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Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Overcast

35°F

2°C

Humidity 82%
Wind Speed N 7 mph
Barometer 30.06 in (1018.3 mb)
Dewpoint 30°F (-1°C)
Visibility 8.00 mi
Wind Chill29°F (-2°C)
Last update 3 Dec 9:53 am CST
Extended Forecast for

Cosby MO

  • Today

    Today: A slight chance of flurries before 3pm.  Mostly cloudy, with a temperature falling to around 26 by 5pm. North wind 9 to 16 mph, with gusts as high as 23 mph.

    High: 36 °F

    Slight Chance
    Flurries

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 3. North wind 9 to 14 mph becoming light  after midnight. Winds could gust as high as 21 mph.

    Low: 3 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 22. Wind chill values between zero and 10. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 22 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 12. South wind around 8 mph.

    Low: 12 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 37. West southwest wind 7 to 9 mph.

    High: 37 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of flurries before 3pm. Mostly cloudy, with a temperature falling to around 26 by 5pm. North wind 9 to 16 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 3. North wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 22. Wind chill values between zero and 10. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 12. South wind around 8 mph.
Friday
Mostly sunny, with a high near 37. West southwest wind 7 to 9 mph.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Mostly cloudy, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly cloudy, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Cosby MO
 39.86°N 94.68°W (Elev. 886 ft)
3:16 am CST Dec 3, 2025
10am CST Dec 3, 2025-6pm CST Dec 9, 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