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

Isolated Severe Storms in the Midwest; Fire Weather Concerns in the Northern Plains; Record Heat in the West

Isolated severe storms are possible across parts of the Florida Peninsula and the Great Lakes to Lower Missouri Valley and south-central Plains late this afternoon and early evening. Elevated to critical fire weather concerns continue over much of the northern Great Plains. Above average temperatures persist across portions of the West today. Read More >

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

76°F

24°C

Humidity 36%
Wind Speed SW 9 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 12 May 6:52 pm CDT
Extended Forecast for

4 Miles WNW Dowell IL

  • Tonight

    Tonight: Increasing clouds, with a low around 59. South southwest wind 7 to 9 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 75. North northwest wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 48. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 48 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Light and variable wind.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. Southeast wind 5 to 9 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86. South southeast wind 11 to 16 mph, with gusts as high as 23 mph.

    High: 86 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 88. South southwest wind around 9 mph.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. South wind around 8 mph.

    Low: 68 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. South southwest wind 7 to 9 mph.
Wednesday
Sunny, with a high near 75. North northwest wind 8 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Clear, with a low around 48. North northwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Sunny, with a high near 75. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 55. Southeast wind 5 to 9 mph.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86. South southeast wind 11 to 16 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 68. South wind around 10 mph, with gusts as high as 21 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. South southwest wind around 9 mph.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. South wind around 8 mph.
Sunday
Mostly sunny, with a high near 88. South wind 9 to 16 mph, with gusts as high as 24 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind 11 to 14 mph, with gusts as high as 23 mph.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. South southwest wind 14 to 17 mph, with gusts as high as 24 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. South wind 7 to 11 mph, with gusts as high as 20 mph.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. Southwest wind 8 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Dowell IL
 37.97°N 89.3°W
Last Update:
5:35 pm CDT May 12, 2026
Forecast Valid:
7pm CDT May 12, 2026-6pm CDT May 19, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation