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Unsettled Northwest; Soggy Florida and Ohio Valley

A powerful upper level system will send a series of fronts through the Northwest with rain, gusty winds, and a wintry mix in the higher elevation. Upper level system will bring strong showers and thunderstorms to parts of the Southwest, Ohio Valley, and Florida. Heavy rain could cause flooding in the Ohio Valley and Florida. Excessive heat continues in Puerto Rico and the U.S. Virgin Islands. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Thunderstorm

86°F

30°C

Humidity 36%
Wind Speed SW 7 mph
Barometer 29.97 in (1013.8 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 26 Sep 5:51 pm CDT
Extended Forecast for

Saint Louis MO

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 64. Southwest wind 5 to 7 mph becoming east after midnight. Chance of precipitation is 60%.

    Chance
    T-storms then
    Showers
    Likely

    Low: 64 °F

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 81. South wind around 7 mph becoming northwest in the afternoon. Chance of precipitation is 60%.

    Showers
    Likely then
    Slight Chance
    T-storms

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 63. North wind around 6 mph becoming calm in the evening.

    Slight Chance
    T-storms

    Low: 63 °F

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming northwest around 6 mph in the afternoon.

    Sunny

    High: 83 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 63. East wind 3 to 6 mph.

    Mostly Clear

    Low: 63 °F

  • Friday

    Friday: Sunny, with a high near 87.

    Sunny

    High: 87 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 64.

    Mostly Clear

    Low: 64 °F

  • Saturday

    Saturday: Sunny, with a high near 88.

    Sunny

    High: 88 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 64.

    Mostly Clear

    Low: 64 °F

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 64. Southwest wind 5 to 7 mph becoming east after midnight. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 81. South wind around 7 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 63. North wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 63. East wind 3 to 6 mph.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 85.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Saint Louis MO
 38.62°N 90.23°W (Elev. 489 ft)
Last Update:
5:52 pm CDT Sep 26, 2023
Forecast Valid:
6pm CDT Sep 26, 2023-6pm CDT Oct 3, 2023
 
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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