwest wind 5 to 8 mph becoming calm after midnight.
Saturday
Sunny, with a high near 52. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50.
Monday
A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 29.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 43.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Collinsville IL
 38.68°N 90°W (Elev. 499 ft)
Last Update:
4:52 am CST Nov 21, 2024
Forecast Valid:
5am CST Nov 21, 2024-6pm CST Nov 27, 2024
 
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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