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

Dangerously Hot Across the East; Heavy Snow in Colorado

Early season heat with likely record high temperatures will continue in parts of Texas, the Lower Mississippi Valley, the Southeast, Ohio Valley, Mid-Atlantic, and Northeast Saturday. Heat Advisories are in effect from New England to the Mid-Atlantic. Heavy snow will remain possible over Colorado early Saturday. Severe storms are possible from the Southern Plains to the Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

68°F

20°C

Humidity 73%
Wind Speed NW 3 mph
Barometer 29.80 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 21 May 2:15 am CDT
Extended Forecast for

South Roxana IL

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 62. North wind 7 to 9 mph.

    Chance
    T-storms

    Low: 62 °F

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 2pm. Cloudy, with a high near 73. North wind around 8 mph. Chance of precipitation is 60%.

    T-storms
    Likely

    High: 73 °F

  • Saturday
    Night

    Saturday Night: Showers and thunderstorms, mainly before 1am. Low around 49. North wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    T-storms then
    Chance
    T-storms

    Low: 49 °F

  • Sunday

    Sunday: Partly sunny, with a high near 67. North wind 9 to 13 mph, with gusts as high as 21 mph.

    Partly Sunny

    High: 67 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 50. Northeast wind 6 to 9 mph.

    Partly Cloudy

    Low: 50 °F

  • Monday

    Monday: Mostly sunny, with a high near 72.

    Mostly Sunny

    High: 72 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 58.

    Chance
    Showers

    Low: 58 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    Chance
    Showers then
    Showers
    Likely

    High: 76 °F

  • Tuesday
    Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 63. Chance of precipitation is 80%.

    Showers

    Low: 63 °F

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 62. North wind 7 to 9 mph.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Cloudy, with a high near 73. North wind around 8 mph. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms, mainly before 1am. Low around 49. North wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Sunday
Partly sunny, with a high near 67. North wind 9 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 50. Northeast wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 72.
Monday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 58.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 63. Chance of precipitation is 80%.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 70.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 73.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
South Roxana IL
 38.81°N 90.05°W (Elev. 430 ft)
Last Update:
1:26 am CDT May 21, 2022
Forecast Valid:
2am CDT May 21, 2022-6pm CDT May 27, 2022
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation