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

Effingham, Effingham County Memorial Airport (K1H2)

Lat: 39.07° N Lon: 88.53° W Elev: 587 ft.

Fair

67°F

19°C

Humidity 76%
Wind Speed SE 7 mph
Barometer 30.08 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Sep 5:15 am CDT
Detailed forecast for

Shelby County

Today
Sunny. A chance of showers and thunderstorms this afternoon. Warmer with highs in the mid 90s. South winds around 10 mph, becoming southwest this afternoon. Chance of rain 50 percent. Heat index values up to 103.
Tonight
Mostly cloudy with a chance of thunderstorms. Showers likely, mainly in the evening. Humid with lows in the upper 60s. South winds around 5 mph, becoming east after midnight. Chance of rain 60 percent.
Wednesday
Mostly sunny. A chance of showers and thunderstorms in the morning. Humid with highs in the lower 90s. East winds around 5 mph, becoming south around 5 mph in the afternoon. Chance of rain 50 percent. Heat index values up to 100.
Wednesday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. South winds around 5 mph.
Thursday
Sunny, hot with highs in the mid 90s. Southwest winds around 5 mph, becoming northwest in the afternoon. Heat index values up to 101.
Thursday Night Through Saturday
Partly cloudy. Lows in the upper 60s. Highs in the lower 90s.
Saturday Night
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the upper 60s. Chance of rain 40 percent.
Sunday
Partly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.
Sunday Night
Mostly cloudy. Lows in the upper 50s.
Monday
Mostly sunny. Highs in the upper 70s.



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412 AM CDT Tue Sep 15 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database