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.

Fair

68°F

20°C

Humidity 73%
Wind Speed S 6 mph
Barometer 30.07 in (1017.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 6 Oct 12:52 am CDT
Extended Forecast for

Petersburg IL

  • Overnight

    Overnight: Clear, with a low around 63. South wind around 7 mph, with gusts as high as 16 mph.

    Low: 63 °F

    Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South southwest wind around 7 mph.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. South southwest wind around 6 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 70. North wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 70 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. North northeast wind 5 to 7 mph.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. East northeast wind 5 to 8 mph, with gusts as high as 15 mph.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 42. East wind around 6 mph.

    Low: 42 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 63. South wind around 7 mph, with gusts as high as 16 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South southwest wind around 7 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. South southwest wind around 6 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 70. North wind 8 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 43. North northeast wind 5 to 7 mph.
Wednesday
Sunny, with a high near 72. East northeast wind 5 to 8 mph, with gusts as high as 15 mph.
Wednesday Night
Clear, with a low around 42. East wind around 6 mph.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 46.
Friday
Mostly sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Petersburg IL
 40°N 89.85°W (Elev. 551 ft)
Last Update:
1:36 am CDT Oct 6, 2025
Forecast Valid:
1am CDT Oct 6, 2025-6pm CDT Oct 12, 2025
 
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