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

35°F

2°C

Humidity 89%
Wind Speed Calm
Barometer 29.96 in (1015.0 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 27 Feb 7:54 am CST
Extended Forecast for

Cottleville MO

Red Flag Warning February 27, 12:00pm until February 27, 06:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Sunny, with a high near 73. Light and variable wind becoming southwest 12 to 17 mph in the morning. Winds could gust as high as 26 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. West wind 5 to 7 mph becoming east after midnight.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after noon. Mostly sunny, with a high near 65. Light and variable wind becoming northeast 5 to 8 mph in the morning.

    High: 65 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. North wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Mostly cloudy, with a high near 46. East wind around 10 mph. Chance of precipitation is 30%.

    High: 46 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow. Low around 32. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Rain/Snow

  • Monday

    Monday: A chance of rain and snow before noon, then a slight chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.

    High: 43 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain. High near 52. Chance of precipitation is 80%.

    High: 52 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 73. Light and variable wind becoming southwest 12 to 17 mph in the morning. Winds could gust as high as 26 mph.
Tonight
Mostly clear, with a low around 39. West wind 5 to 7 mph becoming east after midnight.
Saturday
A 30 percent chance of rain, mainly after noon. Mostly sunny, with a high near 65. Light and variable wind becoming northeast 5 to 8 mph in the morning.
Saturday Night
Partly cloudy, with a low around 30. North wind 8 to 11 mph, with gusts as high as 20 mph.
Sunday
A chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Mostly cloudy, with a high near 46. East wind around 10 mph. Chance of precipitation is 30%.
Sunday Night
Rain and snow. Low around 32. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
A chance of rain and snow before noon, then a slight chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 36. Chance of precipitation is 60%.
Tuesday
Rain. High near 52. Chance of precipitation is 80%.
Tuesday Night
Rain likely, with thunderstorms also possible after midnight. Cloudy, with a low around 42. Chance of precipitation is 70%.
Wednesday
Rain likely. Cloudy, with a high near 61. Chance of precipitation is 60%.
Wednesday Night
Rain likely and possibly a thunderstorm. Cloudy, with a low around 49. Chance of precipitation is 70%.
Thursday
Rain likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cottleville MO
 38.74°N 90.65°W (Elev. 499 ft)
Last Update:
8:31 am CST Feb 27, 2026
Forecast Valid:
8am CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation