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

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Overcast

67°F

19°C

Humidity 91%
Wind Speed Calm
Barometer 29.73 in (1006.3 mb)
Dewpoint 64°F (18°C)
Visibility 9.00 mi
Last update 21 Jun 10:53 am CDT
Extended Forecast for

De Kalb MO

  • Today

    Today: Mostly cloudy, with a high near 77. Northeast wind 6 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 77 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. North northeast wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. East northeast wind around 9 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. East wind 3 to 8 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Southeast wind 3 to 7 mph.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 77. Northeast wind 6 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Tonight
Mostly cloudy, with a low around 58. North northeast wind 9 to 14 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 75. East northeast wind around 9 mph.
Monday Night
Mostly clear, with a low around 59. East wind 3 to 8 mph.
Tuesday
Mostly sunny, with a high near 79. Southeast wind 3 to 7 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 79.
Thursday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
De Kalb MO
 39.59°N 94.91°W (Elev. 1047 ft)
Last Update:
11:27 am CDT Jun 21, 2026
Forecast Valid:
11am CDT Jun 21, 2026-6pm CDT Jun 27, 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