Alert archive / New Jersey / River Flood Warnings in 2018

River Flood Warning 1, NWS Philadelphia/Mount Holly

January 15, 2018Mercer County, New Jersey; Bucks County, Pennsylvania

NWS Philadelphia/Mount Holly issued this river flood warning at Jan 15, 2018, 7:59 AM EST for Mercer County, New Jersey; Bucks County, Pennsylvania. It took effect at Jan 15, 2018, 9:43 AM EST. It was in force for 25 hr.

The area

The outline as issued.

The facts

Issued: Jan 15, 2018, 7:59 AM EST (12:59 UTC)
In effect from: Jan 15, 2018, 9:43 AM EST
Expired: Jan 16, 2018, 10:38 AM EST
In force: 25 hr
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Flood severity: Minor

Counties Mercer County, NJ, Bucks County, PA

The radar

The Philadelphia radar (KDIX), 45 km from the middle of the area, began a volume at 13:02 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 Delaware River at Trenton (TREN4). The gauge peaked at 19.91 ft at Jan 15, 2018, 1:00 PM EST.

Action stage: 17 ft
Minor stage: 20 ft
Moderate stage: 23 ft
Major stage: 25 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01463500, 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.

603 
WGUS41 KPHI 151259
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mt Holly NJ
759 AM EST Mon Jan 15 2018

...The National Weather Service in Mount Holly NJ has issued a flood warning for
the following rivers in New Jersey...Pennsylvania...

  Delaware River At Trenton affecting Mercer and Bucks Counties

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...Do not attempt to drive through flooded areas. The water may be
deeper than you think.

&&

NJC021-PAC017-151859-
/O.NEW.KPHI.FL.W.0001.180115T1443Z-180116T1312Z/
/TREN4.1.ER.180115T1443Z.180116T0000Z.180116T0712Z.NO/
759 AM EST Mon Jan 15 2018

The National Weather Service in Mount Holly NJ has issued a 

* Flood Warning for 
  The Delaware River at Trenton.
* until Tuesday morning...Or until the warning is cancelled.
* At  7:45 AM Monday the stage was 19.9 feet.
* Flood stage is 20.0 feet.
* Minor flooding is forecast due to an ice jam.
* Multiple road closures are being reported along Route 29 in Trenton due 
  to flooding caused by this ice jam.


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

Delaware River
  Trenton                20.0   19.88  Mon 8 AM    20.5    Mon 7 PM 
 
&&
 
LAT...LON 4024 7486 4027 7481 4020 7472 4017 7477
                                      

$$
JRK/VM

4 follow-up statements

274 
WGUS81 KPHI 152120
FLSPHI
Flood Statement
National Weather Service Mt Holly NJ
420 PM EST Mon Jan 15 2018

...The Flood Warning continues for the following rivers in New Jersey...
Pennsylvania...

  Delaware River At Trenton affecting Mercer and Bucks Counties

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...Do not attempt to drive through flooded areas. The water may be
deeper than you think.

&&

NJC021-PAC017-160720-
/O.EXT.KPHI.FL.W.0001.000000T0000Z-180116T1800Z/
/TREN4.1.ER.180115T1604Z.180115T1615Z.180116T1200Z.NO/
420 PM EST Mon Jan 15 2018

The Flood Warning continues for
  The Delaware River at Trenton.
* At  4:00 PM Monday the stage was 19.8 feet.
* Flood stage is 20.0 feet.
* Minor flooding is forecast due to an ice jam. Multiple road closures are being reported along Route
  29 in Trenton due to flooding caused by this ice jam. Yardley, Morrisville, Ewing, Woodside and 
  White Horse may also experience flooding.  
* Forecast...The river is forecast to fluctuate near flood stage through tonight. 


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

Delaware River
  Trenton                20.0   19.76  Mon 4 PM    20.0    Mon 7 PM 
 
&&
 
LAT...LON 4024 7486 4027 7481 4020 7472 4017 7477
                                      

$$

Drag

115 
WGUS81 KPHI 160412
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
1112 PM EST Mon Jan 15 2018

...The Flood Warning continues for the Delaware River
at Trenton...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...Do not attempt to drive through flooded
areas. The water may be deeper than you think it is.

&&

NJC021-PAC017-161412-
/O.CON.KPHI.FL.W.0001.000000T0000Z-180116T1800Z/
/TREN4.1.ER.180115T1604Z.180115T1615Z.180116T1200Z.NO/
1112 PM EST Mon Jan 15 2018

The Flood Warning continues for
  The Delaware River at Trenton.
* At 10:30 PM Monday the river level was 19.07 feet.
* Flood stage is 20.0 feet.
* Minor flooding is forecast to continue due to an ice jam
  at Trenton with a number of roadways being affected,
  including Route 29 in Trenton. Minor flooding is expected
  along the river in Trenton, Yardley, Morrisville and Ewing
  Township. 
* Forecast...The river is forecast to fluctuate near flood
  stage into Tuesday.
 
  
                FLD    OBSERVED           FORECAST
 LOCATION       STG    STG   DAY TIME     CREST

Delaware River
  Trenton       20.0   19.07 Mon 1030 PM  20.0   Tue 5 AM 
 
&&
 
LAT...LON 4024 7486 4027 7481 4020 7472 4017 7477
                                      

$$

Iovino

969 
WGUS81 KPHI 160640
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
140 AM EST Tue Jan 16 2018

...The Flood Warning continues for the Delaware River
at Trenton...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...Do not attempt to drive through flooded
areas. The water may be deeper than you think it is.

&&

NJC021-PAC017-161640-
/O.CON.KPHI.FL.W.0001.000000T0000Z-180116T1800Z/
/TREN4.1.ER.180115T1604Z.180115T1615Z.180116T1200Z.NO/
140 AM EST Tue Jan 16 2018

The Flood Warning continues for
  the Delaware River at Trenton.
* At 1:30 AM the river level was 18.46 feet.
* Flood stage is 20.0 feet.
* Minor flooding is forecast to continue due to an ice jam
  at Trenton with a number of roadways being affected,
  including Route 29 in Trenton. Minor flooding is expected
  along the river in Trenton, Yardley, Morrisville and Ewing
  Township. 
* Forecast...The river is forecast to fluctuate near flood
  stage today.
 
  
                FLD    OBSERVED           FORECAST
 LOCATION       STG    STG   DAY TIME     CREST

Delaware River
  Trenton       20.0   18.46 Tue 130 AM   Crested 
 
&&
 
LAT...LON 4024 7486 4027 7481 4020 7472 4017 7477
                                      

$$

Iovino

420 
WGUS81 KPHI 161538
FLSPHI
Flood Statement
National Weather Service Mt Holly NJ
1038 AM EST Tue Jan 16 2018

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

  Delaware River At Trenton affecting Mercer and Bucks Counties

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SAFETY MESSAGE...Do not attempt to drive through flooded areas.
The water may be deeper than you think.

&&

NJC021-PAC017-161608-
/O.CAN.KPHI.FL.W.0001.000000T0000Z-180116T1800Z/
/TREN4.1.ER.180115T1604Z.180115T1615Z.180115T1627Z.NO/
1038 AM EST Tue Jan 16 2018

The Flood Warning is cancelled for
  The Delaware River at Trenton.
* At 10:15 AM Tuesday the stage was 18.4 feet.
* Flood stage is 20.0 feet.
* Crested at 19.9 feet on Monday.
* Forecast...The river will continue to fall to 17.6 feet by
  tomorrow morning.


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG    DAY TIME    CREST

Delaware River
  Trenton                20.0   18.44  Tue 10 AM   Crested 
 
&&
 
LAT...LON 4024 7486 4027 7481 4020 7472 4017 7477
                                      

$$

Kruzdlo

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 15, 5:28 AM EST	Areal Flood Warning	PHI	Mercer	12 hr
Jan 15, 3:13 PM EST	Winter Weather Advisory	PHI	Hunterdon, Morris, Somerset, Sussex, Warren	44 hr

Nearby

River Flood Warnings in New Jersey, 2018 River Flood Warnings in Pennsylvania, 2018 Every river flood warning in 2018

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.