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

Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

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

Lat: 38.93°NLon: 90.43°WElev: 436ft.

A Few Clouds

91°F

33°C

Humidity 45%
Wind Speed W 10 mph
Barometer 29.90 in (1011.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 26 Aug 4:54 pm CDT
Extended Forecast for

Elsberry MO

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 64. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 59. Light north wind.

    Low: 59 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 85. Calm wind.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 64. Northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Patchy fog before 8am. Otherwise, sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 59. Light north wind.
Friday
Patchy fog before 8am. Otherwise, sunny, with a high near 85. Calm wind.
Friday Night
Mostly clear, with a low around 61. Calm wind.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 95.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Elsberry MO
 39.17°N 90.78°W (Elev. 436 ft)
Last Update:
2:56 pm CDT Aug 26, 2026
Forecast Valid:
5pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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Chance of Precipitation