Alert archive / New Jersey / River Flood Warnings in 2010

River Flood Warning 50, NWS Philadelphia/Mount Holly

March 30, 2010Somerset County, New Jersey

NWS Philadelphia/Mount Holly issued this river flood warning at Mar 30, 2010, 10:09 AM EDT for Somerset County, New Jersey. It took effect at Mar 30, 2010, 7:00 PM EDT. It was in force for 39 hr.

The area

The counties it named.

The facts

Issued: Mar 30, 2010, 10:09 AM EDT (14:09 UTC)
In effect from: Mar 30, 2010, 7:00 PM EDT
Expired: Apr 1, 2010, 9:39 AM EDT
In force: 39 hr
Issued by: NWS Philadelphia/Mount Holly
Flood severity: Moderate

County Somerset County, NJ

The radar

The Philadelphia radar (KDIX), 71 km from the middle of the area, began a volume at 14:13 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 Millstone River at Blackwells Mills (BKWN4). The gauge peaked at 11.89 ft at Mar 31, 2010, 7:00 AM EDT.

Action stage: 7 ft
Minor stage: 9 ft
Moderate stage: 10 ft
Major stage: 15 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01402000, 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.

828 
WGUS41 KPHI 301409
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1009 AM EDT TUE MAR 30 2010

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

  MILLSTONE RIVER AT BLACKWELLS MILLS AFFECTING SOMERSET COUNTY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-302009-
/O.NEW.KPHI.FL.W.0050.100331T0000Z-100401T1240Z/
/BKWN4.2.ER.100331T0000Z.100331T1200Z.100401T0640Z.NO/
1009 AM EDT TUE MAR 30 2010

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* FROM THIS EVENING TO THURSDAY MORNING...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 9:15 AM TUESDAY THE STAGE WAS 8.0 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS FORECAST. 
* FORECAST...RISE ABOVE FLOOD STAGE BY THIS EVENING AND CONTINUE TO RISE
  TO NEAR 10.4 FEET BY TOMORROW MORNING. THE RIVER WILL FALL BELOW FLOOD
  STAGE BY EARLY THURSDAY MORNING.
* IMPACT...AT 10.0 FEET...THE D&R CANAL IS FLOODED BY THE MILLSTONE RIVER.

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILL  9.0    8.04  TUE 9 AM    10.4  WED 8 AM 

&&

8 follow-up statements

149 
WGUS81 KPHI 301948
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
348 PM EDT TUE MAR 30 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN NEW JERSEY...
 
  MILLSTONE RIVER AT BLACKWELLS MILLS AFFECTING SOMERSET COUNTY 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-310548-
/O.EXT.KPHI.FL.W.0050.100330T2300Z-100401T1236Z/
/BKWN4.2.ER.100330T2300Z.100331T1200Z.100401T0636Z.NO/
348 PM EDT TUE MAR 30 2010

THE FLOOD WARNING CONTINUES FOR
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* FROM THIS EVENING TO THURSDAY MORNING...OR UNTIL THE WARNING IS 
  CANCELLED.
* AT 3:15 PM TUESDAY THE STAGE WAS 8.8 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY THIS EVENING AND CONTINUE TO RISE
  TO NEAR 10.3 FEET BY TOMORROW MORNING. THE RIVER WILL FALL BELOW FLOOD
  STAGE BY EARLY THURSDAY MORNING.
* IMPACT...AT 10.0 FEET...THE D&R CANAL IS FLOODED BY THE MILLSTONE RIVER.

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILL  9.0    8.77  TUE 3 PM    10.3  WED 8 AM 

&&

253 
WGUS81 KPHI 310228
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1028 PM EDT TUE MAR 30 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN NEW JERSEY...
 
  MILLSTONE RIVER AT BLACKWELLS MILLS AFFECTING SOMERSET COUNTY 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-311228-
/O.EXT.KPHI.FL.W.0050.000000T0000Z-100401T2200Z/
/BKWN4.2.ER.100330T2000Z.100331T1200Z.100401T1600Z.NO/
1028 PM EDT TUE MAR 30 2010

THE FLOOD WARNING CONTINUES FOR
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* AT 10:15 PM TUESDAY THE STAGE WAS 11.0 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 12.1 FEET BY EARLY 
  TUESDAY AFTERNOON. THE RIVER WILL FALL BELOW FLOOD STAGE THURSDAY 
  EARLY AFTERNOON.
* IMPACT...AT 13.0 FEET...WASHINGTON STREET AND SEVERAL BUSINESSES ARE 
  FLOODED

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILL  9.0   10.99  TUE 10 PM   12.1  WED 8 AM 

&&

521 
WGUS81 KPHI 310912
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
512 AM EDT WED MAR 31 2010

...THE FLOOD WARNING CONTINUES FOR THE MILLSTONE RIVER...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-311912-
/O.CON.KPHI.FL.W.0050.000000T0000Z-100401T2200Z/
/BKWN4.2.ER.100330T2000Z.100331T1200Z.100401T1600Z.NO/
512 AM EDT WED MAR 31 2010

THE FLOOD WARNING CONTINUES FOR
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* AT 4:45 AM THE STAGE WAS 11.8 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING AND IT SHOULD CREST NEAR
  12.0 FEET THIS MORNING. THE RIVER IS EXPECTED TO FALL BACK BELOW 
  FLOOD STAGE AROUND MIDDAY THURSDAY.

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILL  9.0   11.83  WED 5 AM    12.0  WED 8 AM 

&&

IOVINO

787 
WGUS81 KPHI 311404
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1004 AM EDT WED MAR 31 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN NEW JERSEY...
 
  MILLSTONE RIVER AT BLACKWELLS MILLS AFFECTING SOMERSET COUNTY 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-010004-
/O.EXT.KPHI.FL.W.0050.000000T0000Z-100401T2000Z/
/BKWN4.2.ER.100330T2000Z.100331T1230Z.100401T1400Z.NO/
1004 AM EDT WED MAR 31 2010

THE FLOOD WARNING CONTINUES FOR
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* AT 9:45 AM WEDNESDAY THE STAGE WAS 11.8 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY 
  LATE TOMORROW MORNING.
* IMPACT...AT 13.0 FEET...WASHINGTON STREET AND SEVERAL BUSINESSES ARE 
  FLOODED

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILL  9.0   11.83  WED 10 AM   11.8  WED 2 PM 

&&

988 
WGUS81 KPHI 311937
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
337 PM EDT WED MAR 31 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN NEW JERSEY...
 
  MILLSTONE RIVER AT BLACKWELLS MILLS AFFECTING SOMERSET COUNTY 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-010537-
/O.EXT.KPHI.FL.W.0050.000000T0000Z-100401T1900Z/
/BKWN4.2.ER.100330T2000Z.100331T1230Z.100401T1300Z.NO/
337 PM EDT WED MAR 31 2010

THE FLOOD WARNING CONTINUES FOR
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* AT 3:15 PM WEDNESDAY THE STAGE WAS 11.5 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY 
  LATE TOMORROW MORNING.
* IMPACT...AT 10.0 FEET...THE D&R CANAL IS FLOODED BY THE MILLSTONE 
  RIVER.

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILL  9.0   11.49  WED 3 PM      11.1  WED 8 PM 

&&

344 
WGUS81 KPHI 010003
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
803 PM EDT WED MAR 31 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN NEW JERSEY...
 
  MILLSTONE RIVER AT BLACKWELLS MILLS AFFECTING SOMERSET COUNTY 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-011003-
/O.EXT.KPHI.FL.W.0050.000000T0000Z-100401T1836Z/
/BKWN4.2.ER.100330T2000Z.100331T1230Z.100401T1236Z.NO/
803 PM EDT WED MAR 31 2010

THE FLOOD WARNING CONTINUES FOR
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* AT  7:45 PM WEDNESDAY THE STAGE WAS 10.8 FEET AND FALLING. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO FALL AND BE BELOW FLOOD STAGE 
  DURING THURSDAY MORNING.
* IMPACT...AT 10.0 FEET...THE D&R CANAL IS FLOODED BY THE MILLSTONE RIVER.

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILLS 9.0   10.76  WED 8 PM      CRESTED AT 11.89 FEET, NOW FALLING.
                                               

&&

015 
WGUS81 KPHI 010821
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
421 AM EDT THU APR 1 2010

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN NEW JERSEY...
 
  MILLSTONE RIVER AT BLACKWELLS MILLS AFFECTING SOMERSET COUNTY 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-011800-
/O.EXT.KPHI.FL.W.0050.000000T0000Z-100401T1800Z/
/BKWN4.2.ER.100330T2000Z.100331T1230Z.100401T1200Z.NO/
421 AM EDT THU APR 1 2010

THE FLOOD WARNING CONTINUES FOR
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* AT  3:45 AM THURSDAY THE STAGE WAS 9.6 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* FORECAST...THE RIVER WILL CONTINUE TO FALL BELOW FLOOD STAGE LATER 
  THIS MORNING.

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILL  9.0    9.62  THU 4 AM     CRESTED AND FALLING 

&&

868 
WGUS81 KPHI 011339
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
939 AM EDT THU APR 1 2010

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN NEW 
JERSEY...
 
  MILLSTONE RIVER AT BLACKWELLS MILLS AFFECTING SOMERSET COUNTY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

NJC035-011409-
/O.CAN.KPHI.FL.W.0050.000000T0000Z-100401T1800Z/
/BKWN4.2.ER.100330T2000Z.100331T1230Z.100401T1203Z.NO/
939 AM EDT THU APR 1 2010

THE FLOOD WARNING IS CANCELLED FOR
  THE MILLSTONE RIVER AT BLACKWELLS MILLS.
* AT 9:15 AM THURSDAY THE STAGE WAS 8.8 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* FELL BELOW FLOOD STAGE AT 8:03 AM THURSDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 4.8 FEET BY TOMORROW 
  MORNING.
* IMPACT...AT 10.0 FEET...THE D&R CANAL IS FLOODED BY THE MILLSTONE RIVER.

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

MILLSTONE RIVER
  BLACKWELLS MILL  9.0    8.84  THU 9 AM     8.0  THU 2 PM 

&&

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 2:32 AM EDT	Areal Flood Warning	PHI	Salem	12 hr
Mar 30, 4:15 AM EDT	River Flood Warning	PHI	Essex, Morris, Passaic	6 days
Mar 30, 4:15 AM EDT	River Flood Warning	PHI	Essex, Passaic	5 days
Mar 30, 10:04 AM EDT	River Flood Warning	PHI	Morris, Somerset	69 hr
Mar 30, 10:16 AM EDT	River Flood Warning	PHI	Morris, Passaic	39 hr
Mar 30, 1:35 PM EDT	Areal Flood Warning	PHI	Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more	8 hr
Mar 30, 1:51 PM EDT	Areal Flood Warning	PHI	Burlington, Camden, Gloucester, Salem	8 hr
Mar 30, 2:13 PM EDT	Areal Flood Warning	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more	24 hr
Mar 30, 3:03 PM EDT	Small Craft Advisory	PHI		21 hr
Mar 30, 3:18 PM EDT	River Flood Warning	PHI	Mercer	8 hr
Mar 30, 3:28 PM EDT	River Flood Warning	PHI	Morris, Passaic	33 hr
Mar 30, 3:28 PM EDT	River Flood Warning	PHI	Bergen, Morris, Passaic	13 hr
Mar 30, 3:33 PM EDT	River Flood Warning	PHI	Middlesex, Somerset	19 hr
Mar 30, 7:16 PM EDT	River Flood Warning	PHI	Morris	24 hr

Nearby

River Flood Warnings in New Jersey, 2010 Every river flood warning in 2010

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.