Flash Flood Warning 17, NWS Philadelphia/Mount Holly

Issued

Jul 29, 2009, 2:32 PM EDT (18:32 UTC)

Expired

Jul 29, 2009, 8:30 PM EDT

In force

6 hr

Issued by

NWS Philadelphia/Mount Holly

Area

Storm-based polygon

Flood severity

None

Counties Sussex County, NJ, Monroe County, PA

The Philadelphia radar (KDIX), 142 km from the middle of the area, began a volume at 18:35 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.

000 
WGUS51 KPHI 291832
FFWPHI
NJC037-PAC089-292230-
/O.NEW.KPHI.FF.W.0017.090729T1832Z-090729T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
232 PM EDT WED JUL 29 2009

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EAST CENTRAL MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
  NORTHERN SUSSEX COUNTY IN NORTHWEST NEW JERSEY...

* UNTIL 630 PM EDT

* AT 227 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HIGH
  POINT...HAINESVILLE...VERNON VALLEY AND SUSSEX

PRECAUTIONARY/PREPAREDNESS ACTIONS...

UP TO TWO INCHES OF RAIN HAVE ALREADY FALLEN ACROSS THE WARNED AREA 
AND MORE IS EXPECTED. 

ALTHOUGH THE THUNDERSTORMS RESPONSIBLE FOR THE FLOODING ARE RAPIDLY 
MOVING, HOURLY RAINFALL RATES ARE BETWEEN THREE AND FOUR INCHES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.


&&

LAT...LON 4121 7440 4107 7495 4108 7497 4106 7501
      4102 7513 4115 7511 4113 7507 4109 7503
      4111 7495 4120 7488 4127 7484 4132 7479
      4135 7471 4135 7468

$$

KRUZDLO

000 
WGUS51 KPHI 292224
FFWPHI
NJC037-PAC089-300030-
/O.EXT.KPHI.FF.W.0017.000000T0000Z-090730T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
624 PM EDT WED JUL 29 2009

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  EAST CENTRAL MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
  NORTHERN SUSSEX COUNTY IN NORTHWEST NEW JERSEY...

* UNTIL 830 PM EDT

* AT 623 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED   
HEAVY RAINFALL OVER PORTIONS OF THE THE WARNED AREA CAPABLE OF 
PRODUCING FLASH FLOODING.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HIGH
  POINT...HAINESVILLE...VERNON VALLEY AND SUSSEX

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 4121 7440 4107 7495 4108 7497 4106 7501
      4102 7513 4115 7511 4113 7507 4109 7503
      4111 7495 4120 7488 4127 7484 4132 7479
      4135 7471 4135 7468

$$

KRUZDLO

000 
WGUS71 KPHI 300022
FFSPHI

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
822 PM EDT WED JUL 29 2009

NJC037-PAC089-300031-
/O.EXP.KPHI.FF.W.0017.000000T0000Z-090730T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SUSSEX NJ-MONROE PA-
822 PM EDT WED JUL 29 2009

...THE FLASH FLOOD WARNING WILL EXPIRE AT 830 PM EDT FOR EAST CENTRAL
MONROE AND NORTHERN SUSSEX COUNTIES...

ALTHOUGH MORE SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS EVENING, 
FLASH FLOODING IS NO LONGER EXPECTED.


LAT...LON 4121 7440 4107 7495 4108 7497 4106 7501
      4102 7513 4115 7511 4113 7507 4109 7503
      4111 7495 4120 7488 4127 7484 4132 7479
      4135 7471 4135 7468

$$

KRUZDLO

Flash Flood Warnings in New Jersey, 2009Flash Flood Warnings in Pennsylvania, 2009Every flash flood warning in 2009

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.