Alert archive / Delaware / River Flood Warnings in 2024

River Flood Warning 92, NWS Philadelphia/Mount Holly

August 8, 2024New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Aug 8, 2024, 5:26 PM EDT for New Castle County, Delaware. It took effect at Aug 8, 2024, 6:08 PM EDT. It was in force for 14 hr.

The area

The outline as issued.

The facts

Issued
Aug 8, 2024, 5:26 PM EDT (21:26 UTC)
In effect from
Aug 8, 2024, 6:08 PM EDT
Expired
Aug 9, 2024, 7:53 AM EDT
In force
14 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Flood severity
Moderate

County New Castle County, DE

The radar

The Dover AFB radar (KDOX), 100 km from the middle of the area, began a volume at 21:28 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 White Clay Creek near Newark (DPKD1). The gauge peaked at 15.74 ft at Aug 8, 2024, 9:00 PM EDT.

actionminormoderatemajor5101508/0808/0908/10
Action stage
11 ft
Minor stage
13 ft
Moderate stage
15 ft
Major stage
16.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01479000, 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.

072 
WGUS41 KPHI 082126
FLWPHI

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
526 PM EDT Thu Aug 8 2024

...The National Weather Service in Mount Holly NJ has issued a Flood 
Warning for the following rivers in Delaware...

  White Clay Creek Near Newark affecting New Castle County.

  Christina River At Coochs Bridge affecting New Castle County.

For the White Clay Creek...including Newark...Moderate flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

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 530 AM EDT.

&&

DEC003-090930-
/O.NEW.KPHI.FL.W.0092.240808T2208Z-240809T1159Z/
/DPKD1.2.ER.240808T2208Z.240809T0100Z.240809T0558Z.NO/
526 PM EDT Thu Aug 8 2024

...FLOOD WARNING IN EFFECT UNTIL TOMORROW MORNING...

* WHAT...Moderate flooding is forecast.

* WHERE...White Clay Creek near Newark.

* WHEN...Until tomorrow morning.

* IMPACTS...At 11.0 feet, Flooding begins into adjacent open fields.
  At 13.3 feet, Delaware Route 7, Stanton Christiana Road, begins to 
  flood.
  At 13.5 feet, Businesses on Delaware Route 7 begin to flood.
  At 17.0 feet, Paper Mill Road begins to flood.

* ADDITIONAL DETAILS...
  - At 5:15 PM EDT Thursday the stage was 10.0 feet.
  - Forecast...The river is expected to rise above flood stage
    this evening to a crest of 16.0 feet late this evening. It
    will then fall below flood stage just after midnight tonight.
  - Flood stage is 13.0 feet.
  - Flood History...This crest compares to a previous crest of
    16.1 feet on 08/23/1933.
  - http://www.weather.gov/safety/flood

&&

Stream          Fld   Observed        Fcsts (5 pm)        Crest
Location        Stg   Stg Day/Time    Fri  Sat        Stg Time Date

White Clay Creek
Newark          13.0  10.0 Thu 5 pm   MSG  MSG        16.0 9pm 8/08


&&

LAT...LON 3972 7576 3973 7566 3967 7564 3966 7574


$$

DEC003-090930-
/O.NEW.KPHI.FL.W.0093.240808T2219Z-240809T1025Z/
/CHBD1.2.ER.240808T2219Z.240809T0100Z.240809T0424Z.NO/
526 PM EDT Thu Aug 8 2024

...FLOOD WARNING IN EFFECT UNTIL TOMORROW MORNING...

* WHAT...Moderate flooding is forecast.

* WHERE...Christina River at Coochs Bridge.

* WHEN...Until tomorrow morning.

* IMPACTS...At 9.0 feet, Flooding begins in fields and floodplain 
  adjacent to the river.
  At 11.0 feet, Flooding begins in the town of Christiana. East Main 
  Street (Del 7) begins to flood as does Water Street. Meadow Road 
  near New Castle Airport is subject to flooding. Barksdale Road 
  near Casho Mill Road is also subject to flooding as are 
  residential backyards.
  At 11.5 feet, Portions of Duross Heights near New Castle Airport 
  begin to flood including Don Avenue. Airport Road at the New 
  Castle Airport begins to flood as the Christina River backs up the 
  Nonesuch Creek. Walther Road in the Bear area also floods. 
  Flooding also occurs around Smalley's Pond Dam in Christiana.
  At 12.0 feet, Significant flooding occurs on Meadow Road in 
  Christiana. Roads are closed. Homes are flooded. Salem Church Road 
  and Reybold Road floods in Christiana also flood and are subject 
  to closures. Residential backyards can flood in this area. 
  Flooding also occurs in Newark on West Chestnut Hill Road and 
  South College Avenue.
  At 12.5 feet, Evacuations are possible in Duross Heights. Airport 
  Road at the New Castle Airport floods is closed. Businesses are 
  flooded. Flooding increases in Newark. Flooding also increases on 
  Barksdale Road and can extend onto Casho Mill Road. Businesses on 
  South College Avenue take on water.
  At 13.0 feet, Flooding increases. Evacuations also increase in the 
  towns of Newark and Christiana. Roads become impassable.

* ADDITIONAL DETAILS...
  - At 5:15 PM EDT Thursday the stage was 9.2 feet.
  - Forecast...The river is expected to rise above flood stage
    this evening to a crest of 12.5 feet late this evening. It
    will then fall below flood stage just after midnight tonight.
  - Flood stage is 11.0 feet.
  - Flood History...This crest compares to a previous crest of
    12.4 feet on 12/25/2020.
  - http://www.weather.gov/safety/flood

&&

Stream          Fld   Observed        Fcsts (unknown      Crest
Location        Stg   Stg Day/Time    d1   d2         Stg Time Date

Christina River
Coochs Bridge   11.0  9.2  Thu 5 pm   MSG  MSG        12.5 9pm 8/08


&&

LAT...LON 3964 7578 3970 7578 3965 7570 3968 7565
      3968 7557 3959 7569


$$

Robertson
3 follow-up statements
653 
WGUS81 KPHI 090004
FLSPHI

Flood Statement
National Weather Service Mount Holly NJ
804 PM EDT Thu Aug 8 2024

...The Flood Warning continues for the following rivers in 
Delaware...

  White Clay Creek Near Newark affecting New Castle County.

For the White Clay Creek...including Newark...Moderate flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive 
cars through flooded areas.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

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 Friday morning at 800 AM EDT.

&&

DEC003-091200-
/O.EXT.KPHI.FL.W.0092.000000T0000Z-240809T1158Z/
/DPKD1.2.ER.240808T2208Z.240809T0100Z.240809T0558Z.NO/
804 PM EDT Thu Aug 8 2024

...FLOOD WARNING NOW IN EFFECT UNTIL TOMORROW MORNING...

* WHAT...Moderate flooding is occurring and moderate flooding is 
  forecast.

* WHERE...White Clay Creek near Newark.

* WHEN...Until tomorrow morning.

* IMPACTS...At 11.0 feet, Flooding begins into adjacent open fields.
  At 13.3 feet, Delaware Route 7, Stanton Christiana Road, begins to 
  flood.
  At 13.5 feet, Businesses on Delaware Route 7 begin to flood.
  At 17.0 feet, Paper Mill Road begins to flood.

* ADDITIONAL DETAILS...
  - At 7:45 PM EDT Thursday the stage was 15.2 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 7:45 PM EDT Thursday was 15.2 feet.
  - Forecast...The river is expected to rise to a crest of 16.0
    feet late this evening. It will then fall below flood stage
    just after midnight tonight.
  - Flood stage is 13.0 feet.
  - Flood History...This crest compares to a previous crest of
    16.1 feet on 08/23/1933.
  - http://www.weather.gov/safety/flood

&&

Stream          Fld   Observed        Fcsts (8 pm)        Crest
Location        Stg   Stg Day/Time    Fri  Sat        Stg Time Date

White Clay Creek
Newark          13.0  15.2 Thu 7 pm   5.7  MSG        16.0 9pm 8/08


&&

LAT...LON 3972 7576 3973 7566 3967 7564 3966 7574


$$

Robertson
243 
WGUS81 KPHI 090651
FLSPHI

Flood Statement
National Weather Service Mount Holly NJ
251 AM EDT Fri Aug 9 2024

...The Flood Warning continues for the following rivers in 
Delaware...

  White Clay Creek Near Newark affecting New Castle County.

For the White Clay Creek...including Newark...Minor flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

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

The next statement will be issued this morning at 800 AM EDT.

&&

DEC003-091200-
/O.CON.KPHI.FL.W.0092.000000T0000Z-240809T1158Z/
/DPKD1.2.ER.240808T2208Z.240809T0100Z.240809T1535Z.NO/
251 AM EDT Fri Aug 9 2024

...FLOOD WARNING REMAINS IN EFFECT UNTIL THIS MORNING...

* WHAT...Moderate flooding is occurring and minor flooding is 
  forecast.

* WHERE...White Clay Creek near Newark.

* WHEN...Until this morning.

* IMPACTS...At 11.0 feet, Flooding begins into adjacent open fields.
  At 13.3 feet, Delaware Route 7, Stanton Christiana Road, begins to 
  flood.
  At 13.5 feet, Businesses on Delaware Route 7 begin to flood.

* ADDITIONAL DETAILS...
  - At 2:15 AM EDT Friday the stage was 15.0 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 2:15 AM EDT Friday was 15.7 feet.
  - Forecast...The river is expected to fall below flood stage
    late this morning and continue falling to 10.8 feet tomorrow
    morning.
  - Flood stage is 13.0 feet.
  - Flood History...This crest compares to a previous crest of
    15.0 feet on 06/20/2003.
  - http://www.weather.gov/safety/flood

&&

Stream          Fld   Observed        Fcsts (3 am)        Crest
Location        Stg   Stg Day/Time    Sat  Sun        Stg Time Date

White Clay Creek
Newark          13.0  15.0 Fri 2 am   10.9 MSG         Crested  


&&

LAT...LON 3972 7576 3973 7566 3967 7564 3966 7574


$$

SFJ
315 
WGUS81 KPHI 091153
FLSPHI

Flood Statement
National Weather Service Mount Holly NJ
753 AM EDT Fri Aug 9 2024

...The Flood Warning is cancelled for the following rivers in 
Delaware...

  White Clay Creek Near Newark affecting New Castle County.

DEC003-091300-
/O.CAN.KPHI.FL.W.0092.000000T0000Z-240809T1153Z/
/DPKD1.2.ER.240808T2208Z.240809T0100Z.240809T1033Z.NO/
753 AM EDT Fri Aug 9 2024

...FLOOD WARNING IS CANCELLED...

The Flood Warning is cancelled for
  the White Clay Creek Near Newark.

* ADDITIONAL DETAILS...
  - At 7:15 AM EDT Friday the stage was 12.4 feet.
  - Forecast...Although this Flood Warning has been cancelled,
    additional rainfall and river rises can be anticipated today.
  - http://www.weather.gov/safety/flood

&&

Stream          Fld   Observed        Fcsts (8 am)        Crest
Location        Stg   Stg Day/Time    Sat  Sun        Stg Time Date

White Clay Creek
Newark          13.0  12.4 Fri 7 am   6.3  MSG      Crested & Falling
&&

LAT...LON 3972 7576 3973 7566 3967 7564 3966 7574


$$

Kruzdlo

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 3:17 AM EDTRip Current StatementPHISussex40 hr
Aug 8, 2:20 PM EDTCoastal Flood AdvisoryPHINew Castle, Sussex40 hr
Aug 8, 2:20 PM EDTHigh Surf AdvisoryPHISussex29 hr
Aug 8, 3:13 PM EDTWind AdvisoryPHIKent, New Castle, Sussex27 hr
Aug 8, 3:46 PM EDTFlash Flood WarningPHINew Castle7 hr
Aug 8, 5:26 PM EDTRiver Flood WarningPHINew Castle6 hr
Aug 8, 5:48 PM EDTFlash Flood WarningPHINew Castle6 hr
Aug 8, 6:04 PM EDTFlood WatchPHINew Castle24 hr
Aug 8, 6:59 PM EDTTornado WarningPHINew Castle31 min

Nearby

River Flood Warnings in Delaware, 2024Every river flood warning in 2024

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.