Extreme Heat Warning issued June 21 at 2:04AM EDT until June 24 at 8:00PM EDT by NWS Boston/Norton MA
* WHAT...Dangerously hot conditions with heat index values up to 110 expected. * WHERE...Much of Southern New England, except for the Berkshires, Cape Cod and the Islands. * WHEN...From 11 AM Sunday to 8 PM EDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Heat Advisory issued June 20 at 10:58PM CDT until June 21 at 8:00PM CDT by NWS Sioux Falls SD
* WHAT...Heat index values up to 105. * WHERE...Portions of central, east central, south central, and southeast South Dakota. * WHEN...Until 8 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Heat Advisory issued June 21 at 2:23AM EDT until June 24 at 8:00PM EDT by NWS Cleveland OH
* WHAT...Heat index values up to 104 expected. * WHERE...Portions of north central, northeast, and northwest Ohio and northwest Pennsylvania. * WHEN...From noon Sunday to 8 PM EDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...Consecutive days of excessive heat and humidity combined with little relief overnight due to very warm low temperatures can be especially hazardous. The heat may continue into Wednesday.
Extreme Heat Warning issued June 21 at 2:06AM EDT until June 25 at 8:00PM EDT by NWS Mount Holly NJ
* WHAT...Dangerously hot conditions with heat index values up to 108 expected. * WHERE...Portions of east central and southeast Pennsylvania. * WHEN...From 8 AM Sunday to 8 PM EDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...The highest temperatures and heat indices will be Monday and Tuesday. Low temperatures near 75 to 80 degrees will not offer much relief at night.
Heat Advisory issued June 21 at 2:06AM EDT until June 24 at 8:00PM EDT by NWS Mount Holly NJ
* WHAT...Heat index values up to 104 expected. * WHERE...Carbon and Monroe Counties. * WHEN...From 8 AM Sunday to 8 PM EDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Low temperatures in low to mid 70s will not offer much relief at night.
Extreme Heat Warning issued June 21 at 1:28AM EDT until June 25 at 8:00PM EDT by NWS Pittsburgh PA
* WHAT...Dangerously hot conditions with heat index values up to 106 expected. * WHERE...Beaver, Fayette, Washington, Allegheny, Butler, and Westmoreland Counties. * WHEN...From 11 AM Sunday to 8 PM EDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Extreme Heat Watch issued June 20 at 11:29PM EDT until June 25 at 8:00PM EDT by NWS State College PA
* WHAT...Dangerously hot conditions with heat index values over 105 possible. * WHERE...A portion of central Pennsylvania. * WHEN...From Sunday morning through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Heat index values and the associated risk of heat-related impacts will be highest on Monday and Tuesday.
Heat Advisory issued June 21 at 1:28AM EDT until June 25 at 8:00PM EDT by NWS Pittsburgh PA
* WHAT...Heat index values up to 103 expected. * WHERE...Portions of east central Ohio, northwest, southwest, and western Pennsylvania, and northern and the northern panhandle of West Virginia. * WHEN...From 11 AM Sunday to 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Extreme Heat Watch issued June 20 at 9:23PM EDT until June 24 at 8:00PM EDT by NWS Cleveland OH
* WHAT...Dangerously hot conditions with heat index values up to 104 possible. * WHERE...Portions of north central, northeast, and northwest Ohio and northwest Pennsylvania. * WHEN...From Sunday afternoon through Tuesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...Consecutive days of excessive heat and humidity combined with little relief overnight due to very warm low temperatures can be especially hazardous. The heat may continue into Wednesday.
Extreme Heat Watch issued June 20 at 2:19PM EDT until June 25 at 8:00PM EDT by NWS Binghamton NY
* WHAT...Dangerously hot conditions with heat index values up to or exceeding 105 degrees possible. * WHERE...In New York, Broome, Chemung, Onondaga, Schuyler, Sullivan, Tioga, and Tompkins Counties. In Pennsylvania, Bradford, Lackawanna, Luzerne, Northern Wayne, Pike, Southern Wayne, Susquehanna, and Wyoming Counties. * WHEN...From Sunday afternoon through Wednesday evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...The highest temperatures and heat indices are likely to occur in the valley locations. There will be little overnight relief with lows only dropping into the 70s in many locations. Additional surrounding locations may need heat