Alert archive / Delaware / River Flood Warnings in 2011
River Flood Warning 216, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Dec 7, 2011, 5:58 PM EST for New Castle County, Delaware. It took effect at Dec 7, 2011, 8:43 PM EST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Dec 7, 2011, 5:58 PM EST (22:58 UTC)
- In effect from
- Dec 7, 2011, 8:43 PM EST
- Expired
- Dec 8, 2011, 5:02 AM EST
- In force
- 8 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 23:02 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 11.82 ft at Dec 8, 2011, 12:00 AM EST.
- 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.
138
WGUS41 KPHI 072258
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
558 PM EST WED DEC 7 2011
...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.
&&
DEC003-080458-
/O.NEW.KPHI.FL.W.0216.111208T0143Z-111208T1053Z/
/CHBD1.1.ER.111208T0143Z.111208T0300Z.111208T0453Z.NO/
558 PM EST WED DEC 7 2011
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLOOD WARNING FOR
THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL LATE TONIGHT...OR UNTIL THE WARNING IS CANCELLED.
* AT 5:15 PM WEDNESDAY THE STAGE WAS 7.7 FEET.
* FLOOD STAGE IS 10.5 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE LATER THIS EVENING AND CONTINUE TO RISE
TO NEAR 11.5 FEET TONIGHT. THE RIVER WILL FALL BELOW FLOOD STAGE BY
LATE TONIGHT OR THURSDAY MORNING.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
CHRISTINA RIVER
COOCHS BRIDGE 10.5 7.70 WED 5 PM 11.2 WED 10 PM
&&3 follow-up statements
854
WGUS41 KPHI 080349
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1049 PM EST WED DEC 7 2011
...FORECAST FLOODING CHANGED FROM MINOR TO MODERATE SEVERITY FOR THE
FOLLOWING RIVERS IN DELAWARE...
CHRISTINA RIVER AT COOCHS BRIDGE AFFECTING NEW CASTLE COUNTY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...DO NOT ATTEMPT TO DRIVE THROUGH FLOODED AREAS. THE
WATER MAY BE DEEPER THAN YOU THINK.
&&
DEC003-080949-
/O.EXT.KPHI.FL.W.0216.000000T0000Z-111208T1303Z/
/CHBD1.2.ER.111208T0148Z.111208T0400Z.111208T0703Z.NO/
1049 PM EST WED DEC 7 2011
...FORECAST FLOODING INCREASED FROM MINOR TO MODERATE SEVERITY...
THE FLOOD WARNING CONTINUES FOR
THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL THURSDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 10:32 PM WEDNESDAY THE STAGE WAS 11.6 FEET.
* FLOOD STAGE IS 10.5 FEET.
* MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
CHRISTINA RIVER
COOCHS BRIDGE 10.5 11.58 WED 11 PM 12.2 WED 11 PM
&&332
WGUS81 KPHI 080808
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
308 AM EST THU DEC 8 2011
...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.
&&
DEC003-081425-
/O.EXT.KPHI.FL.W.0216.000000T0000Z-111208T1425Z/
/CHBD1.2.ER.111208T0148Z.111208T0546Z.111208T0825Z.NO/
308 AM EST THU DEC 8 2011
...FLOOD WARNING EXTENDED UNTIL THIS MORNING...THE FLOOD WARNING
CONTINUES FOR
THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL THIS MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 3:01 AM THURSDAY THE STAGE WAS 11.3 FEET.
* FLOOD STAGE IS 10.5 FEET.
* MINOR FLOODING IS OCCURRING AND NONFLOOD FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE
THIS MORNING.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
CHRISTINA RIVER
COOCHS BRIDGE 10.5 11.34 THU 3 AM
&&370
WGUS81 KPHI 081002
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
502 AM EST THU DEC 8 2011
...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN
DELAWARE...
CHRISTINA RIVER AT COOCHS BRIDGE AFFECTING NEW CASTLE COUNTY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...DO NOT ATTEMPT TO DRIVE THROUGH FLOODED AREAS. THE
WATER MAY BE DEEPER THAN YOU THINK.
&&
DEC003-081032-
/O.CAN.KPHI.FL.W.0216.000000T0000Z-111208T1425Z/
/CHBD1.2.ER.111208T0148Z.111208T0546Z.111208T0922Z.NO/
502 AM EST THU DEC 8 2011
THE FLOOD WARNING IS CANCELLED FOR
THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT 4:46 AM THURSDAY THE STAGE WAS 10.2 FEET.
* FLOOD STAGE IS 10.5 FEET.
* FELL BELOW FLOOD STAGE AT 4:22 AM THURSDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 6.8 FEET BY TOMORROW
MORNING.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
CHRISTINA RIVER
COOCHS BRIDGE 10.5 10.16 THU 5 AM 8.5 THU 6 AM
&&The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 7, 3:45 AM EST | Wind Advisory | PHI | Kent, Sussex | 24 hr |
| Dec 7, 6:51 AM EST | Areal Flood Advisory | PHI | Kent, New Castle | 4 hr |
Nearby
River Flood Warnings in Delaware, 2011Every river flood warning in 2011
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.