A Large Storm System Will Impact The Western U.S. This Weekend

A large storm system will deliver widespread impacts to the Western U.S. this weekend. Widespread heavy snow, heavy rain, strong thunderstorms and a number of coastal hazards will likely cause travel issues. The locally heavy rain in north-central California and southwest Oregon may cause flash flooding, especially near recent and vulnerable burn scar areas. Read More >

Current conditions at

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

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

Freezing Fog

23°F

-5°C

Humidity	96%
Wind Speed	Calm
Barometer	30.38 in (1029.8 mb)
Dewpoint	22°F (-6°C)
Visibility	0.25 mi
Last update	7 Dec 6:54 am CST

More Information:

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

Detailed forecast for

Jefferson County

Today

Sunny. High around 50. Light wind.

Tonight

Mostly clear in the evening then becoming mostly cloudy. Low in the mid 30s. South wind around 10 mph.

Sunday

Mostly cloudy. High in the mid 50s. South wind around 10 mph with gusts to around 25 mph.

Sunday Night

Cloudy. Chance of rain in the evening, then rain likely after midnight. Near steady temperature in the upper 40s. South wind around 10 mph. Chance of rain 70 percent.

Monday

Cloudy. Rain likely in the morning, then chance of rain in the afternoon. High in the upper 50s. Light wind in the morning becoming west around 10 mph in the afternoon. Chance of rain 60 percent.

Monday Night

Much colder. Mostly cloudy with chance of rain, possibly mixed with snow in the evening, then partly cloudy after midnight. Low in the mid 20s. Chance of precipitation 30 percent.

Tuesday

Much colder. Partly sunny. High in the mid 30s.

Tuesday Night And Wednesday

Mostly clear. Low around 18. High in the mid 30s.

Wednesday Night And Thursday

Partly cloudy. Low around 17. High around 40.

Thursday Night And Friday

Partly cloudy. Low in the upper 20s. High in the mid 40s.