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.

Fair

75°F

24°C

Humidity 61%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 13 Oct 12:55 am CDT
Extended Forecast for

Union MO

  • Overnight

    Overnight: Clear, with a low around 67. Light southwest wind.

    Low: 67 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming southwest around 6 mph in the morning.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 69. Light and variable wind. Chance of precipitation is 60%.

    Low: 69 °F

    Mostly Clear
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 81. Calm wind. Chance of precipitation is 100%.

    High: 81 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 70%.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 90%.

    High: 82 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 67. Light southwest wind.
Tuesday
Sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming southwest around 6 mph in the morning.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 69. Light and variable wind. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 81. Calm wind. Chance of precipitation is 100%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 90%.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Union MO
 38.44°N 91.01°W (Elev. 554 ft)
Last Update:
10:21 pm CDT Oct 12, 2026
Forecast Valid:
1am CDT Oct 13, 2026-6pm CDT Oct 19, 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