Alert archive / New Jersey / Excessive Heat Warnings in 2008
Excessive Heat Warning 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this excessive heat warning at Jul 17, 2008, 4:09 PM EDT for 4 counties in New Jersey; Delaware County, Philadelphia County, Pennsylvania; New Castle County, Delaware. It took effect at Jul 18, 2008, 12:00 PM EDT. It was in force for 56 hr. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 17, 2008, 4:09 PM EDT (20:09 UTC)
- In effect from
- Jul 18, 2008, 12:00 PM EDT
- Expired
- Jul 20, 2008, 8:00 PM EDT
- In force
- 56 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 radar
The Philadelphia radar (KDIX), 59 km from the middle of the area, began a volume at 20:10 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 18, 4:55 PM EDT | TSTM WND DMG | Willingboro, NJ | TREES AND WIRES KNOCKED DOWN IN WILLINGBORO. |
| Jul 18, 4:55 PM EDT | HAIL 0.75 | 5 W Jacksonville, NJ | PENNY SIZE HAIL IN BURLINGTON TOWNSHIP. |
| Jul 18, 5:00 PM EDT | TSTM WND DMG | Beverly, NJ | A TREE WAS KNOCKED DOWN ONTO THE TRACKS OF THE NJ TRANSIT RIVERLINE JUST NORTH OF THE BEVERLY/EDGEWATER PARK STATION, WITH THE TRAINS STOPPED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.2 hours before the alert went out and 98 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
- 85 J/kg
- Mixed-layer CIN
- -135 J/kg
- Mixed-layer LCL
- 1547 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -34 m²/s²
- 0-3 km storm-relative helicity
- -48 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 172009 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 409 PM EDT THU JUL 17 2008 DEZ001-NJZ015-017>019-PAZ067>071-181000- /O.NEW.KPHI.EH.W.0002.080718T1600Z-080720T0000Z/ /O.EXT.KPHI.EH.A.0002.080720T0000Z-080720T2300Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...WEST CHESTER... NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 409 PM EDT THU JUL 17 2008 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 12 PM FRIDAY TO 8 PM EDT SATURDAY... ...EXCESSIVE HEAT WATCH NOW IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY EVENING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED AN EXCESSIVE HEAT WARNING, WHICH IS IN EFFECT FROM 12 PM FRIDAY TO 8 PM EDT SATURDAY. THE EXCESSIVE HEAT WATCH IS NOW IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY EVENING. ALTHOUGH TEMPERATURES ARE IN THE LOWER TO MID 90S THIS AFTERNOON, THE WEST WINDS WE ARE EXPERIENCING ARE KEEPING HUMIDITY LEVELS LOW. THIS IN TURN HAS KEPT THE HEAT INDICES AT OR EVEN BELOW ACTUAL AIR TEMPERATURES. AS WINDS BECOME MORE SOUTHERLY TONIGHT AND THEN PERSIST THROUGH THE WEEKEND, AN INCREASE IN BOTH TEMPERATURE AND HUMIDITY IS EXPECTED. BOTH TOMORROW AND SATURDAY ARE FORECAST TO BE THE HOTTEST DAYS OF THIS HEAT WAVE FEATURING HIGHS IN THE MID 90S AND HEAT INDICES AROUND 100 DEGREES. THE HEAT AND HUMIDITY WILL CONTINUE ON SUNDAY AND PERHAPS INTO EARLY NEXT WEEK AS WELL, ALTHOUGH THE AIR TEMPERATURES COULD DROP A LITTLE BIT EACH DAY. EITHER WAY, THE COMBINATION OF THE HEAT, HUMIDITY AND THEIR CUMULATIVE EFFECTS OVER SEVERAL DAYS HAS RESULTED IN THE EXCESSIVE HEAT WARNING THROUGH SATURDAY EVENING AND THE CONTINUATION OF THE WATCH THROUGH SUNDAY EVENING. IN ADDITION TO THE HEAT OF THE DAY, LOW TEMPERATURES AT NIGHT MAY NOT COOL BELOW THE LOWER AND MID 70S, ESPECIALLY IN THE HIGHLY URBANIZED AREAS. AN EXCESSIVE HEAT WARNING 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 ENVIRONMENT AND OUT OF THE SUNSHINE AND CHECK UP ON RELATIVES AND NEIGHBORS. THE VERY YOUNG, THE ELDERLY, AND THE INFIRM ARE MOST SUSCEPTIBLE TO HEAT-RELATED ILLNESSES. LASTLY, MAKE SURE PETS HAVE SHADE AND WATER AS THEY TOO ARE AFFECTED BY THE HEAT. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLET FOR THE LATEST WEATHER INFORMATION. $$ KRUZDLO
6 follow-up statements
000 WWUS71 KPHI 180745 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 345 AM EDT FRI JUL 18 2008 DEZ001-NJZ015-017>019-PAZ067>071-182100- /O.CON.KPHI.EH.W.0002.080718T1600Z-080720T0000Z/ /O.CON.KPHI.EH.A.0002.080720T0000Z-080720T2300Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...WEST CHESTER... NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 345 AM EDT FRI JUL 18 2008 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT SATURDAY... ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY EVENING... AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT SATURDAY. AN EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY EVENING. HIGH TEMPERATURES WERE CLOSE TO 90 TUESDAY. TEMPERATURES TOPPED OUT IN THE LOWER 90S WEDNESDAY AND IN THE LOWER AND MID 90S THURSDAY, ALTHOUGH THE HUMIDITY WAS ONLY MODERATE EACH DAY. WITH SOUTHWEST WINDS BRINGING IN MORE HUMIDITY TODAY, AND TEMPERATURES CLIMBING TO THE MID 90S IN THE URBAN AREAS, CONDITIONS WILL BE EVEN MORE UNCOMFORTABLE TODAY AND SATURDAY. SOME SPOTS MAY REACH THE UPPER 90S THIS AFTERNOON, BUT THAT IS EVEN MORE LIKELY SATURDAY. TODAY AND SATURDAY ARE FORECAST TO BE THE HOTTEST DAYS OF THIS HEAT WAVE. HEAT INDICES ARE EXPECTED TO REACH NEAR 100 DEGREES BOTH DAYS. THE HEAT AND HUMIDITY WILL CONTINUE TO SOME DEGREE SUNDAY, AND PERHAPS INTO EARLY NEXT WEEK AS WELL, ALTHOUGH TEMPERATURES MAY DROP A LITTLE BIT WITH THE PROXIMITY OF A FRONT WHICH COULD PRODUCE MORE CLOUDS AND SCATTERED THUNDERSTORMS. THE COMBINATION OF THE HEAT AND HUMIDITY AND THEIR CUMULATIVE EFFECTS OVER SEVERAL DAYS HAS RESULTED IN THE EXCESSIVE HEAT WARNING THROUGH SATURDAY EVENING, AND THE CONTINUATION OF THE EXCESSIVE HEAT WATCH THROUGH SUNDAY EVENING AS LESS CERTAINTY EXISTS ABOUT TEMPERATURES SUNDAY. IN ADDITION TO THE HEAT OF THE DAY, LOW TEMPERATURES AT NIGHT ARE NOT EXPECTED TO DROP BELOW THE LOWER AND MID 70S IN THE URBAN AREAS, WHICH WORSENS THE EFFECTS OF THE PERSISTENT HEAT AND HUMIDITY. AN EXCESSIVE HEAT WARNING 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 ENVIRONMENT AND OUT OF THE SUNSHINE, AND CHECK UP ON RELATIVES AND NEIGHBORS. THE VERY YOUNG...THE ELDERLY...AND THE INFIRM ARE MOST SUSCEPTIBLE TO HEAT-RELATED ILLNESSES. MAKE SURE PETS AND LIVESTOCK HAVE PLENTY OF SHADE AND WATER. FOR THOSE RESIDENTS OF URBAN AREAS WHERE TEMPERATURES ARE HIGHEST, MAKE SURE YOUR DWELLING IS WELL VENTILATED. AND NEVER LEAVE ANY PERSON OR ANIMAL IN A CLOSED VEHICLE FOR ANY LENGTH OF TIME. STAY TUNED TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLET FOR THE LATEST WEATHER INFORMATION. $$
000 WWUS71 KPHI 181930 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 330 PM EDT FRI JUL 18 2008 DEZ001-NJZ015-017>019-PAZ067>071-191000- /O.CON.KPHI.EH.W.0002.000000T0000Z-080720T0000Z/ /O.CON.KPHI.EH.A.0002.080720T0000Z-080720T2300Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...WEST CHESTER... NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 330 PM EDT FRI JUL 18 2008 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT SATURDAY... ...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY EVENING... THE NATIONAL WEATHER SERVICE HAS CONTINUED THE EXCESSIVE HEAT WARNING UNTIL 800 PM ON SATURDAY. ALSO, AN EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY EVENING. HIGH TEMPERATURES WERE CLOSE TO 90 DEGREES ON TUESDAY. TEMPERATURES REACHED THE LOWER 90S ON WEDNESDAY, AND THE LOWER AND MIDDLE 90S ON THURSDAY. HOWEVER, THE HUMIDITY LEVELS WERE RELATIVELY LOW EACH DAY. A SOUTHWEST WIND BROUGHT AN INCREASE IN HUMIDITY TODAY AS TEMPERATURES CLIMBED INTO THE MIDDLE 90S THROUGHOUT MUCH OF THE PHILADELPHIA METROPOLITAN AREA. HEAT INDEX VALUES REACHED 100 AT A NUMBER OF LOCATIONS. THE SAME IS EXPECTED FOR SATURDAY AFTERNOON. MEANWHILE, LITTLE RELIEF IS ANTICIPATED FOR TONIGHT, AS TEMPERATURES DROP ONLY INTO THE 70S. AS A RESULT, THE NATIONAL WEATHER SERVICE HAS CONTINUED THE EXCESSIVE HEAT WARNING UNTIL 800 PM ON SATURDAY. THE EXCESSIVE HEAT MAY CONTINUE INTO SUNDAY. HOWEVER, AN INCREASE IN CLOUD COVER COULD KEEP TEMPERATURES FROM REACHING THE MIDDLE 90S AGAIN, AND HEAT INDEX VALUES MAY REMAIN BELOW 100. DUE TO THE UNCERTAINTY SURROUNDING SUNDAYS FORECAST TEMPERATURES, THE NATIONAL WEATHER SERVICE HAS MAINTAINED AN EXCESSIVE HEAT WATCH FOR SATURDAY NIGHT AND SUNDAY. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF HOT WEATHER IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESS IS POSSIBLE. DRINK PLENTY OF FLUIDS, STAY IN AN AIR CONDITIONED ENVIRONMENT AND OUT OF THE SUNSHINE, AND CHECK ON ELDERLY RELATIVES AND NEIGHBORS. THE VERY YOUNG, THE ELDERLY, AND THE INFIRM ARE MOST SUSCEPTIBLE TO HEAT RELATED ILLNESS. MAKE SURE PETS AND LIVESTOCK HAVE PLENTY OF SHADE AND WATER. FOR THOSE RESIDENTS IN URBAN AREAS WHERE TEMPERATURES ARE THE HIGHEST, MAKE SURE YOUR DWELLING IS WELL VENTILATED. DURING THE HOT WEATHER, NEVER LEAVE A PERSON OR ANIMAL IN A CLOSED VEHICLE FOR ANY LENGTH OF TIME. $$ IOVINO
000 WWUS71 KPHI 190828 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 428 AM EDT SAT JUL 19 2008 DEZ001-NJZ015-017>019-PAZ067>071-192100- /O.EXT.KPHI.EH.A.0002.080720T0000Z-080721T2300Z/ /O.CON.KPHI.EH.W.0002.000000T0000Z-080720T0000Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...WEST CHESTER... NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 428 AM EDT SAT JUL 19 2008 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...EXCESSIVE HEAT WATCH NOW IN EFFECT FROM THIS EVENING THROUGH MONDAY EVENING... THE EXCESSIVE HEAT WATCH IS NOW IN EFFECT FROM THIS EVENING THROUGH MONDAY EVENING. AN EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING. THE STRING OF 90-DEGREE-PLUS DAYS WILL CONTINUE THROUGH TODAY...AND MAY WELL CONTINUE THROUGH MONDAY. YESTERDAY WAS THE HOTTEST DAY SO FAR WITH MAXIMUM TEMPERATURES IN THE MIDDLE 90S... AND TODAY WILL BE JUST AS HOT. DEW POINTS ARE EXPECTED TO REMAIN IN THE 60S...WHICH WILL KEEP RELATIVE HUMIDITY LEVELS FROM BEING TOO HIGH...BUT HEAT INDICES IN THE URBANIZED AREAS OF THE DELAWARE VALLEY ARE EXPECTED TO CLIMB TO AROUND 100 THIS AFTERNOON. LATEST GUIDANCE SUGGESTS THAT THE EXCESSIVE HEAT MAY CONTINUE INTO MONDAY. AN INCREASE IN CLOUD COVER CONCEIVABLY COULD KEEP TEMPERATURES FROM REACHING THE MIDDLE 90S AGAIN...BUT HIGHER DEW POINTS MIGHT DEVELOP AND CAUSE AFTERNOON HEAT INDICES TO AGAIN REACH NEAR 100. MOREOVER...THE EXTENDED STRING OF 90-DEGREE-PLUS DAYS LIKELY WILL BEGIN TO TAKE ITS TOLL. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF HOT WEATHER IS OCCURRING. HEAT ILLNESS IS POSSIBLE...ESPECIALLY AMONG THE ELDERLY...THE VERY YOUNG AND THE INFIRM. DRINK PLENTY OF FLUIDS...STAY IN AN AIR CONDITIONED ENVIRONMENT AND OUT OF THE SUNSHINE...AND CHECK ON ELDERLY AND INFIRM RELATIVES AND NEIGHBORS. MAKE SURE PETS AND LIVESTOCK HAVE PLENTY OF SHADE AND COOL WATER. REGARDING PETS...THE MOST HUMANE THING TO DO IS TO BRING THEM INDOORS. FOR THOSE RESIDENTS IN URBAN AREAS WHERE TEMPERATURES ARE THE HIGHEST... MAKE SURE YOUR DWELLING IS WELL VENTILATED. DURING THE HOT WEATHER...NEVER LEAVE A PERSON OR ANIMAL IN A CLOSED VEHICLE FOR ANY LENGTH OF TIME. $$ IOVINO/DELISI
000 WWUS71 KPHI 191950 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 350 PM EDT SAT JUL 19 2008 DEZ001-NJZ015-017>019-PAZ067>071-201100- /O.UPG.KPHI.EH.A.0002.080720T0000Z-080721T2300Z/ /O.EXT.KPHI.EH.W.0002.000000T0000Z-080721T0000Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...WEST CHESTER... NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 350 PM EDT SAT JUL 19 2008 ...EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 8 PM EDT SUNDAY... THE EXCESSIVE HEAT WARNING IS NOW IN EFFECT UNTIL 8 PM EDT SUNDAY. THE EXCESSIVE HEAT WATCH IS NO LONGER IN EFFECT. TODAY IS ANOTHER HOT DAY, AND TONIGHT WILL BE NO DIFFERENT. TEMPERATURES ACROSS THE REGION ARE IN THE MID 90S BUT A FRESH SOUTHWEST TO WEST WIND IS PROVIDING ENOUGH VENTILATION, AND BRINING IN DRY AIR TO OFFSET THE HIGH TEMPERATURES. AS A RESULT, THE HUMIDITY HAS BEEN KEPT LOWER AND NOT AS OPPRESSIVE AS FRIDAY. THE VISIBILITY ACROSS THE REGION IS VERY GOOD WHICH IS A SURE SIGN OF VENTILATION, AND CLEANER AIR OVERHEAD TODAY THAN ON FRIDAY. HOWEVER, THE EXCESSIVE HEAT WARNING WILL CONTINUE OVERNIGHT THROUGH SUNDAY EVENING. THE TEMPERATURES WILL BE IN THE MID 70S OVERNIGHT AND WITH LESS VENTILATION FROM THE WIND, WILL MAKE THE NIGHTTIME AIR FEEL CLOSE. THE TEMPERATURES ON SUNDAY WILL BE A DEGREE OR TWO HIGHER, BUT A NOTICEABLE INCREASE IN THE HUMIDITY WILL OCCUR. HEAT INDICES WILL BE NEAR 100 DEGREES. SUNDAY EVENING WILL BRING AN END TO THE EXCESSIVE HEAT, BUT TEMPERATURES ARE STILL GOING TO GET TO THE LOWER 90S WITH A HEAT INDEX IN THE MID 90S ON MONDAY. TUESDAYS HIGH WILL BE NEAR 90 DEGREES. TEMPERATURES WILL BE LOWERING A FEW DEGREES, OR INTO THE MID 80S BY WEDNESDAY INTO FRIDAY. MAKE SURE PETS AND LIVESTOCK HAVE PLENTY OF SHADE AND COOL WATER. REGARDING PETS...THE MOST HUMANE THING TO DO IS TO BRING THEM INDOORS. FOR THOSE RESIDENTS IN URBAN AREAS WHERE TEMPERATURES ARE THE HIGHEST... MAKE SURE YOUR DWELLING IS WELL VENTILATED. DURING THE HOT WEATHER...NEVER LEAVE A PERSON OR ANIMAL IN A CLOSED VEHICLE FOR ANY LENGTH OF TIME. AN EXCESSIVE HEAT WARNING MEANS THAT A CONTINUED PERIOD OF DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND NEIGHBORS. $$ EBERWINE/IOVINO
000 WWUS71 KPHI 200829 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 429 AM EDT SUN JUL 20 2008 DEZ001-NJZ015-017>019-PAZ067>071-210000- /O.CON.KPHI.EH.W.0002.000000T0000Z-080721T0000Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...WEST CHESTER... NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 429 AM EDT SUN JUL 20 2008 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... DEPENDING ON WHERE IN THE WARNING AREA YOU LIVE...TODAY WILL EITHER BE THE FIFTH OR SIXTH CONSECUTIVE DAY WITH MAXIMUM TEMPERATURES REACHING OR EXCEEDING 90 DEGREES. DEW POINTS DURING THE LATE MORNING AND AFTERNOON ARE EXPECTED TO DROP FROM THE EARLY MORNING VALUES IN THE LOWER 70S...BUT HEAT INDICES IN THE URBANIZED AREAS OF THE DELAWARE VALLEY STILL ARE EXPECTED TO CLIMB TO AROUND 100 THIS AFTERNOON. THERE MAY BE SOME MODEST RELIEF FROM THE HEAT ON MONDAY...ALTHOUGH THE STRING OF 90-DEGREE-PLUS DAYS LIKELY WILL CONTINUE INTO THE BEGINNING OF NEXT WEEK. AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF HOT WEATHER IS OCCURRING. HEAT ILLNESS IS POSSIBLE...ESPECIALLY AMONG THE ELDERLY...THE VERY YOUNG AND THE INFIRM. DRINK PLENTY OF FLUIDS...STAY IN AN AIR CONDITIONED ENVIRONMENT AND OUT OF THE SUNSHINE...AND CHECK ON ELDERLY AND INFIRM RELATIVES AND NEIGHBORS. MAKE SURE PETS AND LIVESTOCK HAVE PLENTY OF SHADE AND COOL WATER. REGARDING PETS...THE MOST HUMANE THING TO DO IS TO BRING THEM INDOORS. DURING THE HOT WEATHER...NEVER LEAVE A PERSON OR ANIMAL IN A CLOSED VEHICLE FOR ANY LENGTH OF TIME. $$ MPD
000 WWUS71 KPHI 202359 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 759 PM EDT SUN JUL 20 2008 DEZ001-NJZ015-017>019-PAZ067>071-210100- /O.EXP.KPHI.EH.W.0002.000000T0000Z-080721T0000Z/ NEW CASTLE-MERCER-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...TRENTON...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...WEST CHESTER... NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 759 PM EDT SUN JUL 20 2008 ...EXCESSIVE HEAT WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING... THE EXCESSIVE HEAT WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING. AS TEMPERATURES CONTINUE TO LOWER TONIGHT, THE HEAT INDICES WILL FOLLOW. HOWEVER, IT WILL STILL BE RATHER WARM AND HUMID PARTICULARLY IN THE HIGHLY URBANIZED AREAS. EVEN THOUGH THIS EXTENDED HEAT WAVE WILL CONTINUE THROUGH EARLY THIS WEEK ACROSS A GOOD PART OF THE AREA, THE DEW POINTS SHOULD LOWER SOME ON MONDAY AFTERNOON NOT ALLOWING FOR EXCESSIVE HEAT INDICES. THEREFORE, THE EXCESSIVE HEAT WARNING HAS BEEN ALLOWED TO EXPIRE. HOWEVER, IT IS STILL ADVISED TO USE EXTRA CAUTION AS IT WILL STILL BE HOT ACROSS THE REGION OVER THE NEXT FEW DAYS. $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 2:05 PM EDT | Coastal Flood Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 6 hr |
| Jul 17, 4:31 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 59 min |
| Jul 17, 4:56 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 64 min |
| Jul 17, 5:13 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 62 min |
| Jul 17, 5:14 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe | 2 hr |
| Jul 17, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 67 min |
| Jul 17, 5:55 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery | 51 min |
Nearby
Excessive Heat Warnings in New Jersey, 2008Excessive Heat Warnings in Pennsylvania, 2008Excessive Heat Warnings in Delaware, 2008Every excessive heat warning in 2008
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.