Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Current conditions at

Marysville Union County Airport (KMRT)

Lat: 40.22°NLon: 83.35°WElev: 1021ft.

Drizzle Fog

59°F

15°C

Humidity 100%
Wind Speed E 8 mph
Barometer 30.29 in
Dewpoint 59°F (15°C)
Visibility 0.50 mi
Last update 23 Sep 12:15 pm EDT
Extended Forecast for

4 Miles SW Richwood OH

  • This Afternoon

    This Afternoon: A chance of showers, with thunderstorms also possible after 5pm.  Cloudy, with a high near 62. East wind 11 to 13 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance
    Showers

  • Tonight

    Tonight: Cloudy, with a low around 52. East wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Cloudy

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 69. East wind 8 to 10 mph.

    High: 69 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Northeast wind 3 to 7 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. Light northeast wind increasing to 5 to 10 mph in the afternoon.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers, with thunderstorms also possible after 5pm. Cloudy, with a high near 62. East wind 11 to 13 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Cloudy, with a low around 52. East wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 69. East wind 8 to 10 mph.
Thursday Night
Mostly clear, with a low around 43. Northeast wind 3 to 7 mph.
Friday
Sunny, with a high near 68. Light northeast wind increasing to 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Richwood OH
 40.38°N 83.36°W (Elev. 978 ft)
4:00 am EDT Sep 23, 2026
12pm EDT Sep 23, 2026-6pm EDT Sep 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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