Alert archive / Delaware / River Flood Warnings in 2012

River Flood Warning 2, NWS Philadelphia/Mount Holly

June 12, 2012New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Jun 12, 2012, 10:47 PM EDT for New Castle County, Delaware. It took effect at Jun 12, 2012, 10:54 PM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Jun 12, 2012, 10:47 PM EDT (02:47 UTC)
In effect from
Jun 12, 2012, 10:54 PM EDT
Expired
Jun 13, 2012, 4:23 AM EDT
In force
5 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 02:49 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 11.98 ft at Jun 13, 2012, 1:00 AM EDT.

actionminormoderatemajor51006/1306/14
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.

293 
WGUS41 KPHI 130247
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1047 PM EDT TUE JUN 12 2012

...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.

&&

DEC003-130847-
/O.NEW.KPHI.FL.W.0002.120613T0254Z-120613T1101Z/
/CHBD1.1.ER.120613T0254Z.120613T0400Z.120613T0501Z.NO/
1047 PM EDT TUE JUN 12 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL WEDNESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 10:31 PM TUESDAY THE STAGE WAS 8.8 FEET. 
* FLOOD STAGE IS 10.5 FEET. 
* MINOR FLOODING IS FORECAST. 
* FORECAST...RISE ABOVE FLOOD STAGE BY TONIGHT AND CONTINUE TO RISE TO NEAR 11.2
  FEET AFTER MIDNIGHT. THE RIVER WILL FALL BELOW FLOOD STAGE DURING THE OVERNIGHT.
* 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    8.76  TUE 11 PM   11.2    WED 12 AM

&&
4 follow-up statements
787 
WGUS41 KPHI 130352
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1152 PM EDT TUE JUN 12 2012

...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.

&&

DEC003-130952-
/O.CON.KPHI.FL.W.0002.000000T0000Z-120613T1101Z/
/CHBD1.2.ER.120613T0303Z.120613T0400Z.120613T0501Z.NO/
1152 PM EDT TUE JUN 12 2012

...FORECAST FLOODING INCREASED FROM MINOR TO MODERATE SEVERITY...
THE FLOOD WARNING CONTINUES FOR 
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL WEDNESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 11:46 PM TUESDAY THE STAGE WAS 11.4 FEET. 
* FLOOD STAGE IS 10.5 FEET. 
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 11.8 FEET JUST AFTER 
  MIDNIGHT. THE RIVER WILL FALL BELOW FLOOD STAGE DURING THE OVERNIGHT.
* 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   11.43  WED 12 AM   11.8    WED 12 AM

&&
707 
WGUS81 KPHI 130458
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1258 AM EDT WED JUN 13 2012

...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.

&&

DEC003-131101-
/O.CON.KPHI.FL.W.0002.000000T0000Z-120613T1101Z/
/CHBD1.2.ER.120613T0303Z.120613T0446Z.120613T0501Z.NO/
1258 AM EDT WED JUN 13 2012

THE FLOOD WARNING CONTINUES FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT 12:46 AM WEDNESDAY THE STAGE WAS 11.9 FEET. 
* FLOOD STAGE IS 10.5 FEET. 
* MODERATE FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY AFTER 
  MIDNIGHT THIS 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   11.95  WED 1 AM    RIVER IS CRESTING.

&&
945 
WGUS81 KPHI 130637
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
237 AM EDT WED JUN 13 2012

...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.

&&

DEC003-131324-
/O.EXT.KPHI.FL.W.0002.000000T0000Z-120613T1324Z/
/CHBD1.2.ER.120613T0303Z.120613T0531Z.120613T0724Z.NO/
237 AM EDT WED JUN 13 2012

THE FLOOD WARNING CONTINUES FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT  2:16 AM WEDNESDAY THE STAGE WAS 11.8 FEET. 
* FLOOD STAGE IS 10.5 FEET. 
* MODERATE FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
  THE RIVER CRESTED AT ABOUT 12 FEET AROUND 130 AM. 
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY EARLY THIS 
  MORNING...PROBABLY AROUND 4 AM.
* 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   11.84  WED 2 AM     RECEDING 

&&
247 
WGUS81 KPHI 130823
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
423 AM EDT WED JUN 13 2012

...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.

&&

DEC003-130853-
/O.CAN.KPHI.FL.W.0002.000000T0000Z-120613T1324Z/
/CHBD1.2.ER.120613T0303Z.120613T0531Z.120613T0747Z.NO/
423 AM EDT WED JUN 13 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT  4:15 AM WEDNESDAY THE STAGE WAS 9.8 FEET. 
* FLOOD STAGE IS 10.5 FEET. 
* FELL BELOW FLOOD STAGE AT  3:47 AM WEDNESDAY. IT HAD CRESTED AT 12.0 FEET 
  AT 130 AM. 
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 6.6 FEET THIS MORNING.


$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

CHRISTINA RIVER
  COOCHS BRIDGE    10.5    9.82  WED 4 AM     6.8    WED 5 AM 

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 10:17 PM EDTAreal Flood AdvisoryPHINew Castle106 min
Jun 13, 3:35 PM EDTRip Current StatementPHISussex28 hr

Nearby

River Flood Warnings in Delaware, 2012Every 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.