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.

Thunderstorm in Vicinity Rain Fog/Mist

65°F

18°C

Humidity 93%
Wind Speed S 9 mph
Barometer 29.72 in (1005.9 mb)
Dewpoint 63°F (17°C)
Visibility 2.50 mi
Last update 18 Oct 1:54 pm CDT
Extended Forecast for

4 Miles ENE New Melle MO

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Steady temperature around 66. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 66 °F

    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 49. West wind 7 to 12 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%.

    Low: 49 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 66. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 32 mph.

    High: 66 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 42. West wind 5 to 7 mph becoming light and variable.

    Low: 42 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72. South wind 6 to 16 mph, with gusts as high as 29 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Steady temperature around 66. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Tonight
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 49. West wind 7 to 12 mph becoming northwest 13 to 18 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 66. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 32 mph.
Sunday Night
Clear, with a low around 42. West wind 5 to 7 mph becoming light and variable.
Monday
Sunny, with a high near 72. South wind 6 to 16 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Clear, with a low around 40.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Clear, with a low around 38.
Thursday
Sunny, with a high near 68.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 47.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE New Melle MO
 38.72°N 90.82°W (Elev. 630 ft)
Last Update:
1:31 pm CDT Oct 18, 2025
Forecast Valid:
2pm CDT Oct 18, 2025-6pm CDT Oct 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation