Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Current conditions at

St. Charles, St. Charles County Smartt Airport (KSET)

Lat: 38.93°NLon: 90.43°WElev: 436ft.

Fair

79°F

26°C

Humidity 72%
Wind Speed SE 7 mph
Barometer 30.05 in (1017.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 5 Aug 9:54 am CDT
Extended Forecast for

4 Miles NE Moscow Mills MO

Flood Watch August 5, 10:00pm until August 6, 10:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Scattered showers and thunderstorms, mainly after 3pm.  Partly sunny, with a high near 88. South wind around 6 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am.  Low around 70. Calm wind.  Chance of precipitation is 80%.

    Low: 70 °F

    Scattered
    T-storms then
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms, mainly before noon.  High near 84. Light and variable wind.  Chance of precipitation is 80%.

    High: 84 °F

    T-storms then
    Isolated
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85. Calm wind becoming southwest around 5 mph.

    High: 85 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 88. South wind around 6 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 70. Calm wind. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms, mainly before noon. High near 84. Light and variable wind. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming southwest around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 93.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Moscow Mills MO
 38.99°N 90.84°W (Elev. 577 ft)
9:06 am CDT Aug 5, 2026
11am CDT Aug 5, 2026-6pm CDT Aug 11, 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