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.

Mostly Cloudy

33°F

1°C

Humidity 61%
Wind Speed N 8 mph
Barometer 29.84 in (1010.7 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 25 Feb 11:51 pm EST
Extended Forecast for

2 Miles SSW Gahanna OH

  • Overnight

    Overnight: Partly cloudy, with a low around 26. North wind around 6 mph becoming calm.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow, mainly before 9am. Mostly sunny, with a high near 43. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. Light south wind becoming southwest 6 to 11 mph in the morning.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 36. South wind 7 to 9 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 23. Chance of precipitation is 50%.

    Low: 23 °F

    Heavy Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. North wind around 6 mph becoming calm.
Thursday
A chance of snow, mainly before 9am. Mostly sunny, with a high near 43. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 28. Calm wind.
Friday
Sunny, with a high near 55. Light south wind becoming southwest 6 to 11 mph in the morning.
Friday Night
Mostly clear, with a low around 36. South wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 39.
Sunday Night
A chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 23. Chance of precipitation is 50%.
Monday
A chance of snow before 1pm. Partly sunny, with a high near 37. Chance of precipitation is 40%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Tuesday
A chance of rain. Cloudy, with a high near 44. Chance of precipitation is 50%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Wednesday
A chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Gahanna OH
 39.99°N 82.88°W (Elev. 814 ft)
Last Update:
5:55 pm EST Feb 25, 2026
Forecast Valid:
12am EST Feb 26, 2026-6pm EST Mar 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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