Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

69°F

21°C

Humidity 93%
Wind Speed Calm
Barometer 29.96 in (1013.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 13 Sep 12:54 am CDT
Extended Forecast for

Ellisville MO

  • Overnight

    Overnight: Partly cloudy, with a low around 69. Light north wind.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.

    High: 86 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 66. East wind around 6 mph.

    Low: 66 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 87. East wind around 8 mph.

    High: 87 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Southeast wind around 8 mph.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Sunny, with a high near 96. Chance of precipitation is 20%.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 94. Chance of precipitation is 20%.

    High: 94 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 69. Light north wind.
Sunday
Partly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 66. East wind around 6 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 87. East wind around 8 mph.
Monday Night
Mostly clear, with a low around 74. Southeast wind around 8 mph.
Tuesday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 96. Chance of precipitation is 20%.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 88.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Ellisville MO
 38.58°N 90.57°W (Elev. 696 ft)
1:26 am CDT Sep 13, 2026
1am CDT Sep 13, 2026-6pm CDT Sep 19, 2026
 
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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