Alert archive / New Jersey / River Flood Warnings in 2011

River Flood Warning 224, NWS Philadelphia/Mount Holly

December 8, 2011Morris County, Passaic County, New Jersey

NWS Philadelphia/Mount Holly issued this river flood warning at Dec 8, 2011, 5:14 AM EST for Morris County, Passaic County, New Jersey. It took effect at Dec 8, 2011, 11:00 AM EST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 8, 2011, 5:14 AM EST (10:14 UTC)
In effect from
Dec 8, 2011, 11:00 AM EST
Expired
Dec 8, 2011, 10:33 AM EST
In force
Issued by
NWS Philadelphia/Mount Holly
Flood severity
Minor

Counties Morris County, NJ, Passaic County, NJ

The radar

The Philadelphia radar (KDIX), 111 km from the middle of the area, began a volume at 10:16 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 river

Written for the forecast point Pequannock River at Macopin (MCPN4). The gauge peaked at 5.22 ft at Dec 8, 2011, 5:00 PM EST.

actionminormoderate3456712/0812/09
Action stage
5 ft
Minor stage
5.5 ft
Moderate stage
6.5 ft
Major stage
7.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01382500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

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

790 
WGUS41 KPHI 081014
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
514 AM EST THU DEC 8 2011

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

  PEQUANNOCK RIVER BELOW MACOPIN DAM AFFECTING MORRIS AND PASSAIC 
  COUNTIES
  WANAQUE RIVER AT WANAQUE DAM AFFECTING PASSAIC COUNTY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC027-031-081614-
/O.NEW.KPHI.FL.W.0224.111208T1600Z-111210T0000Z/
/MCPN4.1.ER.111208T1600Z.111209T0000Z.111209T1800Z.NO/
514 AM EST THU DEC 8 2011

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE PEQUANNOCK RIVER BELOW MACOPIN DAM.
* FROM THIS MORNING TO FRIDAY EVENING...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 4:15 AM THURSDAY THE STAGE WAS 5.0 FEET. 
* FLOOD STAGE IS 5.5 FEET. 
* MINOR FLOODING IS FORECAST. 
* FORECAST...RISE ABOVE FLOOD STAGE BY LATE THIS MORNING AND CONTINUE TO
  RISE TO NEAR 5.8 FEET BY THIS EVENING. THE RIVER WILL FALL BELOW FLOOD
  STAGE BY EARLY TOMORROW AFTERNOON.
* IMPACT...AT 5.5 FEET...ROAD CLOSURES BEGIN IN BOTH BUTLER AND 
  BLOOMINGDALE DUE TO FLOODING.

$$

NJC031-081614-
/O.NEW.KPHI.FL.W.0225.111208T1014Z-000000T0000Z/
/WNQN4.1.ER.111208T0656Z.111209T0600Z.000000T0000Z.NO/
514 AM EST THU DEC 8 2011

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE WANAQUE RIVER AT WANAQUE DAM.
* UNTIL FURTHER NOTICE...OR UNTIL THE WARNING IS CANCELLED.
* AT 4:00 AM THURSDAY THE STAGE WAS 5.3 FEET. 
* FLOOD STAGE IS 5.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE TO NEAR 5.8 FEET TONIGHT
  THEN BEGIN FALLING.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG   DAY TIME      CREST

PEQUANNOCK RIVER
  MACOPIN DAM      5.5    5.01  THU 4 AM      5.8    THU 7 PM 

WANAQUE RIVER 
  WANAQUE DAM      5.0    5.27  THU 4 AM      5.8    FRI 1 AM 

&&
1 follow-up statement
556 
WGUS81 KPHI 081533
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1033 AM EST THU DEC 8 2011

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN NEW 
JERSEY...
 
  PEQUANNOCK RIVER BELOW MACOPIN DAM AFFECTING MORRIS AND PASSAIC 
  COUNTIES

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC027-031-081603-
/O.CAN.KPHI.FL.W.0224.000000T0000Z-111210T0000Z/
/MCPN4.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1033 AM EST THU DEC 8 2011

THE FLOOD WARNING IS CANCELLED FOR
  THE PEQUANNOCK RIVER BELOW MACOPIN DAM.
* AT 10:15 AM THURSDAY THE STAGE WAS 5.1 FEET. 
* FLOOD STAGE IS 5.5 FEET. 
* FORECAST...THE RIVER WILL CREST BELOW FLOOD STAGE AT 5.3 FEET THIS 
  EVENING.
* IMPACT...AT 5.5 FEET...ROAD CLOSURES BEGIN IN BOTH BUTLER AND 
  BLOOMINGDALE DUE TO FLOODING.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG   DAY TIME      CREST

PEQUANNOCK RIVER
  MACOPIN DAM      5.5    5.11  THU 10 AM     5.3    THU 7 PM 

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 7, 7:10 PM ESTAreal Flood AdvisoryPHIHunterdon, Mercer, Middlesex, Morris, Somerset6 hr
Dec 7, 8:04 PM ESTAreal Flood WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset18 hr
Dec 7, 8:15 PM ESTAreal Flood WarningPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 3 more17 hr
Dec 7, 10:12 PM ESTRiver Flood WarningPHIMercer7 hr
Dec 8, 1:58 AM ESTAreal Flood WarningPHISussex, Warren5 hr
Dec 8, 4:50 AM ESTRiver Flood WarningPHISomerset31 hr
Dec 8, 5:14 AM ESTRiver Flood WarningPHIPassaic27 hr
Dec 8, 7:01 AM ESTSmall Craft AdvisoryPHI6 hr
Dec 8, 8:05 AM ESTRiver Flood WarningPHIMiddlesex, Somerset8 hr
Dec 8, 9:47 AM ESTRiver Flood WarningPHIMiddlesex, Somerset9 hr
Dec 8, 11:36 AM ESTRiver Flood WarningPHIMorris24 hr
Dec 8, 12:45 PM ESTRiver Flood WarningPHIBergen, Morris, Passaic3 hr
Dec 8, 1:55 PM ESTAreal Flood WarningPHIMorris62 hr

Nearby

River Flood Warnings in New Jersey, 2011Every river flood warning 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; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.