Alert archive / Delaware / River Flood Warnings in 2012

River Flood Warning 14, NWS Philadelphia/Mount Holly

October 29, 2012New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Oct 29, 2012, 11:42 AM EDT for New Castle County, Delaware. It took effect at Oct 29, 2012, 3:40 PM EDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued: Oct 29, 2012, 11:42 AM EDT (15:42 UTC)
In effect from: Oct 29, 2012, 3:40 PM EDT
Expired: Oct 30, 2012, 5:59 AM EDT
In force: 14 hr
Issued by: NWS Philadelphia/Mount Holly
Flood severity: Major

County New Castle County, DE

The radar

The Dover AFB radar (KDOX), 85 km from the middle of the area, began a volume at 15:42 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 15.29 ft at Oct 29, 2012, 8:00 PM EDT.

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, in the capitals the NWS used until 2016.

679 
WGUS41 KPHI 291542
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1142 AM EDT MON OCT 29 2012

...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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

DEC003-292142-
/O.NEW.KPHI.FL.W.0014.121029T1940Z-121030T1727Z/
/DPKD1.3.ER.121029T1940Z.121030T0400Z.121030T1127Z.NO/
1142 AM EDT MON OCT 29 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE WHITE CLAY CREEK NEAR NEWARK.
* FROM THIS AFTERNOON TO TUESDAY AFTERNOON...OR UNTIL THE WARNING IS CANCELLED.
* AT 11:15 AM MONDAY THE STAGE WAS 10.3 FEET. 
* FLOOD STAGE IS 13.0 FEET.
* MAJOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY LATE THIS AFTERNOON AND CONTINUE TO RISE 
  TO NEAR 16.7 FEET BY AFTER MIDNIGHT TONIGHT. THE RIVER WILL FALL BELOW FLOOD 
  STAGE BY TOMORROW MORNING.


$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

WHITE CLAY CREEK
  NEWARK           13.0   10.26  MON 11 AM   16.7    TUE 12 AM

&&

KRUZDLO

3 follow-up statements

201 
WGUS81 KPHI 292034
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
434 PM EDT MON OCT 29 2012

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN DELAWARE...
  WHITE CLAY CREEK NEAR NEWARK AFFECTING NEW CASTLE COUNTY 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

DEC003-300634-
/O.CON.KPHI.FL.W.0014.000000T0000Z-121030T1727Z/
/DPKD1.3.ER.121029T2010Z.121030T0400Z.121030T1127Z.NO/
434 PM EDT MON OCT 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE WHITE CLAY CREEK NEAR NEWARK.
* UNTIL TUESDAY AFTERNOON...OR UNTIL THE WARNING IS CANCELLED.
* AT 4:15 PM MONDAY THE STAGE WAS 13.1 FEET. 
* FLOOD STAGE IS 13.0 FEET.
* MINOR FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST. 
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 16.7 FEET BY AFTER MIDNIGHT 
  TONIGHT. THE RIVER WILL FALL BELOW FLOOD STAGE TOMORROW MORNING.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

WHITE CLAY CREEK
  NEWARK           13.0   13.10  MON 4 PM     16.7  TUE 12 AM

&&

055 
WGUS81 KPHI 300236
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1036 PM EDT MON OCT 29 2012

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN DELAWARE...
 
  WHITE CLAY CREEK NEAR NEWARK AFFECTING NEW CASTLE COUNTY 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

DEC003-301236-
/O.EXT.KPHI.FL.W.0014.000000T0000Z-121030T1338Z/
/DPKD1.2.ER.121029T2010Z.121030T0015Z.121030T0738Z.NO/
1036 PM EDT MON OCT 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE WHITE CLAY CREEK NEAR NEWARK.
* UNTIL TUESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 10:00 PM MONDAY THE STAGE WAS 15.1 FEET. 
* FLOOD STAGE IS 13.0 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST. 
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY EARLY 
  TOMORROW.
* IMPACT...AT 13.5 FEET...BUSINESSES IN THE AREA BEGIN TO FLOOD.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST/STAGE

WHITE CLAY CREEK
  NEWARK           13.0   15.11  MON 10 PM    15.0  MON 11 PM

&&

407 
WGUS81 KPHI 300959
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
559 AM EDT TUE OCT 30 2012

...THE FLOOD WARNING IS CANCELLED FOR THE WHITE CLAY CREEK...

&&

DEC003-301029-
/O.CAN.KPHI.FL.W.0014.000000T0000Z-121030T1338Z/
/DPKD1.2.ER.121029T2010Z.121030T0015Z.121030T0741Z.NO/
559 AM EDT TUE OCT 30 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE WHITE CLAY CREEK NEAR NEWARK.
* AT 5:00 AM, THE STAGE WAS 11.9 FEET AND FALLING. 
* FLOOD STAGE IS 13.0 FEET. 
* THE CREEK FELL BELOW FLOOD STAGE NEAR NEWARK AT 3:41 AM.
* FORECAST...THE RIVER LEVEL WILL CONTINUE TO FALL.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

WHITE CLAY CREEK
  NEWARK          13.0   11.9  TUE 500 AM     CRESTED

&&

IOVINO

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 29, 3:12 AM EDT	Areal Flood Advisory	PHI	Kent, Sussex	3 hr
Oct 29, 6:10 AM EDT	Areal Flood Warning	PHI	Kent, Sussex	28 hr
Oct 29, 6:37 AM EDT	Areal Flood Warning	PHI	New Castle	28 hr
Oct 29, 8:32 AM EDT	River Flood Warning	PHI	New Castle	21 hr
Oct 29, 11:15 AM EDT	River Flood Warning	PHI	New Castle	26 hr
Oct 29, 11:48 AM EDT	River Flood Warning	PHI	New Castle	18 hr
Oct 29, 2:46 PM EDT	Special Weather Statement	PHI	Kent, Sussex	119 min
Oct 29, 4:09 PM EDT	Special Weather Statement	PHI	Sussex	111 min
Oct 29, 4:28 PM EDT	Special Weather Statement	PHI	Kent, New Castle	2 hr

Nearby

River Flood Warnings in Delaware, 2012 Every river flood warning in 2012

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.