Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Wednesday

In the Upper Midwest, heavy to excessive rain may bring flash and urban flooding through Wednesday. Scattered severe thunderstorms capable of large hail and damaging wind gusts are possible from the central High Plains into the Upper Midwest Wednesday. Extreme heat is ongoing over the Desert Southwest through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77° N Lon: 89.01° W Elev: 486 ft.

Fair

75°F

24°C

Humidity 80%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 7 Jul 7:35 pm CDT
Detailed forecast for

Franklin County

This Afternoon
Partly sunny with a chance of showers and thunderstorms. Near steady temperature in the mid 80s. North winds around 5 mph. Chance of rain 50 percent.
Tonight
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows around 70. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent.
Wednesday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Calm winds. Chance of rain 50 percent.
Wednesday Night
Mostly clear. Lows around 70. Calm winds, becoming south around 5 mph after midnight.
Thursday
Sunny. Highs in the lower 90s. Southwest winds 5 to 10 mph.
Thursday Night
Partly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 70s. Chance of rain 70 percent.
Friday Through Saturday
Showers likely with a chance of thunderstorms. Highs around 90. Lows in the lower 70s. Chance of rain 70 percent.
Saturday Night
A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 70s. Chance of rain 50 percent.
Sunday
Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 30 percent.
Sunday Night
Partly cloudy in the evening, then clearing. Lows around 70.
Monday
Sunny. Highs around 90.



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127 PM CDT Tue Jul 7 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database