Wildfire Smoke and Severe Thunderstorms in the East; Monsoon Thunderstorms in the Southwest

Wildfire smoke continues to impact air quality from the Great Lakes region into New England and the Mid-Atlantic today with widespread Air Quality Alerts in effect. Severe thunderstorms are expected across portions of the Ohio Valley and Lower Great Lakes into the Mid-Atlantic and Northeast, this afternoon into the evening. Monsoonal thunderstorms may bring areas of flooding to the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

John Glenn Columbus International Airport (KCMH)

Lat: 39.99° N Lon: 82.88° W Elev: 807 ft.

Mostly Cloudy

78°F

26°C

Humidity 85%
Wind Speed SW 8 mph
Barometer 29.86 in (1010.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Jul 2:51 pm EDT
Detailed forecast for

Franklin County

This Afternoon
Partly cloudy with a chance of showers and thunderstorms. Near steady temperatures in the upper 80s. West winds around 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Tonight
Mostly cloudy with showers with thunderstorms likely in the evening, then partly cloudy after midnight. Areas of smoke after midnight. Muggy. Lows in the upper 60s. West winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 90 percent.
Sunday
Mostly sunny. Areas of smoke. Highs in the lower 80s. North winds 5 to 10 mph.
Sunday Night
Clear. Areas of smoke. Lows in the lower 60s. Northeast winds 5 to 10 mph.
Monday
Mostly sunny. Highs in the mid 80s. East winds around 5 mph, becoming south around 5 mph in the afternoon.
Monday Night
Partly cloudy. A chance of showers after midnight. Lows in the upper 60s. Chance of rain 40 percent.
Tuesday
Showers likely in the morning, then showers with thunderstorms likely in the afternoon. Highs in the upper 80s. Chance of rain 90 percent.
Tuesday Night
Mostly cloudy with showers with thunderstorms likely in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 90 percent.
Wednesday
Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s.
Wednesday Night
Clear. Lows in the upper 50s.
Thursday
Sunny. Highs around 80.
Thursday Night
Mostly clear. Lows in the upper 50s.
Friday
Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s.



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150 PM EDT Sat Jul 18 2026
 
 

Additional Resources

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National Digital Forecast Database