Alert archive / Pennsylvania / Excessive Heat Warnings in 2016

Excessive Heat Warning 1, NWS Philadelphia/Mount Holly

July 6, 20165 counties in Pennsylvania; 4 counties in New Jersey; New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this excessive heat warning at Jul 6, 2016, 3:40 AM EDT for 5 counties in Pennsylvania; 4 counties in New Jersey; New Castle County, Delaware. It took effect at Jul 6, 2016, 11:00 AM EDT. It was in force for 55 hr. 2 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 6, 2016, 3:40 AM EDT (07:40 UTC)
In effect from
Jul 6, 2016, 11:00 AM EDT
Expired
Jul 8, 2016, 6:00 PM EDT
In force
55 hr
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 07:39 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

TimeReportWhereRemark
Jul 8, 5:30 PM EDTFLASH FLOODNew Hope, PASEVERAL ROADS FLOODED AND CLOSED. ROCKS AND DEBRIS WASHED INTO SOME STREETS.
Jul 8, 5:50 PM EDTFLASH FLOODWashington Crossing, PASEVERAL ROADS FLOODED AND CLOSED. ROCKS AND DEBRIS WASHED INTO SOME STREETS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 7.7 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.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 2016-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 161 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2016-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
161 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
1339 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

422 
WWUS71 KPHI 060740
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
340 AM EDT WED JUL 6 2016

DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-062100-
/O.UPG.KPHI.HT.Y.0001.160706T1500Z-160706T2200Z/
/O.NEW.KPHI.EH.W.0001.160706T1500Z-160708T2200Z/
/O.UPG.KPHI.EH.A.0001.160707T1500Z-160708T2200Z/
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...DOYLESTOWN
340 AM EDT WED JUL 6 2016

...EXCESSIVE HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6
PM EDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED AN
EXCESSIVE HEAT WARNING. IT IS IN EFFECT FROM 1100 AM THIS MORNING
UNTIL 600 PM FRIDAY. THE HEAT ADVISORY AND THE EXCESSIVE HEAT
WATCH ARE NO LONGER IN EFFECT.

* TEMPERATURES...HIGHS IN THE LOWER AND MIDDLE 90S TODAY...AND IN
  THE MIDDLE 90S ON THURSDAY AND FRIDAY. LOWS MAINLY IN THE 70S
  TONIGHT AND THURSDAY NIGHT.

* HEAT INDEX VALUES...AROUND 100 DURING THE AFTERNOON HOURS
  TODAY...THURSDAY AND FRIDAY.

* IMPACTS...THE HOT AND HUMID CONDITIONS MAY LEAD TO HEAT RELATED
  HEALTH ISSUES...ESPECIALLY AMONG THE ELDERLY AND THOSE ALREADY
  IN POOR HEALTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO THE EARLY MORNING OR
LATE EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING AND
DRINK PLENTY OF WATER.

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
HEAT SHOULD BE MOVED TO A COOL LOCATION. HEAT STROKE IS AN
EMERGENCY...CALL 9 1 1.

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL CREATE A HAZARDOUS SITUATION
IN WHICH HEAT RELATED ILLNESSES ARE LIKELY. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN AND
CHECK ON ELDERLY RELATIVES AND NEIGHBORS.

YOUNG CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN A
VEHICLE UNDER ANY CIRCUMSTANCE. THIS IS ESPECIALLY TRUE DURING HOT
WEATHER WHEN A CAR'S INTERIOR CAN REACH LETHAL TEMPERATURES IN A
MATTER OF MINUTES.

KEEP PETS IN A COOL ENVIRONMENT AND PROVIDE THEM WITH PLENTY OF
WATER.

&&

$$

IOVINO
6 follow-up statements
373 
WWUS71 KPHI 060955
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
555 AM EDT WED JUL 6 2016

DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-062300-
/O.CON.KPHI.EH.W.0001.160706T1500Z-160708T2200Z/
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...DOYLESTOWN
555 AM EDT WED JUL 6 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM THIS
MORNING TO 6 PM EDT FRIDAY...

* TEMPERATURES...HIGHS IN THE LOWER AND MIDDLE 90S TODAY...AND IN
  THE MIDDLE 90S ON THURSDAY AND FRIDAY. LOWS MAINLY IN THE 70S
  TONIGHT AND THURSDAY NIGHT.

* HEAT INDEX VALUES...AROUND 100 DURING THE AFTERNOON HOURS
  TODAY...THURSDAY AND FRIDAY.

* IMPACTS...THE HOT AND HUMID CONDITIONS MAY LEAD TO HEAT RELATED
  HEALTH ISSUES...ESPECIALLY AMONG THE ELDERLY AND THOSE ALREADY
  IN POOR HEALTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO THE EARLY MORNING OR
LATE EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING AND
DRINK PLENTY OF WATER.

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
HEAT SHOULD BE MOVED TO A COOL LOCATION. HEAT STROKE IS AN
EMERGENCY...CALL 9 1 1.

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL CREATE A HAZARDOUS SITUATION
IN WHICH HEAT RELATED ILLNESSES ARE LIKELY. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN AND
CHECK ON ELDERLY RELATIVES AND NEIGHBORS.

YOUNG CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN A
VEHICLE UNDER ANY CIRCUMSTANCE. THIS IS ESPECIALLY TRUE DURING HOT
WEATHER WHEN A CAR'S INTERIOR CAN REACH LETHAL TEMPERATURES IN A
MATTER OF MINUTES.

KEEP PETS IN A COOL ENVIRONMENT AND PROVIDE THEM WITH PLENTY OF
WATER.

&&

$$

IOVINO
247 
WWUS71 KPHI 061921
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
321 PM EDT WED JUL 6 2016


DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-070830-
/O.CON.KPHI.EH.W.0001.000000T0000Z-160708T2200Z/
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...DOYLESTOWN
321 PM EDT WED JUL 6 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 6 PM EDT
FRIDAY...

* TEMPERATURES...HIGHS IN THE MID 90S THURSDAY AND FRIDAY.
  TEMPERATURES EACH NIGHT ARE ONLY EXPECTED TO DROP INTO THE MID
  70S.

* HEAT INDEX VALUES...UP TO 102 DEGREES THURSDAY AND FRIDAY
  AFTERNOON.

* IMPACTS...THE HOT AND HUMID CONDITIONS MAY LEAD TO HEAT 
  RELATED HEALTH ISSUES...ESPECIALLY AMONG THE ELDERLY AND THOSE 
  ALREADY IN POOR HEALTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO THE EARLY MORNING
OR LATE EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION
AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING AND
DRINK PLENTY OF WATER.

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
HEAT SHOULD BE MOVED TO A COOL LOCATION. HEAT STROKE IS AN
EMERGENCY...CALL 9 1 1.

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL CREATE A HAZARDOUS SITUATION
IN WHICH HEAT RELATED ILLNESSES ARE LIKELY. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN
AND CHECK ON ELDERLY RELATIVES AND NEIGHBORS.

YOUNG CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN A
VEHICLE UNDER ANY CIRCUMSTANCE. THIS IS ESPECIALLY TRUE DURING
HOT WEATHER WHEN A CAR'S INTERIOR CAN REACH LETHAL TEMPERATURES
IN A MATTER OF MINUTES.

KEEP PETS IN A COOL ENVIRONMENT AND PROVIDE THEM WITH PLENTY OF
WATER.

&&

$$

JOHNSON
910 
WWUS71 KPHI 070732
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
332 AM EDT THU JUL 7 2016

DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-072100-
/O.CON.KPHI.EH.W.0001.000000T0000Z-160708T2200Z/
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...DOYLESTOWN
332 AM EDT THU JUL 7 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 6 PM EDT
FRIDAY...

* TEMPERATURES...HIGHS NEAR 95 DEGREES TODAY AND AGAIN FRIDAY.
  TEMPERATURES TONIGHT DROP INTO THE 70S.

* HEAT INDEX VALUES...AROUND 100 DEGREES THIS AFTERNOON AND AGAIN
  FRIDAY AFTERNOON.

* IMPACTS...HOT AND HUMID CONDITIONS WILL INCREASE THE RISK FOR
  HEAT RELATED HEALTH ISSUES, ESPECIALLY FOR THE ELDERLY, THOSE
  WITH CHRONIC HEALTH PROBLEMS SUCH AS LUNG AND HEART DISEASE,
  THOSE WORKING OUTDOORS, AND OTHER HEAT SENSITIVE GROUPS OF
  PEOPLE. THE HOT CONDITIONS ARE ENHANCED IN URBANIZED CENTERS,
  SUCH AS CENTER CITY PHILADELPHIA, DUE TO NUMEROUS BUILDINGS,
  CONCRETE AND PAVEMENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO THE EARLY MORNING OR
LATE EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING AND
DRINK PLENTY OF WATER.

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
HEAT SHOULD BE MOVED TO A COOL LOCATION. HEAT STROKE IS AN
EMERGENCY...CALL 9 1 1.

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL CREATE A HAZARDOUS SITUATION
IN WHICH HEAT RELATED ILLNESSES ARE LIKELY. DRINK PLENTY OF
FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF THE SUN AND
CHECK ON ELDERLY RELATIVES AND NEIGHBORS.

YOUNG CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN A
VEHICLE UNDER ANY CIRCUMSTANCE. THIS IS ESPECIALLY TRUE DURING
HOT WEATHER WHEN A CAR'S INTERIOR CAN REACH LETHAL TEMPERATURES
IN A MATTER OF MINUTES.

KEEP PETS IN A COOL ENVIRONMENT AND PROVIDE THEM WITH PLENTY OF
WATER.

&&

$$

GORSE/IOVINO
897 
WWUS71 KPHI 071935
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
335 PM EDT THU JUL 7 2016


DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-080845-
/O.CON.KPHI.EH.W.0001.000000T0000Z-160708T2200Z/
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...DOYLESTOWN
335 PM EDT THU JUL 7 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 6 PM EDT
FRIDAY...

* TEMPERATURES...HIGHS NEAR 95 DEGREES FRIDAY. TEMPERATURES
  TONIGHT DROP INTO THE 70S.

* HEAT INDEX VALUES...UP TO 101 DEGREES FRIDAY AFTERNOON.

* IMPACTS...HOT AND HUMID CONDITIONS WILL INCREASE THE RISK FOR
  HEAT RELATED HEALTH ISSUES...ESPECIALLY FOR THE ELDERLY...THOSE
  WITH CHRONIC HEALTH PROBLEMS SUCH AS LUNG AND HEART
  DISEASE...THOSE WORKING OUTDOORS... AND OTHER HEAT SENSITIVE
  GROUPS OF PEOPLE. THE HOT CONDITIONS ARE ENHANCED IN URBANIZED
  CENTERS...SUCH AS CENTER CITY PHILADELPHIA...DUE TO NUMEROUS
  BUILDINGS...CONCRETE AND PAVEMENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO THE EARLY MORNING
OR LATE EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION
AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING AND
DRINK PLENTY OF WATER.

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
HEAT SHOULD BE MOVED TO A COOL LOCATION. HEAT STROKE IS AN
EMERGENCY...CALL 9 1 1.

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL CREATE A HAZARDOUS SITUATION
IN WHICH HEAT RELATED ILLNESSES ARE LIKELY. DRINK PLENTY OF
FLUIDS... STAY IN AN AIR-CONDITIONED ROOM... STAY OUT OF THE SUN
AND CHECK ON ELDERLY RELATIVES AND NEIGHBORS.

YOUNG CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN A
VEHICLE UNDER ANY CIRCUMSTANCE. THIS IS ESPECIALLY TRUE DURING
HOT WEATHER WHEN A CAR'S INTERIOR CAN REACH LETHAL TEMPERATURES
IN A MATTER OF MINUTES.

KEEP PETS IN A COOL ENVIRONMENT AND PROVIDE THEM WITH PLENTY OF
WATER.

&&

$$

JOHNSON
030 
WWUS71 KPHI 080731
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
331 AM EDT FRI JUL 8 2016

DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-082200-
/O.CON.KPHI.EH.W.0001.000000T0000Z-160708T2200Z/
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...DOYLESTOWN
331 AM EDT FRI JUL 8 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS
EVENING...

* TEMPERATURES...HIGHS NEAR 95 DEGREES THIS AFTERNOON.

* HEAT INDEX VALUES...AROUND 100 DEGREES FOR A TIME THIS
  AFTERNOON, HOWEVER SOME SHOWERS AND THUNDERSTORMS BY LATE
  AFTERNOON SHOULD PROVIDE SOME LOCAL COOLING RELIEF.

* IMPACTS...HOT AND HUMID CONDITIONS WILL INCREASE THE RISK FOR
  HEAT RELATED HEALTH ISSUES...ESPECIALLY FOR THE ELDERLY...THOSE
  WITH CHRONIC HEALTH PROBLEMS SUCH AS LUNG AND HEART
  DISEASE...THOSE WORKING OUTDOORS...AND OTHER HEAT SENSITIVE
  GROUPS OF PEOPLE. THE HOT CONDITIONS ARE ENHANCED IN URBANIZED
  CENTERS...SUCH AS CENTER CITY PHILADELPHIA...DUE TO NUMEROUS
  BUILDINGS...CONCRETE AND PAVEMENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO THE EARLY MORNING
OR LATE EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION
AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING AND
DRINK PLENTY OF WATER.

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
HEAT SHOULD BE MOVED TO A COOL LOCATION. HEAT STROKE IS AN
EMERGENCY...CALL 9 1 1.

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL CREATE A HAZARDOUS SITUATION
IN WHICH HEAT RELATED ILLNESSES ARE LIKELY. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN
AND CHECK ON ELDERLY RELATIVES AND NEIGHBORS.

YOUNG CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN A
VEHICLE UNDER ANY CIRCUMSTANCE. THIS IS ESPECIALLY TRUE DURING
HOT WEATHER WHEN A CAR'S INTERIOR CAN REACH LETHAL TEMPERATURES
IN A MATTER OF MINUTES.

KEEP PETS IN A COOL ENVIRONMENT AND PROVIDE THEM WITH PLENTY OF
WATER.

&&

$$

GORSE
005 
WWUS71 KPHI 082205
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
605 PM EDT FRI JUL 8 2016

DEZ001-NJZ015-017>019-PAZ070-071-102-104-106-082315-
/O.EXP.KPHI.EH.W.0001.000000T0000Z-160708T2200Z/
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...DOYLESTOWN
605 PM EDT FRI JUL 8 2016

...EXCESSIVE HEAT WARNING EXPIRED AT 6 PM EDT THIS EVENING...

AT 6 PM...HEAT INDICES ARE STILL IN THE LOW TO MID 90S ACROSS
PORTIONS OF SOUTHEASTERN PENNSYLVANIA, SOUTHWESTERN NEW JERSEY
AND SOUTHERN DELAWARE WHERE THE RAIN-COOLED AIR FROM NEARBY
SHOWERS AND THUNDERSTORMS HAS YET TO ARRIVE.

ALTHOUGH THE HEAT WILL CONTINUE INTO SATURDAY IN THE CITY OF
PHILADELPHIA AND LOCATIONS TO THE SOUTH AND WEST IN SOUTHEASTERN
PENNSYLVANIA, SOUTHWESTERN NEW JERSEY AND DELMARVA, IT WILL NOT
QUITE BE AS INTENSE AS WE HAVE EXPERIENCED IN RECENT DAYS.
FORECAST HIGHS FOR SATURDAY AFTERNOON ARE IN THE LOWER 90S WITH
THE HEAT INDEX IN THE MID 90S.

$$
JRK

Nearby

Excessive Heat Warnings in Pennsylvania, 2016Excessive Heat Warnings in New Jersey, 2016Excessive Heat Warnings in Delaware, 2016Every excessive heat warning in 2016

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.