Alert archive / Delaware / River Flood Warnings in 2011
River Flood Warning 2, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Mar 6, 2011, 9:15 PM EST for New Castle County, Delaware. It took effect at Mar 6, 2011, 10:08 PM EST. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Mar 6, 2011, 9:15 PM EST (02:15 UTC)
- In effect from
- Mar 6, 2011, 10:08 PM EST
- Expired
- Mar 7, 2011, 12:40 AM EST
- In force
- 3 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 02:19 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 10.36 ft at Mar 6, 2011, 11:00 PM 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.
876
WGUS41 KPHI 070215
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
915 PM EST SUN MAR 6 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.
&&
DEC003-070815-
/O.NEW.KPHI.FL.W.0002.110307T0308Z-110307T1246Z/
/CHBD1.1.ER.110307T0308Z.110307T0500Z.110307T0646Z.NO/
915 PM EST SUN MAR 6 2011
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLOOD WARNING FOR
THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL MONDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 9:00 PM SUNDAY THE STAGE WAS 10.1 FEET.
* FLOOD STAGE IS 10.5 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...RISE TO NEAR 11.3 FEET AROUND MIDNIGHT AND FALL BELOW
FLOOD STAGE BEFORE DAYBREAK ON MONDAY..
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
CHRISTINA RIVER
COOCHS BRIDGE 10.5 10.08 SUN 9 PM 11.3 MON 12 AM
&&1 follow-up statement
719
WGUS81 KPHI 070540
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1240 AM EST MON MAR 7 2011
...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN
DELAWARE...
CHRISTINA RIVER AT COOCHS BRIDGE AFFECTING NEW CASTLE COUNTY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...DO NOT ATTEMPT TO DRIVE THROUGH FLOODED AREAS. THE
WATER MAY BE DEEPER THAN YOU THINK.
&&
DEC003-070610-
/O.CAN.KPHI.FL.W.0002.000000T0000Z-110307T1246Z/
/CHBD1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1240 AM EST MON MAR 7 2011
THE FLOOD WARNING IS CANCELLED FOR
THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT 12:31 AM MONDAY THE STAGE WAS 10.1 FEET.
* FLOOD STAGE IS 10.5 FEET.
* FORECAST...THE RIVER CRESTED BELOW FLOOD STAGE AT 10.4 FEET. THE
RIVER WILL CONTINUE TO FALL TO 5.0 FEET BY TOMORROW MORNING.
* IMPACT...AT 10.0 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTIANA.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
CHRISTINA RIVER
COOCHS BRIDGE 10.5 10.11 MON 1 AM 10.0 MON 1 AM
&&The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 9:30 PM EST | Areal Flood Advisory | PHI | New Castle | 7 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.