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.

A Few Clouds and Windy

62°F

17°C

Humidity 70%
Wind Speed S 26 G 41 mph
Barometer 29.38 in (994.5 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Feb 7:53 pm CST
Extended Forecast for

Union Star MO

  • Tonight

    Tonight: A slight chance of showers between 9pm and 10pm. Mostly cloudy, then gradually becoming clear, with a low around 43. Breezy, with a west wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Showers and
    Breezy then
    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 66. West southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 66 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. South wind 6 to 11 mph becoming east after midnight. Winds could gust as high as 18 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain. Mostly cloudy, then gradually becoming sunny, with a high near 57. East wind 11 to 18 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 20%.

    High: 57 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A slight chance of rain and snow before 9pm, then a slight chance of snow. Partly cloudy, with a low around 24. West northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday

    Friday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow. Partly sunny, with a high near 39. Chance of precipitation is 40%.

    High: 39 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers between 9pm and 10pm. Mostly cloudy, then gradually becoming clear, with a low around 43. Breezy, with a west wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 20%.
Wednesday
Increasing clouds, with a high near 66. West southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 42. South wind 6 to 11 mph becoming east after midnight. Winds could gust as high as 18 mph.
Thursday
A slight chance of rain. Mostly cloudy, then gradually becoming sunny, with a high near 57. East wind 11 to 18 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain and snow before 9pm, then a slight chance of snow. Partly cloudy, with a low around 24. West northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 41.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
A chance of snow. Partly sunny, with a high near 39. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 13.
Monday
Mostly sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union Star MO
 39.99°N 94.6°W (Elev. 958 ft)
Last Update:
5:07 pm CST Feb 17, 2026
Forecast Valid:
8pm CST Feb 17, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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