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

74°F

23°C

Humidity 54%
Wind Speed SW 14 mph
Barometer 29.90 in (1012.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 31 Mar 8:51 pm EDT
Extended Forecast for

Gahanna OH

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 57. Southwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 67. North wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 11pm, then a chance of showers. Low around 54. Northeast wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers. Mostly sunny, with a high near 82. South wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 66. South wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 57. Southwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 67. North wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms before 11pm, then a chance of showers. Low around 54. Northeast wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers. Mostly sunny, with a high near 82. South wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 66. South wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Saturday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Sunday
A chance of showers before 2pm. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gahanna OH
 40.01°N 82.88°W (Elev. 797 ft)
Last Update:
6:55 pm EDT Mar 31, 2026
Forecast Valid:
9pm EDT Mar 31, 2026-6pm EDT Apr 7, 2026
 
Forecast Discussion
 
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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