Alert archive / Pennsylvania / Heat Advisories in 2021
Heat Advisory 1, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this heat advisory at Jun 5, 2021, 3:35 PM EDT for 4 counties in New Jersey; New Castle County, Delaware; 5 counties in Pennsylvania. It took effect at Jun 6, 2021, 12:00 PM EDT. It was in force for 3 days.
The area
The counties it named.
The facts
- Issued
- Jun 5, 2021, 3:35 PM EDT (19:35 UTC)
- In effect from
- Jun 6, 2021, 12:00 PM EDT
- Expired
- Jun 9, 2021, 6:22 PM EDT
- In force
- 3 days
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Mercer County, NJ, Bucks County, PA, Chester County, PA, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 66 km from the middle of the area, began a volume at 19:34 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 7.6 hours before the alert went out and 220 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 38 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 1447 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
089 WWUS71 KPHI 051935 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 335 PM EDT Sat Jun 5 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-061000- /O.NEW.KPHI.HT.Y.0001.210606T1600Z-210607T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 335 PM EDT Sat Jun 5 2021 ...HEAT ADVISORY IN EFFECT FROM NOON TO 8 PM EDT SUNDAY... * WHAT...Heat index values near 96 are expected. * WHERE...Highly urbanized locations in the Philadelphia metropolitan area. * WHEN...From noon until 8:00 PM on Sunday. * IMPACTS...The combination of hot temperatures and high humidity levels may result in heat related health issues, especially for the elderly and for those with a pre-existing health condition. * ADDITIONAL DETAILS...Hot humid weather is expected to continue on Monday, Tuesday and Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay out of the direct sun and in an air conditioned location if possible, and check on elderly relatives and neighbors. Young children and pets should never be left unattended in a vehicle under any circumstance. Take extra precautions if you work or spend time outside. If possible, reschedule strenuous activities to the early morning or late evening hours. Know the signs and symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in a shaded or air conditioned environment. Anyone overcome by the heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Iovino
11 follow-up statements
835 WWUS71 KPHI 060635 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 235 AM EDT Sun Jun 6 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-062100- /O.EXT.KPHI.HT.Y.0001.210606T1600Z-210608T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 235 AM EDT Sun Jun 6 2021 ...HEAT ADVISORY NOW IN EFFECT FROM NOON TODAY TO 8 PM EDT MONDAY... * WHAT...Heat index between 96 and 100 expected during the afternoon and early evening hours. * WHERE...Highly urbanized locations in the Philadelphia metropolitan area. * WHEN...From noon today to 8 PM EDT Monday. * IMPACTS...The combination of hot temperatures and high humidity levels may result in heat related health issues, especially for the elderly and for those with a pre-existing health condition. * ADDITIONAL DETAILS...Hot and humid weather is expected to continue through the middle of the week. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay out of the direct sun and in an air conditioned location if possible, and check on elderly relatives and neighbors. Young children and pets should never be left unattended in a vehicle under any circumstance. Take extra precautions if you work or spend time outside. If possible, reschedule strenuous activities to the early morning or late evening hours. Know the signs and symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in a shaded or air conditioned environment. Anyone overcome by the heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ CMS
201 WWUS71 KPHI 061640 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 1240 PM EDT Sun Jun 6 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-070600- /O.CON.KPHI.HT.Y.0001.000000T0000Z-210608T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 1240 PM EDT Sun Jun 6 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT MONDAY... * WHAT...Heat index values up to 97. * WHERE...In New Jersey, Gloucester, Mercer, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia, Eastern Montgomery, Lower Bucks and Eastern Chester. In Delaware, New Castle. * WHEN...Until 8 PM EDT Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. * ADDITIONAL DETAILS...A Heat Advisory is issued for these Urban Corridor counties when the heat index is projected to be between 96 and 104 degrees for 2 consecutive hours through June 30, and between 100 to 104 degrees from July 1 onward. The Heat Index will be higher on Monday than today due to increasing surface dew points. Hot and humid weather will continue through the middle of the week. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MPS
042 WWUS71 KPHI 061646 CCA NPWPHI URGENT - WEATHER MESSAGE...CORRECTED National Weather Service Mount Holly NJ 1246 PM EDT Sun Jun 6 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-070600- /O.COR.KPHI.HT.Y.0001.000000T0000Z-210608T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 1246 PM EDT Sun Jun 6 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT MONDAY... * WHAT...Heat index values up to 97. * WHERE...In New Jersey, Gloucester, Mercer, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia, Eastern Montgomery, Lower Bucks and Eastern Chester. In Delaware, New Castle. * WHEN...Until 8 PM EDT Monday. * IMPACTS...The combination of hot temperatures and high humidity levels may result in heat related health issues, especially for the elderly and for those with a pre-existing health condition. * ADDITIONAL DETAILS...A Heat Advisory is issued for these Urban Corridor counties when the heat index is projected to be between 96 and 104 degrees for 2 consecutive hours through June 30, and between 100 to 104 degrees from July 1 onward. The Heat Index will be higher on Monday than today due to increasing surface dew points. Hot and humid weather will continue through the middle of the week. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MPS
740 WWUS71 KPHI 061916 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 316 PM EDT Sun Jun 6 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-071000- /O.CON.KPHI.HT.Y.0001.000000T0000Z-210608T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 316 PM EDT Sun Jun 6 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT MONDAY... * WHAT...Heat index values up to 97. * WHERE...In New Jersey, Gloucester, Mercer, Camden and Northwestern Burlington. In Pennsylvania, Delaware, Philadelphia, Eastern Montgomery, Lower Bucks and Eastern Chester. In Delaware, New Castle. * WHEN...Until 8 PM EDT Monday. * IMPACTS...The combination of hot temperatures and high humidity levels may result in heat related health issues, especially for the elderly and for those with a pre-existing health condition. * ADDITIONAL DETAILS...A Heat Advisory is issued for these Urban Corridor counties when the heat index is projected to be between 96 and 104 degrees for 2 consecutive hours through June 30, and between 100 to 104 degrees from July 1 onward. The Heat Index will be higher on Monday than today due to increasing surface dew points. Hot and humid weather will continue through the middle of the week. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MPS
635 WWUS71 KPHI 070720 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 320 AM EDT Mon Jun 7 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-072100- /O.CON.KPHI.HT.Y.0001.000000T0000Z-210608T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 320 AM EDT Mon Jun 7 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values between 96 and 100 degrees. * WHERE...The Philadelphia metropolitan area. * WHEN...Until 8 PM EDT this evening. * IMPACTS...The combination of hot temperatures and high humidity levels may result in heat related health issues, especially for the elderly and for those with a pre-existing health condition. * ADDITIONAL DETAILS...Hot and humid weather will continue through the middle of the week. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ CMS
923 WWUS71 KPHI 071825 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 225 PM EDT Mon Jun 7 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-080800- /O.EXT.KPHI.HT.Y.0001.000000T0000Z-210609T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 225 PM EDT Mon Jun 7 2021 ...HEAT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT TUESDAY... * WHAT...Heat index values 95 to 100 degrees. * WHERE...The Philadelphia metropolitan area. * WHEN...Until 8 PM EDT Tuesday. * IMPACTS...The combination of hot temperatures and high humidity levels may result in heat related health issues, especially for the elderly and for those with a pre-existing health condition. * ADDITIONAL DETAILS...Hot and humid weather will continue through the middle of the week. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
002 WWUS71 KPHI 080735 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 335 AM EDT Tue Jun 8 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-082045- /O.CON.KPHI.HT.Y.0001.000000T0000Z-210609T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 335 AM EDT Tue Jun 8 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values 95 to 100 degrees. * WHERE...The urban corridor from Wilmington to Philadelphia to Trenton and surrounding suburbs. * WHEN...Until 8 PM EDT this evening. * IMPACTS...The combination of hot temperatures and high humidity levels may result in heat related health issues, especially for the elderly and for those with a pre-existing health condition. * ADDITIONAL DETAILS...Hot and humid weather will continue into Wednesday, though heat index values are currently forecast to be slightly lower on Wednesday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
839 WWUS71 KPHI 081848 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 248 PM EDT Tue Jun 8 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-091000- /O.EXT.KPHI.HT.Y.0001.000000T0000Z-210610T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 248 PM EDT Tue Jun 8 2021 ...HEAT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT WEDNESDAY... * WHAT...Heat index values in the mid to upper 90s. * WHERE...The urban corridor from Wilmington to Philadelphia to Trenton and the surrounding suburbs. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...The combination of heat and high humidity levels may result in heat related health issues, especially for the elderly and for those with a pre-existing health condition. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
679 WWUS71 KPHI 090730 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 330 AM EDT Wed Jun 9 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-092030- /O.CON.KPHI.HT.Y.0001.000000T0000Z-210610T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 330 AM EDT Wed Jun 9 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values in the mid to upper 90s. * WHERE...The urban corridor from Wilmington to Philadelphia to Trenton and the surrounding suburbs. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Johnson
187 WWUS71 KPHI 091954 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 354 PM EDT Wed Jun 9 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-100000- /O.CON.KPHI.HT.Y.0001.000000T0000Z-210610T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 354 PM EDT Wed Jun 9 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 96. * WHERE...The urban corridor from Wilmington to Philadelphia to Trenton and the surrounding suburbs. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
308 WWUS71 KPHI 092222 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 622 PM EDT Wed Jun 9 2021 DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-092330- /O.CAN.KPHI.HT.Y.0001.000000T0000Z-210610T0000Z/ New Castle-Mercer-Gloucester-Camden-Northwestern Burlington- Delaware-Philadelphia-Eastern Chester-Eastern Montgomery- Lower Bucks- Including the cities of Wilmington, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, West Chester, Kennett Square, Norristown, Lansdale, Morrisville, and Doylestown 622 PM EDT Wed Jun 9 2021 ...HEAT ADVISORY IS CANCELLED... Showers and thunderstorms in the area have brought temperatures and heat index values well below the Heat Advisory criteria. As a result, the Heat Advisory has been cancelled. $$ Iovino
Nearby
Heat Advisories in Pennsylvania, 2021Heat Advisories in New Jersey, 2021Heat Advisories in Delaware, 2021Every heat advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.