National Weather Service

News Headlines

NWS St. Louis 2026 Spotter Talk Schedule Now Available!

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Mostly Cloudy

46°F

8°C

Humidity	87%
Wind Speed	W 8 mph
Barometer	29.75 in
Dewpoint	43°F (6°C)
Visibility	10.00 mi
Wind Chill	42°F (6°C)
Last update	14 Jan 12:35 am CST

More Information:

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

Extended Forecast for

2 Miles SSE Troy IL

Overnight
Low: 38 °F
Cloudy
Wednesday
High: 39 °F⇓
Breezy.
Chance
Sprinkles/Flurries
then
Decreasing
Clouds
Wednesday Night
Low: 17 °F
Clear
Thursday
High: 32 °F
Sunny
Thursday Night
Low: 28 °F⇑
Chance Snow
Friday
High: 43 °F
Partly Sunny
and Breezy
Friday Night
Low: 19 °F
Mostly Cloudy
Saturday
High: 26 °F
Partly Sunny
Saturday Night
Low: 10 °F
Partly Cloudy

Detailed Forecast

Overnight

Cloudy, with a low around 38. Southwest wind 5 to 14 mph becoming northwest. Winds could gust as high as 26 mph.

Wednesday

A chance of sprinkles and flurries before 10am, then a chance of flurries between 10am and 11am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 30 by 5pm. Breezy, with a north wind 16 to 23 mph, with gusts as high as 32 mph.

Wednesday Night

Clear, with a low around 17. Northwest wind 9 to 15 mph, with gusts as high as 26 mph.

Thursday

Sunny, with a high near 32. Northwest wind 6 to 9 mph becoming south in the afternoon.

Thursday Night

A 30 percent chance of snow. Mostly cloudy, with a temperature rising to around 33 by 5am. South wind 6 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph.

Friday

Partly sunny, with a high near 43. Breezy.

Friday Night

Mostly cloudy, with a low around 19.

Saturday

Partly sunny, with a high near 26.

Saturday Night

Partly cloudy, with a low around 10.

Sunday

Mostly sunny, with a high near 30.

Sunday Night

Partly cloudy, with a low around 16.