Alert archive / Delaware / River Flood Warnings in 2010

River Flood Warning 42, NWS Philadelphia/Mount Holly

March 29, 2010New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Mar 29, 2010, 2:15 AM EDT for New Castle County, Delaware. It took effect at Mar 29, 2010, 2:46 AM EDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Mar 29, 2010, 2:15 AM EDT (06:15 UTC)
In effect from
Mar 29, 2010, 2:46 AM EDT
Expired
Mar 29, 2010, 7:06 AM EDT
In force
4 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 06:19 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 10.94 ft at Mar 29, 2010, 5:00 AM EDT.

actionminormoderatemajor51003/2903/30
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.

019 
WGUS41 KPHI 290615
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
215 AM EDT MON MAR 29 2010

...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.

&&

DEC003-291215-
/O.NEW.KPHI.FL.W.0042.100329T0646Z-100329T2100Z/
/CHBD1.2.ER.100329T0646Z.100329T1000Z.100329T1500Z.NO/
215 AM EDT MON MAR 29 2010

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL LATE THIS MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT  2:00 AM MONDAY THE STAGE WAS 9.2 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* MODERATE FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL RISE ABOVE FLOOD STAGE AROUND
  3:00 AM EARLY THIS MORNING AND CONTINUE TO RISE TO NEAR
  12.4 FEET BY ABOUT 6:00 AM THIS MORNING. THE RIVER WILL
  FALL BELOW FLOOD STAGE BY LATE THIS MORNING.


$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

CHRISTINA RIVER
  COOCHS BRIDGE    10.5    9.16 MON 20 AM     12.4  MON 600 AM 

&&
2 follow-up statements
929 
WGUS81 KPHI 290651
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
251 AM EDT MON MAR 29 2010

...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.

&&

DEC003-291651-
/O.CON.KPHI.FL.W.0042.000000T0000Z-100329T2100Z/
/CHBD1.2.ER.100329T0647Z.100329T1000Z.100329T1500Z.NO/
251 AM EDT MON MAR 29 2010

THE FLOOD WARNING CONTINUES FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL THIS AFTERNOON...OR UNTIL THE WARNING IS CANCELLED.
* AT  2:30 AM MONDAY THE STAGE WAS 9.9 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* MODERATE FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY 3:30 AM THIS MORNING AND 
  CONTINUE TO RISE TO NEAR 12.4 FEET BY ABOUT 6:00 am THIS MORNING.
  THE RIVER WILL FALL BELOW FLOOD STAGE BY LATE THIS MORNING.


$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

CHRISTINA RIVER
  COOCHS BRIDGE    10.5    9.91  MON 2 AM    12.4  MON 6 AM 

&&
296 
WGUS81 KPHI 291106
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
706 AM EDT MON MAR 29 2010

...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.

&&

DEC003-291136-
/O.CAN.KPHI.FL.W.0042.000000T0000Z-100329T2100Z/
/CHBD1.1.ER.100329T0713Z.100329T0915Z.100329T1027Z.NO/
706 AM EDT MON MAR 29 2010

THE FLOOD WARNING IS CANCELLED FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT  6:45 AM MONDAY THE STAGE WAS 10.3 FEET. 
* FLOOD STAGE IS 10.5 FEET.
* FELL BELOW FLOOD STAGE AT  6:27 AM MONDAY.
* FORECAST...RENEWED RISES ARE POSSIBLE LATER TODAY AS ADDITIONAL
  RAIN MOVES OVER THE BASIN. ADDITIONAL WARNINGS MAY BE NEEDED.

$$

                   FLD      OBSERVED          FORECAST
 LOCATION          STG    STG  DAY TIME       

CHRISTINA RIVER
  COOCHS BRIDGE    10.5   10.28  MON 7 AM     9.8  MON 8 AM 

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 12:56 AM EDTAreal Flood AdvisoryPHINew Castle4 hr
Mar 29, 1:28 AM EDTFlash Flood WarningPHINew Castle4 hr
Mar 29, 3:43 AM EDTAreal Flood WarningPHIKent, Sussex25 hr
Mar 29, 3:04 PM EDTCoastal Flood WarningPHIKent, Sussex20 hr

Nearby

River Flood Warnings in Delaware, 2010Every river flood warning in 2010

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.