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

72°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.05 in (1016.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 29 Jun 6:51 am EDT
Extended Forecast for

2 Miles SW Columbus OH

Heat Advisory June 30, 12:00pm until July 2, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.

    High: 92 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 76. South wind 3 to 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 95. Heat index values as high as 103. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Southwest wind 3 to 8 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. West wind 3 to 8 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 30%.

    High: 96 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 76. South wind 3 to 5 mph.
Tuesday
Sunny, with a high near 95. Heat index values as high as 103. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 75. Southwest wind 3 to 8 mph.
Wednesday
Sunny and hot, with a high near 97. West wind 3 to 8 mph.
Wednesday Night
Clear, with a low around 76.
Thursday
Sunny and hot, with a high near 98.
Thursday Night
Mostly clear, with a low around 78.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 30%.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Columbus OH
 39.98°N 83°W (Elev. 784 ft)
Last Update:
6:10 am EDT Jun 29, 2026
Forecast Valid:
6am EDT Jun 29, 2026-6pm EDT Jul 5, 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