Severe Storms & Heavy Rainfall Possible in the Plains; Critical Fire Weather Conditions for Parts of the West

Scattered severe thunderstorms and locally heavy rainfall are possible across portions of the Plains through Monday. Meanwhile, dry weather and gusty winds will result in critical fire weather conditions across the Great Basin and northern Rockies. Elsewhere, tropical storm Dorian in the Atlantic is expected to slowly strengthen and will likely approach the Lesser Antilles by Tuesday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75° N Lon: 90.37° W Elev: 604 ft.

Overcast

73°F

23°C

Humidity	90%
Wind Speed	SE 10 mph
Barometer	29.84 in (1009.5 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Last update	25 Aug 11:51 pm CDT

More Information:

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

Detailed forecast for

St. Louis County

Tonight

Showers likely and scattered thunderstorms. Patchy fog after midnight. Near steady temperature around 70. Southeast wind around 10 mph. Chance of rain 70 percent.

Monday

Warmer. Patchy fog in the morning. Mostly cloudy with showers likely and slight chance of thunderstorms in the morning, then partly cloudy in the afternoon. High in the mid 80s. South wind around 10 mph. Chance of rain 70 percent.

Monday Night

Showers and thunderstorms. Low in the upper 60s. South wind around 10 mph in the evening shifting to the west after midnight. Chance of rain 80 percent.

Tuesday

Partly sunny with a 20 percent chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. High in the lower 80s. Light wind.

Tuesday Night

Mostly clear. Low in the lower to mid 60s. Light wind.

Wednesday

Sunny. High around 80.

Wednesday Night

Clear. Low around 60.

Thursday And Thursday Night

Clear. High in the mid 80s. Low in the mid 60s.

Friday

Partly cloudy with a 20 percent chance of showers and thunderstorms. High in the mid 80s.

Friday Night

Partly cloudy with a 30 percent chance of showers and thunderstorms. Low in the mid 60s.