968  
FXUS61 KPHI 300836  
AFDPHI  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
436 AM EDT TUE JUN 30 2026  
   
WHAT HAS CHANGED
 
 
EXTREME HEAT WARNING ISSUED FOR ALL OF SOUTHEASTERN  
PENNSYLVANIA, NORTHERN DELAWARE, AND PORTIONS OF NEW JERSEY.  
 
CONFIDENCE CONTINUES TO INCREASE IN A PROLONGED PERIOD OF  
DANGEROUSLY HOT CONDITIONS BEGINNING WEDNESDAY AND INTO THE  
HOLIDAY WEEKEND.  
 

 
   
KEY MESSAGES
 
 
1. A WARMING TREND IN TEMPERATURES IS EXPECTED TO CONTINUE  
THROUGH TODAY. THERE IS SOME POTENTIAL FOR A FEW THUNDERSTORMS  
MAINLY ALONG AND NORTH OF I-78 THIS AFTERNOON AND EVENING. THERE  
IS ALSO POTENTIAL FOR ISOLATED THUNDERSTORMS ACROSS MUCH OF THE  
AREA ON WEDNESDAY.  
 
2. DANGEROUS HEAT AND HUMIDITY WILL BUILD OVER THE NORTHEAST  
AND MID ATLANTIC WEDNESDAY THROUGH SATURDAY. ALL TIME RECORD  
HIGH TEMPERATURES COULD BE CHALLENGED THURSDAY AND FRIDAY.  
 
3. THERE IS THE POTENTIAL FOR AFTERNOON AND EVENING  
THUNDERSTORMS STARTING ON FRIDAY AND LASTING INTO THE HOLIDAY  
WEEKEND.  
 

 
   
DISCUSSION
 
 
KEY MESSAGE 1...A WARMING TREND IN TEMPERATURES IS EXPECTED TO  
CONTINUE THROUGH TODAY. THERE IS SOME POTENTIAL FOR A FEW  
THUNDERSTORMS MAINLY ALONG AND NORTH OF I-78 THIS AFTERNOON AND  
EVENING. THERE IS ALSO POTENTIAL FOR ISOLATED THUNDERSTORMS  
ACROSS MUCH OF THE AREA ON WEDNESDAY.  
 
A STRENGTHENING RIDGE OF HIGH PRESSURE TO OUR WEST WILL RESULT  
IN A WARMING TREND IN TEMPERATURES LOCALLY THROUGH TODAY. HIGHS  
WILL BE MAINLY IN THE UPPER 80S TO LOW 90S THIS AFTERNOON. WITH  
A LACK OF LOW LEVEL MOISTURE RETURN LOCALLY UNTIL LATER TONIGHT,  
DEWPOINTS ARE ANTICIPATED TO MIX OUT IN THE AFTERNOON. SO  
ALTHOUGH IT'LL BE QUITE WARM, HUMIDITY WON'T BE TOO OPPRESSIVE  
UNTIL THE HEAT RAMPS UP ON WEDNESDAY. LOWS IN THE MID 60S TO LOW  
70S TONIGHT.  
 
FOR THIS AFTERNOON AND EVENING, WE COULD GET SOME MCS ACTIVITY  
COMING INTO OUR REGION OUT OF THE EASTERN GREAT LAKES AND  
SOUTHERN ONTARIO REGION AMID THE NORTHWESTERLY FLOW ALOFT.  
LATEST CAMS SUGGEST THIS MCS'S REMNANTS WILL STAY MAINLY NORTH  
OF OUR AREA ACROSS UPSTATE NEW YORK AND THE HUDSON VALLEY, BUT  
CAMS SOMETIMES TEND TO PLACE MCSS TOO FAR NORTH. WILL HAVE TO  
MONITOR THIS SYSTEM AS IT PROGRESSES SOUTH TODAY. GREATEST  
CHANCES OF ANY THUNDERSTORMS WILL BE FOCUSED MAINLY ALONG AND  
NORTH OF I-78 AFTER 2 PM THIS AFTERNOON THROUGH THE EVENING.  
SOME ADDITIONAL CONVECTION COULD DEVELOP LATER TONIGHT AS WELL.  
SPC'S MARGINAL RISK AREA IS CURRENTLY JUST TO OUR NORTH, SO  
WE'LL CONTINUE TO MONITOR THE POTENTIAL FOR ANY STORMS TO DRIFT  
SOUTH INTO OUR AREA. DAMAGING WINDS AND FREQUENT LIGHTNING  
WOULD BE THE MAIN THREAT WITH ANY THUNDERSTORMS TODAY THROUGH  
TONIGHT.  
 
FOR WEDNESDAY, INSTABILITY IS FORECAST TO BE HIGH (POTENTIALLY  
3000 J/KG OR GREATER) ACROSS THE AREA, ESPECIALLY ALONG AND  
NORTHWEST OF I-95 BY THE AFTERNOON HOURS. DUE TO THE STRONG  
SUBSIDENCE AND RIDGING BUILDING IN FROM THE WEST, THERE WILL  
ALSO BE A LOT OF MID LEVEL DRY AIR CONTRIBUTING TO HIGH DCAPE  
(1000-1500 J/KG). LATEST CAMS ARE HINTING AT POTENTIAL FOR SOME  
CONVECTIVE INITIATION WITHIN THIS ENVIRONMENT, DESPITE THE  
STRONG SUBSIDENCE. WHILE COVERAGE OF ANY THUNDERSTORMS WOULD BE  
VERY ISOLATED, ANY STORMS THAT DO FORM COULD BE CAPABLE OF  
PRODUCING STRONG MICROBURSTS WITH DAMAGING WINDS. SPC HAS  
HIGHLIGHTED OUR NORTHERN CWA IN A MARGINAL (LEVEL 1 OUT OF 5)  
RISK FOR SEVERE THUNDERSTORMS.  
 
KEY MESSAGE 2...DANGEROUS HEAT AND HUMIDITY WILL BUILD OVER THE  
NORTHEAST AND MID ATLANTIC WEDNESDAY THROUGH SATURDAY. ALL TIME  
RECORD HIGH TEMPERATURES COULD BE CHALLENGED THURSDAY AND  
FRIDAY.  
 
STRONG MID-LEVEL RIDGING IS DEVELOPING ACROSS THE MISSISSIPPI  
VALLEY, GREAT LAKES, AND OHIO VALLEYS EARLY THIS WEEK. RIDGING  
WILL THEN BUILD EASTWARD INTO THE NORTHEAST AND MID ATLANTIC BY  
WEDNESDAY AND PERSIST INTO THE HOLIDAY WEEKEND. A WEST TO  
SOUTHWEST FLOW ON WEDNESDAY WILL SHIFT MORE WEST TO NORTHWEST BY  
FRIDAY. THE RIDGE WILL FINALLY START TO BREAK AND RETREAT SOME  
STARTING SATURDAY INTO SUNDAY.  
 
HIGH TEMPERATURES WILL CLIMB INTO THE MID AND UPPER 90S ON  
WEDNESDAY, AND THEN FROM 100 TO 105 DEGREES ON THURSDAY AND  
FRIDAY. WITH A SOUTH TO SOUTHWEST FLOW ON WEDNESDAY, DEWPOINTS  
ARE LESS LIKELY TO MIX OUT SIGNIFICANTLY IN THE AFTERNOON.  
RESULTING HEAT INDICES ARE FORECAST TO RANGE MAINLY FROM AROUND  
100-105 DEGREES. BY THURSDAY AND ESPECIALLY FRIDAY, THE SHIFT TO  
A MORE WEST OR NORTHWEST FLOW WILL ALLOW FOR BETTER MIXING OUT  
OF DEWPOINTS DURING THE AFTERNOON, AND ALSO A COMPONENT OF  
DOWNSLOPING (ADIABATIC WARMING) FROM THE APPALACHIANS. THIS WILL  
SUPPORT TEMPERATURES CLIMBING ABOVE 100 DEGREES AS DEWPOINTS  
MIX OUT INTO THE MID 60S DURING THE AFTERNOON HOURS. RESULTING  
FORECAST HEAT INDICES ARE MOSTLY IN THE 105-110 DEGREE RANGE.  
THIS IS INDEED THE TYPE OF SYNOPTIC PATTERN THAT COULD CHALLENGE  
ALL TIME RECORD HIGH TEMPERATURES IN OUR REGION. SEE THE  
CLIMATE SECTION BELOW FOR MORE INFORMATION ON RECORD  
TEMPERATURES.  
 
TEMPERATURES WILL ABATE SOMEWHAT ON SATURDAY AS THE RIDGE  
BEGINS TO BREAK AND RETREAT TO THE SOUTHWEST. HOWEVER, HIGH  
TEMPERATURES WILL STILL BE IN THE MID 90S TO NEAR 100 DEGREES.  
THE PREVAILING FLOW DIRECTION WILL DICTATE HOW MUCH MIXING OUT  
OF DEWPOINTS OCCUR ON SATURDAY. CURRENTLY, WE HAVE UPPER 60S TO  
NEAR 70 DEGREE DEWPOINTS, WHICH RESULTS IN 100-105 DEGREE HEAT  
INDICES. HIGHS WILL REMAIN IN THE LOW TO MID 90S SUNDAY AND  
MONDAY AS WELL, WITH HEAT INDICES STILL IN THE MID 90S TO LOW  
100S. SO WE CERTAINLY COULD SEE HEAT RELATED IMPACTS CONTINUING  
BEYOND SATURDAY DESPITE A SLIGHT IMPROVEMENT IN TEMPERATURES.  
 
GIVEN THE INCREASING CONFIDENCE IN SIGNIFICANT IMPACTS FROM THE  
3 TO 4 DAY EXCESSIVE HEAT AND HUMIDITY WITH HEAT INDICES  
REACHING INTO THE 100-110 DEGREE RANGE EACH DAY, THE EXTREME  
HEAT WATCH WAS UPGRADED TO AND EXTREME HEAT WARNING FOR ALL OF  
SOUTHEASTERN PENNSYLVANIA, NORTHERN DELAWARE, AND PORTIONS OF  
NEW JERSEY. THIS INCLUDES ALL AREAS WHERE THE PREVIOUS WATCH WAS  
EFFECTIVE BEGINNING WEDNESDAY AFTERNOON THROUGH SATURDAY. WHILE  
HEAT INDICES MAY FALL SHY OF WARNING CRITERIA BY SATURDAY,  
IMPACTS WILL LIKELY BE WORSENED BY THE MULTIPLE DAYS OF HEAT AND  
BUSY OUTDOOR HOLIDAY FESTIVITIES.  
 
ELSEWHERE ACROSS FAR SOUTHERN NEW JERSEY, THE NEW JERSEY BARRIER  
ISLANDS, AND DELMARVA, THE EXTREME HEAT WATCH REMAINS IN  
EFFECT BEGINNING THURSDAY AFTERNOON THROUGH SATURDAY. WITHIN THE  
REMAINING WATCH AREA, HEAT INDICES UP TO 100 DEGREES ARE  
POSSIBLE ON WEDNESDAY, BUT THE MORE NOTABLE HEAT WON'T BEGIN  
UNTIL THURSDAY.  
 
THE MID-LEVEL RIDGE WILL BREAK AND RETROGRADE BACK TOWARDS THE  
SOUTH AND WEST BEGINNING SATURDAY, AND A MID-LEVEL TROUGH WILL  
TRY TO SLIDE DOWN INTO THE NORTHEAST. THIS PATTERN CHANGE WILL  
BEGIN TO FAVOR SLIGHTLY COOLER TEMPERATURES AND A BREAK IN THE  
EXTREME HEAT BY SUNDAY AND MONDAY, AS WELL AS THE POTENTIAL FOR  
SHOWERS AND THUNDERSTORMS FOR THE HOLIDAY WEEKEND (SEE KEY  
MESSAGE 3 BELOW).  
 
KEY MESSAGE 3...THERE IS THE POTENTIAL FOR AFTERNOON AND  
EVENING THUNDERSTORMS STARTING ON FRIDAY AND LASTING INTO THE  
HOLIDAY WEEKEND.  
 
THE MID-LEVEL RIDGE LOOKS TO BREAK DOWN AND RETROGRADE BACK TO  
THE SOUTH AND WEST STARTING ON FRIDAY, AND THIS WILL ALLOW MID-  
LEVEL TROUGHINESS TO DEVELOP OVER THE NORTHEAST. WITH SEVERAL  
SHORTWAVES RIDING OVER THE TOP OF THE RIDGE AND INTO THE LOCAL  
AREA, THIS MAY SUPPORT AFTERNOON AND EVENING SHOWERS AND  
THUNDERSTORMS STARTING ON FRIDAY, BUT THE BETTER CHANCES FOR  
CONVECTION ARRIVE ON SATURDAY AND SUNDAY. CURRENTLY, POPS ARE  
AROUND 20-30% ON FRIDAY AND 30-50% ON SATURDAY AND SUNDAY.  
 
WHILE DETAILS OF THIS ACTIVITY WON'T BECOME CLEAR UNTIL LATER  
THIS WEEK, IT IS IMPORTANT TO POINT OUT THAT ANY HOLIDAY WEEKEND  
FESTIVITIES COULD BE IMPACTED BY THUNDERSTORMS (IN ADDITION TO  
THE EXTREME HEAT). THE ENVIRONMENTAL SETUP WOULD BE FAVORABLE  
FOR STRONG TO SEVERE THUNDERSTORMS, IF ANY STORMS DO DEVELOP.  
WE'LL CONTINUE TO MONITOR THIS POTENTIAL.  
 

 
   
AVIATION /07Z TUESDAY THROUGH SATURDAY/
 
 
THE FOLLOWING DISCUSSION IS FOR KPHL, KPNE, KTTN, KABE, KRDG,  
KILG, KMIV, KACY AND SURROUNDING AREAS.  
 
THROUGH 12Z...THERE IS A LOW CHANCE OF PATCHY FOG DEVELOPING  
TONIGHT. DUE TO THE LOW CONFIDENCE AND PATCHY NATURE OF ANY FOG  
DEVELOPMENT, NO RESTRICTIONS WERE PUT IN THE TAFS. OTHERWISE,  
VFR. WINDS LESS THAN 5 KTS FAVORING A SOUTHERLY DIRECTION,  
LOCALLY CALM. LOW CONFIDENCE IN FOG, HIGH CONFIDENCE OTHERWISE.  
 
TODAY...VFR. WINDS SHIFTING SOUTH TO SOUTHWEST AND INCREASING  
TO NEAR 10 KTS WITH GUSTS UP TO 18 KTS AFTER 18Z. HIGH  
CONFIDENCE.  
 
TONIGHT...VFR. SOUTH TO SOUTHWEST WINDS REMAINING NEAR 5-10 KTS  
OVERNIGHT. HIGH CONFIDENCE.  
 
OUTLOOK...  
 
WEDNESDAY THROUGH FRIDAY...VFR. LOW CHANCE (20%) OF A  
THUNDERSTORM WEDNESDAY AND FRIDAY, OTHERWISE NO SIGNIFICANT  
WEATHER.  
 

 
   
MARINE
 
 
NO MARINE HAZARDS ARE FORECAST THROUGH MOST OF TODAY. HOWEVER,  
SOUTHERLY WINDS WILL INCREASING TO 15-20 KTS. WINDS AS HIGH AS  
25 KTS NORTH OF BARNEGAT LIGHT. SEAS INCREASING TO 2-3 FEET BY  
EVENING. WINDS AND SEAS DIMINISHING OVERNIGHT.  
 
A SMALL CRAFT ADVISORY WAS ISSUED BETWEEN 2 PM AND MIDNIGHT TO  
HIGHLIGHT THE POTENTIAL FOR WINDS UP TO 25 KTS LATER THIS  
AFTERNOON AND EVENING.  
 
OUTLOOK...  
 
WEDNESDAY THROUGH FRIDAY...THERE IS POTENTIAL FOR MARGINAL  
ADVISORY CRITERIA TO BE MET WITH WINDS INCREASING TO NEAR 20-25  
KTS WITH SEAS NEARING 5 FEET BOTH WEDNESDAY AND THURSDAY  
AFTERNOON AND EVENING, MAINLY NORTH OF ATLANTIC CITY.  
 
RIP CURRENTS...  
 
FOR TODAY, SOUTHERLY WINDS INCREASE TO 15 TO 25 MPH WITH  
BREAKING WAVES IN THE SURF ZONE AROUND 1-3 FEET. THERE WILL  
ALSO BE MULTIPLE SWELL GROUPS AND WE'LL ONLY BE ONE DAY REMOVED  
FROM TODAY'S FULL MOON. FOR THESE REASONS, WE'LL GO WITH A  
MODERATE RISK OF DANGEROUS RIP CURRENTS FOR COASTAL OCEAN COUNTY  
SOUTH THROUGH CAPE MAY COUNTY ALONG THE NJ SHORE. FOR COASTAL  
MONMOUTH COUNTY AND THE DELAWARE BEACHES WE'LL CONTINUE WITH A  
LOW RISK.  
 
FOR WEDNESDAY, SIMILAR CONDITIONS TO TODAY CAN BE EXPECTED, BUT  
WITH SLIGHTLY LARGER BREAKING WAVES. SO WE'LL CONTINUE TO GO  
WITH A MODERATE RISK OF DANGEROUS RIP CURRENTS FOR COASTAL OCEAN  
COUNTY SOUTH THROUGH CAPE MAY COUNTY ALONG THE NJ SHORE. AND  
FOR COASTAL MONMOUTH COUNTY AND THE DELAWARE BEACHES WE'LL  
CONTINUE WITH A LOW RISK.  
 
FOR SPECIFIC BEACH FORECASTS, VISIT WEATHER.GOV/BEACH/PHI  
 

 
   
CLIMATE
 
 
RECORD BREAKING HEAT IS FORECAST FROM WEDNESDAY THROUGH  
SATURDAY. TEMPERATURE RECORDS FOR OUR CLIMATE SITES ARE LISTED  
BELOW:  
 
ALL TIME RECORD HIGH TEMPERATURES  
 
SITE RECORD / DATE  
ALLENTOWN (ABE) 105 / JULY 3, 1966  
AC AIRPORT (ACY) 106 / JUNE 28, 1969  
AC MARINA (55N) 104 / AUGUST 7, 1918  
GEORGETOWN (GED) 104 / JULY 22 & 23, 2011  
MOUNT POCONO (MPO) 103 / JULY 3, 1911  
PHILADELPHIA (PHL) 106 / AUGUST 7, 1918  
READING (RDG) 106 / JULY 22, 2011  
TRENTON (TTN) 106 / JULY 9, 1936 & JULY 22, 2011  
WILMINGTON (ILG) 107 / AUGUST 7, 1918  
 
ALL TIME RECORD WARMEST LOW TEMPERATURES  
 
SITE RECORD / DATE  
ALLENTOWN (ABE) 79 / JULY 15, 1995  
AC AIRPORT (ACY) 84 / JULY 23, 2011  
AC MARINA (55N) 82 / JULY 21, 2019  
GEORGETOWN (GED) 84 / JULY 23, 2011  
MOUNT POCONO (MPO) 76 / JULY 12, 1952  
PHILADELPHIA (PHL) 83 / JULY 24, 2010 & JULY 23, 2011  
READING (RDG) 81 / AUGUST 7, 1918  
TRENTON (TTN) 84 / AUGUST 11, 1895  
WILMINGTON (ILG) 84 / AUGUST 7, 1918  
 
RECORD NUMBER OF CONSECUTIVE 100+ DEGREE DAYS  
 
SITE RECORD / DATE  
ALLENTOWN (ABE) 3 DAYS / JULY 9-11, 1936 & JULY 2-4, 1966  
AC AIRPORT (ACY) 3 DAYS / JULY 2-4, 1966 & JULY 22-24, 2011  
AC MARINA (55N) 1 DAY / OCCURRED MULTIPLE TIMES  
GEORGETOWN (GED) 2 DAYS / MOST RECENT JUNE 24-25, 2025  
MOUNT POCONO (MPO) 1 DAY / JULY 3, 1911  
PHILADELPHIA (PHL) 3 DAYS / JULY 2-4, 1966 & JULY 8-10, 1993  
READING (RDG) 3 DAYS / MOST RECENT JULY 21-23, 2011  
TRENTON (TTN) 3 DAYS / MOST RECENT JULY 21-23, 2011  
WILMINGTON (ILG) 3 DAYS / MOST RECENT JULY 9-11, 1936  
 
RECORD HIGH TEMPERATURES  
JULY 1  
SITE RECORD / YEAR  
ALLENTOWN (ABE) 98 / 2018  
AC AIRPORT (ACY) 99 / 1968  
AC MARINA (55N) 98 / 1968  
GEORGETOWN (GED) 99 / 2012  
MOUNT POCONO (MPO) 88 / 1963, 1964, 1968, & 2018  
PHILADELPHIA (PHL) 102 / 1901  
READING (RDG) 101 / 1901  
TRENTON (TTN) 98 / 1898, 1901, & 1945  
WILMINGTON (ILG) 97 / 1931 & 1963  
 
RECORD WARMEST LOW TEMPERATURES  
JULY 1  
SITE RECORD / YEAR  
ALLENTOWN (ABE) 74 / 1930  
AC AIRPORT (ACY) 77 / 1945  
AC MARINA (55N) 79 / 1945  
GEORGETOWN (GED) 76 / 1945  
MOUNT POCONO (MPO) 67 / 1946, 1971, 2013, 2017, 2025  
PHILADELPHIA (PHL) 82 / 1901  
READING (RDG) 76 / 1968  
TRENTON (TTN) 77 / 1945  
WILMINGTON (ILG) 75 / 2013  
 
RECORD HIGH TEMPERATURES  
JULY 2  
SITE RECORD / YEAR  
ALLENTOWN (ABE) 102 / 1966  
AC AIRPORT (ACY) 100 / 1966  
AC MARINA (55N) 97 / 1968  
GEORGETOWN (GED) 99 / 1953  
MOUNT POCONO (MPO) 93 / 1911  
PHILADELPHIA (PHL) 103 / 1901  
READING (RDG) 102 / 1966  
TRENTON (TTN) 100 / 1901  
WILMINGTON (ILG) 98 / 1941 & 1966  
 
RECORD WARMEST LOW TEMPERATURES  
JULY 2  
SITE RECORD / YEAR  
ALLENTOWN (ABE) 75 / 2013  
AC AIRPORT (ACY) 79 / 2002  
AC MARINA (55N) 76 / 2012  
GEORGETOWN (GED) 77 / 1959  
MOUNT POCONO (MPO) 70 / 1903  
PHILADELPHIA (PHL) 82 / 1901  
READING (RDG) 79 / 1901  
TRENTON (TTN) 79 / 1901  
WILMINGTON (ILG) 75 / 1941 & 2014  
 
RECORD HIGH TEMPERATURES  
JULY 3  
SITE RECORD / YEAR  
ALLENTOWN (ABE) 105 / 1966  
AC AIRPORT (ACY) 104 / 1966  
AC MARINA (55N) 99 / 1919  
GEORGETOWN (GED) 101 / 1954  
MOUNT POCONO (MPO) 103 / 1911  
PHILADELPHIA (PHL) 104 / 1966  
READING (RDG) 103 / 1898 & 1966  
TRENTON (TTN) 102 / 1966  
WILMINGTON (ILG) 102 / 1966  
 
RECORD WARMEST LOW TEMPERATURES  
JULY 3  
SITE RECORD / YEAR  
ALLENTOWN (ABE) 75 / 2018  
AC AIRPORT (ACY) 78 / 2018  
AC MARINA (55N) 76 / 1983, 2002, & 2018  
GEORGETOWN (GED) 79 / 1953  
MOUNT POCONO (MPO) 69 / 2013  
PHILADELPHIA (PHL) 77 / 1876, 1901, &2002  
READING (RDG) 76 / 2018  
TRENTON (TTN) 76 / 1901 & 1966  
WILMINGTON (ILG) 76 / 2002  
 
RECORD HIGH TEMPERATURES  
JULY 4  
SITE RECORD / YEAR  
ALLENTOWN (ABE) 102 / 1949  
AC AIRPORT (ACY) 102 / 1966  
AC MARINA (55N) 99 / 1966  
GEORGETOWN (GED) 100 / 1966  
MOUNT POCONO (MPO) 99 / 1911  
PHILADELPHIA (PHL) 103 / 1966  
READING (RDG) 100 / 1911 & 1966  
TRENTON (TTN) 99 / 1919, 1999, & 2010  
WILMINGTON (ILG) 102 / 1966  
 
RECORD WARMEST LOW TEMPERATURES  
JULY 4  
SITE RECORD / YEAR  
ALLENTOWN (ABE) 75 / 1999  
AC AIRPORT (ACY) 75 / 1974, 1983, 1999, & 2002  
AC MARINA (55N) 79 / 2002  
GEORGETOWN (GED) 75 / 1999 & 2012  
MOUNT POCONO (MPO) 70 / 2002 & 2013  
PHILADELPHIA (PHL) 79 / 1919  
READING (RDG) 78 / 1966  
TRENTON (TTN) 78 / 1966  
WILMINGTON (ILG) 76 / 1999  
 

 
   
PHI WATCHES/WARNINGS/ADVISORIES
 
 
PA...EXTREME HEAT WARNING FROM NOON WEDNESDAY TO 8 PM EDT SATURDAY  
FOR PAZ054-055-060>062-070-071-101>106.  
NJ...EXTREME HEAT WARNING FROM NOON WEDNESDAY TO 8 PM EDT SATURDAY  
FOR NJZ001-007>010-012>020-027.  
EXTREME HEAT WATCH FROM THURSDAY AFTERNOON THROUGH SATURDAY  
EVENING FOR NJZ021>026.  
DE...EXTREME HEAT WARNING FROM NOON WEDNESDAY TO 8 PM EDT SATURDAY  
FOR DEZ001.  
EXTREME HEAT WATCH FROM THURSDAY AFTERNOON THROUGH SATURDAY  
EVENING FOR DEZ002>004.  
MD...EXTREME HEAT WATCH FROM THURSDAY AFTERNOON THROUGH SATURDAY  
EVENING FOR MDZ012-015-019-020.  
MARINE...SMALL CRAFT ADVISORY FROM 2 PM THIS AFTERNOON TO MIDNIGHT EDT  
TONIGHT FOR ANZ450-451.  
 

 
 

 
 
DISCUSSION...RCM/STAARMANN  
AVIATION...STAARMANN  
MARINE...FITZSIMMONS/STAARMANN  
 
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