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 Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

72°F

22°C

Humidity 97%
Wind Speed Calm
Barometer 29.86 in (1010.7 mb)
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Last update 11 Sep 11:53 pm CDT
Extended Forecast for

Crystal City MO

  • Overnight

    Overnight: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am.  Otherwise, sunny, with a high near 92. Heat index values as high as 100. Calm wind becoming west around 5 mph.

    High: 92 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Light and variable wind.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 92. Heat index values as high as 102. Light and variable wind.  Chance of precipitation is 20%.

    High: 92 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 64. Light northeast wind.

    Low: 64 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 65. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 92. Heat index values as high as 100. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 66. Light and variable wind.
Sunday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 102. Light and variable wind. Chance of precipitation is 20%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. Light northeast wind.
Monday
Mostly sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Crystal City MO
 38.22°N 90.39°W (Elev. 446 ft)
9:36 pm CDT Sep 11, 2026
12am CDT Sep 12, 2026-6pm CDT Sep 18, 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