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

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fog/Mist

46°F

8°C

Humidity 89%
Wind Speed N 8 mph
Barometer 30.05 in (1017.8 mb)
Dewpoint 43°F (6°C)
Visibility 4.00 mi
Wind Chill42°F (6°C)
Last update 4 Mar 11:53 am CST
Extended Forecast for

Cosby MO

  • This Afternoon

    This Afternoon: A slight chance of drizzle before 4pm, then a chance of rain after 4pm. Cloudy, with a high near 55. North northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    High: 55 °F

    Chance Rain

  • Tonight

    Tonight: A slight chance of rain before 9pm, then a slight chance of rain and thunderstorms between 9pm and 3am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 40. Light and variable wind. Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Widespread dense fog, mainly before 7am. Otherwise, partly sunny, with a high near 65. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 65 °F

    Dense Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A chance of rain before 9pm, then a chance of rain and thunderstorms between 9pm and midnight, then rain and possibly a thunderstorm after midnight. Low around 53. South wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Chance
    T-storms then
    Rain

  • Friday

    Friday: Rain and possibly a thunderstorm. High near 71. Breezy, with a south southwest wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Rain and
    Breezy

  • Friday Night

    Friday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of drizzle before 4pm, then a chance of rain after 4pm. Cloudy, with a high near 55. North northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Tonight
A slight chance of rain before 9pm, then a slight chance of rain and thunderstorms between 9pm and 3am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 40. Light and variable wind. Chance of precipitation is 20%.
Thursday
Widespread dense fog, mainly before 7am. Otherwise, partly sunny, with a high near 65. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
A chance of rain before 9pm, then a chance of rain and thunderstorms between 9pm and midnight, then rain and possibly a thunderstorm after midnight. Low around 53. South wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Rain and possibly a thunderstorm. High near 71. Breezy, with a south southwest wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 67.
Sunday Night
Clear, with a low around 44.
Monday
Sunny, with a high near 77.
Monday Night
A chance of rain. Mostly clear, with a low around 54. Chance of precipitation is 30%.
Tuesday
Rain likely. Partly sunny, with a high near 72. Breezy. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cosby MO
 39.86°N 94.68°W (Elev. 886 ft)
Last Update:
10:54 am CST Mar 4, 2026
Forecast Valid:
12pm CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation