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

Hazardous Weather Outlook

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

75°F

24°C

Humidity	69%
Wind Speed	E 8 mph
Barometer	29.93 in
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	26 May 6:50 pm CDT

More Information:

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

Extended Forecast for

Mount Olive IL

Tonight
Low: 61 °F
Chance
T-storms
Wednesday
High: 80 °F
Chance
Showers then
Chance
T-storms
Wednesday Night
Low: 59 °F
Partly Cloudy
Thursday
High: 82 °F
Mostly Sunny
Thursday Night
Low: 59 °F
Mostly Cloudy
Friday
High: 78 °F
Partly Sunny
Friday Night
Low: 58 °F
Mostly Cloudy
Saturday
High: 80 °F
Mostly Sunny
Saturday Night
Low: 58 °F
Partly Cloudy

Detailed Forecast

Tonight

A 40 percent chance of showers and thunderstorms, mainly after midnight. Increasing clouds, with a low around 61. East wind 5 to 7 mph becoming light and variable in the evening.

Wednesday

A 40 percent chance of showers and thunderstorms, mainly between 10am and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. North wind 5 to 7 mph.

Wednesday Night

Partly cloudy, with a low around 59. North wind 3 to 6 mph.

Thursday

Mostly sunny, with a high near 82. Northeast wind 5 to 10 mph.

Thursday Night

Mostly cloudy, with a low around 59. East wind 6 to 8 mph.

Friday

Partly sunny, with a high near 78.

Friday Night

Mostly cloudy, with a low around 58.

Saturday

Mostly sunny, with a high near 80.