Alert archive / Pennsylvania / Special Weather Statements in 2011

Special Weather Statement, NWS Philadelphia/Mount Holly

September 7, 20116 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at Sep 7, 2011, 4:09 PM EDT for 6 counties in Pennsylvania. It was in force for 66 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Sep 7, 2011, 4:09 PM EDT (20:09 UTC)
Expired
Sep 7, 2011, 5:15 PM EDT
In force
66 min
Issued by
NWS Philadelphia/Mount Holly

Counties Bucks County, PA, Delaware County, PA, Lehigh County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 103 km from the middle of the area, began a volume at 20:09 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.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 8.2 hours before the alert went out and 225 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 12:00Z on 2011-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2011-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 228 square meters per square second.193958Sfc1 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
1 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
428 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
228 m²/s²
0-3 km storm-relative helicity
270 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

938 
WWUS81 KPHI 072009
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
409 PM EDT WED SEP 7 2011

DEZ001-NJZ007-009-017>019-PAZ054-055-060>062-067>071-072115-
BERKS PA-BUCKS PA-CAMDEN NJ-CARBON PA-CHESTER PA-DELAWARE PA-
GLOUCESTER NJ-HUNTERDON NJ-LEHIGH PA-MONROE PA-MONTGOMERY PA-
NEW CASTLE DE-NORTHAMPTON PA-NORTHWESTERN BURLINGTON NJ-
PHILADELPHIA PA-WARREN NJ-
409 PM EDT WED SEP 7 2011

...STRONG THUNDERSTORMS WILL AFFECT BERKS...BUCKS...BURLINGTON...
CAMDEN...CARBON...CHESTER...DELAWARE...GLOUCESTER...HUNTERDON...
LEHIGH...MONROE...MONTGOMERY...NEW CASTLE...NORTHAMPTON...
PHILADELPHIA AND WARREN COUNTIES...

AT 409 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 8 MILES SOUTH OF
LEHIGHTON TO 10 MILES SOUTHWEST OF ALLENTOWN TO 20 MILES NORTH OF
WEST CHESTER TO 9 MILES NORTHWEST OF WILMINGTON...MOVING EAST AT 35
MPH. THE THUNDERSTORMS WILL BE NEAR WEST CHESTER...ROYERSFORD AROUND
415 PM...TROUT LAKE...PLEASANT VALLEY AROUND 430 PM...WIND GAP...
ROSSLAND AROUND 445 PM...BANGOR...ROSETO AROUND 500 PM...TACONY AND
NORTHEAST PHILADELPHIA AROUND 515 PM.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THESE STORMS.

LAT...LON 4034 7497 3990 7497 3971 7577 4021 7562
      4043 7568 4073 7580 4074 7578 4077 7582
      4092 7521

$$

HAYES

What forecasters said that day

The local office's own words before this special weather statement went out, 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 this special weather statement went out at Sep 7, 3:20 PM EDT, 49 minutes earlier.

Area forecast discussion, Sep 7, 3:20 PM EDT, 49 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
320 PM EDT WED SEP 7 2011

.SYNOPSIS...
BROAD LOW PRESSURE ASSOCIATED WITH THE REMNANTS OF TROPICAL STORM
LEE WILL CONTINUE TO CYCLE OVER THE OHIO VALLEY AND THE CENTRAL AND
NORTHERN MID ATLANTIC AREAS TONIGHT INTO FRIDAY. HURRICANE KATIA
WILL MOVE NORTHWARD A FEW HUNDRED MILES OFF THE ATLANTIC COAST
THURSDAY INTO FRIDAY AS WELL...WITH LOW PRESSURE BRIDGING BETWEEN
THE TWO SYSTEMS. UNSETTLED WEATHER MAY CONTINUE SATURDAY AS
WEAKENING LOW PRESSURE MOVES EASTWARD AND PAST OUR AREA SATURDAY
NIGHT OR EARLY SUNDAY. HIGH PRESSURE IS EXPECTED SUNDAY AND INTO
EARLY NEXT WEEK...BUT ANOTHER SLOW-MOVING COLD FRONT MAY AFFECT THE
AREA LATE TUESDAY, TUESDAY NIGHT, AND POSSIBLY INTO WEDNESDAY.

&&

.NEAR TERM /UNTIL 6 AM THURSDAY MORNING/...
A ONE TWO FORCING OF HEAVY RAIN WILL OCCUR TONIGHT. THE FIRST ONE
IS ONGOING IN THE WESTERN PART OF OUR CWA. THIS AND OTHER BANDS IN
GENERAL HAVE BEEN MODELED TOO FAR TO THE WEST AND WE MADE A 30 TO
60 MILE EASTWARD ADJUSTMENT. THIS BAND LINES UP PRETTY WELL WITH
THE SHOWALTER INDEX, 700MB EQUIVALENT THETA E RIDGE AND ISENTROPIC
MOISTURE TRANSFER AT 285K. A FGEN FRCG AXIS WHICH IS WEST TO EAST
IN THAT AREA WEAKENS THIS EVENING AND THEN A NEW ONE FORMS IN A
NORTH TO SOUTH DIRECTION ACROSS THE NORTHERN PART OF OUR CWA.

THE INFERENCE OF THE MODEL PROJECTIONS IS THAT THIS FIRST AXIS WILL
SLOWLY WEAKEN THIS EVENING AND BE REPLACED BY BANDS OF HEAVIER
RAIN ACROSS THE NORTH CENTRAL AND NORTHEASTERN PART OF OUR CWA
OVERNIGHT. THE POPS AND GRIDS WERE ALIGNED AS SUCH.

THE SEVERE WEATHER THREAT IS ALL ABOUT THE SHEAR BELOW 925MB AS THE
WINDS ALOFT ARE FAIRLY UNIDIRECTIONAL. THERE REMAINS A WINDOW OF
OPPORTUNITY INTO EARLY EVENING WHERE THE FCST 1 KM HELICITY
VALUES WOULD SUPPORT ROTATING THUNDERSTORMS, ESPECIALLY NEAR AND
NORTH OF THE FRONTAL BOUNDARY FROM ABOUT LNS COUNTY EAST THRU
OCEAN COUNTY. ENHANCED WORDING FOR WIND WAS KEPT IN EARLY. WITH
DEW POINTS SO HIGH, WENT WITH STAT GUIDANCE.'

&&

.SHORT TERM /6 AM THURSDAY MORNING THROUGH 6 PM THURSDAY/...
IT APPEARS THAT THE LARGER SCALE FORCING WEAKENS IN OUR CWA AS THE
DAY PROGRESSES ON THURSDAY AND GETS REPLACED BY MORE THERMODYNAMIC
INDUCED SHOWERS AND TSRAS. STILL ANOTHER DAY WHERE ADDITIONAL ONE
INCH PLUS RAINFALL AMOUNTS NOT OUT OF THE QUESTION IN LOCALIZED
SPOTS AND REASON WE EXTENDED THE FFA. GIVEN HOW WARM THE SERN PART OF
OUR CWA REACHED TODAY, WE DID SIDE WITH THE HIER GFS MOS FOR MAX
TEMPS, WE MAY BE TOO TOASTY NW.

&&

.LONG TERM /THURSDAY NIGHT THROUGH WEDNESDAY/...
TO START, THE UPPER CLOSED LOW FROM THE REMAINS OF TROPICAL CYCLONE
LEE OVER THE WESTERN OHIO VALLEY ARE UNDERLAIN BY BROAD SURFACE
LOW PRESSURE STRETCHING THROUGH THE EASTERN OHIO VALLEY TO THE MID
ATLANTIC COAST...AND THIS APPARENTLY BRIDGES EASTWARD TO TROPICAL
CYCLONE KATIA MOVING NORTHWARD A FEW HUNDRED MILES OFF THE MID
ATLANTIC COAST. AS KATIA RECURVES NORTHWARD AND NORTHEASTWARD...THE
REMNANTS OF LEE APPEAR TO SLIDE EASTWARD FRIDAY INTO SATURDAY. SO,
ALTHOUGH IMPROVED CONDITIONS ARE FORECAST FRIDAY AND ESPECIALLY
SATURDAY WITH LOWERING PRECIPITATION PROBABILITIES, RESIDUAL
CONVECTION IS FORECAST FRIDAY AND SATURDAY. WITH TROPICAL SYSTEM
LEFTOVERS, LOCALLY HEAVY RAIN MAY OCCUR...BUT WILL NOT BE INCLUDED
AT THIS POINT AS THE OVERALL SYSTEM APPEARS TO DIMINISH IN INTENSITY
WITH TIME.

THE LOW IS FORECAST TO MOVE PAST THE COAST SATURDAY NIGHT OR BY
SUNDAY MORNING...SO ONLY ISOLATED CONVECTION WAS LEFT FOR AREAS WELL
INLAND SUNDAY AND AGAIN MONDAY.

ANOTHER DIGGING UPPER TROUGH WITH A SURFACE COLD FRONT IS FORECAST
BY THE 12Z GFS TO AFFECT OUR AREA LATE TUESDAY, TUESDAY NIGHT, AND
POSSIBLY INTO WEDNESDAY IF IT MOVES SLOWLY ENOUGH. HOPEFULLY,
PRECIPITATION GENERATION WILL NOT BE VERY GENEROUS AND/OR WIDESPREAD.

TEMPERATURES FOR THE MOST PART APPEAR TO BE CLOSE TO SEASONAL
NORMALS. WITH A BIT MORE SUN AND STILL A TROPICAL-TYPE AIRMASS IN
PLACE...MOS GUIDANCE BUMPED HIGH TEMPERATURES UP A BIT FOR SATURDAY,
AND THIS WAS ACCEPTED.

&&

.AVIATION /19Z WEDNESDAY THROUGH MONDAY/...
THE 18Z TAFS WILL BRING ALL OUR TERMINALS BACK TO IFR CONDITIONS
BY THIS EVENING WITH THE HIGHEST IMPACTS FROM THE HEAVIEST RAIN
WESTERN AND NORTHERN AIRPORTS. AS FAR AS THE TERMINALS GO, THE
WORST CONDITIONS ARE FORECAST FOR KRDG.

THE NORTH TO SOUTH BAND OF CONVECTION IS EXPECTED TO SLOWLY DRIFT
EAST THIS AFTERNOON AND EARLY THIS EVENING. CONFIDENCE ABOUT HOW
EAST THIS DRIFT GOES IS AVERAGE. WE BRING IT TO THE KPHL TERMINALS
AND NOT TO KACY AND KMIV. ONLY MENTION OF TSRA IS AT KRDG WHERE
CONFIDENCE IS HIGHEST, WE MENTION A CB CLOUD GROUP INTO THE KPHL AREA.

THE ONSHORE FLOW SHOULD BRING AN IFR CIG BACK TO THE TERMINALS.
ALSO THE FRONTAL BOUNDARY FROM ABOUT KPNE TO KBLM SHOULD MOVE
LITTLE AND ACT AS AN ADDITIONAL FOCUS FOR SHOWER DEVELOPMENT TONIGHT.

WE ARE NOT EXPECTING AS MUCH WIDESPREAD SHRA ACTIVITY ON THURSDAY
MORNING AND CONDITIONS SHOULD IMPROVE TO AT LEAST MVFR LEVELS
DURING THE MORNING.

OUTLOOK...
LOW PRESSURE AT THE SURFACE AND ALOFT IS SEEN TO WEAKEN WITH TIME
THURSDAY NIGHT INTO FRIDAY...BUT THE MAIN FOCUS MAY REMAIN JUST WEST
OF OUR TAF SITES FRIDAY. AFTER LOW CLOUDS/FOG/SOME SHOWERS THURSDAY
NIGHT AND EARLY FRIDAY MORNING, CONDITIONS MAY IMPROVE TO MOSTLY VFR
LATER FRIDAY MORNING...WITH SCATTERED CONVECTION FOR THE REST OF THE
DAY. MOS GUIDANCE SUPPORTS THIS IDEA. THIS GENERAL SCENARIO...WITH
ONLY SCATTERED LOWER CONDITIONS ESPECIALLY IN SCATTERED
CONVECTION...IS AGAIN EXPECTED SATURDAY, BUT PERHAPS WEIGHTED TOWARD
MORE ACTION IN THE DIURNALLY-FAVORED AFTERNOON AND EVENING. BETTER
CONDITIONS SHOULD RESULT FOR THE LAST HALF OF THE WEEKEND IF THE LOW
CAN PUSH EAST OF THE REGION SUNDAY MORNING, AS MODEL GUIDANCE
INDICATES. ANOTHER COLD FRONT MAY AFFECT THE AREA WITH LOWER
CONDITIONS AND PRECIPITATION AS IT MOVES SLOWLY EASTWARD THROUGH THE
REGION LATE TUESDAY, TUESDAY NIGHT, AND POSSIBLY INTO WEDNESDAY.

&&

.MARINE...
THE SCA REMAINS IN EFFECT FOR OUR OCEAN WATERS AND WE ADDED THE
LOWER DELAWARE BAY STARTING THURSDAY MORNING. WHILE MAINLY FOR SEAS,
SOME WIND GUSTS FROM THE EAST AND SOUTHEAST COULD REACH CLOSE TO SCA
CRITERIA INTO THURSDAY DAY.

THE SMALL CRAFT ADVISORY WILL BE EXTENDED FOR THURSDAY NIGHT AND
FRIDAY ON THE OCEAN...AND WILL EXTEND THROUGH THURSDAY NIGHT FOR
NOW FOR THE RECENTLY-ISSUED SMALL CRAFT ADVISORY FOR LOWER
DELAWARE BAY.

THE ADVISORY WILL BE MAINLY FOR SEAS AND SWELLS...BUT SINCE GUSTS
MAINLY ON THE OCEAN WILL REACH 20 KNOTS...AND MAY REACH 25 KNOTS AT
TIMES...THE ADVISORY WILL NOT BE SINGLED OUT FOR SEAS AT THIS TIME.

A SOUTHEAST TO EAST FLOW WILL BACK TO NORTHEAST THURSDAY NIGHT AND
THEN TO NORTHWEST EARLY FRIDAY...AND FINALLY TO WEST TO SOUTHWEST
DURING FRIDAY AS KATIA SPINS BY A FEW HUNDRED MILES TO THE EAST OF
THE COAST THURSDAY NIGHT INTO FRIDAY. RESIDUAL ELEVATED SEAS MAY
PERSIST INTO SATURDAY ON THE OCEAN...BUT LATER FORECASTS WILL
ADDRESS AND REFINE THIS.

&&

.HYDROLOGY...
FFA...EXTENDED THROUGH 22Z THU. COORD WITH CTP ON THIS AND WHILE
THERE WILL BE FLASH FLOOD WARNINGS IT WAS DECIDED TO STICK WITH
THE CURRENT HEADLINE AND MAKE MENTION IN THE BODY OF THE WATCH.

EXTENSION IS PRIMARILY FOR NE NJ...MODELS CONTINUE TO SUGGEST THAT
WHILE A DRY SLOT POKED NWD THRU DEL/NJ TODAY...ANOTHER WAA PULSE
SHOVES NWD ALONG THE NJ COAST TONIGHT.

EXPECTED QPF AMOUNTS INTO THURSDAY OF AN ADDITIONAL 1.5 TO 4.0
INCHES WITH HIGHEST AMOUNTS NORTHWESTERN CWA AND LOWEST IN DELMARVA.

&&

.TIDES/COASTAL FLOODING...
A COASTAL FLOOD ADVISORY REMAINS IN EFFECT  FOR THE UPPER DELAWARE
BAY AND TIDAL SECTIONS OF THE DELAWARE RIVER FOR THIS EVENING'S HIGH
TIDE CYCLE. FRESHWATER RUNOFF IS ALSO HELPING. THIS WILL BE A
WIDESPREAD MINOR TIDAL FLOODING EVENT WITH THE HIGH TIDE COMING
CLOSE TO THE CRITERIA WE NEED FOR A COASTAL FLOOD WARNING.

WE ALSO ISSUED A COASTAL FLOOD ADVISORY FOR OVERNIGHT CHESAPEAKE BAY
BASED ON THE LATEST CBOFS GUIDANCE AND CURRENT DEPARTURES. THANK YOU
FOR COORD AKQ.

&&

.RIP CURRENTS...
HIGH RISK FOR DANGEROUS RIP CURRENTS CONTINUE INTO THURSDAY AND
QUITE LIKELY BEYOND UNTIL KATIA MAKES A NORTHEAST TURN.

LONG PERIOD SWELLS FROM HURRICANE KATIA WILL LIKELY CAUSE DANGEROUS
RIP CURRENT CONDITIONS ALONG THE NEW JERSEY AND DELAWARE COASTS
THROUGH FRIDAY EVEN THOUGH THE HURRICANE ITSELF WILL PASS WELL
OFFSHORE.

HIGH RISK POTENTIAL CONTS INTO FRIDAY AFTER WHICH...SWELLS
DECREASE RAPIDLY THIS WEEKEND.

WE MAY ALSO NEED A HIGH SURF ADVISORY AT SOME POINT THURSDAY OR
FRIDAY BUT WE HAVE HELD OFF FOR NOW AS WE ARE NOT CONFIDENT ON 8
FOOT BREAKERS IN OUR SURF ZONE.

&&

.PHI WATCHES/WARNINGS/ADVISORIES...
PA...FLOOD WATCH THROUGH THURSDAY AFTERNOON FOR PAZ054-055-060>062-
     067>071.
     COASTAL FLOOD ADVISORY UNTIL 1 AM EDT THURSDAY FOR PAZ070-071.
NJ...FLOOD WATCH THROUGH THURSDAY AFTERNOON FOR NJZ001-007>010-012-
     013-015>019.
     COASTAL FLOOD ADVISORY UNTIL 1 AM EDT THURSDAY FOR NJZ016>019-
     021.
     HIGH RIP CURRENT RISK THROUGH THURSDAY AFTERNOON FOR NJZ014-024>026.
DE...FLOOD WATCH THROUGH THURSDAY AFTERNOON FOR DEZ001.
     COASTAL FLOOD ADVISORY UNTIL 1 AM EDT THURSDAY FOR DEZ001-002.
     HIGH RIP CURRENT RISK THROUGH THURSDAY AFTERNOON FOR DEZ004.
MD...FLOOD WATCH THROUGH THURSDAY AFTERNOON FOR MDZ008.
     COASTAL FLOOD ADVISORY FROM MIDNIGHT TONIGHT TO 6 AM EDT
     THURSDAY FOR MDZ008-012-015-019-020.
MARINE...SMALL CRAFT ADVISORY UNTIL 6 PM EDT FRIDAY FOR ANZ450>455.
     SMALL CRAFT ADVISORY FROM 8 AM THURSDAY TO 6 AM EDT FRIDAY FOR
     ANZ431.

&&

SYNOPSIS.../
NEAR TERM...GIGI
SHORT TERM...GIGI
LONG TERM.../
AVIATION...GIGI/
MARINE...GIGI/
HYDROLOGY...GIGI/DRAG
TIDES/COASTAL FLOODING...GIGI/DRAG
RIP CURRENTS...GIGI/DRAG
Hazardous weather outlook, Sep 7, 3:20 PM EDT, 49 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
320 PM EDT WED SEP 7 2011

DEZ003-NJZ020-022-023-027-081930-
INLAND SUSSEX-OCEAN-ATLANTIC-CAPE MAY-SOUTHEASTERN BURLINGTON-
320 PM EDT WED SEP 7 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHERN DELAWARE AND
SOUTHERN NEW JERSEY.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REST OF THIS
AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

DEZ001-NJZ016>019-PAZ070-071-081930-
NEW CASTLE-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-DELAWARE-
PHILADELPHIA-
320 PM EDT WED SEP 7 2011

...FLOOD WATCH IN EFFECT THROUGH THURSDAY AFTERNOON...
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN DELAWARE...SOUTHERN
NEW JERSEY AND SOUTHEAST PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.
   COASTAL FLOOD ADVISORY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REST OF THIS
AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

DEZ002-NJZ021-081930-
KENT-CUMBERLAND-
320 PM EDT WED SEP 7 2011

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL DELAWARE AND SOUTHERN
NEW JERSEY.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   COASTAL FLOOD ADVISORY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REST OF THIS
AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

MDZ008-081930-
CECIL-
320 PM EDT WED SEP 7 2011

...FLOOD WATCH IN EFFECT THROUGH THURSDAY AFTERNOON...
...COASTAL FLOOD ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM
EDT THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MARYLAND.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.
   COASTAL FLOOD ADVISORY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REST OF THIS
AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

PAZ060-067>069-081930-
BERKS-CHESTER-MONTGOMERY-BUCKS-
320 PM EDT WED SEP 7 2011

...FLOOD WATCH IN EFFECT THROUGH THURSDAY AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL PENNSYLVANIA AND
SOUTHEAST PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REST OF THIS
AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

MDZ012-015-019-020-081930-
KENT MD-QUEEN ANNES-TALBOT-CAROLINE-
320 PM EDT WED SEP 7 2011

...COASTAL FLOOD ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM
EDT THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MARYLAND.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   COASTAL FLOOD ADVISORY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REST OF THIS
AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

DEZ004-NJZ014-024>026-081930-
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
320 PM EDT WED SEP 7 2011

...HIGH RIP CURRENT RISK IN EFFECT THROUGH THURSDAY AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHERN DELAWARE...CENTRAL
NEW JERSEY AND SOUTHERN NEW JERSEY.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   HIGH RIP CURRENT RISK.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   HIGH RIP CURRENT RISK.

THE RISK OF DANGEROUS RIP CURRENTS THURSDAY AND FRIDAY IS HIGH.
DANGEROUS RIP CURRENTS MAY OCCUR SATURDAY AS WELL.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

NJZ001-007>010-012-013-015-PAZ054-055-061-062-081930-
SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX-WESTERN MONMOUTH-
MERCER-CARBON-MONROE-LEHIGH-NORTHAMPTON-
320 PM EDT WED SEP 7 2011

...FLOOD WATCH IN EFFECT THROUGH THURSDAY AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NEW JERSEY...NORTHERN
NEW JERSEY...NORTHWEST NEW JERSEY...EAST CENTRAL PENNSYLVANIA AND
NORTHEAST PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

ANZ450>455-081930-
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-
320 PM EDT WED SEP 7 2011

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SMALL CRAFT ADVISORY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SMALL CRAFT ADVISORY.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

ANZ431-081930-
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE-
320 PM EDT WED SEP 7 2011

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM THURSDAY TO 6 AM EDT
FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR DELAWARE BAY WATERS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REST OF THIS
AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SMALL CRAFT ADVISORY.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

ANZ430-081930-
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE-
320 PM EDT WED SEP 7 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR DELAWARE BAY WATERS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REST OF THIS
AFTERNOON AND THIS EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

In the hours before

Special weather statement, Sep 7, 1:34 PM EDT, 2 hours 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
134 PM EDT WED SEP 7 2011

MDZ008-012-071830-
CECIL MD-KENT MD-
134 PM EDT WED SEP 7 2011

...A STRONG THUNDERSTORM WILL AFFECT CECIL AND KENT COUNTIES...

AT 133 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 8 MILES SOUTHWEST OF ELKTON...MOVING NORTH AT 30
MPH. THE THUNDERSTORM WILL BE NEAR NORTH EAST...BAY VIEW AROUND 145
PM...CALVERT AND FAIR HILL AROUND 200 PM.

VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM.

LAT...LON 3938 7607 3941 7605 3942 7602 3945 7600
      3946 7602 3951 7599 3953 7600 3954 7607
      3956 7610 3972 7610 3971 7579 3928 7576
      3931 7610 3938 7610

HAYES
Special weather statement, Sep 7, 1:38 PM EDT, 2 hours 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
138 PM EDT WED SEP 7 2011

PAZ060-071830-
BERKS PA-
138 PM EDT WED SEP 7 2011

...A CLUSTER OF STRONG THUNDERSTORMS WILL AFFECT BERKS COUNTY...

AT 133 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF STRONG THUNDERSTORMS WITH VERY HEAVY RAIN 13 MILES NORTH
OF LANCASTER...MOVING NORTH AT 30 MPH. THE STORMS WILL BE NEAR
WOMELSDORF AROUND 200 PM AND STRAUSSTOWN AROUND 215 PM.

VERY HEAVY RAIN WILL FALL FROM THE STORMS...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

LAT...LON 4053 7634 4052 7630 4054 7621 4054 7618
      4056 7614 4032 7615 4036 7621 4036 7624
      4039 7629 4049 7643 4050 7644

HAYES
Special weather statement, Sep 7, 2:36 PM EDT, 1 hour 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
236 PM EDT WED SEP 7 2011

PAZ060-071930-
BERKS PA-
236 PM EDT WED SEP 7 2011

...A STRONG THUNDERSTORM WILL AFFECT BERKS COUNTY...

AT 235 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES NORTH OF READING...MOVING NORTH AT 30
MPH. THE THUNDERSTORM WILL BE NEAR SHOEMAKERSVILLE...LEESPORT AROUND
245 PM...LENHARTSVILLE AND HAMBURG AROUND 300 PM.

VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM.

LAT...LON 4060 7605 4059 7603 4064 7601 4064 7600
      4068 7591 4068 7590 4060 7577 4034 7578
      4032 7606 4059 7608

HAYES
Special weather statement, Sep 7, 2:39 PM EDT, 1 hour 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
239 PM EDT WED SEP 7 2011

PAZ060-067-071945-
BERKS PA-CHESTER PA-
239 PM EDT WED SEP 7 2011

...A STRONG THUNDERSTORM WILL AFFECT BERKS AND CHESTER COUNTIES...

AT 235 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 17 MILES WEST OF WEST CHESTER...MOVING NORTH AT
30 MPH. THE THUNDERSTORM WILL BE NEAR HONEY BROOK...NEW MORGAN AROUND
300 PM...KENHORST...SHILLINGTON AROUND 315 PM...WEST WYOMISSING AND
MOUNT PENN AROUND 330 PM.

VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM.

LAT...LON 4032 7607 4034 7577 3991 7581 3990 7601
      3992 7601 3993 7600 3996 7600 4003 7595
      4011 7595 4014 7590 4025 7606

HAYES
Special weather statement, Sep 7, 3:49 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
349 PM EDT WED SEP 7 2011

DEZ001-PAZ060-061-067-068-070-072045-
BERKS PA-CHESTER PA-DELAWARE PA-LEHIGH PA-MONTGOMERY PA-NEW CASTLE DE-
349 PM EDT WED SEP 7 2011

...STRONG THUNDERSTORMS WILL AFFECT BERKS...CHESTER...DELAWARE...
LEHIGH...MONTGOMERY AND NEW CASTLE COUNTIES...

AT 347 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 18 MILES NORTH OF
READING TO 7 MILES NORTH OF NEWARK...MOVING NORTH AT 30 MPH. THE
THUNDERSTORMS WILL BE NEAR WANAMAKERS...HOCKESSIN AROUND 400 PM...NEW
TRIPOLI...KENILWORTH AROUND 415 PM...WESTTOWN...CHESTER SPRINGS
AROUND 430 PM...GRADYVILLE AND MALVERN AROUND 445 PM.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THESE STORMS.

LAT...LON 4064 7597 4074 7576 3993 7545 3967 7578
      3972 7579 3973 7582

HAYES
Special weather statement, Sep 7, 4:09 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
409 PM EDT WED SEP 7 2011

DEZ001-NJZ007-009-017>019-PAZ054-055-060>062-067>071-072115-
BERKS PA-BUCKS PA-CAMDEN NJ-CARBON PA-CHESTER PA-DELAWARE PA-
GLOUCESTER NJ-HUNTERDON NJ-LEHIGH PA-MONROE PA-MONTGOMERY PA-
NEW CASTLE DE-NORTHAMPTON PA-NORTHWESTERN BURLINGTON NJ-
PHILADELPHIA PA-WARREN NJ-
409 PM EDT WED SEP 7 2011

...STRONG THUNDERSTORMS WILL AFFECT BERKS...BUCKS...BURLINGTON...
CAMDEN...CARBON...CHESTER...DELAWARE...GLOUCESTER...HUNTERDON...
LEHIGH...MONROE...MONTGOMERY...NEW CASTLE...NORTHAMPTON...
PHILADELPHIA AND WARREN COUNTIES...

AT 409 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 8 MILES SOUTH OF
LEHIGHTON TO 10 MILES SOUTHWEST OF ALLENTOWN TO 20 MILES NORTH OF
WEST CHESTER TO 9 MILES NORTHWEST OF WILMINGTON...MOVING EAST AT 35
MPH. THE THUNDERSTORMS WILL BE NEAR WEST CHESTER...ROYERSFORD AROUND
415 PM...TROUT LAKE...PLEASANT VALLEY AROUND 430 PM...WIND GAP...
ROSSLAND AROUND 445 PM...BANGOR...ROSETO AROUND 500 PM...TACONY AND
NORTHEAST PHILADELPHIA AROUND 515 PM.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THESE STORMS.

LAT...LON 4034 7497 3990 7497 3971 7577 4021 7562
      4043 7568 4073 7580 4074 7578 4077 7582
      4092 7521

HAYES

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 6, 8:28 PM EDTRiver Flood WarningPHIMorris, Somerset14 hr
Sep 6, 8:28 PM EDTRiver Flood WarningPHIMorris, Somerset4 days
Sep 6, 8:28 PM EDTRiver Flood WarningPHISomerset3 days
Sep 6, 8:28 PM EDTRiver Flood WarningPHIHunterdon, Somerset56 hr
Sep 6, 8:28 PM EDTRiver Flood WarningPHISomerset14 hr
Sep 6, 8:28 PM EDTRiver Flood WarningPHIMiddlesex, Somerset25 hr
Sep 6, 8:28 PM EDTRiver Flood WarningPHIMiddlesex, Somerset3 days
Sep 6, 8:28 PM EDTRiver Flood WarningPHIMorris20 hr
Sep 7, 4:15 AM EDTRiver Flood WarningPHIMorris, Passaic3 days
Sep 7, 4:34 AM EDTRiver Flood WarningPHIBergen, Morris, Passaic17 hr
Sep 7, 5:42 AM EDTAreal Flood WarningPHIMorris28 hr
Sep 7, 6:12 AM EDTRip Current StatementPHIAtlantic, Cape May, Monmouth, Ocean65 hr
Sep 7, 10:05 AM EDTRiver Flood WarningPHISussex, Warren60 hr
Sep 7, 10:05 AM EDTRiver Flood WarningPHIHunterdon, Warren67 hr
Sep 7, 10:05 AM EDTRiver Flood WarningPHIHunterdon, Mercer68 hr
Sep 7, 10:05 AM EDTRiver Flood WarningPHIHunterdon67 hr
Sep 7, 10:05 AM EDTRiver Flood WarningPHIHunterdon67 hr
Sep 7, 10:05 AM EDTRiver Flood WarningPHIHunterdon, Mercer64 hr
Sep 7, 10:05 AM EDTRiver Flood WarningPHIHunterdon, Mercer67 hr
Sep 7, 10:05 AM EDTRiver Flood WarningPHIMercer68 hr
Sep 7, 11:48 AM EDTCoastal Flood AdvisoryPHIBurlington, Camden, Cumberland, Gloucester, Salem18 hr
Sep 7, 7:39 PM EDTCoastal Flood WarningPHIBurlington, Camden, Gloucester6 hr
Sep 6, 10:31 PM EDTAreal Flood WarningPHIBerks, Lehigh15 hr
Sep 6, 11:13 PM EDTRiver Flood WarningPHIChester, Montgomery, Philadelphia3 days
Sep 6, 11:19 PM EDTRiver Flood WarningPHIMontgomery17 hr
Sep 7, 12:59 AM EDTRiver Flood WarningPHIChester, Delaware41 hr
Sep 7, 3:40 AM EDTRiver Flood WarningPHIMontgomery, Philadelphia54 hr
Sep 7, 3:47 AM EDTRiver Flood WarningPHIDelaware4 hr
Sep 7, 4:26 AM EDTRiver Flood WarningPHIBerks, Montgomery6 hr
Sep 7, 4:26 AM EDTRiver Flood WarningPHIMontgomery3 days
Sep 7, 9:48 AM EDTRiver Flood WarningPHILehigh, Northampton5 hr
Sep 7, 1:32 PM EDTSpecial Weather StatementPHIBerks58 min
Sep 7, 1:38 PM EDTSpecial Weather StatementPHILebanon52 min
Sep 7, 1:50 PM EDTAreal Flood AdvisoryPHIBerks17 min
Sep 7, 2:05 PM EDTFlash Flood WarningPHIBerks4 hr
Sep 7, 2:36 PM EDTSpecial Weather StatementPHIBerks54 min
Sep 7, 2:39 PM EDTSpecial Weather StatementPHIChester66 min
Sep 7, 3:06 PM EDTFlash Flood WarningPHIChester4 hr
Sep 7, 3:33 PM EDTFlash Flood WarningPHIBerks, Chester4 hr
Sep 7, 3:49 PM EDTSpecial Weather StatementPHIBerks, Chester56 min
Sep 7, 4:06 PM EDTRiver Flood WarningPHIBerks, Montgomery41 hr
Sep 7, 4:06 PM EDTRiver Flood WarningPHIBerks45 hr
Sep 7, 5:10 PM EDTAreal Flood AdvisoryPHIBerks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more3 hr
Sep 7, 6:07 PM EDTRiver Flood WarningPHIChester10 hr
Sep 7, 7:14 PM EDTAreal Flood AdvisoryPHIBerks65 min
Sep 7, 7:21 PM EDTAreal Flood WarningPHIBerks, Chester14 hr
Sep 7, 7:32 PM EDTSpecial Weather StatementPHIBerks58 min
Sep 6, 10:21 PM EDTFlash Flood WarningPHICaroline, Cecil, Kent, Queen Anne's, Talbot3 hr
Sep 7, 1:34 PM EDTSpecial Weather StatementPHICecil56 min
Sep 7, 4:40 PM EDTRiver Flood WarningPHICecil, Harford4 days
Sep 7, 6:34 PM EDTSpecial Weather StatementPHICecil, Kent, Queen Anne's56 min
Sep 7, 7:52 PM EDTSpecial Weather StatementPHIHarford53 min
Sep 7, 7:32 AM EDTRiver Flood WarningPHINew Castle3 hr

Nearby

Special Weather Statements in Pennsylvania, 2011Every special weather statement in 2011

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; radar from the NEXRAD Level II archive.