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

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Mostly Cloudy

70°F

21°C

Humidity 76%
Wind Speed S 7 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 22 May 2:53 pm CDT
Extended Forecast for

Saint Joseph MO

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 72. South southeast wind around 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. South southeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 77. North northwest wind 3 to 7 mph.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 54. North wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 83. Calm wind becoming south southeast around 6 mph in the afternoon.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 72. South southeast wind around 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. South southeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 77. North northwest wind 3 to 7 mph.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 54. North wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 83. Calm wind becoming south southeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 59.
Memorial Day
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65. Chance of precipitation is 40%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Joseph MO
 39.77°N 94.86°W (Elev. 899 ft)
Last Update:
1:26 pm CDT May 22, 2026
Forecast Valid:
3pm CDT May 22, 2026-6pm CDT May 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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