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.

Haze

82°F

28°C

Humidity 66%
Wind Speed W 9 G 17 mph
Barometer 29.93 in
Dewpoint 70°F (21°C)
Visibility 5.00 mi
Heat Index86°F (30°C)
Last update 15 Oct 4:55 pm CDT
Extended Forecast for

Union MO

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. West wind around 7 mph.

    High: 79 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy during the early evening, then becoming cloudy, with a low around 41. Northwest wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 55. Northwest wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 23 mph.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59. Calm wind.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 32.

    Low: 32 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. West wind around 7 mph.
Tonight
Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy during the early evening, then becoming cloudy, with a low around 41. Northwest wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 55. Northwest wind 10 to 14 mph, with gusts as high as 26 mph.
Friday Night
Mostly cloudy, with a low around 34. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 23 mph.
Saturday
Sunny, with a high near 59. Calm wind.
Saturday Night
Clear, with a low around 32.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 81.
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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:
2:26 pm CDT Oct 15, 2026
Forecast Valid:
5pm CDT Oct 15, 2026-6pm CDT Oct 22, 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