Hail, Philadelphia
- When
- August 25, 11:15 PM EST to 11:25 PM EST
- Where
- Philadelphia County, Philadelphia
- Measured
- 1.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.950, -75.167
A severe thunderstorm dropped hail stones as large as golf balls on Fitzwater Street in Philadelphia and penny to quarter size hail elsewhere across the southwest half of the city. Nickel size hail was also reported at Lincoln Financial Field where the professional football team Eagles play their home games.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS PHI wrote it up.
A severe thunderstorm dropped hail stones as large as golf balls on Fitzwater Street in Philadelphia and penny to quarter size hail elsewhere across the southwest half of the city. Nickel size hail was also reported at Lincoln Financial Field where the professional football team Eagles play their home games. In addition to the large hail, wind gusts reached a measured 55 mph in the Roxborough section of the city.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Philadelphia/Mount Holly wrote its last area forecast discussion before the first event at Aug 25, 8:39 PM EST, 2 hours 36 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 939 PM EDT FRI AUG 25 2006 .SHORT TERM /TONIGHT THROUGH MONDAY NIGHT/... ONLY CHANGE IN VERY SHORT TERM WAS TO PUSH FRONTAL BOUNDARY FURTHER SOUTH IN RESPONSE TO CURRENT OBSERVATIONS AND 18Z WRF...RESULTING IN E TO NE WIND FLOW OVER REGION FOR THE REMAINDER OF THE OVERNIGHT PERIOD. ALTHOUGH NO PRECIPITATION ONGOING AT THIS TIME...CONVECTION ON THE INCREASE TO OUR WEST AND NORTH...AND 18Z WRF BRINGS STRIPE OF 0.25+ QPF OVER NORTHERN PORTION OF CWA..SO LEFT POPS AS IS FOR THE REMAINDER OF THE OVERNIGHT. PREVIOUS AFD BELOW.. YET ANOTHER DARNED IF YOU DO DARNED IF YOU DONT KIND OF FORECAST TODAY WITH RESPECT TO THE RAIN FORECAST. THE FRONTAL BOUNDARY WAS STILL HUNG UP OVER THE AREA TODAY AND IT PRODUCED A FAIR AMOUNT OF PRECIP ACROSS THE NORTHERN CWA AND FARTHER NORTH THIS MORNING, WHILE THE AREA OF RAIN THAT WAS MOVING FROM CENTRAL PA DURING THE DAY DISSIPATED AS IT MOVED EASTWARD. OTHER SHOWERS AND THUNDERSTORMS ARE TRYING AND WILL CONTINUE TO TRY TO FORM ALONG THE FRONT AS IT SAGS SOUTH, AS WELL AS OTHER OUTFLOW BOUNDARIES THAT ARE FORMING AROUND THE AREA. WE WILL KEEP SLIGHT CHANCE OVERNIGHT AS THERE MAY BE SOMETHING FORM SOMEWHERE ON ONE OF THESE BOUNDARIES, THOUGH MOST AREAS WILL STAY DRY. THE FRONT REMAINS NEAR THE AREA THROUGH SUNDAY KEEPING THE POSSIBILITY OF RAIN IN THE FORECAST EACH DAY. THE DIFFICULT THING THE NEXT FEW DAYS IS DETERMINING THE PLACEMENT OF THE FRONT AND IN TURN THE PRECIPITATION ASSOCIATED WITH IT. AREAS ALONG AND JUST NORTH OF THE FRONT WILL SEE MORE CLOUDY SKIES WITH COOLER TEMPS AND MORE WIDESPREAD RAIN WITH A FEW EMBEDDED THUNDERSTORMS. AREAS SOUTH OF THE FRONT WILL SEE MORE SUNSHINE WITH WARMER TEMPERATURES AND MORE CONVECTIVE TYPE SHOWERS AND THUNDERSTORMS. WE TRIED TO TAKE THIS INTO ACCOUNT THE NEXT FEW DAYS, BUT GENERALLY WE HAVE MOST EVERYONE WITH A CHANCE OF PRECIP. THAT BEING SAID, MORE AREAS MAY STAY MORE DRY THAN WET. THE SPC HAS THE SOUTHERN AREAS OF OUR CWA IN A SLIGHT RISK FOR SATURDAY WHERE THEY SHOULD CONTINUE IN THE WARM SECTOR AND SEE MORE SUNSHINE ALLOWING MORE INSTABILITY TO BUILD. AS ALWAYS, ANY THUNDERSTORMS THAT DO DEVELOP WILL CONTAIN DANGEROUS LIGHTNING WITH GUSTY WINDS POSSIBLE. THE WARM FRONT FINALLY BEGINS TO LIFT NORTHWARD ACROSS THE AREA LATE SUNDAY BEFORE A COLD FRONT APPROACHES THE AREA ON MONDAY. THESE WILL ONCE AGAIN BE THE FOCUS FOR MORE SHOWERS AND THUNDERSTORMS. THE DAY 3 SPC OUTLOOK HAS THE SLIGHT RISK JUST TO OUR WEST, BUT THAT COULD CHANGE IN UPCOMING FORECASTS. AS WE ENTER INTO THE WARM SECTOR BEHIND THE WARM FRONT, WE COULD ONCE AGAIN SEE SOME STRONG THUNDERSTORMS DEVELOP DURING THE DAY. AT THIS TIME, WE WILL KEEP STRONG WORDING OUT OF THE FORECAST FOR ALL AREAS DURING EACH FORECAST PERIOD. && .LONG TERM /TUESDAY THROUGH FRIDAY/... THE COLD FRONT FINALLY MAKES ITS WAY OFF THE COAST AND OUT OF THE REGION BY THE END OF TUESDAY, BEGINNING OF WEDNESDAY. IN THE WAKE OF THIS FRONT, HIGH PRESSURE WILL BEGIN TO BUILD IN FOR THE REST OF THE WEEK ALONG WITH CLEARING SKIES. COOLER TEMPERATURES WILL MOVE IN BEHIND THE FRONT WITH NEAR NORMAL TEMPS, WITH THE POSSIBILITY OF BELOW NORMAL TEMPS IF ENOUGH RADIATIONAL COOLING OCCURS. && .AVIATION... TAKING A LINE FROM FROM MY PREDECESSOR, THE FORECAST TAFS HAVE BEEN WRITTEN IN AN OPTIMISTIC MANNER. BASED OFF RADAR TRENDS, WERE SIDING CLOSER TO THE WRF THEN THE WET GFS. THE FIRST HALF OF THE TAF PERIOD CONSISTS OF EITHER VFR OR MVFR CONDITIONS. WELL TRANSITION TO MVFR AND EVEN SOME IFR OVERNIGHT AS THE LITTLE LOW LEVEL MOISTURE AND ONSHORE FLOW WE HAVE INDUCES SOME FOG AND LOW CLOUDS. && .MARINE... THERE HAS BEEN AN INCREASE IN WINDS WITH THE 12Z MODEL CYCLE FOR TOMORROW NIGHT INTO SUNDAY NORTH OF THE QUASI-STATIONARY BOUNDARY. IF THIS COMES TO FRUITION, SCAS WILL NEED TO BE POSTED FOR THE NORTHERN WATERS. THE EAST WINDS LOOK REASONABLE, IT THE SPEEDS THAT ARE IN QUESTION. AT THIS TIME WELL BUMP SPEEDS UP IN THE GRIDS (BUT NOT AS FAST AS THE SOUNDINGS) AND CALL FOR LOW END SCA CONDITIONS TOMORROW NIGHT AND SUNDAY. THERE IS A CHANCE THAT 5 FOOT SEAS COULD BE HAD AS EARLY AS TOMORROW AFTERNOON. THERE IS ALSO A CHANCE THAT SEAS WILL INCREASE TO LEVELS GREATER THAN 5 FEET. WELL TAKE A LOOK AT THE 00Z RUN FOR RUN TO RUN CONTINUITY. THE SOUTHERN WATERS LOOK MORE TRANQUIL. && .PHI WATCHES/WARNINGS/ADVISORIES... PA...NONE. NJ...NONE. DE...NONE. MD...NONE. MARINE...NONE. && SHORT TERM/LONG TERM...SZATKOWSKI/ROBERTSON AVIATION/MARINE...IOVINO/KRUZDLO
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 752 PM EDT FRI AUG 25 2006 ANZ430-431-450>455-DEZ001>004-MDZ008-012-015-019-020-NJZ001- 007>010-012>027-PAZ054-055-060>062-067>071-261100- DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE- DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE- COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM- COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20 NM- COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20 NM- COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM- COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM- COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM- NEW CASTLE-KENT DE-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD- QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-HUNTERDON- SOMERSET-MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM- GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND- ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC- COASTAL OCEAN-SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH- NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- 752 PM EDT FRI AUG 25 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN PENNSYLVANIA, NEW JERSEY, DELAWARE AND NORTHEASTERN MARYLAND. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED OVER THE WEEKEND AND DURING THE EARLY PART OF THE NEW WEEK. THE SCATTERED THUNDERSTORMS MAY PRODUCE ISOLATED STRONG WIND GUSTS AND HAIL, ALONG WITH DANGEROUS CLOUD TO GROUND LIGHTNING AND HEAVY RAIN. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED DURING THE WEEKEND.
The Philadelphia radar (KDIX), 64 km away, was scanning. The volume nearest the first event began at 04:16 UTC.
1 hail. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2006Every state in 2006This day in weather historyWarnings in Pennsylvania, August 2006
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5529442.