Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe weather continues on Sunday

The NWS Storm Prediction Center expects severe weather to continue on Sunday from the southern Plains to the Mid-Atlantic. The primary threats will be damaging winds and hail, but an isolated tornado can not be ruled out. Some of the storms will be moving slowly over saturated ground increasing the risk for localized flash flooding. Read More >

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

65°F

18°C

Humidity 87%
Wind Speed SW 5 mph
Barometer 29.80 in (1008.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 28 May 1:53 am CDT
Extended Forecast for

Collinsville IL

  • Overnight

    Overnight: Cloudy, with a low around 61. Northwest wind around 6 mph becoming light and variable.

    Cloudy

    Low: 61 °F

  • Sunday

    Sunday: Isolated showers and thunderstorms between noon and 4pm.  Mostly cloudy, with a high near 78. West wind 6 to 13 mph.  Chance of precipitation is 20%.

    Mostly Cloudy
    then Isolated
    T-storms

    High: 78 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 58. West wind 3 to 8 mph.

    Mostly Clear

    Low: 58 °F

  • Memorial
    Day

    Memorial Day: Sunny, with a high near 82. West wind 5 to 9 mph.

    Sunny

    High: 82 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 57. West wind 3 to 7 mph.

    Partly Cloudy

    Low: 57 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers after 1pm.  Mostly sunny, with a high near 78.

    Mostly Sunny
    then Chance
    Showers

    High: 78 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Partly Cloudy

    Low: 56 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    Mostly Sunny

    High: 78 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 56.

    Mostly Clear

    Low: 56 °F

Detailed Forecast

Overnight
Cloudy, with a low around 61. Northwest wind around 6 mph becoming light and variable.
Sunday
Isolated showers and thunderstorms between noon and 4pm. Mostly cloudy, with a high near 78. West wind 6 to 13 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 58. West wind 3 to 8 mph.
Memorial Day
Sunny, with a high near 82. West wind 5 to 9 mph.
Monday Night
Partly cloudy, with a low around 57. West wind 3 to 7 mph.
Tuesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 81.
Click Map For Forecast
Point Forecast:
Collinsville IL
 38.68°N 90°W (Elev. 499 ft)
12:57 am CDT May 28, 2017
1am CDT May 28, 2017-6pm CDT Jun 3, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database