Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

Warren County Airport (KI68)

Lat: 39.46°NLon: 84.25°WElev: 989ft.

Overcast

63°F

17°C

Humidity 94%
Wind Speed E 9 mph
Barometer 30.01 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 21 Sep 11:35 am EDT
Extended Forecast for

Maineville OH

Flood Watch September 21, 11:39am until September 21, 12:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch September 21, 11:39am until September 21, 12:00pm

    NOW until 12:00pm Mon

    Flood Watch

  • Today

    High: 72 °F

    Chance
    Showers

  • Tonight

    Tonight: Cloudy, with a low around 57. Northeast wind 7 to 13 mph.

    Low: 57 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 72. Northeast wind 8 to 10 mph.

    High: 72 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58. Northeast wind 6 to 11 mph.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers.  Mostly cloudy, with a high near 70. Northeast wind 7 to 10 mph.  Chance of precipitation is 20%.

    High: 70 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 5pm. Cloudy, with a high near 72. Northeast wind 7 to 9 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 57. Northeast wind 7 to 13 mph.
Tuesday
Mostly cloudy, with a high near 72. Northeast wind 8 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 58. Northeast wind 6 to 11 mph.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 70. Northeast wind 7 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
Mostly cloudy, with a high near 70.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Mostly sunny, with a high near 74.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Maineville OH
 39.3°N 84.22°W (Elev. 791 ft)
9:12 am EDT Sep 21, 2026
11am EDT Sep 21, 2026-6pm EDT Sep 27, 2026
 
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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