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.

Mostly Cloudy

65°F

18°C

Humidity 40%
Wind Speed SW 7 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 21 Mar 6:51 pm EDT
Extended Forecast for

2 Miles SSW Gahanna OH

  • Tonight

    Tonight: Mostly clear, with a low around 54. South wind 6 to 9 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 81. Southwest wind 10 to 16 mph.

    High: 81 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain showers before 5am, then a slight chance of rain and snow showers. Some thunder is also possible. Low around 37. North wind around 15 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 37 °F

    Showers then
    Rain/Snow
    Likely

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 48. North wind 11 to 13 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. North wind 5 to 8 mph becoming east after midnight.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 54. South wind 6 to 9 mph.
Sunday
Increasing clouds, with a high near 81. Southwest wind 10 to 16 mph.
Sunday Night
Rain showers before 5am, then a slight chance of rain and snow showers. Some thunder is also possible. Low around 37. North wind around 15 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 48. North wind 11 to 13 mph.
Monday Night
Partly cloudy, with a low around 29. North wind 5 to 8 mph becoming east after midnight.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
A chance of rain after 2pm. Partly sunny, with a high near 69. Chance of precipitation is 40%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Friday
A chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Gahanna OH
 39.99°N 82.88°W (Elev. 814 ft)
Last Update:
6:35 pm EDT Mar 21, 2026
Forecast Valid:
7pm EDT Mar 21, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation