National Weather Service

News Headlines

NWS St. Louis 2026 Spotter Talk Schedule Now Available!

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

42°F

6°C

Humidity	84%
Wind Speed	E 5 mph
Barometer	30.11 in
Dewpoint	37°F (3°C)
Visibility	10.00 mi
Wind Chill	39°F (4°C)
Last update	9 Jan 10:55 pm CST

More Information:

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

Extended Forecast for

3 Miles S Hettick IL

Tonight
Low: 40 °F
Chance Rain
Saturday
High: 44 °F
Rain/Snow
Likely then
Mostly Sunny
Saturday Night
Low: 22 °F
Slight Chance
Rain/Snow
then Mostly
Clear
Sunday
High: 36 °F
Sunny
Sunday Night
Low: 24 °F
Mostly Clear
Monday
High: 48 °F
Sunny
Monday Night
Low: 34 °F
Partly Cloudy
Tuesday
High: 53 °F
Partly Sunny
Tuesday Night
Low: 34 °F
Mostly Cloudy

Detailed Forecast

Tonight

A 50 percent chance of rain, mainly after 3am. Mostly cloudy, with a steady temperature around 40. Calm wind becoming northwest around 6 mph after midnight.

Saturday

Rain and snow likely before 10am, then a slight chance of rain between 10am and noon. Cloudy through mid morning, then gradual clearing, with a high near 44. Northwest wind 9 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Saturday Night

A slight chance of rain before 7pm, then a slight chance of snow between 7pm and 10pm. Partly cloudy, with a low around 22. Northwest wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Sunday

Sunny, with a high near 36. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 26 mph.

Sunday Night

Mostly clear, with a low around 24. Southwest wind 5 to 9 mph.

Monday

Sunny, with a high near 48.

Monday Night

Partly cloudy, with a low around 34.

Tuesday

Partly sunny, with a high near 53.

Tuesday Night

Mostly cloudy, with a low around 34.