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

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Partly Cloudy

61°F

16°C

Humidity 90%
Wind Speed SW 9 mph
Barometer 29.76 in (1007.3 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 26 Dec 2:51 am CST
Extended Forecast for

Saint Louis MO

  • Overnight

    Overnight: Partly cloudy, with a low around 58. Southwest wind around 7 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 68. Southwest wind 6 to 10 mph becoming northwest in the afternoon.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 68. Southeast wind 5 to 9 mph.

    High: 68 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after midnight. Cloudy, with a low around 60. South wind 6 to 8 mph.

    Low: 60 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: Rain likely, then showers and possibly a thunderstorm after 9am. High near 71. Chance of precipitation is 80%.

    High: 71 °F

    Showers

  • Sunday Night

    Sunday Night: Rain likely, possibly mixed with snow before midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

    Low: 22 °F

    Rain/Snow
    Likely then
    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. Southwest wind around 7 mph.
Friday
Partly sunny, with a high near 68. Southwest wind 6 to 10 mph becoming northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 46. Northwest wind around 5 mph becoming calm.
Saturday
Partly sunny, with a high near 68. Southeast wind 5 to 9 mph.
Saturday Night
A 30 percent chance of rain after midnight. Cloudy, with a low around 60. South wind 6 to 8 mph.
Sunday
Rain likely, then showers and possibly a thunderstorm after 9am. High near 71. Chance of precipitation is 80%.
Sunday Night
Rain likely, possibly mixed with snow before midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Monday
Sunny, with a high near 29.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly clear, with a low around 26.
New Year's Day
Sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.26°W (Elev. 499 ft)
Last Update:
10:26 pm CST Dec 25, 2025
Forecast Valid:
3am CST Dec 26, 2025-6pm CST Jan 1, 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