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

62°F

17°C

Humidity 86%
Wind Speed NE 9 mph
Barometer 30.11 in (1019.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 15 Oct 12:51 am EDT
Extended Forecast for

Gahanna OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. Northeast wind around 8 mph.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers between 11am and 2pm. Partly sunny, with a high near 73. Northeast wind around 6 mph. Chance of precipitation is 20%.

    High: 73 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 66. Southeast wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Friday

    Friday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 66. Southwest wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers between 7pm and 2am. Mostly cloudy, with a low around 42. North wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 4am. Otherwise, clear, with a low around 35.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 9am. Otherwise, sunny, with a high near 60.

    High: 60 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. Northeast wind around 8 mph.
Thursday
A slight chance of showers between 11am and 2pm. Partly sunny, with a high near 73. Northeast wind around 6 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 66. Southeast wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 66. Southwest wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers between 7pm and 2am. Mostly cloudy, with a low around 42. North wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Areas of frost after 4am. Otherwise, clear, with a low around 35.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 68.
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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:
1:07 am EDT Oct 15, 2026
Forecast Valid:
1am EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation