Alert archive / New Jersey / River Flood Warnings in 2023
River Flood Warning 89, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Dec 28, 2023, 11:02 AM EST for Middlesex County, Somerset County, New Jersey. It was in force for 15 hr.
The area
The outline as issued.
The facts
- Issued
- Dec 28, 2023, 11:02 AM EST (16:02 UTC)
- Expired
- Dec 29, 2023, 2:02 AM EST
- In force
- 15 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Middlesex County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 65 km from the middle of the area, began a volume at 16:04 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 Raritan River at Bound Brook (BDKN4). The gauge peaked at 29.62 ft at Dec 28, 2023, 7:00 PM EST.
- Action stage
- 26 ft
- Minor stage
- 28 ft
- Moderate stage
- 30 ft
- Major stage
- 33 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 01403060, 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.
596
WGUS41 KPHI 281602
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
1102 AM EST Thu Dec 28 2023
...The National Weather Service in Mount Holly NJ has issued a Flood
Warning for the following rivers in New Jersey...
Raritan River At Bound Brook affecting Somerset and Middlesex
Counties.
For the Raritan River...including Stanton, Raritan, Manville, Bound
Brook...Moderate flooding is forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
Additional information is available at www.weather.gov/phi.
The next statement will be issued this evening at 1115 PM EST.
&&
NJC023-035-290415-
/O.NEW.KPHI.FL.W.0089.231228T1602Z-231229T1100Z/
/BDKN4.1.ER.231228T1705Z.231229T0000Z.231229T0800Z.NO/
1102 AM EST Thu Dec 28 2023
...FLOOD WARNING IN EFFECT FROM THIS MORNING TO TOMORROW MORNING...
* WHAT...Minor flooding is forecast.
* WHERE...Raritan River at Bound Brook.
* WHEN...From this morning to tomorrow morning.
* IMPACTS...At 28.0 feet, Backyard and low areas are protected by
levees and the flood wall. Without the levees or if there is a
breach in the levees, minor flooding will occur.
At 30.0 feet, Main Street is protected by flap valves/sluice
gates. This level triggers the gate closures to protect Main
Street.
* ADDITIONAL DETAILS...
- At 10:15 AM EST Thursday the stage was 26.6 feet and rising.
- Forecast...The river is expected to rise above flood stage
this afternoon to a crest of 29.8 feet this evening. It will
then fall below flood stage late tonight.
- Flood stage is 28.0 feet.
- Flood History...This crest compares to a previous crest of
29.9 feet on 04/08/2022.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (1 pm) Crest
Location Stg Stg Day/Time Fri Sat Stg Time Date
Raritan River
Bound Brook 28.0 26.6 Thu 10 a 25.7 22.2 29.8 7pm 12/28
&&
LAT...LON 4057 7456 4056 7448 4049 7438 4045 7442
4051 7452 4052 7456
$$
Hoeflich4 follow-up statements
773
WGUS81 KPHI 282037
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
337 PM EST Thu Dec 28 2023
...The Flood Warning is extended for the following rivers in New
Jersey...
Raritan River At Bound Brook affecting Somerset and Middlesex
Counties.
...The Flood Warning continues for the following rivers in New
Jersey...
Raritan River At Manville affecting Somerset and Middlesex
Counties.
...The Flood Warning is cancelled for the following rivers in New
Jersey...
North Branch Raritan River At Raritan affecting Somerset County.
For the Raritan River...including Stanton, Raritan, Manville, Bound
Brook...Minor flooding is forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Additional information is available at www.weather.gov/phi.
The next statement will be issued this afternoon at 445 PM EST.
&&
NJC035-282145-
/O.CAN.KPHI.FL.W.0083.000000T0000Z-231228T2037Z/
/RRTN4.1.ER.231228T1145Z.231228T1545Z.231228T1934Z.NO/
337 PM EST Thu Dec 28 2023
...FLOOD WARNING IS CANCELLED...
The Flood Warning is cancelled for
the North Branch Raritan River At Raritan.
* ADDITIONAL DETAILS...
- At 3:15 PM EST Thursday the stage was 9.4 feet.
- The river has crested and fallen below flood stage. The North
Branch Raritan River gauge at South Branch remains in
moderate flood stage at this time.
- Forecast...The river is expected to fall to 4.1 feet early
Sunday afternoon.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (1 pm) Crest
Location Stg Stg Day/Time Fri Sat Stg Time Date
North Branch Rar
Raritan 10.0 9.4 Thu 3 pm 5.3 4.3 MSG unknown
&&
LAT...LON 4063 7470 4062 7463 4058 7464 4054 7471
$$
NJC023-035-290845-
/O.EXT.KPHI.FL.W.0089.000000T0000Z-231229T1200Z/
/BDKN4.1.ER.231228T1816Z.231229T0000Z.231229T0600Z.NO/
337 PM EST Thu Dec 28 2023
...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Raritan River at Bound Brook.
* WHEN...Until tomorrow morning.
* IMPACTS...At 28.0 feet, Backyard and low areas are protected by
levees and the flood wall. Without the levees or if there is a
breach in the levees, minor flooding will occur.
At 30.0 feet, Main Street is protected by flap valves/sluice
gates. This level triggers the gate closures to protect Main
Street.
* ADDITIONAL DETAILS...
- At 3:15 PM EST Thursday the stage was 28.9 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:15 PM EST Thursday was 28.9 feet.
- Forecast...The river is expected to rise to a crest of 29.5
feet this evening. It will then fall below flood stage just
after midnight tonight.
- Flood stage is 28.0 feet.
- Flood History...This crest compares to a previous crest of
29.5 feet on 03/11/1994.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (1 pm) Crest
Location Stg Stg Day/Time Fri Sat Stg Time Date
Raritan River
Bound Brook 28.0 28.9 Thu 3 pm 24.8 21.3 29.5 7pm 12/28
&&
LAT...LON 4057 7456 4056 7448 4049 7438 4045 7442
4051 7452 4052 7456
$$
NJC023-035-290815-
/O.EXT.KPHI.FL.W.0086.000000T0000Z-231229T0811Z/
/MNVN4.1.ER.231228T1623Z.231228T2000Z.231229T0211Z.NO/
337 PM EST Thu Dec 28 2023
...FLOOD WARNING NOW IN EFFECT UNTIL LATE TONIGHT...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Raritan River at Manville.
* WHEN...Until late tonight.
* IMPACTS...At 11.0 feet, At this level, inundation begins in Dukes
Park in Manville.
At 12.0 feet, Cautionary/Action stage is reached. Roads and trails
flood within Dukes Park.
At 13.0 feet, Southside Avenue in Somerville floods.
At 15.0 feet, Dukes Parkway begins to flood in Hillsborough.
At 16.0 feet, Lincoln Avenue in the Lost Valley section of
Manville floods.
At 17.0 feet, Street and roadway flooding increases across the
Manville area. The Van Veghten Bridge and Main Street in Manville
are flooded as well as 5th Street in Somerville. The amount of
flooding can vary from event to event and can be affected by the
amount of water in the Millstone.
* ADDITIONAL DETAILS...
- At 3:15 PM EST Thursday the stage was 16.2 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 3:15 PM EST Thursday was 16.2 feet.
- Forecast...The river is expected to fall below flood stage
late this evening and continue falling to 6.1 feet early
Sunday afternoon.
- Flood stage is 14.0 feet.
- Flood History...This crest compares to a previous crest of
16.2 feet on 09/21/1989.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (1 pm) Crest
Location Stg Stg Day/Time Fri Sat Stg Time Date
Raritan River
Manville 14.0 16.2 Thu 3 pm 8.8 6.5 MSG unknown
&&
LAT...LON 4058 7464 4057 7456 4052 7456 4054 7471
$$
Staarmann824
WGUS81 KPHI 282146
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
446 PM EST Thu Dec 28 2023
...The Flood Warning continues for the following rivers in New
Jersey...
Raritan River At Bound Brook affecting Somerset and Middlesex
Counties.
Raritan River At Manville affecting Somerset and Middlesex
Counties.
For the Raritan River...including Stanton, Raritan, Manville, Bound
Brook...Minor flooding is forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Additional information is available at www.weather.gov/phi.
The next statement will be issued late tonight at 100 AM EST.
&&
NJC023-035-290900-
/O.EXT.KPHI.FL.W.0089.000000T0000Z-231229T0900Z/
/BDKN4.1.ER.231228T1816Z.231229T0000Z.231229T0600Z.NO/
446 PM EST Thu Dec 28 2023
...FLOOD WARNING NOW IN EFFECT UNTIL LATE TONIGHT...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Raritan River at Bound Brook.
* WHEN...Until late tonight.
* IMPACTS...At 28.0 feet, Backyard and low areas are protected by
levees and the flood wall. Without the levees or if there is a
breach in the levees, minor flooding will occur.
At 30.0 feet, Main Street is protected by flap valves/sluice
gates. This level triggers the gate closures to protect Main
Street.
* ADDITIONAL DETAILS...
- At 4:15 PM EST Thursday the stage was 29.2 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 4:15 PM EST Thursday was 29.2 feet.
- Forecast...The river is expected to rise to a crest of 29.5
feet this evening. It will then fall below flood stage just
after midnight tonight.
- Flood stage is 28.0 feet.
- Flood History...This crest compares to a previous crest of
29.5 feet on 03/11/1994.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (7 pm) Crest
Location Stg Stg Day/Time Fri Sat Stg Time Date
Raritan River
Bound Brook 28.0 29.2 Thu 4 pm 23.8 20.8 29.5 7pm 12/28
&&
LAT...LON 4057 7456 4056 7448 4049 7438 4045 7442
4051 7452 4052 7456
$$
NJC023-035-290600-
/O.EXT.KPHI.FL.W.0086.000000T0000Z-231229T0600Z/
/MNVN4.1.ER.231228T1623Z.231228T2115Z.231229T0211Z.NO/
446 PM EST Thu Dec 28 2023
...FLOOD WARNING NOW IN EFFECT UNTIL JUST AFTER MIDNIGHT TONIGHT...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Raritan River at Manville.
* WHEN...Until just after midnight tonight.
* IMPACTS...At 11.0 feet, At this level, inundation begins in Dukes
Park in Manville.
At 12.0 feet, Cautionary/Action stage is reached. Roads and trails
flood within Dukes Park.
At 13.0 feet, Southside Avenue in Somerville floods.
At 15.0 feet, Dukes Parkway begins to flood in Hillsborough.
At 16.0 feet, Lincoln Avenue in the Lost Valley section of
Manville floods.
At 17.0 feet, Street and roadway flooding increases across the
Manville area. The Van Veghten Bridge and Main Street in Manville
are flooded as well as 5th Street in Somerville. The amount of
flooding can vary from event to event and can be affected by the
amount of water in the Millstone.
* ADDITIONAL DETAILS...
- At 4:15 PM EST Thursday the stage was 16.4 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 4:15 PM EST Thursday was 16.4 feet.
- Forecast...The river is expected to fall below flood stage
late this evening and continue falling to 6.1 feet early
Sunday afternoon.
- Flood stage is 14.0 feet.
- Flood History...This crest compares to a previous crest of
16.6 feet on 01/05/1982.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (7 pm) Crest
Location Stg Stg Day/Time Fri Sat Stg Time Date
Raritan River
Manville 14.0 16.4 Thu 4 pm 7.9 6.3 MSG unknown
&&
LAT...LON 4058 7464 4057 7456 4052 7456 4054 7471
$$
Staarmann955
WGUS81 KPHI 290141
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
841 PM EST Thu Dec 28 2023
...The Flood Warning continues for the following rivers in New
Jersey...
Raritan River At Bound Brook affecting Somerset and Middlesex
Counties.
Raritan River At Manville affecting Somerset and Middlesex
Counties.
For the Raritan River...including Bound Brook...Minor flooding is
forecast.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Additional information is available at www.weather.gov/phi.
The next statement will be issued late tonight at 100 AM EST.
&&
NJC023-035-290900-
/O.CON.KPHI.FL.W.0089.000000T0000Z-231229T0900Z/
/BDKN4.1.ER.231228T1816Z.231229T0000Z.231229T0820Z.NO/
841 PM EST Thu Dec 28 2023
...FLOOD WARNING REMAINS IN EFFECT UNTIL LATE TONIGHT...
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Raritan River at Bound Brook.
* WHEN...Until late tonight.
* IMPACTS...At 28.0 feet, Backyard and low areas are protected by
levees and the flood wall. Without the levees or if there is a
breach in the levees, minor flooding will occur.
At 30.0 feet, Main Street is protected by flap valves/sluice
gates. This level triggers the gate closures to protect Main
Street.
* ADDITIONAL DETAILS...
- At 8:15 PM EST Thursday the stage was 29.6 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:15 PM EST Thursday was 29.6 feet.
- Forecast...The river is expected to fall below flood stage
late tonight and continue falling to 20.9 feet Sunday
evening.
- Flood stage is 28.0 feet.
- Flood History...This crest compares to a previous crest of
29.5 feet on 03/11/1994.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (7 pm) Crest
Location Stg Stg Day/Time Fri Sat Stg Time Date
Raritan River
Bound Brook 28.0 29.6 Thu 8 pm 25.0 22.2 MSG unknown
&&
LAT...LON 4057 7456 4056 7448 4049 7438 4045 7442
4051 7452 4052 7456
$$
NJC023-035-290600-
/O.CON.KPHI.FL.W.0086.000000T0000Z-231229T0600Z/
/MNVN4.1.ER.231228T1623Z.231228T2200Z.231229T0403Z.NO/
841 PM EST Thu Dec 28 2023
...FLOOD WARNING REMAINS IN EFFECT UNTIL JUST AFTER MIDNIGHT
TONIGHT...
* WHAT...Minor flooding is occurring.
* WHERE...Raritan River at Manville.
* WHEN...Until just after midnight tonight.
* IMPACTS...At 11.0 feet, At this level, inundation begins in Dukes
Park in Manville.
At 12.0 feet, Cautionary/Action stage is reached. Roads and trails
flood within Dukes Park.
At 13.0 feet, Southside Avenue in Somerville floods.
At 15.0 feet, Dukes Parkway begins to flood in Hillsborough.
At 16.0 feet, Lincoln Avenue in the Lost Valley section of
Manville floods.
* ADDITIONAL DETAILS...
- At 8:15 PM EST Thursday the stage was 15.7 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 8:15 PM EST Thursday was 16.5 feet.
- Forecast...The river is expected to fall below flood stage
late this evening and continue falling to 7.1 feet Sunday
evening.
- Flood stage is 14.0 feet.
- Flood History...This crest compares to a previous crest of
15.7 feet on 12/02/1996.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (7 pm) Crest
Location Stg Stg Day/Time Fri Sat Stg Time Date
Raritan River
Manville 14.0 15.7 Thu 8 pm 9.6 7.9 MSG unknown
&&
LAT...LON 4058 7464 4057 7456 4052 7456 4054 7471
$$
Staarmann341
WGUS81 KPHI 290702
FLSPHI
Flood Statement
National Weather Service Mount Holly NJ
202 AM EST Fri Dec 29 2023
...The Flood Warning is cancelled for the following rivers in New
Jersey...
Raritan River At Bound Brook affecting Middlesex and Somerset
Counties.
NJC023-035-290815-
/O.CAN.KPHI.FL.W.0089.000000T0000Z-231229T0702Z/
/BDKN4.1.ER.231228T1816Z.231229T0000Z.231229T0646Z.NO/
202 AM EST Fri Dec 29 2023
...FLOOD WARNING IS CANCELLED...
The Flood Warning is cancelled for
the Raritan River At Bound Brook.
* ADDITIONAL DETAILS...
- At 1:45 AM EST Friday the stage was 27.9 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 1:45 AM EST Friday was 29.6 feet.
- Forecast...The river is expected to fall to 20.9 feet Sunday
evening.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (1 am) Crest
Location Stg Stg Day/Time Sat Sun Stg Time Date
Raritan River
Bound Brook 28.0 27.9 Fri 2 am 24.1 21.7 Crested & falling
&&
LAT...LON 4057 7456 4056 7448 4049 7438 4045 7442
4051 7452 4052 7456
$$
AKLThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 27, 11:29 PM EST | Areal Flood Warning | PHI | Burlington, Camden, Gloucester, Hunterdon, Mercer, Morris and 3 more | 8 hr |
| Dec 28, 12:10 AM EST | Small Craft Advisory | PHI | 30 hr | |
| Dec 28, 12:24 AM EST | Areal Flood Warning | PHI | Hunterdon | 9 hr |
| Dec 28, 12:26 AM EST | Areal Flood Advisory | PHI | Mercer, Middlesex, Monmouth, Morris, Somerset, Sussex | 84 min |
| Dec 28, 1:37 AM EST | River Flood Warning | PHI | Hunterdon, Somerset | 12 hr |
| Dec 28, 1:50 AM EST | Areal Flood Warning | PHI | Mercer, Middlesex, Monmouth, Morris, Somerset, Sussex | 6 hr |
| Dec 28, 2:33 AM EST | Coastal Flood Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more | 39 hr |
| Dec 28, 2:48 AM EST | Areal Flood Warning | PHI | Morris | 8 hr |
| Dec 28, 3:22 AM EST | Areal Flood Warning | PHI | Somerset | 8 hr |
| Dec 28, 3:41 AM EST | River Flood Warning | PHI | Somerset | 16 hr |
| Dec 28, 4:05 AM EST | River Flood Warning | PHI | Morris, Somerset | 21 days |
| Dec 28, 8:31 AM EST | River Flood Warning | PHI | Middlesex, Somerset | 16 hr |
| Dec 28, 9:05 AM EST | River Flood Warning | PHI | Essex, Morris, Passaic | 5 days |
| Dec 28, 9:30 AM EST | River Flood Warning | PHI | Passaic | 11 hr |
| Dec 28, 10:48 AM EST | Areal Flood Warning | PHI | Morris | 3 hr |
| Dec 28, 11:05 AM EST | River Flood Warning | PHI | Morris | 33 hr |
| Dec 28, 11:32 AM EST | River Flood Warning | PHI | Somerset | 23 hr |
| Dec 28, 11:38 AM EST | River Flood Warning | PHI | Essex, Morris, Passaic | 3 days |
| Dec 28, 12:18 PM EST | River Flood Warning | PHI | Essex, Passaic | 70 hr |
Nearby
River Flood Warnings in New Jersey, 2023Every river flood warning in 2023
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.