Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

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 87%
Wind Speed N 3 mph
Barometer 30.13 in (1019.7 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 23 Jul 2:53 am CDT
Extended Forecast for

5 Miles NNW Union Star MO

  • Overnight

    Overnight: Partly cloudy, with a low around 63. East wind around 7 mph.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 78. East southeast wind 6 to 9 mph.

    High: 78 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am.  Low around 64. East southeast wind 6 to 8 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Mostly Cloudy
    then Showers

  • Friday

    Friday: Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon.  High near 75. Southeast wind around 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 75 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 66. Southeast wind 6 to 11 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 63. East wind around 7 mph.
Thursday
Mostly cloudy, with a high near 78. East southeast wind 6 to 9 mph.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 64. East southeast wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. High near 75. Southeast wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 66. Southeast wind 6 to 11 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Mostly sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Union Star MO
 40.05°N 94.63°W (Elev. 1053 ft)
1:31 am CDT Jul 23, 2026
3am CDT Jul 23, 2026-6pm CDT Jul 29, 2026
 
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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