Significant Severe Weather, Dangerous Heat and Extremely Critical Fire Weather Conditions Across the Southern U.S.

Tornadoes (some strong), extreme hail, and widespread wind damage are forecast over parts of the central and southern Plains Saturday afternoon through Saturday night. A Moderate Risk (level 4 of 5) for severe storms has been issued. Strong winds and low relative humidity will contribute to extremely critical fire weather Saturday in the Southwest. Dangerous heat continues in South Texas. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

78°F

26°C

Humidity	45%
Wind Speed	Vrbl 5 mph
Barometer	29.85 in (1010.2 mb)
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	25 May 2:54 pm CDT

More Information:

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

Extended Forecast for

Weldon Spring Heights MO

Flood Watch May 26, 01:00am until May 27, 01:00am

Click here for hazard details and duration

Flood Watch

Tonight
Low: 65 °F
Mostly Clear
then Chance
T-storms
Sunday
High: 85 °F
T-storms
Sunday Night
Low: 61 °F
T-storms
Likely
Memorial Day
High: 79 °F
Sunny
Monday Night
Low: 59 °F
Clear
Tuesday
High: 78 °F
Sunny
Tuesday Night
Low: 56 °F
Clear
Wednesday
High: 78 °F
Sunny
Wednesday Night
Low: 54 °F
Mostly Clear

Detailed Forecast

Tonight

A 30 percent chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 65. Southeast wind 3 to 8 mph.

Sunday

Showers and thunderstorms, mainly before noon. High near 85. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

Sunday Night

Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 61. Southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Memorial Day

Sunny, with a high near 79. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.

Monday Night

Clear, with a low around 59. West wind 5 to 8 mph.

Tuesday

Sunny, with a high near 78.

Tuesday Night

Clear, with a low around 56.

Wednesday

Sunny, with a high near 78.

Wednesday Night

Mostly clear, with a low around 54.