Hazardous Weather Conditions
Current conditions at
John Glenn Columbus International Airport (KCMH)
Lat: 39.99°NLon: 82.88°WElev: 807ft.
Overcast and Breezy
79°F
26°C
| Humidity | 49% |
| Wind Speed | SW 21 G 35 mph |
| Barometer | 29.71 in (1005.6 mb) |
| Dewpoint | 58°F (14°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 26 Mar 5:51 pm EDT |
Extended Forecast for
Gahanna OH
Tonight
Low: 37 °F
Heavy Rain
Friday
High: 47 °F
Showers
Likely then
Mostly SunnyFriday Night
Low: 28 °F
Partly Cloudy
Saturday
High: 47 °F
Sunny
Saturday Night
Low: 33 °F
Partly Cloudy
Sunday
High: 59 °F
Partly Sunny
Sunday Night
Low: 49 °F
Mostly Cloudy
Monday
High: 67 °F
Partly Sunny
then Chance
ShowersMonday Night
Low: 58 °F
Chance
Showers
Detailed Forecast
Tonight
Showers and thunderstorms likely before 10pm, then showers and possibly a thunderstorm between 10pm and 2am, then showers after 2am. Some of the storms could produce heavy rainfall. Low around 37. Southwest wind 14 to 17 mph becoming north after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Friday
Showers likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 47. North wind 11 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Partly cloudy, with a low around 28. North wind 6 to 10 mph.
Saturday
Sunny, with a high near 47. Northwest wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 33. Light and variable wind becoming south around 6 mph in the evening.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Gahanna OH
40.01°N 82.88°W (Elev. 797 ft)
40.01°N 82.88°W (Elev. 797 ft)
4:00 pm EDT Mar 26, 2026
6pm EDT Mar 26, 2026-6pm EDT Apr 2, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
