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

64°F

18°C

Humidity 90%
Wind Speed Calm
Barometer 30.06 in (1017.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 20 Jun 3:53 am CDT
Extended Forecast for

3 Miles S Winthrop MO

Flood Watch June 20, 07:00pm until June 21, 07:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 11am. Partly sunny, with a high near 85. Calm wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 66. East southeast wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 66 °F

    Chance
    T-storms then
    Heavy Rain

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. High near 80. South southeast wind around 11 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 80 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. North northeast wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A slight chance of showers and thunderstorms before 11am. Partly sunny, with a high near 85. Calm wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 66. East southeast wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Sunday
Showers and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. High near 80. South southeast wind around 11 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
Partly cloudy, with a low around 60. North northeast wind 6 to 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Sunny, with a high near 81.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Winthrop MO
 39.53°N 95.11°W (Elev. 869 ft)
Last Update:
1:22 am CDT Jun 20, 2026
Forecast Valid:
4am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
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