Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Thunderstorm Light Rain

82°F

28°C

Humidity 65%
Wind Speed NW 15 G 30 mph
Barometer 30.04 in (1016.9 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 15 Sep 3:52 pm CDT
Extended Forecast for

2 Miles S Petersburg IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Mostly sunny, with a steady temperature around 83. West wind around 7 mph.

    High: 83 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 4am, then showers likely and possibly a thunderstorm after 4am.  Low around 70. North northeast wind 3 to 6 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 70 °F

    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 4pm.  High near 85. Northeast wind 3 to 5 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Light and variable wind.

    Low: 72 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers between 7am and 1pm.  Mostly sunny, with a high near 90. West northwest wind 3 to 5 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68. East northeast wind 3 to 5 mph.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. East wind around 7 mph becoming south in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 83. West wind around 7 mph.
Tonight
Showers and thunderstorms, mainly before 4am, then showers likely and possibly a thunderstorm after 4am. Low around 70. North northeast wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms after 4pm. High near 85. Northeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 72. Light and variable wind.
Thursday
A chance of showers between 7am and 1pm. Mostly sunny, with a high near 90. West northwest wind 3 to 5 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 68. East northeast wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 90. East wind around 7 mph becoming south in the afternoon.
Friday Night
Mostly clear, with a low around 70.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
A 50 percent chance of showers. Partly cloudy, with a low around 69.
Sunday
A chance of showers. Partly sunny, with a high near 84.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 63.
Monday
Mostly cloudy, with a high near 78.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Petersburg IL
 39.98°N 89.85°W (Elev. 600 ft)
4:36 pm CDT Sep 15, 2026
4pm CDT Sep 15, 2026-6pm CDT Sep 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database