Significant Severe Storms in the Plains; Tropical Systems in the Gulf and Atlantic

Scattered severe storms with widespread damaging winds, very large hail, a couple of tornadoes, and locally heavy rain will be possible today in the Plains. A tropical wave bringing heavy rain to Florida is forecast to move over Atlantic waters later this weekend, and may form into a tropical depression early next week. Heavy rain in the west-central Gulf is being caused by another disturbance. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

A Few Clouds

77°F

25°C

Humidity 48%
Wind Speed E 10 G 20 mph
Barometer 30.12 in (1019.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 24 Aug 12:54 pm CDT
Extended Forecast for

Lake St. Louis MO

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 79. East wind around 11 mph.

    Mostly Sunny

    High: 79 °F

  • Tonight

    Tonight: Increasing clouds, with a low around 60. East wind 6 to 8 mph.

    Increasing
    Clouds

    Low: 60 °F

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Cloudy, with a high near 79. East wind 6 to 9 mph.

    Cloudy then
    Slight Chance
    T-storms

    High: 79 °F

  • Sunday
    Night

    Sunday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Light southeast wind.

    Slight Chance
    T-storms

    Low: 66 °F

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.

    Chance
    T-storms

    High: 85 °F

  • Monday
    Night

    Monday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69.

    Chance
    T-storms

    Low: 69 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 83.

    Chance
    T-storms

    High: 83 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Partly Cloudy

    Low: 63 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    Mostly Sunny

    High: 81 °F

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. East wind around 11 mph.
Tonight
Increasing clouds, with a low around 60. East wind 6 to 8 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Cloudy, with a high near 79. East wind 6 to 9 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Light southeast wind.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
Lake St. Louis MO
 38.79°N 90.79°W (Elev. 512 ft)
1:12 pm CDT Aug 24, 2019
1pm CDT Aug 24, 2019-6pm CDT Aug 30, 2019
 
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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