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

39°F

4°C

Humidity 89%
Wind Speed W 8 mph
Barometer 29.84 in (1010.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 6 Jan 8:52 pm CST
Extended Forecast for

Petersburg IL

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 34. West northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 17 mph.

    Low: 34 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 56 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 42. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Showers. High near 59. South southeast wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers
    Likely then
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 45. South wind 10 to 18 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 50. West wind 6 to 9 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 35. North northeast wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 35 °F

    Chance Rain

  • Saturday

    Saturday: A chance of rain before noon, then a chance of rain and snow. Partly sunny, with a high near 43. Chance of precipitation is 30%.

    High: 43 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 34. West northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 17 mph.
Wednesday
Areas of fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 56. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Increasing clouds, with a low around 42. South wind around 10 mph, with gusts as high as 21 mph.
Thursday
Showers. High near 59. South southeast wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 45. South wind 10 to 18 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly cloudy, with a high near 50. West wind 6 to 9 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35. North northeast wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Saturday
A chance of rain before noon, then a chance of rain and snow. Partly sunny, with a high near 43. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Mostly clear, with a low around 23.
Monday
Sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Petersburg IL
 40°N 89.82°W (Elev. 541 ft)
Last Update:
9:36 pm CST Jan 6, 2026
Forecast Valid:
9pm CST Jan 6, 2026-6pm CST Jan 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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