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

Hazardous Weather Conditions

Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Overcast

65°F

18°C

Humidity 87%
Wind Speed S 6 mph
Barometer 30.04 in (1016.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 25 Jul 2:52 am CDT
Extended Forecast for

Dawson IL

Heat Advisory July 26, 12:00pm until July 27, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: A 40 percent chance of showers. Mostly cloudy, with a low around 66. South wind around 5 mph.

    Low: 66 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm. Mostly cloudy, with a high near 83. South wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. South southeast wind 3 to 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 92. Heat index values as high as 106. Light and variable wind becoming south southwest 5 to 7 mph in the morning.

    High: 92 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. South southwest wind 3 to 7 mph.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 96. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 17 mph.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of showers. Mostly cloudy, with a low around 66. South wind around 5 mph.
Saturday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 1pm. Mostly cloudy, with a high near 83. South wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 71. South southeast wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 92. Heat index values as high as 106. Light and variable wind becoming south southwest 5 to 7 mph in the morning.
Sunday Night
Partly cloudy, with a low around 75. South southwest wind 3 to 7 mph.
Monday
Sunny and hot, with a high near 96. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 75. Southwest wind 7 to 10 mph becoming northwest after midnight. Winds could gust as high as 17 mph.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dawson IL
 39.86°N 89.46°W (Elev. 581 ft)
Last Update:
3:16 am CDT Jul 25, 2026
Forecast Valid:
3am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
Forecast Discussion
 
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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