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

60°F

16°C

Humidity 93%
Wind Speed W 7 mph
Barometer 30.01 in (1015.9 mb)
Dewpoint 58°F (14°C)
Visibility 9.00 mi
Last update 12 Oct 5:51 am EDT
Extended Forecast for

Westerville OH

  • Columbus Day

    Columbus Day: Patchy fog before 11am. Otherwise, partly sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. South wind around 7 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. South wind 9 to 15 mph, with gusts as high as 25 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. Southwest wind 5 to 9 mph.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, then showers after 11am. High near 78. Southwest wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 2am. Low around 57. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 2pm. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Columbus Day
Patchy fog before 11am. Otherwise, partly sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 63. South wind around 7 mph.
Tuesday
Sunny, with a high near 85. South wind 9 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 66. Southwest wind 5 to 9 mph.
Wednesday
Showers likely and possibly a thunderstorm, then showers after 11am. High near 78. Southwest wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers, mainly before 2am. Low around 57. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 50%.
Thursday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Friday
A chance of showers before 2pm. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 36. Breezy.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Westerville OH
 40.13°N 82.89°W (Elev. 899 ft)
Last Update:
5:08 am EDT Oct 12, 2026
Forecast Valid:
6am EDT Oct 12, 2026-6pm EDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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