Alert archive / Delaware / River Flood Warnings in 2013

River Flood Warning 23, NWS Philadelphia/Mount Holly

June 10, 2013New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Jun 10, 2013, 6:59 PM EDT for New Castle County, Delaware. It took effect at Jun 10, 2013, 7:38 PM EDT. It was in force for 31 min.

The area

The counties it named.

The facts

Issued: Jun 10, 2013, 6:59 PM EDT (22:59 UTC)
In effect from: Jun 10, 2013, 7:38 PM EDT
Expired: Jun 10, 2013, 8:09 PM EDT
In force: 31 min
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 22:59 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 10.99 ft at Jun 10, 2013, 7:00 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.

066 
WGUS41 KPHI 102259
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
659 PM EDT MON JUN 10 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.

&&

DEC003-110459-
/O.NEW.KPHI.FL.W.0023.130610T2338Z-130611T1136Z/
/DPKD1.1.ER.130610T2338Z.130611T0200Z.130611T0536Z.NO/
659 PM EDT MON JUN 10 2013

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE WHITE CLAY CREEK NEAR NEWARK.
* UNTIL TUESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT  6:15 PM MONDAY THE STAGE WAS 10.6 FEET. 
* FLOOD STAGE IS 13.0 FEET. 
* MINOR FLOODING IS FORECAST. 
* FORECAST...RISE ABOVE FLOOD STAGE BY THIS EVENING AND CONTINUE TO RISE TO NEAR
  14.4 FEET BY TONIGHT. THE RIVER WILL FALL BELOW FLOOD STAGE BY AFTER MIDNIGHT 
  TONIGHT.
* 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   10.57  MON 6 PM    14.4    MON 10 PM

&&

1 follow-up statement

862 
WGUS81 KPHI 110009
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
809 PM EDT MON JUN 10 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.

&&

DEC003-110039-
/O.CAN.KPHI.FL.W.0023.000000T0000Z-130611T1136Z/
/DPKD1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
809 PM EDT MON JUN 10 2013

THE FLOOD WARNING IS CANCELLED FOR
  THE WHITE CLAY CREEK NEAR NEWARK.
* AT  7:15 PM MONDAY THE STAGE WAS 10.7 FEET. 
* FLOOD STAGE IS 13.0 FEET.
* FORECAST...THE RIVER CRESTED BELOW FLOOD STAGE AT 11.0 FEET.  

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

WHITE CLAY CREEK
  NEWARK           13.0   10.74  MON 7 PM    10.1    MON 9 PM 

&&

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 3:30 AM EDT	Flood Watch	PHI	Kent, New Castle, Sussex	24 hr
Jun 10, 5:58 AM EDT	Areal Flood Advisory	PHI	New Castle	3 hr
Jun 10, 2:44 PM EDT	Special Weather Statement	PHI	Sussex	61 min
Jun 10, 3:00 PM EDT	Severe Thunderstorm Warning	PHI	Kent, Sussex	60 min
Jun 10, 4:02 PM EDT	Areal Flood Advisory	PHI	New Castle	4 hr
Jun 10, 4:46 PM EDT	Tornado Warning	PHI	New Castle	29 min
Jun 10, 5:06 PM EDT	Areal Flood Warning	PHI	New Castle	12 hr
Jun 10, 6:17 PM EDT	River Flood Warning	PHI	New Castle	5 hr

Nearby

River Flood Warnings in Delaware, 2013 Every 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.