River Flood Warning 206, NWS Philadelphia/Mount Holly

Issued

Nov 23, 2011, 6:12 AM EST (11:12 UTC)

In effect from

Nov 23, 2011, 7:00 AM EST

Expired

Nov 23, 2011, 11:40 AM EST

In force

5 hr

Issued by

NWS Philadelphia/Mount Holly

Flood severity

Minor

Counties Hunterdon County, NJ, Somerset County, NJ

The Philadelphia radar (KDIX), 75 km from the middle of the area, began a volume at 11:12 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.

Written for the forecast point South Branch Raritan River at Stanton (STTN4).

Action stage

7 ft

Minor stage

8 ft

Moderate stage

10 ft

Major stage

12 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01397000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

733 
WGUS41 KPHI 231112
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
612 AM EST WED NOV 23 2011

...THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A FLOOD 
WARNING FOR THE FOLLOWING RIVERS IN NEW JERSEY... 

  SOUTH BRANCH RARITAN RIVER AT STANTON AFFECTING HUNTERDON AND SOMERSET
  COUNTIES

...FORECAST FLOODING CHANGED FROM MINOR TO MODERATE SEVERITY FOR THE 
FOLLOWING RIVERS IN PENNSYLVANIA...
  PERKIOMEN CREEK AT GRATERFORD AFFECTING MONTGOMERY COUNTY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...DO NOT ATTEMPT TO DRIVE THROUGH FLOODED AREAS. THE 
WATER MAY BE DEEPER THAN YOU THINK.

&&

PAC091-231712-
/O.EXT.KPHI.FL.W.0203.000000T0000Z-111124T0120Z/
/GRAP1.2.ER.111123T0910Z.111123T1500Z.111123T1920Z.NO/
612 AM EST WED NOV 23 2011

...FORECAST FLOODING INCREASED FROM MINOR TO MODERATE SEVERITY...
THE FLOOD WARNING CONTINUES FOR 
  THE PERKIOMEN CREEK AT GRATERFORD.
* UNTIL THIS EVENING...OR UNTIL THE WARNING IS CANCELLED.
* AT 5:15 AM WEDNESDAY THE STAGE WAS 11.9 FEET. 
* FLOOD STAGE IS 11.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 13.0 FEET BY LATE 
  THIS MORNING. THE RIVER WILL FALL BELOW FLOOD STAGE THIS AFTERNOON.
* IMPACT...AT 13.0 FEET...SEWAGE TREATMENT PLANT IN SWENKSVILLE FLOODED

$$

NJC019-035-231711-
/O.NEW.KPHI.FL.W.0206.111123T1200Z-111124T0600Z/
/STTN4.1.ER.111123T1200Z.111123T1800Z.111124T0000Z.NO/
612 AM EST WED NOV 23 2011

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE SOUTH BRANCH RARITAN RIVER AT STANTON.
* UNTIL LATE TONIGHT...OR UNTIL THE WARNING IS CANCELLED.
* AT 5:15 AM WEDNESDAY THE STAGE WAS 7.5 FEET. 
* FLOOD STAGE IS 8.0 FEET. 
* MINOR FLOODING IS FORECAST. 
* FORECAST...RISE ABOVE FLOOD STAGE BY THIS MORNING AND CONTINUE TO RISE
  TO NEAR 9.0 FEET BY THIS AFTERNOON. THE RIVER WILL FALL BELOW FLOOD 
  STAGE BY THIS EVENING.
* IMPACT...AT 10.0 FEET...HOUSES DOWNSTREAM BEGIN TO TAKE ON WATER.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

RARITAN RIVER
  STANTON          8.0    7.50  WED 5 AM      9.0    WED 1 PM 

PERKIOMEN CREEK
  GRATERFORD       11.0   11.94  WED 5 AM    13.0    WED 10 AM

&&

030 
WGUS81 KPHI 231640
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1140 AM EST WED NOV 23 2011

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN 
PENNSYLVANIA...NEW JERSEY...
 
  NESHAMINY CREEK AT LANGHORNE AFFECTING BUCKS COUNTY
  SOUTH BRANCH RARITAN RIVER AT STANTON AFFECTING HUNTERDON AND 
  SOMERSET COUNTIES

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...DO NOT ATTEMPT TO DRIVE THROUGH FLOODED AREAS. THE 
WATER MAY BE DEEPER THAN YOU THINK.

&&

PAC017-231710-
/O.CAN.KPHI.FL.W.0202.000000T0000Z-111123T2100Z/
/LNGP1.1.ER.111123T0755Z.111123T1145Z.111123T1400Z.NO/
1140 AM EST WED NOV 23 2011

THE FLOOD WARNING IS CANCELLED FOR
  THE NESHAMINY CREEK AT LANGHORNE.
* AT 11:15 AM WEDNESDAY THE STAGE WAS 8.6 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* FELL BELOW FLOOD STAGE AT 9:00 AM WEDNESDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 4.2 FEET BY TOMORROW 
  MORNING.
* IMPACT...AT 9.0 FEET...FLOOD STAGE REACHED WITH SOME HOMES FLOODED IN 
  LANGHORNE TERRACE

$$

NJC019-035-231710-
/O.CAN.KPHI.FL.W.0206.000000T0000Z-111124T0600Z/
/STTN4.1.ER.111123T1152Z.111123T1245Z.111123T1337Z.NO/
1140 AM EST WED NOV 23 2011

THE FLOOD WARNING IS CANCELLED FOR
  THE SOUTH BRANCH RARITAN RIVER AT STANTON.
* AT 11:15 AM WEDNESDAY THE STAGE WAS 6.8 FEET. 
* FLOOD STAGE IS 8.0 FEET. 
* FELL BELOW FLOOD STAGE AT 8:37 AM WEDNESDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 5.4 FEET BY TOMORROW 
  MORNING.
* IMPACT...AT 8.0 FEET...RIGHT BANK AND APPROACH TO BRIDGE FLOODED.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

RARITAN RIVER
  STANTON          8.0    6.83  WED 11 AM     CRESTED AND FALLING 

NESHAMINY CREEK
  LANGHORNE        9.0    8.64  WED 11 AM     CRESTED AND FALLING 

&&

River Flood Warnings in New Jersey, 2011Every river flood warning in 2011

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.