Hazardous Weather Conditions

Current conditions at

Marysville Union County Airport (KMRT)

Lat: 40.22°NLon: 83.35°WElev: 1021ft.

Partly Cloudy

66°F

19°C

Humidity 94%
Wind Speed S 8 mph
Barometer 29.97 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 7 Oct 5:57 pm EDT
Extended Forecast for

3 Miles WSW Irwin OH

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 10pm.  Low around 47. West wind 7 to 11 mph becoming north after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 65. North wind 8 to 13 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 37. Northeast wind 6 to 8 mph.

    Low: 37 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 62. East wind 6 to 8 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy frost after 4am.  Otherwise, clear, with a low around 34. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 34 °F

    Clear then
    Patchy Frost

  • Friday

    Friday: Areas of frost before 9am.  Otherwise, sunny, with a high near 66.

    High: 66 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 10pm. Low around 47. West wind 7 to 11 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Sunny, with a high near 65. North wind 8 to 13 mph.
Wednesday Night
Clear, with a low around 37. Northeast wind 6 to 8 mph.
Thursday
Sunny, with a high near 62. East wind 6 to 8 mph.
Thursday Night
Patchy frost after 4am. Otherwise, clear, with a low around 34. Northeast wind around 5 mph becoming calm in the evening.
Friday
Areas of frost before 9am. Otherwise, sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 44.
Columbus Day
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Irwin OH
 40.12°N 83.53°W (Elev. 1066 ft)
6:46 pm EDT Oct 7, 2025
6pm EDT Oct 7, 2025-6pm EDT Oct 14, 2025
 
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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