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

Hazardous Weather Conditions

Current conditions at

John Glenn Columbus International Airport (KCMH)

Lat: 39.99°NLon: 82.88°WElev: 807ft.

Light Drizzle Fog/Mist

42°F

6°C

Humidity 96%
Wind Speed E 3 mph
Barometer 30.16 in (1021.7 mb)
Dewpoint 41°F (5°C)
Visibility 1.50 mi
Last update 20 Nov 7:51 am EST
Extended Forecast for

Gahanna OH

  • Today

    Today: Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 52. Calm wind becoming south around 5 mph in the afternoon.

    High: 52 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: A chance of rain, mainly between 1am and 4am. Mostly cloudy, with a low around 43. Light south wind. Chance of precipitation is 30%.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain likely, mainly after 1pm. Cloudy, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely, mainly before 1am. Cloudy, with a low around 40. North wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 51. North wind around 7 mph.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 52. Calm wind becoming south around 5 mph in the afternoon.
Tonight
A chance of rain, mainly between 1am and 4am. Mostly cloudy, with a low around 43. Light south wind. Chance of precipitation is 30%.
Friday
Rain likely, mainly after 1pm. Cloudy, with a high near 55. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely, mainly before 1am. Cloudy, with a low around 40. North wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 51. North wind around 7 mph.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 35.
Monday
Partly sunny, with a high near 54.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 50%.
Tuesday
Rain likely. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Wednesday
Mostly cloudy, with a high near 56.
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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:
6:27 am EST Nov 20, 2025
Forecast Valid:
8am EST Nov 20, 2025-6pm EST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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