Alert archive / Delaware / River Flood Warnings in 2013

River Flood Warning 38, NWS Philadelphia/Mount Holly

July 13, 2013New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Jul 13, 2013, 1:31 AM EDT for New Castle County, Delaware. It took effect at Jul 13, 2013, 1:38 AM EDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jul 13, 2013, 1:31 AM EDT (05:31 UTC)
In effect from
Jul 13, 2013, 1:38 AM EDT
Expired
Jul 13, 2013, 5:37 AM EDT
In force
4 hr
Issued by
NWS Philadelphia/Mount Holly
Flood severity
Minor

County New Castle County, DE

The radar

The Dover AFB radar (KDOX), 85 km from the middle of the area, began a volume at 05:33 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 13.26 ft at Jul 13, 2013, 3:00 AM EDT.

actionminormoderate5101507/1307/14
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.

286 
WGUS41 KPHI 130531
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
131 AM EDT SAT JUL 13 2013

...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.

&&

DEC003-131131-
/O.NEW.KPHI.FL.W.0038.130713T0538Z-130713T1554Z/
/DPKD1.1.ER.130713T0538Z.130713T0700Z.130713T0954Z.NO/
131 AM EDT SAT JUL 13 2013

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE WHITE CLAY CREEK NEAR NEWARK.
* UNTIL THIS MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT  1:15 AM SATURDAY THE STAGE WAS 12.6 FEET. 
* FLOOD STAGE IS 13.0 FEET. 
* MINOR FLOODING IS FORECAST. 
* FORECAST...RISE ABOVE FLOOD STAGE BY 215 AM THIS MORNING AND CONTINUE 
  TO RISE TO NEAR 14.1 FEET BY EARLY THIS MORNING. THE RIVER WILL FALL BELOW 
  FLOOD STAGE BY EARLY THIS MORNING.
* IMPACT...AT 13.5 FEET...BUSINESSES IN THE AREA BEGIN TO FLOOD.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

WHITE CLAY CREEK
  NEWARK           13.0   12.56  SAT 1 AM    14.1    SAT 3 AM 

&&
2 follow-up statements
383 
WGUS81 KPHI 130727
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
327 AM EDT SAT JUL 13 2013

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN DELAWARE...
 
  RED CLAY CREEK AT WOODDALE AFFECTING NEW CASTLE COUNTY
...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.

&&

DEC003-131532-
/O.EXT.KPHI.FL.W.0038.000000T0000Z-130713T1532Z/
/DPKD1.1.ER.130713T0557Z.130713T0800Z.130713T0932Z.NO/
327 AM EDT SAT JUL 13 2013

THE FLOOD WARNING CONTINUES FOR
  THE WHITE CLAY CREEK NEAR NEWARK.
* AT  3:15 AM SATURDAY THE STAGE WAS 13.3 FEET. 
* FLOOD STAGE IS 13.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 13.4 FEET BY EARLY THIS 
  MORNING. THE RIVER WILL FALL BELOW FLOOD STAGE BY 6AM.
* IMPACT...AT 13.3 FEET...DELAWARE ROUTE 7 BEGINS TO FLOOD.

$$

DEC003-130757-
/O.CAN.KPHI.FL.W.0036.000000T0000Z-130713T1309Z/
/RCCD1.1.ER.130713T0407Z.130713T0430Z.130713T0542Z.NO/
327 AM EDT SAT JUL 13 2013

THE FLOOD WARNING IS CANCELLED FOR
  THE RED CLAY CREEK AT WOODDALE.
* AT  2:46 AM SATURDAY THE STAGE WAS 6.7 FEET. 
* FLOOD STAGE IS 7.0 FEET. 
* FELL BELOW FLOOD STAGE AT  1:42 AM SATURDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 4.0 FEET BY TOMORROW MORNING.
* IMPACT...AT 7.5 FEET...BARLEY MILL ROAD BEGINS TO FLOOD

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

WHITE CLAY CREEK
  NEWARK           13.0   13.28  SAT 3 AM    13.4    SAT 4 AM 

RED CLAY CREEK
  WOODDALE         7.0    6.69  SAT 3 AM     6.3    SAT 4 AM 

&&
721 
WGUS81 KPHI 130937
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
537 AM EDT SAT JUL 13 2013

...THE FLOOD WARNING IS CANCELLED 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.

&&

DEC003-131007-
/O.CAN.KPHI.FL.W.0038.000000T0000Z-130713T1532Z/
/DPKD1.1.ER.130713T0557Z.130713T0731Z.130713T0832Z.NO/
537 AM EDT SAT JUL 13 2013

THE FLOOD WARNING IS CANCELLED FOR
  THE WHITE CLAY CREEK NEAR NEWARK.
* AT  5:16 AM SATURDAY THE STAGE WAS 12.6 FEET. 
* FLOOD STAGE IS 13.0 FEET. 
* FELL BELOW FLOOD STAGE AT  4:32 AM SATURDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 8.8 FEET BY TOMORROW MORNING.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

WHITE CLAY CREEK
  NEWARK           13.0   12.59  SAT 5 AM    RECEDING 

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 12:00 AM EDTRiver Flood WarningPHINew Castle3 hr
Jul 13, 12:09 AM EDTRiver Flood WarningPHINew Castle115 min
Jul 13, 1:27 AM EDTAreal Flood WarningPHINew Castle4 hr
Jul 13, 1:49 AM EDTAreal Flood WarningPHIKent18 hr
Jul 13, 3:16 PM EDTExcessive Heat WatchPHINew Castle13 hr
Jul 13, 3:20 PM EDTSpecial Weather StatementPHINew Castle55 min

Nearby

River Flood Warnings in Delaware, 2013Every river flood warning in 2013

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.