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

John Glenn Columbus International Airport (KCMH)

Lat: 39.99°NLon: 82.88°WElev: 807ft.

Partly Cloudy

59°F

15°C

Humidity 62%
Wind Speed SE 3 mph
Barometer 29.73 in (1007.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 Nov 5:51 pm EST
Extended Forecast for

Gahanna OH

  • Tonight

    Tonight: Showers, mainly before 5am. Low around 45. East wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers then
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 5pm. Cloudy, with a high near 51. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 1am. Cloudy, with a low around 35. North wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers

  • Friday

    Friday: A chance of rain and snow showers before 10am, then a chance of rain showers. Cloudy, with a high near 44. Northwest wind around 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. Northwest wind 6 to 9 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers, mainly before 5am. Low around 45. East wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely, mainly after 5pm. Cloudy, with a high near 51. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers, mainly before 1am. Cloudy, with a low around 35. North wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain and snow showers before 10am, then a chance of rain showers. Cloudy, with a high near 44. Northwest wind around 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around 30. Northwest wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gahanna OH
 40.04°N 82.87°W (Elev. 833 ft)
Last Update:
5:36 pm EST Nov 11, 2026
Forecast Valid:
5pm EST Nov 11, 2026-6pm EST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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