Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Friday

Heavy to excessive rainfall is forecast for eastern Louisiana into central Alabama which could bring flash, urban, and riverine flooding Friday. Scattered severe thunderstorms with a few tornadoes, very large hail, and damaging winds are possible across parts of the Gulf Coast States Friday and Friday night. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

74°F

23°C

Humidity	71%
Wind Speed	SW 7 mph
Barometer	29.77 in (1007.7 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	17 May 5:53 pm CDT

More Information:

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

Extended Forecast for

3 Miles WNW Belleville IL

Tonight
Low: 61 °F
Isolated
T-storms then
Patchy Fog
Saturday
High: 83 °F
Patchy Fog
then Sunny
Saturday Night
Low: 63 °F
Mostly Clear
Sunday
High: 88 °F
Sunny
Sunday Night
Low: 68 °F
Partly Cloudy
Monday
High: 88 °F
Mostly Sunny
then Slight
Chance
T-storms
Monday Night
Low: 70 °F
Chance
T-storms
Tuesday
High: 90 °F
Mostly Sunny
then Chance
Showers
Tuesday Night
Low: 69 °F
Showers
Likely

Detailed Forecast

Tonight

Isolated showers and thunderstorms before 8pm. Patchy fog after 5am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 61. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

Saturday

Patchy fog before 8am. Otherwise, sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

Saturday Night

Mostly clear, with a low around 63. Light south wind.

Sunday

Sunny, with a high near 88. Calm wind becoming south around 6 mph in the afternoon.

Sunday Night

Partly cloudy, with a low around 68. South wind around 6 mph.

Monday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.

Monday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.

Tuesday

A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.

Tuesday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Wednesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 60%.

Wednesday Night

A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.

Thursday

A 20 percent chance of showers and thunderstorms. Sunny, with a high near 80.

Thursday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.

Friday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.