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

47°F

8°C

Humidity 42%
Wind Speed SE 13 mph
Barometer 29.96 in (1014.7 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 7 Nov 12:51 am EST
Extended Forecast for

Gahanna OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. Southeast wind 8 to 10 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Rain, mainly before 3pm. High near 62. Southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Rain

  • Friday Night

    Friday Night: A slight chance of rain between 7pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Southwest wind 6 to 11 mph becoming light west after midnight. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 60 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 42. Southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday

    Sunday: A chance of rain. Cloudy, with a high near 50. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain before 10pm, then rain and snow likely between 10pm and 4am, then snow likely after 4am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Rain/Snow
    Likely

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.

    High: 38 °F

    Chance Snow

  • Monday Night

    Monday Night: A chance of snow before 1am. Partly cloudy, with a low around 25. Chance of precipitation is 30%.

    Low: 25 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. Southeast wind 8 to 10 mph.
Friday
Rain, mainly before 3pm. High near 62. Southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A slight chance of rain between 7pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Southwest wind 6 to 11 mph becoming light west after midnight. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 60. Calm wind becoming southwest 5 to 7 mph in the morning.
Saturday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 42. Southeast wind 3 to 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of rain. Cloudy, with a high near 50. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain before 10pm, then rain and snow likely between 10pm and 4am, then snow likely after 4am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Monday
A chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.
Monday Night
A chance of snow before 1am. Partly cloudy, with a low around 25. Chance of precipitation is 30%.
Veterans Day
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 52.
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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:
12:28 am EST Nov 7, 2025
Forecast Valid:
1am EST Nov 7, 2025-6pm EST Nov 13, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation