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Latest Drought Information Statement for the Quad State Region - Updated February 19, 2026

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

34°F

1°C

Humidity	59%
Wind Speed	W 5 mph
Barometer	30.30 in (1026.5 mb)
Dewpoint	21°F (-6°C)
Visibility	10.00 mi
Wind Chill	29°F (-2°C)
Last update	21 Feb 9:52 pm CST

More Information:

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

Extended Forecast for

Carbondale IL

Tonight
Low: 24 °F
Mostly Clear
Sunday
High: 34 °F
Sunny and
Breezy
Sunday Night
Low: 17 °F
Partly Cloudy
Monday
High: 34 °F
Sunny
Monday Night
Low: 19 °F
Mostly Clear
Tuesday
High: 50 °F
Partly Sunny
Tuesday Night
Low: 44 °F
Mostly Cloudy
Wednesday
High: 60 °F
Mostly Cloudy
Wednesday Night
Low: 38 °F
Chance
Showers

Detailed Forecast

Tonight

Mostly clear, with a low around 24. Northwest wind 5 to 14 mph, with gusts as high as 24 mph.

Sunday

Sunny, with a high near 34. Breezy, with a northwest wind 14 to 20 mph, with gusts as high as 30 mph.

Sunday Night

Partly cloudy, with a low around 17. North northwest wind around 14 mph, with gusts as high as 24 mph.

Monday

Sunny, with a high near 34. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.

Monday Night

Mostly clear, with a low around 19. Northwest wind around 5 mph becoming calm.

Tuesday

Partly sunny, with a high near 50. South southwest wind 6 to 16 mph, with gusts as high as 26 mph.

Tuesday Night

Mostly cloudy, with a low around 44. South southwest wind 10 to 14 mph, with gusts as high as 24 mph.

Wednesday

Mostly cloudy, with a high near 60. Southwest wind around 11 mph, with gusts as high as 20 mph.

Wednesday Night

A chance of showers, mainly after midnight. Mostly cloudy, with a low around 38. South southwest wind around 9 mph becoming north northwest after midnight.

Thursday

A chance of showers. Partly sunny, with a high near 52. West northwest wind 8 to 10 mph.

Thursday Night

A slight chance of showers. Mostly clear, with a low around 30. Northwest wind 5 to 7 mph becoming south southwest after midnight.

Friday

Sunny, with a high near 58. South southwest wind 5 to 9 mph.

Friday Night

Mostly clear, with a low around 39. South wind around 7 mph.

Saturday

A slight chance of showers. Mostly sunny, with a high near 62. South wind 7 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.