Heatwave Breaks Records Across Midwest, Northeast, and South
PUBLISHED Jul 13, 2026, 11:06 PM ET
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Gillette, Wyoming. A regional heatwave set multiple daily high-temperature records across northeastern Wyoming and western South Dakota on July 12, with the highest reported 110°F at Buffalo, South Dakota, and Gillette reaching 104°F, according to preliminary National Weather Service data; Syracuse, New York, later recorded 97°F on July 14, breaking a 74-year local record. Charleston, South Carolina, and other coastal areas were forecast this week to see rising temperatures into the mid-90s with heat indices above 105°F and isolated storms, while Syracuse officials issued an air-quality alert as Canadian wildfire smoke moved into Upstate New York; National Weather Service data remain preliminary and local advisories urged precautions for sensitive populations.
By Sarah Whitman | JQJO News
Timeline of Events
- July 1: Syracuse recorded 96°F, breaking a daily record from 1931.
- July 10, 2024: Syracuse last recorded 97°F prior to this month.
- July 12: Heatwave produced several daily record highs in northeastern Wyoming and western South Dakota; Buffalo, S.D. reached 110°F.
- July 14: Syracuse reached 97°F at Hancock International Airport, surpassing a 1952 record.
- This week: Forecasts predict mid-90s and heat indices above 105°F; air-quality alerts issued for smoke from Canadian wildfires.
News Intelligence
- Heatwaves can pose health risks, especially for sensitive groups. Rising temperatures can lead to heat exhaustion or stroke. Poor air quality from wildfire smoke can also harm lung health. Stay hydrated, limit outdoor activities, and check on elderly neighbors.
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Businesses selling cooling products, energy utilities meeting peak demand, and meteorological organizations tracking extreme temperature data benefited from increased activity and attention during the heat events.
Residents, outdoor workers, and people with respiratory or cardiovascular conditions suffered heightened health risks and degraded air quality due to extreme heat and wildfire smoke.
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Heatwave Breaks Records Across Midwest, Northeast, and South
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