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Current conditions at
Marysville Union County Airport (KMRT)
Lat: 40.22°NLon: 83.35°WElev: 1021ft.
Fair
55°F
13°C
| Humidity | 94% |
| Wind Speed | W 3 mph |
| Barometer | 29.88 in |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 19 Jun 3:35 am EDT |
Extended Forecast for
3 Miles SW Richwood OH
Overnight

Low: 55 °F
Clear
Juneteenth

High: 75 °F
Sunny
Friday Night

Low: 55 °F
Mostly Clear
Saturday

High: 77 °F
Slight Chance
ShowersSaturday Night

Low: 57 °F
Mostly Clear
Sunday
High: 77 °F
Mostly Sunny
then Chance
ShowersSunday Night

Low: 63 °F
Showers
Monday

High: 75 °F
Showers
LikelyMonday Night
Low: 56 °F
Chance
T-storms then
Partly Cloudy
Detailed Forecast
Overnight
Clear, with a low around 55. Light west wind.
Juneteenth
Sunny, with a high near 75. West wind 6 to 15 mph.
Friday Night
Mostly clear, with a low around 55. Northwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 20 mph.
Saturday
A slight chance of showers after 10am. Mostly sunny, with a high near 77. West wind 7 to 15 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 57. West wind 3 to 8 mph.
Sunday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers, then showers and possibly a thunderstorm after 8pm. Low around 63. Chance of precipitation is 100%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 78.
Basemap Options
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SW Richwood OH
40.4°N 83.35°W (Elev. 978 ft)
40.4°N 83.35°W (Elev. 978 ft)
2:07 am EDT Jun 19, 2026
3am EDT Jun 19, 2026-6pm EDT Jun 25, 2026


