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 and Breezy

73°F

23°C

Humidity 32%
Wind Speed S 24 G 40 mph
Barometer 29.73 in (1006.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 15 Mar 1:51 pm EDT
Extended Forecast for

Gahanna OH

Wind Advisory March 15, 02:29pm until March 16, 08:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory March 15, 02:29pm until March 16, 08:00am

    NOW until 8:00am Mon

    Wind Advisory

  • This Afternoon

    High: 74 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Showers, mainly after 2am. Low around 40. Breezy, with a south wind 18 to 22 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Breezy.
    Mostly Cloudy
    then Showers

  • Monday

    Monday: A chance of rain showers before 2pm, then a chance of rain and snow showers. Mostly cloudy, with a temperature falling to around 32 by 5pm. Breezy, with a southwest wind around 21 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 45 °F⇓

    Breezy.
    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A slight chance of snow showers. Mostly cloudy, with a low around 21. Breezy, with a west wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 29. West wind around 14 mph, with gusts as high as 24 mph.

    High: 29 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 74. Breezy, with a south wind around 21 mph, with gusts as high as 44 mph.
Tonight
Showers, mainly after 2am. Low around 40. Breezy, with a south wind 18 to 22 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A chance of rain showers before 2pm, then a chance of rain and snow showers. Mostly cloudy, with a temperature falling to around 32 by 5pm. Breezy, with a southwest wind around 21 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
A slight chance of snow showers. Mostly cloudy, with a low around 21. Breezy, with a west wind 17 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 29. West wind around 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Mostly cloudy, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Partly sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Mostly cloudy, with a high near 61.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gahanna OH
 40.01°N 82.88°W (Elev. 797 ft)
Last Update:
1:52 pm EDT Mar 15, 2026
Forecast Valid:
2pm EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation