Extreme Heat Watch

Locations Affected

Buffalo, NY ∙ Rochester, NY ∙ Niagara Falls, NY ∙ Mentz, NY ∙ Mexico, NY ∙ Harrison Grove, NY ∙ Cambria Center, NY ∙ Lancaster, NY ∙ Alabama, NY ∙ Leicester, NY

Full Alert Message

URGENT - WEATHER MESSAGE National Weather Service Buffalo NY 1254 AM EDT Tue Jun 30 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING... ...EXTREME HEAT WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH FRIDAY EVENING... * WHAT...For the Heat Advisory, heat index values in the upper 90s expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values as high as 105 possible. * WHERE...Niagara, Orleans, Monroe, Wayne, Northern Cayuga, Oswego, Northern Erie, Genesee, Livingston, and Ontario Counties. * WHEN...For the Heat Advisory, from noon today to 8 PM EDT this evening. For the Extreme Heat Watch, from Wednesday afternoon through Friday evening. * IMPACTS...Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. Hot temperatures and high humidity may cause heat related illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. This is especially true during hot weather when car interiors can reach lethal temperatures in a matter of minutes. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

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