Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fair

77°F

25°C

Humidity 54%
Wind Speed NE 6 mph
Barometer 30.03 in (1016.2 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Jun 10:53 am CDT
Extended Forecast for

Cosby MO

Flood Watch June 20, 07:00pm until June 21, 07:00pm
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Partly sunny, with a high near 83. East southeast wind around 8 mph.

    High: 83 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall.  Low around 66. East southeast wind 10 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 66 °F

    Chance
    T-storms then
    Heavy Rain

  • Sunday

    Sunday: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall.  High near 77. Southeast wind 14 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 77 °F

    Heavy Rain
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of showers before 1am.  Mostly cloudy, with a low around 59. North northeast wind 9 to 17 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 77. Northeast wind 8 to 10 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 83. East southeast wind around 8 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 66. East southeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Sunday
Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. High near 77. Southeast wind 14 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
A slight chance of showers before 1am. Mostly cloudy, with a low around 59. North northeast wind 9 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 77. Northeast wind 8 to 10 mph.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Partly sunny, with a high near 80.
Thursday Night
A chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Cosby MO
 39.86°N 94.68°W (Elev. 886 ft)
9:32 am CDT Jun 20, 2026
11am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
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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