Alert archive / New Jersey / Heat Advisories in 2021
Heat Advisory 5, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this heat advisory at Jul 5, 2021, 3:21 AM EDT for 8 counties in Pennsylvania; 12 counties in New Jersey; New Castle County, Delaware. It took effect at Jul 6, 2021, 9:47 AM EDT. It was in force for 34 hr.
The area
The counties it named.
The facts
- Issued
- Jul 5, 2021, 3:21 AM EDT (07:21 UTC)
- In effect from
- Jul 6, 2021, 9:47 AM EDT
- Expired
- Jul 7, 2021, 8:00 PM EDT
- In force
- 34 hr
- Issued by
- NWS Philadelphia/Mount Holly
All 21 counties
New Castle County, DE, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Ocean County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 64 km from the middle of the area, began a volume at 07:26 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 00:00Z, 7.4 hours before the alert went out and 192 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
- 160 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 832 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
019 WWUS71 KPHI 050721 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 321 AM EDT Mon Jul 5 2021 NJZ010-012-013-015-017>019-PAZ070-071-104-106-052030- /O.NEW.KPHI.HT.Y.0005.210706T1500Z-210707T0000Z/ Somerset-Middlesex-Western Monmouth-Mercer-Gloucester-Camden- Northwestern Burlington-Delaware-Philadelphia-Eastern Montgomery- Lower Bucks- Including the cities of Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, Norristown, Lansdale, Morrisville, and Doylestown 321 AM EDT Mon Jul 5 2021 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT TUESDAY... * WHAT...Heat index values up to 103 expected. * WHERE...Philadelphia and surrounding suburbs in Pennsylvania and portions of southwestern and Central New Jersey, including Trenton. * WHEN...From 11 AM to 8 PM EDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. * ADDITIONAL DETAILS...Dangerously hot conditions may continue into 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. && $$ Johnson
8 follow-up statements
591 WWUS71 KPHI 051913 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 313 PM EDT Mon Jul 5 2021 DEZ001-NJZ008-009-PAZ060-101>103-105-061100- /O.EXB.KPHI.HT.Y.0005.210706T1500Z-210708T0000Z/ New Castle-Morris-Hunterdon-Berks-Western Chester-Eastern Chester- Western Montgomery-Upper Bucks- Including the cities of Wilmington, Morristown, Flemington, Reading, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Chalfont, and Perkasie 313 PM EDT Mon Jul 5 2021 ...HEAT ADVISORY IN EFFECT FROM 11 AM TUESDAY TO 8 PM EDT WEDNESDAY... * WHAT...Heat index values between 100 to 104 expected. * WHERE...In New Jersey, Morris and Hunterdon. In Pennsylvania, Berks, Western Chester, Eastern Chester, Western Montgomery and Upper Bucks. In Delaware, New Castle. * WHEN...From 11 AM Tuesday to 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ NJZ010-012-013-015-017>019-PAZ070-071-104-106-061100- /O.EXT.KPHI.HT.Y.0005.210706T1500Z-210708T0000Z/ Somerset-Middlesex-Western Monmouth-Mercer-Gloucester-Camden- Northwestern Burlington-Delaware-Philadelphia-Eastern Montgomery- Lower Bucks- Including the cities of Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Media, Philadelphia, Norristown, Lansdale, Morrisville, and Doylestown 313 PM EDT Mon Jul 5 2021 ...HEAT ADVISORY NOW IN EFFECT FROM 11 AM TUESDAY TO 8 PM EDT WEDNESDAY... * WHAT...Heat index values between 100 to 104 expected. * WHERE...Philadelphia and surrounding suburbs in Pennsylvania and portions of southwestern and Central New Jersey, including Trenton. * WHEN...From 11 AM Tuesday to 8 PM EDT Wednesday. * 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. && $$
385 WWUS71 KPHI 060751 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 351 AM EDT Tue Jul 6 2021 DEZ001-NJZ008>010-012-013-015-017>019-PAZ060-070-071-101>106- 062100- /O.CON.KPHI.HT.Y.0005.210706T1500Z-210708T0000Z/ New Castle-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Mercer-Gloucester-Camden-Northwestern Burlington-Berks-Delaware- Philadelphia-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 351 AM EDT Tue Jul 6 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM EDT WEDNESDAY... * WHAT...Daytime heat index values between 100 to 104 expected. * WHERE...In New Jersey, Morris, Hunterdon, Somerset, Middlesex, Monmouth, Mercer, Gloucester, Camden and Northwestern Burlington counties. In Pennsylvania, Berks, Delaware, Philadelphia, Chester, Montgomery, and Bucks counties. In Delaware, New Castle county. * WHEN...From 11 AM Tuesday to 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat stress or illness. 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. && $$
779 WWUS71 KPHI 061347 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 947 AM EDT Tue Jul 6 2021 NJZ020-027-070300- /O.EXB.KPHI.HT.Y.0005.210706T1347Z-210708T0000Z/ Ocean-Southeastern Burlington- Including the cities of Jackson and Wharton State Forest 947 AM EDT Tue Jul 6 2021 ...HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT WEDNESDAY... * WHAT...Daytime heat index values between 100 to 104 expected. * WHERE...Ocean and Southeastern Burlington. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat stress or illness. 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. && $$ NJZ007-PAZ061-062-070000- /O.EXB.KPHI.HT.Y.0005.210706T1347Z-210707T0000Z/ Warren-Lehigh-Northampton- Including the cities of Washington, Allentown, Bethlehem, and Easton 947 AM EDT Tue Jul 6 2021 ...HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Daytime heat index values around 100. * WHERE...In New Jersey, Warren. In Pennsylvania, Lehigh and Northampton. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat stress or illness. * ADDITIONAL DETAILS...High heat index values may continue into Wednesday as well. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ DEZ001-NJZ008>010-012-013-015-017>019-PAZ060-070-071-101>106- 070300- /O.EXT.KPHI.HT.Y.0005.210706T1347Z-210708T0000Z/ New Castle-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Mercer-Gloucester-Camden-Northwestern Burlington-Berks-Delaware- Philadelphia-Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 947 AM EDT Tue Jul 6 2021 ...HEAT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT WEDNESDAY... * WHAT...Daytime heat index values between 100 to 104 expected. * WHERE...In New Jersey, Morris, Hunterdon, Somerset, Middlesex, Monmouth, Mercer, Gloucester, Camden and Northwestern Burlington counties. In Pennsylvania, Berks, Delaware, Philadelphia, Chester, Montgomery, and Bucks counties. In Delaware, New Castle county. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat stress or illness. 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. && $$
133 WWUS71 KPHI 061931 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 331 PM EDT Tue Jul 6 2021 NJZ001-071215- /O.EXA.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ Sussex- Including the city of Newton 331 PM EDT Tue Jul 6 2021 ...HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT WEDNESDAY... * WHAT...Daytime heat index values around 100. * WHERE...Sussex New Jersey. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat stress or illness. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ NJZ007-PAZ061-062-071215- /O.EXT.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ Warren-Lehigh-Northampton- Including the cities of Washington, Allentown, Bethlehem, and Easton 331 PM EDT Tue Jul 6 2021 ...HEAT ADVISORY NOW IN EFFECT UNTIL 8 PM EDT WEDNESDAY... * WHAT...Daytime heat index values around 100. * WHERE...In New Jersey, Warren. In Pennsylvania, Lehigh and Northampton. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat stress or illness. 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. && $$ DEZ001-NJZ008>010-012-013-015-017>020-027-PAZ060-070-071-101>106- 071215- /O.CON.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ New Castle-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Mercer-Gloucester-Camden-Northwestern Burlington-Ocean- Southeastern Burlington-Berks-Delaware-Philadelphia- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Wharton State Forest, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 331 PM EDT Tue Jul 6 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY... * WHAT...Daytime heat index values between 100 to 104 expected. * WHERE...In New Jersey, Morris, Hunterdon, Somerset, Middlesex, Monmouth, Mercer, Gloucester, Camden and Northwestern Burlington counties. In Pennsylvania, Berks, Delaware, Philadelphia, Chester, Montgomery, and Bucks counties. In Delaware, New Castle county. * WHEN...Until 8 PM EDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat stress or illness. 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. && $$
622 WWUS71 KPHI 070837 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 437 AM EDT Wed Jul 7 2021 DEZ001-NJZ008>010-012-013-015-017>020-027-PAZ060-070-071-101>106- 072200- /O.CON.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ New Castle-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Mercer-Gloucester-Camden-Northwestern Burlington-Ocean- Southeastern Burlington-Berks-Delaware-Philadelphia- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Wharton State Forest, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 437 AM EDT Wed Jul 7 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 102. * WHERE...Portions of central, northern, northwest and southern New Jersey, east central and southeast Pennsylvania and northern Delaware. * 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. && $$ NJZ001-007-PAZ061-062-072200- /O.CON.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ Sussex-Warren-Lehigh-Northampton- Including the cities of Newton, Washington, Allentown, Bethlehem, and Easton 437 AM EDT Wed Jul 7 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 98. * WHERE...In New Jersey, Sussex and Warren. In Pennsylvania, Northampton and Lehigh. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
725 WWUS71 KPHI 071516 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 1116 AM EDT Wed Jul 7 2021 DEZ001-NJZ008>010-012-013-015-017>020-027-PAZ060-070-071-101>106- 080000- /O.CON.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ New Castle-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Mercer-Gloucester-Camden-Northwestern Burlington-Ocean- Southeastern Burlington-Berks-Delaware-Philadelphia- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Wharton State Forest, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 1116 AM EDT Wed Jul 7 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 102. * WHERE...Portions of central, northern and southern New Jersey, eastern Pennsylvania and northern Delaware. * 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. && $$ NJZ001-007-PAZ061-062-080000- /O.CON.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ Sussex-Warren-Lehigh-Northampton- Including the cities of Newton, Washington, Allentown, Bethlehem, and Easton 1116 AM EDT Wed Jul 7 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 100. * WHERE...In New Jersey, Sussex and Warren. In Pennsylvania, Northampton and Lehigh. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
918 WWUS71 KPHI 071931 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 331 PM EDT Wed Jul 7 2021 DEZ001-NJZ008>010-012-013-015-017>020-027-PAZ060-070-071-101>106- 080000- /O.CON.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ New Castle-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Mercer-Gloucester-Camden-Northwestern Burlington-Ocean- Southeastern Burlington-Berks-Delaware-Philadelphia- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Wharton State Forest, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 331 PM EDT Wed Jul 7 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 103. * WHERE...Portions of central, northern and southern New Jersey, eastern Pennsylvania and northern Delaware. * 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. && $$ NJZ001-007-PAZ061-062-080000- /O.CON.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ Sussex-Warren-Lehigh-Northampton- Including the cities of Newton, Washington, Allentown, Bethlehem, and Easton 331 PM EDT Wed Jul 7 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heat index values around 100. * WHERE...In New Jersey, Sussex and Warren. In Pennsylvania, Northampton and Lehigh. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
499 WWUS71 KPHI 072353 NPWPHI URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 753 PM EDT Wed Jul 7 2021 DEZ001-NJZ008>010-012-013-015-017>020-027-PAZ060-070-071-101>106- 080100- /O.EXP.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ New Castle-Morris-Hunterdon-Somerset-Middlesex-Western Monmouth- Mercer-Gloucester-Camden-Northwestern Burlington-Ocean- Southeastern Burlington-Berks-Delaware-Philadelphia- Western Chester-Eastern Chester-Western Montgomery- Eastern Montgomery-Upper Bucks-Lower Bucks- Including the cities of Wilmington, Morristown, Flemington, Somerville, New Brunswick, Freehold, Trenton, Glassboro, Camden, Cherry Hill, Moorestown, Mount Holly, Jackson, Wharton State Forest, Reading, Media, Philadelphia, Honey Brook, Oxford, West Chester, Kennett Square, Collegeville, Pottstown, Norristown, Lansdale, Chalfont, Perkasie, Morrisville, and Doylestown 753 PM EDT Wed Jul 7 2021 ...HEAT ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING... Temperatures are dropping with the loss of daytime heating with conditions not expected to reach Heat Advisory levels Thursday. Therefor the Heat Advisory will be allowed to expire. $$ NJZ001-007-PAZ061-062-080100- /O.EXP.KPHI.HT.Y.0005.000000T0000Z-210708T0000Z/ Sussex-Warren-Lehigh-Northampton- Including the cities of Newton, Washington, Allentown, Bethlehem, and Easton 753 PM EDT Wed Jul 7 2021 ...HEAT ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING... Temperatures are dropping with the loss of daytime heating with conditions not expected to reach Heat Advisory levels Thursday. Therefor the Heat Advisory will be allowed to expire. $$
Nearby
Heat Advisories in New Jersey, 2021Heat Advisories in Pennsylvania, 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.