Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Extreme Heat Warning until August 12, 08:00 PM CDT

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Partly Cloudy

93°F

34°C

Humidity	52%
Wind Speed	S 15 mph
Barometer	29.93 in
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	102°F (39°C)
Last update	9 Aug 3:51 pm CDT

More Information:

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

Extended Forecast for

Jennings MO

Extreme Heat Warning August 9, 04:27pm until August 12, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning August 9, 04:27pm until August 12, 08:00pm
NOW until 8:00pm Wed
Extreme Heat Warning
Tonight
Low: 78 °F
Mostly Clear
Monday
High: 97 °F
Hot
Monday Night
Low: 80 °F
Partly Cloudy
Tuesday
High: 97 °F
Hot
Tuesday Night
Low: 79 °F
Partly Cloudy
Wednesday
High: 94 °F
Chance
Showers
Wednesday Night
Low: 77 °F
Chance
T-storms
Thursday
High: 88 °F
Showers
Likely

Detailed Forecast

Tonight

Mostly clear, with a low around 78. South wind 7 to 13 mph, with gusts as high as 20 mph.

Monday

Mostly sunny and hot, with a high near 97. Heat index values as high as 109. Southwest wind 7 to 11 mph.

Monday Night

Partly cloudy, with a low around 80. South wind 7 to 9 mph.

Tuesday

Mostly cloudy, then gradually becoming sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind around 8 mph.

Tuesday Night

Partly cloudy, with a low around 79. Southwest wind 6 to 8 mph.

Wednesday

A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 94.

Wednesday Night

A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.

Thursday

Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.

Thursday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

Friday

A 30 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 85.

Friday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.

Saturday

A 40 percent chance of showers. Partly sunny, with a high near 88.

Saturday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.

Sunday

A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.