Heavy Rainfall for the Mid-Atlantic; Heat and Wildfire Concerns for the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region today into tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the interior Northwest with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

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

Mostly Cloudy

86°F

30°C

Humidity	66%
Wind Speed	SW 9 mph
Barometer	30.02 in
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	93°F (34°C)
Last update	14 Jul 3:45 pm CDT

More Information:

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

Detailed forecast for

Williamson County

Tonight

Mostly cloudy. A chance of showers and thunderstorms, mainly this evening. Lows in the lower 70s. South winds around 5 mph. Chance of rain 50 percent.

Tuesday

Patchy fog in the morning. Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny with showers and thunderstorms likely in the afternoon. Highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 70 percent.

Tuesday Night

Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. South winds around 5 mph. Chance of rain 30 percent.

Wednesday

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 30 percent.

Wednesday Night

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Southwest winds around 5 mph.

Thursday

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent.

Thursday Night

Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.

Friday

Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.

Friday Night

Mostly cloudy. Lows in the mid 70s.

Saturday

Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent.

Saturday Night

Partly cloudy. Lows in the mid 70s.

Sunday

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent.

Sunday Night

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s.

Monday

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent.