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.

Overcast

45°F

7°C

Humidity 56%
Wind Speed W 18 G 29 mph
Barometer 30.13 in (1020.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 5 Apr 5:51 pm EDT
Extended Forecast for

Gahanna OH

Freeze Watch April 7, 01:00am until April 7, 10:00am
Frost Advisory April 6, 01:00am until April 6, 10:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 2am. Otherwise, partly cloudy, with a low around 35. West wind 9 to 14 mph becoming light southwest after midnight.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 9am. Otherwise, mostly sunny, with a high near 56. West wind 7 to 15 mph.

    High: 56 °F

    Areas Frost
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. Northwest wind around 10 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 46. North wind 7 to 10 mph.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30. East wind around 6 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of frost after 2am. Otherwise, partly cloudy, with a low around 35. West wind 9 to 14 mph becoming light southwest after midnight.
Monday
Areas of frost before 9am. Otherwise, mostly sunny, with a high near 56. West wind 7 to 15 mph.
Monday Night
Partly cloudy, with a low around 31. Northwest wind around 10 mph.
Tuesday
Sunny, with a high near 46. North wind 7 to 10 mph.
Tuesday Night
Mostly clear, with a low around 30. East wind around 6 mph.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 75.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Partly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gahanna OH
 40.01°N 82.88°W (Elev. 797 ft)
Last Update:
4:00 pm EDT Apr 5, 2026
Forecast Valid:
5pm EDT Apr 5, 2026-6pm EDT Apr 12, 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