Heavy Mountain Snow in the Northwest; Flooding Possible in the South

Heavy mountain snow and high winds have returned to the Northwestern U.S. today into Friday. Total snow accumulations could reach 3 feet in the higher elevations. Several rounds of heavy showers and thunderstorms tracking from the ArkLaTex into the Tennessee Valley may result in localized flash, urban, and small stream flooding into early next week, along with new river flooding. Read More >

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

46°F

8°C

Humidity 46%
Wind Speed NE 7 mph
Barometer 30.35 in (1027.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 25 Feb 4:53 pm CST
Extended Forecast for

Collinsville IL

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 30. Northeast wind 3 to 6 mph.

    Gradual
    Clearing

    Low: 30 °F

  • Friday

    Friday: A 20 percent chance of rain after 5pm.  Increasing clouds, with a high near 52. East wind 6 to 11 mph.

    Sunny then
    Slight Chance
    Rain

    High: 52 °F

  • Friday
    Night

    Friday Night: A 30 percent chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 37. Southeast wind 5 to 7 mph becoming light and variable  after midnight.

    Chance Rain

    Low: 37 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 60. Calm wind becoming southeast 5 to 8 mph in the morning.

    Mostly Sunny

    High: 60 °F

  • Saturday
    Night

    Saturday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 46. Southeast wind 5 to 8 mph becoming calm  after midnight.

    Chance Rain

    Low: 46 °F

  • Sunday

    Sunday: Mostly cloudy, with a high near 60.

    Mostly Cloudy

    High: 60 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 29.

    Partly Cloudy

    Low: 29 °F

  • Monday

    Monday: Sunny, with a high near 49.

    Sunny

    High: 49 °F

  • Monday
    Night

    Monday Night: A slight chance of rain and snow between midnight and 1am, then a slight chance of snow after 1am.  Mostly clear, with a low around 32. Chance of precipitation is 20%.

    Mostly Clear
    then Slight
    Chance
    Rain/Snow

    Low: 32 °F

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 30. Northeast wind 3 to 6 mph.
Friday
A 20 percent chance of rain after 5pm. Increasing clouds, with a high near 52. East wind 6 to 11 mph.
Friday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 37. Southeast wind 5 to 7 mph becoming light and variable after midnight.
Saturday
Mostly sunny, with a high near 60. Calm wind becoming southeast 5 to 8 mph in the morning.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 46. Southeast wind 5 to 8 mph becoming calm after midnight.
Sunday
Mostly cloudy, with a high near 60.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 49.
Monday Night
A slight chance of rain and snow between midnight and 1am, then a slight chance of snow after 1am. Mostly clear, with a low around 32. Chance of precipitation is 20%.
Tuesday
A chance of snow before 8am, then a chance of rain and snow between 8am and 9am, then a chance of rain after 9am. Mostly sunny, with a high near 51. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 37.
Thursday
A 30 percent chance of rain. Mostly sunny, with a high near 53.
Click Map For Forecast
Point Forecast:
Collinsville IL
 38.68°N 90°W (Elev. 499 ft)
4:57 pm CST Feb 25, 2021
5pm CST Feb 25, 2021-6pm CST Mar 4, 2021
 
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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