Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Thunderstorm Light Rain Fog/Mist

66°F

19°C

Humidity 90%
Wind Speed SE 14 mph
Barometer 29.77 in (1007.7 mb)
Dewpoint 63°F (17°C)
Visibility 6.00 mi
Last update 18 May 10:53 pm CDT
Extended Forecast for

Rochester MO

Flood Watch May 18, 11:41pm until May 19, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch May 18, 11:41pm until May 19, 07:00am

    NOW until 7:00am Tue

    Flood Watch

  • Tonight

    Low: 55 °F

    Heavy Rain

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 7am.  Mostly cloudy, with a high near 65. North northwest wind 15 to 17 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. North wind 7 to 13 mph.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66. East northeast wind 8 to 11 mph.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 1am.  Mostly cloudy, with a low around 48. East northeast wind 6 to 11 mph.  Chance of precipitation is 20%.

    Low: 48 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 67. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Showers

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.  Cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Some of the storms could produce heavy rainfall. Low around 55. South southwest wind 14 to 16 mph becoming west northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
A chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 65. North northwest wind 15 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 45. North wind 7 to 13 mph.
Wednesday
Mostly sunny, with a high near 66. East northeast wind 8 to 11 mph.
Wednesday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 48. East northeast wind 6 to 11 mph. Chance of precipitation is 20%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 67. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 80%.
Friday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 71. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 77.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 83.
Sunday Night
Mostly cloudy, with a low around 62.
Memorial Day
Partly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Rochester MO
 39.92°N 94.68°W (Elev. 883 ft)
11:03 pm CDT May 18, 2026
11pm CDT May 18, 2026-6pm CDT May 25, 2026
 
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Additional Resources

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