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

Hazardous Weather Conditions

Current conditions at

Marysville Union County Airport (KMRT)

Lat: 40.22°NLon: 83.35°WElev: 1021ft.

Fair

-1°F

-18°C

Humidity 80%
Wind Speed W 5 mph
Barometer 30.27 in
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-12°F (-24°C)
Last update 27 Jan 10:35 pm EST
Extended Forecast for

Marysville OH

Extreme Cold Warning until January 28, 12:00pm
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning until January 28, 12:00pm

    NOW until 12:00pm Wed

    Extreme Cold Warning

  • Tonight

    Low: -8 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 11. Wind chill values as low as -20. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 11 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -4. Wind chill values as low as -15. West wind around 7 mph.

    Low: -4 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 13. Wind chill values as low as -15. West wind around 6 mph.

    High: 13 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -6. Calm wind.

    Low: -6 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 7.

    High: 7 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -11.

    Low: -11 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 9.

    High: 9 °F

    Cold

Detailed Forecast

Tonight
Partly cloudy, with a low around -8. Wind chill values as low as -16. West wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 11. Wind chill values as low as -20. West wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around -4. Wind chill values as low as -15. West wind around 7 mph.
Thursday
Mostly sunny, with a high near 13. Wind chill values as low as -15. West wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around -6. Calm wind.
Friday
Mostly sunny and cold, with a high near 7.
Friday Night
Partly cloudy, with a low around -11.
Saturday
Partly sunny and cold, with a high near 9.
Saturday Night
Mostly cloudy, with a low around -1.
Sunday
Mostly sunny, with a high near 15.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
Mostly cloudy, with a high near 23.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Mostly cloudy, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marysville OH
 40.25°N 83.37°W (Elev. 997 ft)
Last Update:
4:00 pm EST Jan 27, 2026
Forecast Valid:
10pm EST Jan 27, 2026-6pm EST Feb 3, 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