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

70°F

21°C

Humidity	88%
Wind Speed	S 9 mph
Barometer	29.86 in
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	16 May 5:50 pm CDT

More Information:

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

Extended Forecast for

Dorsey IL

Tonight
Low: 64 °F
Chance
T-storms then
Mostly Cloudy
Sunday
High: 86 °F
Mostly Sunny
then Sunny
and Breezy
Sunday Night
Low: 67 °F
Increasing
Clouds
Monday
High: 86 °F
Chance
Showers then
T-storms
Likely
Monday Night
Low: 68 °F
Chance
T-storms then
Chance
Showers
Tuesday
High: 86 °F
Showers
Likely then
T-storms
Tuesday Night
Low: 57 °F
Showers
Likely
Wednesday
High: 70 °F
Slight Chance
Showers
Wednesday Night
Low: 50 °F
Slight Chance
Showers

Detailed Forecast

Tonight

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 64. Southeast wind around 8 mph.

Sunday

Partly sunny, then gradually becoming sunny, with a high near 86. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

Sunday Night

Increasing clouds, with a low around 67. South wind 14 to 17 mph, with gusts as high as 25 mph.

Monday

Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 86. South wind 15 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

Monday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. South wind around 16 mph, with gusts as high as 24 mph.

Tuesday

Showers and possibly a thunderstorm. High near 86. Chance of precipitation is 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 57. Chance of precipitation is 70%.

Wednesday

A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 70.

Wednesday Night

A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50.

Thursday

Partly sunny, with a high near 70.

Thursday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 51.

Friday

Partly sunny, with a high near 73.

Friday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 55.