NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66° N Lon: 90.66° W Elev: 463 ft.

Partly Cloudy

67°F

19°C

Humidity	87%
Wind Speed	SW 6 mph
Barometer	30.02 in (1016.1 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Last update	19 May 7:54 am CDT

More Information:

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

Detailed forecast for

St. Charles County

Today

Mostly cloudy with a chance of thunderstorms. Showers, mainly this morning. Some thunderstorms may produce heavy rainfall. Highs in the upper 70s. South winds 5 to 10 mph, becoming southwest 10 to 15 mph this afternoon. Chance of rain 90 percent.

Tonight

Cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 50s. North winds 5 to 10 mph. Chance of rain 50 percent.

Wednesday

Partly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Wednesday Night

Mostly cloudy. Lows in the lower 50s. Northeast winds 5 to 10 mph.

Thursday

Mostly cloudy. Highs in the lower 70s. Northeast winds 5 to 10 mph.

Thursday Night

Mostly cloudy. A slight chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 50s. Chance of rain 60 percent.

Friday

A chance of thunderstorms. Showers. Highs in the lower 70s. Chance of rain 80 percent.

Friday Night Through Saturday Night

Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the upper 70s. Chance of rain 20 percent.

Sunday

Mostly cloudy in the morning, then becoming partly sunny. A slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs in the lower 80s. Chance of rain 30 percent.

Sunday Night

Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 60s. Chance of rain 40 percent.

Memorial Day

Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.