Severe Weather and Flash Flooding From Plains and to Mid-Atlantic

Severe thunderstorms are forecast today, tomorrow, and Thursday from parts of the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic. Heavy rain associated with thunderstorms may result in flash flooding from the northern and central Plains through the Midwest and into West Virginia and also in southern Mississippi and southeast Louisiana today. Read More >

Hazardous Weather Conditions

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Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

99°F

37°C

Humidity	43%
Wind Speed	S 9 mph
Barometer	29.94 in (1012.2 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	109°F (43°C)
Last update	5 Jul 1:51 pm CDT

More Information:

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

Extended Forecast for

Moline Acres MO

Excessive Heat Warning until July 7, 11:00pm

Click here for hazard details and duration

Excessive Heat Warning

Excessive Heat Warning until July 7, 11:00pm

NOW until
11:00pm Thu

Excessive Heat Warning
This
Afternoon

Hot
High: 101 °F
Tonight

Mostly Clear
Low: 81 °F
Wednesday

Slight Chance
Showers then
Mostly Sunny
High: 101 °F
Wednesday
Night

Partly Cloudy
then Slight
Chance
T-storms
Low: 80 °F
Thursday

Slight Chance
T-storms
High: 99 °F
Thursday
Night

Chance
T-storms
Low: 79 °F
Friday

Chance
Showers then
Chance
T-storms
High: 94 °F
Friday
Night

Chance
T-storms
Low: 73 °F

Detailed Forecast

This Afternoon

Sunny and hot, with a high near 101. Heat index values as high as 107. Southwest wind around 9 mph.

Tonight

Mostly clear, with a low around 81. South wind 3 to 8 mph.

Wednesday

A slight chance of showers before noon, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 101. Heat index values as high as 107. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.

Wednesday Night

A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80. South wind 3 to 5 mph. Chance of precipitation is 20%.

Thursday

A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 99. West wind 3 to 6 mph.

Thursday Night

A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 79.

Friday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.

Friday Night

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

Saturday

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

Saturday Night

Mostly clear, with a low around 71.