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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 Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Festus MO

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, clear, with a low around 24. Calm wind.

    Low: 24 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58. Calm wind.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 26. Calm wind.

    Low: 26 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 30.

    Low: 30 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, clear, with a low around 24. Calm wind.
Sunday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 55. Calm wind.
Sunday Night
Mostly clear, with a low around 24. Calm wind.
Monday
Sunny, with a high near 58. Calm wind.
Monday Night
Clear, with a low around 26. Calm wind.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Clear, with a low around 30.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 46.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Festus MO
 38.22°N 90.39°W (Elev. 446 ft)
Last Update:
12:26 am CST Nov 15, 2026
Forecast Valid:
2am CST Nov 15, 2026-6pm CST Nov 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation