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

Storm System to Move Across the Ohio Valley to the Mid-Atlantic and Northeast

Isolated severe thunderstorms will be possible on Veterans Day across parts of the lower Ohio and western Tennessee Valleys. A developing storm will bring rain and gusty winds to the Mid-Atlantic and Northeast on Thursday, with the first accumulating snow likely in the higher elevations of the central Appalachians and interior Northeast. Read More >

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

43°F

6°C

Humidity 97%
Wind Speed Calm
Barometer 29.98 in (1015.2 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 11 Nov 12:54 am CST
Extended Forecast for

Byrnes Mill MO

  • Overnight

    Overnight: Increasing clouds, with a low around 45. Calm wind.

    Low: 45 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 68. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 28 mph.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. Northwest wind 5 to 13 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Scattered sprinkles between 11am and 3pm. Partly sunny, with a high near 50. Northwest wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 50 °F

    Scattered
    Sprinkles

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. North wind 5 to 9 mph becoming light northwest after midnight. Winds could gust as high as 20 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
Increasing clouds, with a low around 45. Calm wind.
Veterans Day
Mostly sunny, with a high near 68. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 41. Northwest wind 5 to 13 mph, with gusts as high as 25 mph.
Thursday
Scattered sprinkles between 11am and 3pm. Partly sunny, with a high near 50. Northwest wind 7 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 29. North wind 5 to 9 mph becoming light northwest after midnight. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Byrnes Mill MO
 38.43°N 90.58°W (Elev. 495 ft)
Last Update:
12:26 am CST Nov 11, 2026
Forecast Valid:
1am CST Nov 11, 2026-6pm CST Nov 17, 2026
 
Forecast Discussion
 
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Additional Resources

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