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

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

A Few Clouds

47°F

8°C

Humidity 71%
Wind Speed NW 10 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 9 Jan 9:53 am CST
Extended Forecast for

2 Miles E Mehlville MO

  • Today

    Today: Mostly cloudy, with a high near 50. Northwest wind 5 to 8 mph becoming northeast in the afternoon.

    High: 50 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 36. Calm wind becoming northwest around 5 mph after midnight.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 48 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. Northwest wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 25 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 38. Northwest wind 5 to 11 mph, with gusts as high as 23 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 50. Northwest wind 5 to 8 mph becoming northeast in the afternoon.
Tonight
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 36. Calm wind becoming northwest around 5 mph after midnight.
Saturday
A 20 percent chance of rain before 7am. Cloudy through mid morning, then gradual clearing, with a high near 48. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 25. Northwest wind 9 to 11 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 38. Northwest wind 5 to 11 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 57.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Mehlville MO
 38.51°N 90.29°W (Elev. 502 ft)
Last Update:
9:01 am CST Jan 9, 2026
Forecast Valid:
10am CST Jan 9, 2026-6pm CST Jan 15, 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