Highest Severe Thunderstorm Threat Centered Over the Mid-Mississippi Valley Thursday

Strong to severe thunderstorms capable of damaging wind gusts, large hail, and perhaps a couple tornadoes, are likely Thursday from parts of the lower Ohio Valley into the southern Plains. An Enhanced Risk (Level 3 of 5) outlook has been issued. Further north, a warm front will bring areas of rain showers to portions of the Great Lakes and Northeast U.S. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56° N Lon: 90.15° W Elev: 410 ft.

Fair

56°F

13°C

Humidity	75%
Wind Speed	Calm
Barometer	29.97 in (1014.7 mb)
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Last update	18 Apr 3:53 am CDT

More Information:

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

Detailed forecast for

St. Clair County

Today

Mostly sunny this morning, then mostly cloudy with thunderstorms likely with a chance of showers this afternoon. Locally heavy rainfall possible this afternoon. Highs in the lower 80s. Southeast winds 10 to 15 mph, becoming south 15 to 20 mph this afternoon. Chance of rain 70 percent.

Tonight

Showers with thunderstorms likely in the evening, then partly cloudy after midnight. Cooler with lows in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Friday

Mostly sunny. Much cooler with highs around 60. North winds 5 to 10 mph.

Friday Night

Mostly cloudy. Lows in the mid 40s. North winds 5 to 10 mph.

Saturday

Mostly sunny. Highs in the lower 60s. North winds 10 to 15 mph.

Saturday Night

Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s.

Sunday And Sunday Night

Mostly clear. Highs around 60. Lows in the upper 30s.

Monday

Sunny. Highs in the upper 60s.