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

Marysville Union County Airport (KMRT)

Lat: 40.22°NLon: 83.35°WElev: 1021ft.

Fair

59°F

15°C

Humidity 55%
Wind Speed E 7 mph
Barometer 30.35 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 Apr 11:59 am EDT
Extended Forecast for

Irwin OH

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 72. East wind around 10 mph.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly between 1am and 4am. Mostly cloudy, with a low around 59. East wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms, mainly before 2pm. High near 73. Breezy, with a south wind 16 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Breezy.
    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. West wind 7 to 16 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 69. West wind around 6 mph.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 30%.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 72. East wind around 10 mph.
Tonight
A chance of showers and thunderstorms, mainly between 1am and 4am. Mostly cloudy, with a low around 59. East wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms, mainly before 2pm. High near 73. Breezy, with a south wind 16 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 47. West wind 7 to 16 mph.
Tuesday
Sunny, with a high near 69. West wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Friday
Showers likely. Partly sunny, with a high near 75. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Saturday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Irwin OH
 40.12°N 83.47°W (Elev. 997 ft)
Last Update:
9:28 am EDT Apr 20, 2025
Forecast Valid:
12pm EDT Apr 20, 2025-6pm EDT Apr 26, 2025
 
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