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.

Overcast

46°F

8°C

Humidity 82%
Wind Speed W 13 G 20 mph
Barometer 30.05 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 7 Mar 5:15 pm CST
Extended Forecast for

Union MO

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 33. West wind 5 to 8 mph becoming calm after midnight.

    Low: 33 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 68. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46. Southwest wind 5 to 7 mph.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 79. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers between midnight and 3am, then a slight chance of showers and thunderstorms after 3am. Mostly clear, with a low around 59. South wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before noon, then a chance of showers. High near 65. Chance of precipitation is 90%.

    High: 65 °F

    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before midnight. Mostly clear, with a low around 30.

    Low: 30 °F

    Slight Chance
    Showers then
    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 33. West wind 5 to 8 mph becoming calm after midnight.
Sunday
Sunny, with a high near 68. Light southwest wind increasing to 5 to 9 mph in the morning.
Sunday Night
Clear, with a low around 46. Southwest wind 5 to 7 mph.
Monday
Sunny, with a high near 79. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Monday Night
A slight chance of showers between midnight and 3am, then a slight chance of showers and thunderstorms after 3am. Mostly clear, with a low around 59. South wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms before 9am, then a chance of showers between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 82. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm before noon, then a chance of showers. High near 65. Chance of precipitation is 90%.
Wednesday Night
A 20 percent chance of showers before midnight. Mostly clear, with a low around 30.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 42.
Friday
Partly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly cloudy, with a high near 58.
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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:
5:01 pm CST Mar 7, 2026
Forecast Valid:
5pm CST Mar 7, 2026-6pm CDT Mar 14, 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