Alert archive / New Jersey / River Flood Warnings in 2020

River Flood Warning 69, NWS Philadelphia/Mount Holly

December 25, 2020Hunterdon County, Somerset County, New Jersey

NWS Philadelphia/Mount Holly issued this river flood warning at Dec 25, 2020, 2:26 PM EST for Hunterdon County, Somerset County, New Jersey. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued: Dec 25, 2020, 2:26 PM EST (19:26 UTC)
Expired: Dec 25, 2020, 5:27 PM EST
In force: 3 hr
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Flood severity: Minor

Counties Hunterdon County, NJ, Somerset County, NJ

The radar

The Philadelphia radar (KDIX), 77 km from the middle of the area, began a volume at 19:27 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 South Branch Raritan River at Stanton (STTN4). The gauge peaked at 8.24 ft at Dec 25, 2020, 5:00 AM EST.

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.

The text

As transmitted.

473 
WGUS41 KPHI 251926
FLWPHI

BULLETIN - EAS ACTIVATION REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
226 PM EST Fri Dec 25 2020

...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 Somerset and 
  Hunterdon Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around...don't drown when encountering flooded roads. Most 
flood deaths occur in vehicles.

Additional information is available at www.weather.gov/phi.


NJC019-035-260200-
/O.NEW.KPHI.FL.W.0069.201225T1926Z-201226T0153Z/
/STTN4.1.ER.201225T1730Z.000000T0000Z.201225T1952Z.NO/
226 PM EST Fri Dec 25 2020

The National Weather Service in Mount Holly has issued a

* Flood Warning for
  the South Branch Raritan River At Stanton.
* From this afternoon to this evening.
* At 2:15 PM EST Friday the stage was 8.1 feet.
* Flood stage is 8.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 2:15 PM EST Friday was 8.3 feet.
* Forecast...The river is expected to fall below flood stage this 
  afternoon and continue falling to 3.6 feet Monday morning.
* Impact at 5.0 feet...Minor low land flooding downstream of gauge. 
  Impact at 8.0 feet...Right bank and approach to bridge is flooded.
* Flood History...This crest compares to a previous crest of 8.1 
  feet on 04/17/2011.

&&


Stream          Fld   Observed        Fcsts (1 pm)        Crest
Location        Stg   Stg Day/Time    Sat  Sun        Stg Time Date

South Branch Rar
Stanton         8.0   8.1  Fri 2 pm   5.0  3.8        Near Crest   





&&

LAT...LON 4061 7495 4063 7488 4054 7481 4053 7473
      4046 7475 4050 7487

$$

Kruzdlo

1 follow-up statement

004 
WGUS81 KPHI 252227
FLSPHI

Flood Statement
National Weather Service Mount Holly NJ
527 PM EST Fri Dec 25 2020

...The Flood Warning is cancelled for the following river in New 
Jersey...

  South Branch Raritan River At Stanton affecting Somerset and 
  Hunterdon Counties.

NJC019-035-252330-
/O.CAN.KPHI.FL.W.0069.000000T0000Z-201225T2227Z/
/STTN4.1.ER.201225T1730Z.000000T0000Z.201225T1952Z.NO/
527 PM EST Fri Dec 25 2020

...The Flood Warning for the South Branch Raritan River At Stanton 
has been cancelled...

The Flood Warning is cancelled for
  the South Branch Raritan River At Stanton.
* At 5:15 PM EST Friday the stage was 7.8 feet.
* Flood stage is 8.0 feet.
* Forecast...The river is expected to continue falling.

&&


Stream          Fld   Observed        Fcsts (7 pm)        Crest
Location        Stg   Stg Day/Time    Sat  Sun        Stg Time Date

South Branch Rar
Stanton         8.0   7.8  Fri 5 pm   4.6  3.7        Crested   





&&

LAT...LON 4061 7495 4063 7488 4054 7481 4053 7473
      4046 7475 4050 7487

$$

Iovino

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 24, 8:39 PM EST	Areal Flood Advisory	PHI	Cumberland, Gloucester, Salem	6 hr
Dec 24, 9:08 PM EST	Coastal Flood Advisory	PHI	Burlington, Camden	14 hr
Dec 24, 9:16 PM EST	Areal Flood Advisory	PHI	Hunterdon, Warren	3 hr
Dec 24, 9:38 PM EST	Areal Flood Warning	PHI	Camden	14 hr
Dec 24, 11:10 PM EST	Areal Flood Advisory	PHI	Burlington, Camden, Gloucester, Salem	4 hr
Dec 24, 11:48 PM EST	Areal Flood Warning	PHI	Hunterdon, Mercer, Morris, Somerset, Warren	15 hr
Dec 25, 12:00 AM EST	Areal Flood Warning	PHI	Middlesex, Somerset	6 hr
Dec 25, 12:03 AM EST	Coastal Flood Statement	PHI	Ocean	12 hr
Dec 25, 1:37 AM EST	Areal Flood Advisory	PHI	Morris, Sussex, Warren	10 hr
Dec 25, 1:56 AM EST	Areal Flood Warning	PHI	Burlington, Camden	7 hr
Dec 25, 2:05 AM EST	River Flood Warning	PHI	Hunterdon, Somerset	4 hr
Dec 25, 3:22 AM EST	Gale Warning	PHI		6 hr
Dec 25, 3:22 AM EST	Small Craft Advisory	PHI		51 hr
Dec 25, 5:43 AM EST	Areal Flood Advisory	PHI	Mercer, Middlesex, Somerset	3 hr
Dec 25, 7:25 AM EST	River Flood Warning	PHI	Morris, Passaic	37 hr
Dec 25, 11:27 AM EST	Areal Flood Warning	PHI	Sussex, Warren	16 hr
Dec 25, 12:17 PM EST	River Flood Warning	PHI	Middlesex, Somerset	9 hr
Dec 25, 12:53 PM EST	Coastal Flood Statement	PHI	Burlington, Ocean	4 hr
Dec 25, 2:11 PM EST	River Flood Warning	PHI	Middlesex, Somerset	7 hr
Dec 25, 2:12 PM EST	River Flood Warning	PHI	Somerset	20 hr
Dec 25, 6:25 PM EST	River Flood Warning	PHI	Morris	21 hr

Nearby

River Flood Warnings in New Jersey, 2020 Every river flood warning in 2020

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.