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Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fair

68°F

20°C

Humidity 93%
Wind Speed Calm
Barometer 30.00 in (1014.9 mb)
Dewpoint 66°F (19°C)
Visibility 8.00 mi
Last update 15 Jul 3:53 am CDT
Extended Forecast for

4 Miles WNW Helena MO

  • Overnight

    Overnight: Mostly clear, with a low around 68. Light southeast wind.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. Heat index values as high as 95. South wind 6 to 9 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind around 8 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 99. Southwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Increasing clouds, with a low around 66. Southwest wind 8 to 10 mph becoming north northeast after midnight. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.

    Low: 72 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 68. Light southeast wind.
Tuesday
Sunny, with a high near 91. Heat index values as high as 95. South wind 6 to 9 mph.
Tuesday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind around 8 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 99. Southwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Increasing clouds, with a low around 66. Southwest wind 8 to 10 mph becoming north northeast after midnight. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Mostly cloudy, with a low around 64.
Friday
A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 85. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 92.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Helena MO
 39.94°N 94.77°W (Elev. 899 ft)
Last Update:
2:41 am CDT Jul 15, 2025
Forecast Valid:
3am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation