National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Mostly Cloudy

15°F

-9°C

Humidity 53%
Wind Speed S 3 mph
Barometer 30.42 in (1031.6 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 20 Jan 5:54 am CST
Extended Forecast for

4 Miles ENE New Melle MO

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 39. South wind 5 to 10 mph.

    High: 39 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 28. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 44. West wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 44 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Southwest wind 5 to 8 mph becoming northwest after midnight.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Northwest wind around 6 mph becoming calm in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 17.

    High: 17 °F

    Cold

  • Friday Night

    Friday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 2.

    Low: 2 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy and cold, with a high near 14.

    High: 14 °F

    Chance Snow

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 39. South wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 28. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 44. West wind 7 to 11 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 22. Southwest wind 5 to 8 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 37. Northwest wind around 6 mph becoming calm in the afternoon.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
Mostly cloudy and cold, with a high near 17.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 2.
Saturday
A 40 percent chance of snow. Mostly cloudy and cold, with a high near 14.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
Mostly clear, with a low around 7.
Monday
Sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE New Melle MO
 38.72°N 90.82°W (Elev. 630 ft)
Last Update:
4:36 am CST Jan 20, 2026
Forecast Valid:
6am CST Jan 20, 2026-6pm CST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation