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Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fair

24°F

-4°C

Humidity 71%
Wind Speed S 9 mph
Barometer 29.92 in (1014.3 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 5 Dec 6:53 am CST
Extended Forecast for

Cosby MO

  • Today

    Today: Mostly sunny, with a high near 42. South wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. West wind 5 to 7 mph becoming calm  after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 38. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 38 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain before midnight.  Mostly cloudy, with a low around 21. Southeast wind 9 to 15 mph becoming northwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 27. North wind 9 to 15 mph, with gusts as high as 22 mph.

    High: 27 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 42. South wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, with a low around 21. West wind 5 to 7 mph becoming calm after midnight.
Saturday
Partly sunny, with a high near 38. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 21. Southeast wind 9 to 15 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 27. North wind 9 to 15 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 10.
Monday
Mostly sunny, with a high near 36.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly cloudy, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
Cosby MO
 39.86°N 94.68°W (Elev. 886 ft)
5:36 am CST Dec 5, 2025
7am CST Dec 5, 2025-6pm CST Dec 11, 2025
 
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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