Central U.S. Severe Storms and Heavy Rain; Western Fire Weather Threats

A strong system will produce a swath of impacts. Severe storms with large hail, damaging winds, and a couple of tornadoes will be possible in the south and central Plains. Heavy rain could cause flash flooding in the Mid Mississippi Valley. Mountain snow will develop in the Rockies. Critical fire weather threats are expected across northern California and the Southwest. Read More >

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Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

16°C

60°F

Humidity	36%
Wind Speed	NE 9 km/h
Barometer	1016.9 mb (30.05 in)
Dewpoint	1°C (33°F)
Visibility	16 km
Last update	7 May 11:51 pm CDT

More Information:

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

Extended Forecast for

Lambert-St. Louis International Airport MO

Overnight

Mostly Cloudy
Low: 10 °C
Saturday

Chance
Showers then
Chance
T-storms
High: 16 °C
Saturday
Night

Slight Chance
Showers then
Heavy Rain
Low: 12 °C
Sunday

Heavy Rain
then Showers
High: 21 °C
Sunday
Night

Slight Chance
T-storms then
Slight Chance
Showers
Low: 7 °C
Monday

Mostly Sunny
High: 17 °C
Monday
Night

Mostly Cloudy
Low: 7 °C
Tuesday

Mostly Sunny
High: 18 °C
Tuesday
Night

Mostly Cloudy
then Slight
Chance
Showers
Low: 9 °C

Detailed Forecast

Overnight

Mostly cloudy, with a low around 10. East wind 8 to 14 km/h.

Saturday

A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 16. Southeast wind 14 to 23 km/h, with gusts as high as 40 km/h. Chance of precipitation is 50%.

Saturday Night

A slight chance of showers, then showers and thunderstorms after midnight. Some of the storms could produce heavy rainfall. Low around 12. Southeast wind 21 to 24 km/h, with gusts as high as 39 km/h. Chance of precipitation is 90%.

Sunday

Showers and thunderstorms before 7am, then showers and possibly a thunderstorm, mainly after 7am. Some of the storms could produce heavy rainfall. High near 21. South wind 19 to 24 km/h becoming west 13 to 18 km/h. Winds could gust as high as 39 km/h. Chance of precipitation is 90%.

Sunday Night

A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Mostly cloudy, with a low around 7. North wind 13 to 23 km/h. Chance of precipitation is 20%.

Monday

Mostly sunny, with a high near 17.

Monday Night

Mostly cloudy, with a low around 7.

Tuesday

Mostly sunny, with a high near 18.

Tuesday Night

A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 9.

Wednesday

A 30 percent chance of showers. Partly sunny, with a high near 18.

Wednesday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 9.