At 1242 PM EDT, Doppler radar was tracking a strong thunderstorm near Andover, or 19 miles south of Ashtabula, moving east at 10 mph. HAZARD. Wind gusts up to 40 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. Andover and Cherry Valley.

* WHAT. Maximum heat index values 100-102 Friday afternoon. Maximum heat index values 100-104 Saturday afternoon. * WHERE. Central Pennsylvania. * WHEN. Until 8 PM EDT Saturday. * IMPACTS. Hot temperatures and high humidity may cause an increase in heat-related illnesses. * ADDITIONAL DETAILS. The risk of heat-related impacts is expected to reach its highest level over the weekend. The early arrival of the heat in the summer season, persistence of heat over multiple days, and very warm nights will be aggravating factors of overall heat stress.

* WHAT. Peak heat index values of around 100 degrees expected, especially on Saturday afternoon. Values will be a bit cooler but still in the 90s today. * WHERE. Portions of north central, northeast, and northwest Ohio and northwest Pennsylvania. * WHEN. Until 8 PM EDT Saturday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses. The prolonged nature of the heat may increase heat stress with time.

* WHAT. Heat index values ranging from 100 to 105 degrees during the day. * 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 Saturday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.