* WHAT. Heat index values of up to 95 degrees. * WHERE. Western Greene, Western Ulster, Hamilton, Northern Fulton, and Northern Herkimer Counties. * WHEN. Until 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values of 95 to 104 degrees. * WHERE. Portions of northwestern Connecticut, western Massachusetts, eastern New York, and southern Vermont. * WHEN. Until 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS. Highest heat indices are expected at elevations below 1000 feet. If coverage of heat indices in excess of 105 degrees increases, then upgrades to excessive heat warnings may be needed.

* WHAT. Widespread heat index values up to 100 with localized heat index values up to 105. * WHERE. All of Vermont and northern New York. Hottest conditions will be in portions of the Champlain Valley. * WHEN. Until 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

At 336 PM EDT, Doppler radar was tracking a strong thunderstorm over Livingstonville, or 18 miles north of Hunter, moving northeast at 5 mph. HAZARD. Wind gusts up to 50 mph and half inch hail. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include. Livingstonville, Preston-Potter Hollow, Preston Hollow, Hawversville, Potter Hollow, Franklinton, Cooksburg, and Bates.

At 333 PM EDT, Doppler radar was tracking a strong thunderstorm near Hoosick Falls, moving east at 10 mph. HAZARD. Wind gusts up to 50 mph and half inch hail. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include. Hoosick Falls, Hoosick, Lee, White Creek, Valley Falls, White Creek Station, Center White Creek, Hoosick Junction, West Cambridge, Post Corners, Petersburg Junction, East Hoosick, Johnsonville, East Buskirk, Eagle Bridge, East Pittstown, Millertown, Southwest Hoosick, Potter Hill, and West Hoosick.

* WHAT. Heat index values up to 100. * WHERE. All of Vermont and northern New York. Hottest conditions will be in portions of the Champlain and Connecticut River valleys. * WHEN. Until 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

At 323 PM EDT, Doppler radar was tracking a strong thunderstorm near Cambridge, or 7 miles northwest of Hoosick Falls, moving east at 10 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 hail damage to vegetation is possible. Locations impacted include. Hoosick Falls, Cambridge, Lee, Center White Creek, Hoosick Junction, West Cambridge, Post Corners, West Hoosick, North Hoosick, East Buskirk, South Easton, Eagle Bridge, North Cambridge, Fly Summit, Center Cambridge, East Pittstown, Buskirk, and South Cambridge.

* WHAT. Heat index values of 95 to 104 degrees. * WHERE. Portions of northwestern Connecticut, western Massachusetts, eastern New York, and southern Vermont. * WHEN. Until 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS. Highest heat indices are expected at elevations below 1000 feet.

* WHAT. Heat index values up to 95 degrees. * WHERE. Western Greene, Western Ulster, Hamilton, Northern Fulton, and Northern Herkimer Counties. * WHEN. Until 8 PM EDT Thursday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.