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

Washington Regional Airport (KFYG)

Lat: 38.59°NLon: 90.99°WElev: 489ft.

Mostly Cloudy

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 5 Mar 7:15 pm CST
Extended Forecast for

Union MO

  • Tonight

    Tonight: A 30 percent chance of rain and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 56. Calm wind becoming south around 5 mph after midnight.

    Low: 56 °F

    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of rain and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 76. South wind 6 to 14 mph, with gusts as high as 26 mph.

    High: 76 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after midnight. Low around 55. South wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 55 °F

    Chance Rain
    then Rain

  • Saturday

    Saturday: A chance of rain and thunderstorms before 9am, then a chance of rain between 9am and noon. Partly sunny, with a high near 67. Southwest wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.

    High: 67 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain, then a chance of rain and thunderstorms after midnight. Partly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance Rain

Detailed Forecast

Tonight
A 30 percent chance of rain and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 56. Calm wind becoming south around 5 mph after midnight.
Friday
A 20 percent chance of rain and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 76. South wind 6 to 14 mph, with gusts as high as 26 mph.
Friday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after midnight. Low around 55. South wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Saturday
A chance of rain and thunderstorms before 9am, then a chance of rain between 9am and noon. Partly sunny, with a high near 67. Southwest wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 68.
Sunday Night
Clear, with a low around 49.
Monday
Sunny, with a high near 79.
Monday Night
A slight chance of rain, then a chance of rain and thunderstorms after midnight. Partly cloudy, with a low around 59. Chance of precipitation is 40%.
Tuesday
Rain and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.
Wednesday
Rain likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union MO
 38.44°N 91.01°W (Elev. 554 ft)
Last Update:
5:10 pm CST Mar 5, 2026
Forecast Valid:
7pm CST Mar 5, 2026-6pm CDT Mar 12, 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