Tropical Moisture Will Bring Heavy to Excessive Rainfall with Possible Flooding This Week

Tropical moisture will surge over the southwest into the central U.S. this week with several days of heavy to excessive rainfall which may bring limited to considerable flooding. Isolated severe thunderstorm gusts and a couple of tornadoes will be possible from southeast New Mexico into west Texas. Read More >

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fair

64°F

18°C

Humidity 78%
Wind Speed Calm
Barometer 29.95 in (1013.5 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 29 Sep 2:53 am CDT
Extended Forecast for

De Kalb MO

  • Overnight

    Overnight: Mostly cloudy, with a low around 63. Southeast wind around 7 mph.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 5pm.  Partly sunny, with a high near 80. South wind 8 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 10%.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am.  Cloudy, with a low around 66. South wind 7 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 5pm.  Mostly cloudy, with a high near 79. South wind around 10 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 66. South southeast wind around 7 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 71. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 71 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Friday

    Friday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 63. Southeast wind around 7 mph.
Tuesday
A slight chance of showers after 5pm. Partly sunny, with a high near 80. South wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 10%.
Tuesday Night
Showers and thunderstorms likely before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Cloudy, with a low around 66. South wind 7 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 79. South wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Low around 66. South southeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 66.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
Partly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
De Kalb MO
 39.59°N 94.91°W (Elev. 1047 ft)
2:41 am CDT Sep 29, 2026
3am CDT Sep 29, 2026-6pm CDT Oct 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database