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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

4 Miles NE North Lewisburg OH

Extreme Cold Warning until January 31, 12:00pm
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning until January 31, 12:00pm

    NOW until 12:00pm Sat

    Extreme Cold Warning

  • Tonight

    Low: -10 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 12. Wind chill values as low as -18. Light northwest wind becoming north 5 to 9 mph in the morning.

    High: 12 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -1. Wind chill values as low as -10. Northwest wind around 6 mph.

    Low: -1 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 17. Wind chill values as low as -11. Northwest wind around 6 mph.

    High: 17 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 3. West wind 3 to 5 mph.

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 26.

    High: 26 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow after 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 30%.

    High: 28 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around -10. Light northwest wind.
Saturday
Partly sunny, with a high near 12. Wind chill values as low as -18. Light northwest wind becoming north 5 to 9 mph in the morning.
Saturday Night
Mostly cloudy, with a low around -1. Wind chill values as low as -10. Northwest wind around 6 mph.
Sunday
Sunny, with a high near 17. Wind chill values as low as -11. Northwest wind around 6 mph.
Sunday Night
Partly cloudy, with a low around 3. West wind 3 to 5 mph.
Monday
Mostly cloudy, with a high near 26.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
A chance of snow after 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 30%.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 16. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 4.
Thursday
Partly sunny, with a high near 20.
Thursday Night
Mostly cloudy, with a low around 11.
Friday
A chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE North Lewisburg OH
 40.28°N 83.51°W (Elev. 1093 ft)
Last Update:
5:17 pm EST Jan 30, 2026
Forecast Valid:
7pm EST Jan 30, 2026-6pm EST Feb 6, 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