Areas of Severe Thunderstorms and Excessive Rainfall Friday

Severe thunderstorms capable of large hail and damaging wind gusts appear possible over the central and southern High Plains and eastern Kansas into Missouri Friday afternoon and evening. Rounds of storms Friday ahead of a slow moving frontal boundary will bring locally heavy rainfall and scattered flash flooding potential to the Mid-Mississippi, Ohio, and Tennessee Valleys, and the Appalachians. Read More >

Hazardous Weather Conditions

Current conditions at

St. Joseph, Rosecrans Memorial Airport (KSTJ)

Lat: 39.77°NLon: 94.91°WElev: 823ft.

Fair

76°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 29.86 in (1010.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 9 Jul 9:53 pm CDT
Extended Forecast for

Union Star MO

  • Tonight

    Tonight: Partly cloudy, with a low around 69. North northeast wind 3 to 5 mph.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 1pm.  Mostly cloudy, with a high near 84. North northeast wind 3 to 6 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 67. North northeast wind 3 to 5 mph.  Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. East wind 5 to 8 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. East wind 3 to 8 mph.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 67.

    Low: 67 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 68.

    Low: 68 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 69. North northeast wind 3 to 5 mph.
Friday
A chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 84. North northeast wind 3 to 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 67. North northeast wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 85. East wind 5 to 8 mph.
Saturday Night
Mostly clear, with a low around 66. East wind 3 to 8 mph.
Sunday
Sunny, with a high near 86.
Sunday Night
Clear, with a low around 67.
Monday
Sunny, with a high near 88.
Monday Night
Clear, with a low around 68.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Union Star MO
 39.99°N 94.6°W (Elev. 958 ft)
10:04 pm CDT Jul 9, 2026
10pm CDT Jul 9, 2026-6pm CDT Jul 16, 2026
 
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Additional Resources

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