National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

39°F

4°C

Humidity 89%
Wind Speed SE 5 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 9 Jan 9:54 pm CST
Extended Forecast for

4 Miles NNE Defiance MO

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 3am. Mostly cloudy, with a steady temperature around 42. Calm wind becoming northwest 5 to 7 mph after midnight.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 8am, then a chance of sprinkles after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 46. Northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain
    then Sunny

  • Saturday Night

    Saturday Night: A chance of sprinkles, mixing with flurries after 9pm, then gradually ending. Partly cloudy, with a low around 24. Northwest wind 10 to 13 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Chance
    Sprinkles/Flurries
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 38. Northwest wind 8 to 13 mph becoming light west in the afternoon. Winds could gust as high as 24 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. Calm wind becoming southwest 5 to 7 mph after midnight.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of rain, mainly after 3am. Mostly cloudy, with a steady temperature around 42. Calm wind becoming northwest 5 to 7 mph after midnight.
Saturday
A chance of rain before 8am, then a chance of sprinkles after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 46. Northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday Night
A chance of sprinkles, mixing with flurries after 9pm, then gradually ending. Partly cloudy, with a low around 24. Northwest wind 10 to 13 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 38. Northwest wind 8 to 13 mph becoming light west in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Mostly clear, with a low around 26. Calm wind becoming southwest 5 to 7 mph after midnight.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Defiance MO
 38.7°N 90.77°W (Elev. 650 ft)
Last Update:
8:26 pm CST Jan 9, 2026
Forecast Valid:
10pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
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