Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

74°F

23°C

Humidity	96%
Wind Speed	Calm
Barometer	30.08 in
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Last update	18 Jul 11:35 pm CDT

More Information:

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

Extended Forecast for

2 Miles SSW Goreville IL

Tonight
Low: 77 °F
Scattered
T-storms
Saturday
High: 89 °F
Scattered
T-storms and
Patchy Fog
Saturday Night
Low: 77 °F
Isolated
T-storms
Sunday
High: 93 °F
Mostly Sunny
then Slight
Chance
T-storms
Sunday Night
Low: 76 °F
Slight Chance
T-storms
Monday
High: 93 °F
Sunny then
Chance
T-storms
Monday Night
Low: 76 °F
Slight Chance
T-storms
Tuesday
High: 94 °F
Sunny then
Slight Chance
T-storms
Tuesday Night
Low: 76 °F
Mostly Clear

Detailed Forecast

Tonight

Scattered showers and thunderstorms, mainly before 4am. Mostly cloudy, with a steady temperature around 77. Light south wind. Chance of precipitation is 40%.

Saturday

Scattered showers and thunderstorms, mainly after 7am. Patchy fog before 7am. Otherwise, partly sunny, with a high near 89. Southwest wind 5 to 8 mph. Chance of precipitation is 50%.

Saturday Night

Isolated showers and thunderstorms before 1am. Mostly clear, with a low around 77. South southwest wind around 7 mph. Chance of precipitation is 20%.

Sunday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 106. West southwest wind around 6 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. South southwest wind 3 to 5 mph.

Monday

A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Southwest wind 3 to 6 mph.

Monday Night

A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. Light south wind.

Tuesday

A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.

Tuesday Night

Mostly clear, with a low around 76. Light south wind.

Wednesday

Sunny, with a high near 95. Calm wind becoming south southwest around 6 mph in the afternoon.

Wednesday Night

Mostly clear, with a low around 77. Light south wind.

Thursday

Sunny, with a high near 94. Calm wind becoming south southwest around 6 mph in the morning.

Thursday Night

Mostly clear, with a low around 77. South wind around 5 mph becoming calm in the evening.

Friday

A slight chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming south southwest around 6 mph in the morning.