Current conditions at
Springfield - Abraham Lincoln Capital Airport (KSPI)
Lat: 39.85°NLon: 89.68°WElev: 587ft.
A Few Clouds
83°F
28°C
| Humidity | 51% |
| Wind Speed | NW 6 mph |
| Barometer | 30.03 in (1016.3 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 84°F (29°C) |
| Last update | 22 Aug 2:52 pm CDT |
Extended Forecast for
Petersburg IL
This Afternoon
High: 82 °F
Scattered
SprinklesTonight
Low: 59 °F
Clear
Sunday
High: 81 °F
Sunny
Sunday Night
Low: 57 °F
Partly Cloudy
Monday
High: 81 °F
Mostly Sunny
Monday Night
Low: 60 °F
Partly Cloudy
Tuesday
High: 83 °F
Mostly Sunny
Tuesday Night
Low: 65 °F
Partly Cloudy
Wednesday
High: 86 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Scattered sprinkles after 5pm. Sunny, with a high near 82. Northwest wind around 11 mph, with gusts as high as 18 mph.
Tonight
Clear, with a low around 59. Northwest wind 3 to 7 mph.
Sunday
Sunny, with a high near 81. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 57. Light and variable wind.
Monday
Mostly sunny, with a high near 81. Calm wind.
Monday Night
Partly cloudy, with a low around 60. Calm wind.
Tuesday
Mostly sunny, with a high near 83. Southeast wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers before 1am. Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 84.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Petersburg IL
40°N 89.85°W (Elev. 551 ft)
40°N 89.85°W (Elev. 551 ft)
1:51 pm CDT Aug 22, 2026
3pm CDT Aug 22, 2026-6pm CDT Aug 28, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
