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

Significant Coastal Impacts to the Eastern Seaboard; Hurricane Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Hurricane Nolo is expected to stay just south of the Big Island of Hawaii. However, strong winds and heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Current conditions at

John Glenn Columbus International Airport (KCMH)

Lat: 39.99°NLon: 82.88°WElev: 807ft.

Partly Cloudy

71°F

22°C

Humidity 36%
Wind Speed NE 10 mph
Barometer 30.20 in (1022.7 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 25 Sep 4:51 pm EDT
Extended Forecast for

Gahanna OH

  • Tonight

    Tonight: Partly cloudy, with a low around 49. North wind 6 to 9 mph.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70. North wind 5 to 9 mph.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. North wind 5 to 9 mph.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 70. North wind 6 to 13 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. North wind 5 to 9 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. North wind 6 to 9 mph.
Saturday
Sunny, with a high near 70. North wind 5 to 9 mph.
Saturday Night
Mostly clear, with a low around 50. North wind 5 to 9 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 70. North wind 6 to 13 mph.
Sunday Night
Partly cloudy, with a low around 53. North wind 5 to 9 mph.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gahanna OH
 40.04°N 82.87°W (Elev. 833 ft)
Last Update:
4:00 pm EDT Sep 25, 2026
Forecast Valid:
5pm EDT Sep 25, 2026-6pm EDT Oct 2, 2026
 
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