Heat Advisory issued July 15 at 2:47PM EDT until July 15 at 8:00PM EDT by NWS Cleveland OH

By: NU8V

On: July 15, 2026

WWA for Knox County* WHAT…Heat index values up to 101.

* WHERE…Portions of north central, northeast, and northwest Ohio.

* WHEN…Until 8 PM EDT this evening.

* IMPACTS…Hot temperatures and high humidity may cause heat
illnesses.* WHAT…Heat index values up to 101.

* WHERE…Portions of north central, northeast, and northwest Ohio.

* WHEN…Until 8 PM EDT this evening.

* IMPACTS…Hot temperatures and high humidity may cause heat
illnesses.2:47 pmJuly 15, 2026

Air Quality Alert issued July 16 at 4:24PM EDT by NWS Cleveland OH

16 July 2026 - NWS

The Ohio Environmental Protection Agency has issued an Air Quality Advisory for the entire state of Ohio, until midnight EDT Friday night. Smoke from Canadian wildfires will adversely impact air quality through Friday. The Ohio Environmental Protection Agency expects the Air Quality Index to be in the 'Unhealthy' range. Hourly concentrations at times may reach the 'Very Unhealthy' to 'Hazardous' categories. It is recommended, when possible, to avoid strenuous outdoor activities, especially those with heart disease and respiratory conditions like asthma. Watch for symptoms including wheezing, coughing, chest tightness, dizziness, or burning in the nose, throat, and eyes. For additional information, please visit the Ohio Environmental Protection Agency's website at epa.ohio.gov.

Air Quality Alert issued July 16 at 2:48PM EDT by NWS Cleveland OH

16 July 2026 - NWS

The Ohio Environmental Protection Agency has issued an Air Quality Advisory for the entire state of Ohio, until midnight EDT tonight. Smoke from Canadian wildfires will adversely impact air quality today. The Ohio Environmental Protection Agency expects the Air Quality Index to be in the 'unhealthy' range. For additional information, please visit the Ohio Environmental Protection Agency's website at epa.ohio.gov.

Air Quality Alert issued July 16 at 9:51AM EDT by NWS Cleveland OH

16 July 2026 - NWS

Air Quality Alert issued July 15 at 5:15PM EDT by NWS Cleveland OH

15 July 2026 - NWS

The Ohio Environmental Protection Agency has issued an Air Quality Advisory for the entire state of Ohio, from 7 AM Thursday to midnight EDT Thursday night. Smoke from Canadian wildfires will adversely impact air quality. The Agency expects the Air Quality Index to be in the 'unhealthy for sensitive groups' range. For additional actions and information, please visit the Ohio Environmental Protection Agency's web site at epa.ohio.gov