Alert archive / New Jersey / Heat Advisories in 2007
Heat Advisory 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this heat advisory at Jun 26, 2007, 5:03 AM EDT for New Castle County, Delaware; Delaware County, Philadelphia County, Pennsylvania; 4 counties in New Jersey. It took effect at Jun 26, 2007, 12:00 PM EDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Jun 26, 2007, 5:03 AM EDT (09:03 UTC)
- In effect from
- Jun 26, 2007, 12:00 PM EDT
- Expired
- Jun 26, 2007, 7:00 PM EDT
- In force
- 7 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Mercer County, NJ, Delaware County, PA, Philadelphia County, PA
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 9.1 hours before the alert went out and 218 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
- 11 J/kg
- Mixed-layer CIN
- -288 J/kg
- Mixed-layer LCL
- 799 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS71 KPHI 260903 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 503 AM EDT TUE JUN 26 2007 ...HEAT ADVISORY FOR TODAY...EXCESSIVE HEAT WATCH FOR WEDNESDAY... DEZ001-NJZ015-017>019-PAZ068>071-262315- /O.NEW.KPHI.HT.Y.0002.070626T1600Z-070626T2300Z/ /O.NEW.KPHI.EH.A.0001.070627T1600Z-070627T2300Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...NORRISTOWN... DOYLESTOWN...MEDIA 503 AM EDT TUE JUN 26 2007 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS EVENING... ...EXCESSIVE HEAT WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A HEAT ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS EVENING. AN EXCESSIVE HEAT WATCH HAS ALSO BEEN ISSUED. THIS EXCESSIVE HEAT WATCH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. THE TEMPERATURE TODAY IS EXPECTED TO CLIMB INTO THE LOW TO MID 90S IN THE HIGHLY URBANIZED AREAS OF THE DELAWARE VALLEY. THE HEAT COMBINED WITH INCREASING HUMIDITY WILL RESULT IN A HEAT INDEX OF 98 DEGREES. THE TEMPERATURES YESTERDAY WERE MUCH LOWER SO TODAY WILL PROBABLY FEEL UNCOMFORTABLE WITH THE SUDDEN INCREASE IN BOTH TEMPERATURE AND HUMIDITY. ON WEDNESDAY, THE HEAT INDEX MAY REACH CLOSE TO 100 DEGREES BUT THERE IS ALSO THE CHANCE THAT THERE WILL BE MORE CLOUDINESS ACROSS THE REGION. A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. AN EXCESSIVE HEAT WATCH MEANS THAT A PROLONGED PERIOD OF HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. $$ PAZ067-262315- /O.NEW.KPHI.EH.A.0001.070627T1600Z-070627T2300Z/ CHESTER- INCLUDING THE CITY OF...WEST CHESTER 503 AM EDT TUE JUN 26 2007 ...EXCESSIVE HEAT WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED AN EXCESSIVE HEAT WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. THE TEMPERATURE TODAY IS EXPECTED TO CLIMB TO NEAR 90 AND IN THE LOW TO MID 90S FOR WEDNESDAY. THE HEAT COMBINED WITH INCREASING HUMIDITY WILL RESULT IN A HEAT INDEX IN THE LOWER 90S TODAY AND IN THE MID TO UPPER 90S ON WEDNESDAY. THE TEMPERATURES YESTERDAY WERE MUCH LOWER BUT WILL FEEL A LITTLE UNCOMFORTABLE TODAY AND ESPECIALLY ON WEDNESDAY. AN EXCESSIVE HEAT WATCH MEANS THAT A PERIOD OF HOT TEMPERATURES ARE EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR- CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS. $$ EBERWINE
1 follow-up statement
000 WWUS71 KPHI 262026 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 426 PM EDT TUE JUN 26 2007 DEZ001-NJZ015-017>019-PAZ068>071-270430- /O.UPG.KPHI.EH.A.0001.070627T1600Z-070627T2300Z/ /O.NEW.KPHI.EH.W.0001.070627T1600Z-070627T2300Z/ /O.NEW.KPHI.EH.A.0002.070628T1600Z-070628T2300Z/ /O.CON.KPHI.HT.Y.0002.000000T0000Z-070626T2300Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...NORRISTOWN... DOYLESTOWN...MEDIA 426 PM EDT TUE JUN 26 2007 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... ...EXCESSIVE HEAT WARNING IN EFFECT FROM 12 PM TO 7 PM EDT WEDNESDAY... ...EXCESSIVE HEAT WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED AN EXCESSIVE HEAT WARNING...WHICH IS IN EFFECT FROM 12 PM TO 7 PM EDT WEDNESDAY. AN EXCESSIVE HEAT WATCH HAS ALSO BEEN ISSUED. THIS EXCESSIVE HEAT WATCH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING. A HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING. TEMPERATURES ROSE INTO THE LOWER 90S THIS AFTERNOON IN THE PHILADELPHIA METROPOLITAN AREA, WITH HEAT INDEX VALUES IN THE MID 90S. TEMPERATURES WILL FALL BACK INTO THE 80S BY SUNSET. THE TEMPERATURE TOMORROW AGAIN IS EXPECTED TO CLIMB INTO THE LOW TO MID 90S IN HIGHLY URBANIZED AREAS. THE HEAT COMBINED WITH AFTERNOON DEW POINTS IN THE UPPER 60S WILL RESULT IN HEAT INDICES IN THE UPPER 90S. A HEAT WARNING FOR THE HIGHLY URBANIZED AREAS MEANS THAT A PERIOD OF CONSECUTIVE DAYS OF HOT TEMPERATURES IS EXPECTED IN THE PHILADELPHIA METROPOLITAN AREA. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF THE SUN AND CHECK UP ON RELATIVES AND NEIGHBORS. PLEASE MAKE SURE THAT YOUR PETS HAVE, AT A MINIMUM, ACCESS TO A SHADY AND WELL-VENTILATED PLACE AND PLENTY OF COOL WATER. THE MOST HUMANE THING TO DO IS TO BRING THEM INTO AN AIR CONDITIONED ENVIRONMENT. FINALLY, NEVER LEAVE ANY PERSON OR ANIMAL UNATTENDED IN A VEHICLE FOR ANY LENGTH OF TIME. THE POTENTIAL EXISTS FOR ANOTHER HOT HUMID DAY ON THURSDAY AS A COLD FRONT BEGINS TO APPROACH FROM THE NORTHWEST. AS A RESULT, A HEAT WATCH HAS BEEN ISSUED FOR THURSDAY FOR HIGHLY URBANIZED AREAS. $$ PAZ067-270430- /O.UPG.KPHI.EH.A.0001.070627T1600Z-070627T2300Z/ /O.NEW.KPHI.EH.W.0001.070627T1600Z-070627T2300Z/ /O.NEW.KPHI.EH.A.0002.070628T1600Z-070628T2300Z/ CHESTER- INCLUDING THE CITY OF...WEST CHESTER 426 PM EDT TUE JUN 26 2007 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 12 PM TO 7 PM EDT WEDNESDAY... ...EXCESSIVE HEAT WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED AN EXCESSIVE HEAT WARNING...WHICH IS IN EFFECT FROM 12 PM TO 7 PM EDT WEDNESDAY. AN EXCESSIVE HEAT WATCH HAS ALSO BEEN ISSUED. THIS EXCESSIVE HEAT WATCH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING. TEMPERATURES ROSE INTO THE LOWER 90S THIS AFTERNOON IN THE PHILADELPHIA METROPOLITAN AREA, WITH HEAT INDEX VALUES IN THE MID 90S. TEMPERATURES WILL FALL BACK INTO THE 80S BY SUNSET. THE TEMPERATURE TOMORROW AGAIN IS EXPECTED TO CLIMB INTO THE LOW TO MID 90S IN HIGHLY URBANIZED AREAS. THE HEAT COMBINED WITH AFTERNOON DEW POINTS IN THE UPPER 60S WILL RESULT IN HEAT INDICES IN THE UPPER 90S. A HEAT WARNING FOR THE HIGHLY URBANIZED AREAS MEANS THAT A PERIOD OF CONSECUTIVE DAYS OF HOT TEMPERATURES IS EXPECTED IN THE PHILADELPHIA METROPOLITAN AREA. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF THE SUN AND CHECK UP ON RELATIVES AND NEIGHBORS. PLEASE MAKE SURE THAT YOUR PETS HAVE, AT A MINIMUM, ACCESS TO A SHADY AND WELL-VENTILATED PLACE AND PLENTY OF COOL WATER. THE MOST HUMANE THING TO DO IS TO BRING THEM INTO AN AIR CONDITIONED ENVIRONMENT. FINALLY, NEVER LEAVE ANY PERSON OR ANIMAL UNATTENDED IN A VEHICLE FOR ANY LENGTH OF TIME. THE POTENTIAL EXISTS FOR ANOTHER HOT HUMID DAY ON THURSDAY AS A COLD FRONT BEGINS TO APPROACH FROM THE NORTHWEST. AS A RESULT, A HEAT WATCH HAS BEEN ISSUED FOR THURSDAY FOR HIGHLY URBANIZED AREAS. $$ DELISI/IOVINO
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 5:03 AM EDT | Excessive Heat Watch | PHI | New Castle | 11 hr |
| Jun 26, 4:26 PM EDT | Excessive Heat Watch | PHI | New Castle | 12 hr |
| Jun 26, 4:26 PM EDT | Excessive Heat Warning | PHI | New Castle | 27 hr |
Nearby
Heat Advisories in New Jersey, 2007Heat Advisories in Pennsylvania, 2007Heat Advisories in Delaware, 2007Every heat advisory in 2007
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.