Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. 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.

Mostly Cloudy

88°F

31°C

Humidity	62%
Wind Speed	S 17 mph
Barometer	30.00 in
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	96°F (36°C)
Last update	13 Jul 1:48 pm CDT

More Information:

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

Extended Forecast for

Vienna IL

This Afternoon
High: 86 °F
T-storms
Likely
Tonight
Low: 71 °F
Chance
T-storms and
Patchy Fog
Monday
High: 88 °F
Slight Chance
T-storms and
Patchy Fog
then Chance
T-storms
Monday Night
Low: 73 °F
Slight Chance
T-storms then
Slight Chance
Showers
Tuesday
High: 90 °F
Slight Chance
T-storms then
Chance
T-storms
Tuesday Night
Low: 73 °F
Partly Cloudy
then Slight
Chance
T-storms
Wednesday
High: 92 °F
Chance
T-storms
Wednesday Night
Low: 74 °F
Slight Chance
T-storms
Thursday
High: 91 °F
Chance
T-storms

Detailed Forecast

This Afternoon

Showers and thunderstorms likely. Partly sunny, with a high near 86. Southwest wind around 9 mph. Chance of precipitation is 70%.

Tonight

A 50 percent chance of showers and thunderstorms before 1am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 71. Calm wind.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, partly sunny, with a high near 88. Light west southwest wind. Chance of precipitation is 50%.

Monday Night

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.

Tuesday

A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 90. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 50%.

Tuesday Night

A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Calm wind.

Wednesday

A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the morning.

Wednesday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Light south southwest wind.

Thursday

A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Calm wind becoming southwest around 6 mph in the morning.

Thursday Night

A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 73. Light and variable wind.

Friday

A chance of showers and thunderstorms. Partly sunny, with a high near 90. Calm wind becoming south southwest around 5 mph in the afternoon.

Friday Night

A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Light and variable wind.

Saturday

A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph.