Alert archive / Delaware / River Flood Warnings in 2012

River Flood Warning 7, NWS Philadelphia/Mount Holly

October 29, 2012New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Oct 29, 2012, 8:32 AM EDT for New Castle County, Delaware. It took effect at Oct 29, 2012, 10:35 AM EDT. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued: Oct 29, 2012, 8:32 AM EDT (12:32 UTC)
In effect from: Oct 29, 2012, 10:35 AM EDT
Expired: Oct 30, 2012, 5:55 AM EDT
In force: 19 hr
Issued by: NWS Philadelphia/Mount Holly
Flood severity: Moderate

County New Castle County, DE

The radar

The Dover AFB radar (KDOX), 85 km from the middle of the area, began a volume at 12:31 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 12.34 ft at Oct 29, 2012, 8:00 PM EDT.

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.

934 
WGUS41 KPHI 291232
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
832 AM EDT MON OCT 29 2012

...THE NATIONAL WEATHER SERVICE HAS ISSUED A FLOOD WARNING FOR
THE CHRISTINA RIVER...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

DEC003-291832-
/O.NEW.KPHI.FL.W.0007.121029T1435Z-121030T1128Z/
/CHBD1.2.ER.121029T1435Z.121029T1700Z.121030T0528Z.NO/
832 AM EDT MON OCT 29 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL TUESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 8:15 AM...THE STAGE WAS 7.2 FEET AND RISING. 
* FLOOD STAGE IS 10.5 FEET. 
* MODERATE FLOODING IS FORECAST. 
* FORECAST...THE RIVER LEVEL IS FORECAST TO INCREASE ABOVE FLOOD
  STAGE THIS MORNING...RISING TO NEAR 11.8 FEET EARLY THIS AFTERNOON.
* 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    7.2  MON 815 AM    11.8  MON 1 PM 

&&

IOVINO

4 follow-up statements

156 
WGUS41 KPHI 291806
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
206 PM EDT MON OCT 29 2012

  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.

&&

DEC003-300006-
/O.CON.KPHI.FL.W.0007.000000T0000Z-121030T1128Z/
/CHBD1.2.ER.121029T1442Z.121029T1801Z.121030T0528Z.NO/
206 PM EDT MON OCT 29 2012

THE FLOOD WARNING CONTINUES FOR 
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL TUESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 2:01 PM MONDAY THE STAGE WAS 11.6 FEET. 
* FLOOD STAGE IS 10.5 FEET. 
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY AFTER 
  MIDNIGHT TONIGHT.
* 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   11.62  MON 2 PM    CRESTING 

&&

273 
WGUS81 KPHI 291807
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
207 PM EDT MON OCT 29 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.

&&

DEC003-300407-
/O.CON.KPHI.FL.W.0007.000000T0000Z-121030T1128Z/
/CHBD1.2.ER.121029T1442Z.121029T1801Z.121030T0528Z.NO/
207 PM EDT MON OCT 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL TUESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT  2:01 PM MONDAY THE STAGE WAS 11.6 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST. 
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY AFTER 
  MIDNIGHT TONIGHT.
* 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   11.62  MON 2 PM     CRESTING

&&

003 
WGUS81 KPHI 300217
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1017 PM EDT MON OCT 29 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.

&&

DEC003-301217-
/O.EXT.KPHI.FL.W.0007.000000T0000Z-121030T1249Z/
/CHBD1.2.ER.121029T1442Z.121029T2331Z.121030T0649Z.NO/
1017 PM EDT MON OCT 29 2012

...FLOOD WARNING EXTENDED UNTIL TUESDAY MORNING...THE FLOOD WARNING CONTINUES 
FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL TUESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 10:01 PM MONDAY THE STAGE WAS 12.2 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST. 
* FORECAST...THE RIVER WILL FALL BELOW FLOOD STAGE 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   12.25  MON 10 PM    12.3  MON 11 PM

&&

KRUZDLO

968 
WGUS81 KPHI 300955
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
555 AM EDT TUE OCT 30 2012

...THE FLOOD WARNING IS CANCELLED FOR THE CHRISTINA RIVER...

&&

DEC003-301025-
/O.CAN.KPHI.FL.W.0007.000000T0000Z-121030T1249Z/
/CHBD1.2.ER.121029T1442Z.121029T2331Z.121030T0808Z.NO/
555 AM EDT TUE OCT 30 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT 5:45 AM, THE STAGE WAS 9.4 FEET AND FALLING. 
* FLOOD STAGE IS 10.5 FEET. 
* THE RIVER FELL BELOW FLOOD STAGE AT COOCHS BRIDGE AT 4:08 AM.
* FORECAST...THE RIVER LEVEL WILL CONTINUE TO FALL.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

CHRISTINA RIVER
  COOCHS BRIDGE   10.5    9.4  TUE 545 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, 11:15 AM EDT	River Flood Warning	PHI	New Castle	26 hr
Oct 29, 11:42 AM EDT	River Flood Warning	PHI	New Castle	18 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.