Current conditions at

John Glenn Columbus International Airport (KCMH)

Lat: 39.99°NLon: 82.88°WElev: 807ft.

Partly Cloudy

37°F

3°C

Humidity 73%
Wind Speed N 17 mph
Barometer 30.30 in (1026.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 7 Apr 4:51 am EDT
Extended Forecast for

Gahanna OH

Freeze Warning April 7, 05:19am until April 7, 10:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning April 7, 05:19am until April 7, 10:00am

    NOW until 10:00am Tue

    Freeze Warning

  • Today

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 28. Northeast wind around 6 mph.

    Low: 28 °F

    Clear

  • Wednesday

    Wednesday: Widespread frost before 7am.  Otherwise, sunny, with a high near 63. East wind 6 to 9 mph.

    High: 63 °F

    Frost then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. Southeast wind 6 to 10 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Southwest wind 9 to 13 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 46. North wind 7 to 10 mph.
Tonight
Clear, with a low around 28. Northeast wind around 6 mph.
Wednesday
Widespread frost before 7am. Otherwise, sunny, with a high near 63. East wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 45. Southeast wind 6 to 10 mph.
Thursday
Mostly sunny, with a high near 74. Southwest wind 9 to 13 mph.
Thursday Night
Mostly clear, with a low around 50.
Friday
Mostly sunny, with a high near 75.
Friday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Partly sunny, with a high near 82.
Sunday Night
Mostly cloudy, with a low around 63.
Monday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Gahanna OH
 40.01°N 82.88°W (Elev. 797 ft)
4:00 am EDT Apr 7, 2026
5am EDT Apr 7, 2026-6pm EDT Apr 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database