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Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

A Few Clouds

47°F

8°C

Humidity 46%
Wind Speed Calm
Barometer 30.48 in (1033.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 15 Nov 10:51 am CST
Extended Forecast for

Saint Louis MO

  • Today

    Today: Mostly sunny, with a high near 53. Calm wind.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57. Light south wind.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Light south wind.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. Calm wind becoming south 5 to 7 mph in the morning.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 53. Calm wind.
Tonight
Mostly clear, with a low around 34. Calm wind.
Monday
Sunny, with a high near 57. Light south wind.
Monday Night
Mostly clear, with a low around 36. Light south wind.
Tuesday
Sunny, with a high near 59. Calm wind becoming south 5 to 7 mph in the morning.
Tuesday Night
Clear, with a low around 40.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 52.
Saturday
A 30 percent chance of rain. Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Louis MO
 38.64°N 90.23°W (Elev. 538 ft)
Last Update:
10:06 am CST Nov 15, 2026
Forecast Valid:
11am CST Nov 15, 2026-6pm CST Nov 21, 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