07/17/2026 | Press release | Distributed by Public on 07/17/2026 18:30
Governor Kathy Hochul today updated New Yorkers on rapidly-changing air quality conditions caused by smoke from wildfires in Canada and Minnesota and high temperatures, as well as the potential for severe thunderstorms beginning Saturday morning. An updated Air Quality Health Advisory for particulate matter remains in effect for today, July 17, 2026 through 11:59 p.m. Air quality conditions improved in portions of the state through Friday afternoon, but shifts in the wildfire plume are expected to negatively impact air quality statewide on Saturday.
For portions of Western New York, Finger Lakes, Central New York, Mid-Hudson and New York City, there is an Enhanced Risk meaning a greater likelihood, for severe thunderstorms through Saturday evening. Damaging winds, large hail and the possibility of tornadoes could occur with these storms. There is also a Slight Risk for flash flooding for New York City and Long Island with flood watches already issued. Governor Hochul has directed all state agencies to prepare for the incoming severe weather and continued to urge all New Yorkers, particularly sensitive groups, to continue to take precautions to protect their health and to monitor local air quality conditions using trusted sources, including AirNow.gov.
"While air quality has improved in portions of the State throughout Friday afternoon, lingering effects of smoke from Canadian wildfires continue to impact air quality into Saturday," Governor Hochul said. "We expect rain to bring some much-needed relief to New Yorkers experiencing poor air quality over the weekend, but with it we may see the possibility of severe storms, flooding and tornados. I remind everyone to take this weather seriously: Take precautions, know what to do if a storm reaches your areas and remember to stay air quality aware to protect your health. Stay informed by checking trusted sources for air quality and weather forecasts, and don't forget to check on friends and family members who might need assistance."
The New York State Departments of Environmental Conservation (DEC) and Health (DOH) issued an Air Quality Health Advisory for tomorrow, July 18, for the Western New York, Central New York, Eastern Lake Ontario, New York City Metro and Long Island regions where air quality is forecast to reach levels that are 'Unhealthy.' The Adirondacks, Upper Hudson Valley and Lower Hudson Valley regions are forecast to reach 'Unhealthy for Sensitive Groups.' Smoke causing temporary spikes of unhealthy air may affect other regions as the plume continues to move across the state. DEC and DOH will be closely monitoring conditions to make any necessary changes to advisories.
At the Governor's direction, the New York State Division of Homeland Security and Emergency Services (DHSES) made over 100,000 high-quality N95-style masks available to all counties to address air quality impacts. DHSES has received requests from Orleans, Oswego, Otsego, Schoharie and Warren Counties and provided an additional 70,000 masks to the New York City area for local distribution, and to the National Guard, Office of Emergency Management (OEM) staff and the Port Authority for distribution at regional transportation hubs across the five boroughs. More than 40,000 masks have been handed out over the past two days as part of this state-led distribution. Masks have also been made available at Thruway Rest Stops - Angola, Clifton Springs, New Baltimore and Ramapo. The Office of Emergency Management remains in contact with their local counterparts and is prepared to facilitate requests for assistance.
While areas of smoke and hazy conditions will continue through tomorrow, there is an Enhanced Risk for portions of the state tomorrow for scattered to numerous severe thunderstorms. Main hazards include damaging winds and heavy rainfall with the possibility of an isolated tornado. Portions of Western New York, Finger Lakes, Central New York, Southern Tier, Mid-Hudson and New York City can expect scattered to numerous severe thunderstorms. While a first round of showers and thunderstorms could develop during the morning hours, the primary timing of severe storms is during the afternoon and evening hours.
Showers and thunderstorms moving across the state tomorrow will be capable of producing heavy rainfall. Widespread rainfall amounts from tomorrow morning through tomorrow night range between 0.5 inches to 1 inch with rainfall rates reaching between 0.5 to 1 inches per hour with thunderstorms. Locally higher amounts are possible where the heaviest rainfall occurs with thunderstorms tomorrow. There is a Slight Risk for flooding for New York City and Long Island with a Flood Watch issued for those areas.
How to Stay Prepared
Recommendations for New Yorkers in Areas of Poor Air Quality
Exposure to unhealthy air quality conditions can pose negative health impacts, including irritation to eyes, nose or throat, coughing, sneezing, runny nose and shortness of breath. These conditions are especially dangerous for vulnerable New Yorkers with medical conditions such as asthma and/or heart disease. New Yorkers should also be sure to protect their pets, limiting outdoor exposure when air quality hits unhealthy levels.
Thunderstorm Safety Tips
Thunderstorms are dangerous storms that can produce winds over 50 miles per hour, lightning, hail and cause flash flooding and tornadoes.
Tornado Safety Tips
Flood Safety
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