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September 2026 Climate Summary

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Light Rain

73°F

23°C

Humidity	84%
Wind Speed	NW 9 mph
Barometer	29.88 in (1011.3 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	1 Oct 6:52 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles WSW Rochester IL

Tonight
Low: 58 °F
Showers
Friday
High: 68 °F
Chance
Showers then
Mostly Sunny
Friday Night
Low: 47 °F
Mostly Clear
Saturday
High: 71 °F
Sunny
Saturday Night
Low: 48 °F
Mostly Clear
Sunday
High: 74 °F
Sunny
Sunday Night
Low: 48 °F
Mostly Clear
Monday
High: 70 °F
Sunny
Monday Night
Low: 43 °F
Clear

Detailed Forecast

Tonight

Showers and possibly a thunderstorm before 3am, then showers likely. Low around 58. West northwest wind 6 to 11 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Friday

A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 68. North northeast wind 10 to 13 mph, with gusts as high as 20 mph.

Friday Night

Mostly clear, with a low around 47. Northeast wind around 6 mph.

Saturday

Sunny, with a high near 71. East wind 3 to 6 mph.

Saturday Night

Mostly clear, with a low around 48. Light and variable wind.

Sunday

Sunny, with a high near 74. Calm wind becoming north northwest around 6 mph in the afternoon.

Sunday Night

Mostly clear, with a low around 48. North wind 3 to 5 mph.

Monday

Sunny, with a high near 70.