Alert archive / Delaware / River Flood Warnings in 2014

River Flood Warning 7, NWS Philadelphia/Mount Holly

April 30, 2014New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Apr 30, 2014, 12:37 PM EDT for New Castle County, Delaware. It took effect at Apr 30, 2014, 1:03 PM EDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Apr 30, 2014, 12:37 PM EDT (16:37 UTC)
In effect from
Apr 30, 2014, 1:03 PM EDT
Expired
May 1, 2014, 4:02 AM EDT
In force
15 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 16:40 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 Christina River at Coochs Bridge (CHBD1). The gauge peaked at 12.66 ft at Apr 30, 2014, 10:00 PM EDT.

actionminormoderatemajor51004/3005/0105/02
Action stage
9 ft
Minor stage
11 ft
Moderate stage
12 ft
Major stage
13 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01478000, 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.

127 
WGUS41 KPHI 301637
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1237 PM EDT WED APR 30 2014

...THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 
FLOOD WARNING FOR THE FOLLOWING RIVERS IN DELAWARE... 

  CHRISTINA RIVER AT COOCHS BRIDGE 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.

&&

DEC003-302237-
/O.NEW.KPHI.FL.W.0007.140430T1703Z-140501T0211Z/
/CHBD1.1.ER.140430T1703Z.140430T1800Z.140430T2011Z.NO/
437 PM GMT WED APR 30 2014

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL THIS EVENING...OR UNTIL THE WARNING IS CANCELLED.
* AT 12:30 PM WEDNESDAY THE STAGE WAS 10.0 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE AND CONTINUE TO RISE TO 
  NEAR 11.2 FEET THIS AFTERNOON. THE RIVER WILL FALL BELOW FLOOD
  STAGE BY THIS EVENING.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG     STG   DAY TIME     CREST

CHRISTINA RIVER
  COOCHS BRIDGE    10.5    9.96  WED 12 PM    11.2    WED 2 PM 

&&
4 follow-up statements
560 
WGUS41 KPHI 301830
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
230 PM EDT WED APR 30 2014

...FORECAST FLOODING CHANGED FROM MINOR TO MODERATE SEVERITY
FOR THE FOLLOWING RIVERS IN DELAWARE...

  CHRISTINA RIVER AT COOCHS BRIDGE 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.

&&

DEC003-010030-
/O.EXT.KPHI.FL.W.0007.000000T0000Z-140501T0310Z/
/CHBD1.2.ER.140430T1724Z.140430T1900Z.140430T2110Z.NO/
630 PM GMT WED APR 30 2014

...FORECAST FLOODING INCREASED FROM MINOR TO MODERATE SEVERITY...
THE FLOOD WARNING CONTINUES FOR 
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL THIS EVENING...OR UNTIL THE WARNING IS CANCELLED.
* AT 2:16 PM WEDNESDAY THE STAGE WAS 11.3 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 12.3 FEET BY
  LATE THIS AFTERNOON. THE RIVER WILL FALL BELOW FLOOD STAGE THIS 
  EVENING.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG   DAY TIME      CREST

CHRISTINA RIVER
  COOCHS BRIDGE    10.5   11.27  WED 2 PM     12.3    WED 3 PM 

&&
839 
WGUS41 KPHI 302138
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
538 PM EDT WED APR 30 2014

...FORECAST FLOODING CHANGED FROM MODERATE TO MAJOR SEVERITY 
FOR THE FOLLOWING RIVERS IN DELAWARE...

  CHRISTINA RIVER AT COOCHS BRIDGE 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.

&&

DEC003-010338-
/O.EXT.KPHI.FL.W.0007.000000T0000Z-140501T1117Z/
/CHBD1.3.ER.140430T1724Z.140501T0000Z.140501T0517Z.NR/
938 PM GMT WED APR 30 2014

...FORECAST FLOODING INCREASED FROM MODERATE TO MAJOR SEVERITY...
THE FLOOD WARNING CONTINUES FOR 
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL THURSDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 5:31 PM WEDNESDAY THE STAGE WAS 12.2 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* MODERATE FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 13.4 FEET BY THIS EVENING. 
  THE RIVER WILL FALL BELOW FLOOD STAGE AFTER MIDNIGHT TONIGHT.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG    DAY TIME     CREST

CHRISTINA RIVER
  COOCHS BRIDGE    10.5   12.17  WED 6 PM     13.4    WED 8 PM 

&&
837 
WGUS81 KPHI 010218
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1018 PM EDT WED APR 30 2014

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS
   IN DELAWARE...
 
  CHRISTINA RIVER AT COOCHS BRIDGE 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.

&&

DEC003-011218-
/O.EXT.KPHI.FL.W.0007.000000T0000Z-140501T1331Z/
/CHBD1.3.ER.140430T1724Z.140501T0201Z.140501T0731Z.NO/
1018 PM EDT WED APR 30 2014

...FLOOD WARNING EXTENDED UNTIL THURSDAY MORNING...
THE FLOOD WARNING CONTINUES FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL THURSDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 10:01 PM WEDNESDAY THE STAGE WAS 12.7 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* MAJOR FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST. 
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY EARLY 
  TOMORROW.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG    DAY TIME     CREST

CHRISTINA RIVER
  COOCHS BRIDGE    10.5   12.66  WED 10 PM    CRESTING

&&
941 
WGUS81 KPHI 010802
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
402 AM EDT THU MAY 1 2014

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN DELAWARE...
 
  CHRISTINA RIVER AT COOCHS BRIDGE 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.

&&

DEC003-010832-
/O.CAN.KPHI.FL.W.0007.000000T0000Z-140501T1331Z/
/CHBD1.3.ER.140430T1724Z.140501T0246Z.140501T0732Z.NO/
402 AM EDT THU MAY 1 2014

THE FLOOD WARNING IS CANCELLED FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT  3:46 AM THURSDAY THE STAGE WAS 10.3 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* FELL BELOW FLOOD STAGE AT  3:32 AM THURSDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 5.4 FEET BY TOMORROW MORNING.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

CHRISTINA RIVER
  COOCHS BRIDGE    10.5   10.28  THU 4 AM     9.5    THU 5 AM 

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 9:45 AM EDTAreal Flood AdvisoryPHINew Castle3 hr
Apr 30, 10:08 AM EDTAreal Flood AdvisoryPHIKent, Sussex3 hr
Apr 30, 12:49 PM EDTAreal Flood WarningPHINew Castle26 hr
Apr 30, 1:16 PM EDTAreal Flood AdvisoryPHIKent, New Castle4 hr
Apr 30, 3:27 PM EDTSpecial Weather StatementPHINew Castle108 min
Apr 30, 3:54 PM EDTRiver Flood WarningPHINew Castle16 hr
Apr 30, 4:00 PM EDTRiver Flood WarningPHINew Castle18 hr
Apr 30, 4:10 PM EDTAreal Flood WarningPHIKent, New Castle9 hr
Apr 30, 4:16 PM EDTAreal Flood AdvisoryPHIKent, Sussex6 hr
Apr 30, 6:03 PM EDTSpecial Weather StatementPHINew Castle117 min
Apr 30, 6:29 PM EDTRiver Flood WarningPHINew Castle28 hr

Nearby

River Flood Warnings in Delaware, 2014Every river flood warning in 2014

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.