* WHAT. Heat index values as high as 100 expected. * WHERE. All of western New York. * WHEN. From noon Tuesday to 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat related illnesses to occur.

At 443 PM EDT, Doppler radar was tracking a strong thunderstorm near Wattsburg, or 16 miles east of Erie, moving east at 25 mph. HAZARD. Wind gusts up to 40 mph and pea size hail. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include. Jamestown, Lakewood, Clymer, Findley Lake, Long Point State Park, Jamestown West, Chautauqua Institution, Chautauqua, Busti, Celoron, Mina, French Creek, Sherman, Panama, Bemus Point, Stedman Corners, Niobe, Stow, Ellery Center, and Ashville. This includes Interstate 86 between exits 4 and 11.

* WHAT. Heat index values as high as 100 expected. * WHERE. All of western New York. * WHEN. From noon Tuesday to 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat related illnesses to occur.

* WHAT. Heat index values up to 100 expected. * WHERE. Central Pennsylvania. * WHEN. From noon Tuesday to 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat-related illnesses. * ADDITIONAL DETAILS. The heat wave is expected to continue into the weekend with the hottest temperatures of the summer so far. The longevity of the heat wave has not been experienced in decades during the month of June.

* WHAT. Heat index values of 100 to 104 expected. * WHERE. Portions of east central Ohio, northwest, southwest, and western Pennsylvania, and northern and the northern panhandle of West Virginia. * WHEN. Until 8 PM EDT Friday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values of 100 to 104 degrees are expected at times this week with variability each day due to clouds and scattered showers and storms, especially early in the week. * WHERE. Portions of north central, northeast, and northwest Ohio and northwest Pennsylvania. * WHEN. Until 8 PM EDT Friday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

An Air Quality Advisory for ground level ozone has been issued by the Northeast Ohio Areawide Coordinating Agency for Ashtabula, Cuyahoga, Geauga, Lake, Lorain, Medina, Portage and Summit Counties. The advisory is from midnight tonight to midnight Monday night. Air quality levels will be unhealthy for sensitive groups during this period. If you are in the sensitive groups category of children, the elderly and those with breathing difficulties, please monitor your outdoor activity and check air quality readings at airnow.gov. Additionally, sign-up at enviroflash.info for text alerts regarding air quality. To help our region reduce air pollution: * Drive less: bike, walk, use transit, work from home, combine trips * Visit gohiocommute.com/noaca - Find a smarter way to travel! * Don't idle - Turn off your engine * Refill your tank after sunset * Wait to mow the lawn

The New York State Department of Environmental Conservation at Albany has issued an Air Quality Health Advisory for Ground Level Ozone from 11 AM to 11 PM EDT Monday. Air quality levels in outdoor air are predicted to be greater than an Air Quality Index value of 105 for Ground Level Ozone. The Air Quality Index. or AQI. was created as an easy way to correlate levels of different pollutants to one scale. The higher the AQI value. the greater the health concern. When pollution levels are elevated. the New York State Department of Health recommends that individuals consider limiting strenuous outdoor physical activity to reduce the risk of adverse health effects. People who may be especially sensitive to the effects of elevated levels of pollutants include the very young and those with pre-existing respiratory problems such as asthma or heart disease. Those with symptoms should consider consulting their personal physician. For additional information, please visit the New York State Department of Environmental Conservation website at, https://on.ny.gov/nyaqi, or call the Air Quality Hotline at 1 800 5 3 5, 1 3 4 5.

The New York State Department of Environmental Conservation at Albany has issued an Air Quality Health Advisory for Ground Level Ozone from 11 AM to 11 PM EDT Monday. Air quality levels in outdoor air are predicted to be greater than an Air Quality Index value of 105 for Ground Level Ozone. The Air Quality Index. or AQI. was created as an easy way to correlate levels of different pollutants to one scale. The higher the AQI value. the greater the health concern. When pollution levels are elevated. the New York State Department of Health recommends that individuals consider limiting strenuous outdoor physical activity to reduce the risk of adverse health effects. People who may be especially sensitive to the effects of elevated levels of pollutants include the very young and those with pre-existing respiratory problems such as asthma or heart disease. Those with symptoms should consider consulting their personal physician. For additional information, please visit the New York State Department of Environmental Conservation website at, https://on.ny.gov/nyaqi, or call the Air Quality Hotline at 1 800 5 3 5, 1 3 4 5.

An Air Quality Advisory for ground level ozone has been issued by the Northeast Ohio Areawide Coordinating Agency for Ashtabula, Cuyahoga, Geauga, Lake, Lorain, Medina, Portage and Summit Counties. The advisory is from midnight tonight to midnight Monday night. Air quality levels will be unhealthy for sensitive groups during this period. If you are in the sensitive groups category of children, the elderly and those with breathing difficulties, please monitor your outdoor activity and check air quality readings at airnow.gov. Additionally, sign-up at enviroflash.info for text alerts regarding air quality. To help our region reduce air pollution: * Drive less: bike, walk, use transit, work from home, combine trips * Visit gohiocommute.com/noaca - Find a smarter way to travel! * Don't idle - Turn off your engine * Refill your tank after sunset * Wait to mow the lawn

SVRCLE The National Weather Service in Cleveland has issued a * Severe Thunderstorm Warning for. Southeastern Erie County in northwestern Pennsylvania. * Until 515 PM EDT. * At 424 PM EDT, a severe thunderstorm was located near Waterford, or 9 miles southeast of Erie, moving east at 15 mph. HAZARD. 60 mph wind gusts and quarter size hail. SOURCE. Radar indicated. IMPACT. Minor damage to vehicles is possible. Expect damage to trees and power lines. * Locations impacted include. Corry, Waterford, and Wattsburg.

At 429 PM EDT, a severe thunderstorm was located near Waterford, or 10 miles southeast of Erie, moving east at 15 mph. HAZARD. Ping pong ball size hail and 60 mph wind gusts. SOURCE. Radar indicated. IMPACT. People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect damage to trees and power lines. Locations impacted include. Corry, Waterford, and Wattsburg.