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.

Overcast

65°F

18°C

Humidity 73%
Wind Speed SW 17 G 26 mph
Barometer 29.54 in (999.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 15 Nov 2:51 pm EST
Extended Forecast for

Gahanna OH

  • Tonight

    Tonight: A chance of showers, mainly before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 41. Southwest wind 13 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50. Northwest wind 13 to 17 mph, with gusts as high as 29 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. Northwest wind 6 to 13 mph.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49. West wind 6 to 10 mph.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: A chance of snow after 1am, mixing with rain after 4am. Partly cloudy, with a low around 32. Light and variable wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Mostly Clear
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow likely, becoming all rain after 10am. Cloudy, with a high near 45. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.

    Low: 36 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain after 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.

    High: 53 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Tonight
A chance of showers, mainly before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 41. Southwest wind 13 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Sunny, with a high near 50. Northwest wind 13 to 17 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 29. Northwest wind 6 to 13 mph.
Monday
Sunny, with a high near 49. West wind 6 to 10 mph.
Monday Night
A chance of snow after 1am, mixing with rain after 4am. Partly cloudy, with a low around 32. Light and variable wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
Rain and snow likely, becoming all rain after 10am. Cloudy, with a high near 45. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Wednesday
A chance of rain after 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 61. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gahanna OH
 40.01°N 82.88°W (Elev. 797 ft)
Last Update:
12:18 pm EST Nov 15, 2025
Forecast Valid:
3pm EST Nov 15, 2025-6pm EST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation