Alert archive / Delaware / River Flood Warnings in 2015

River Flood Warning 1, NWS Philadelphia/Mount Holly

January 18, 2015New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this river flood warning at Jan 18, 2015, 12:08 PM EST for New Castle County, Delaware. It took effect at Jan 18, 2015, 1:19 PM EST. It was in force for 12 hr.

The area

The outline as issued.

The facts

Issued: Jan 18, 2015, 12:08 PM EST (17:08 UTC)
In effect from: Jan 18, 2015, 1:19 PM EST
Expired: Jan 19, 2015, 1:30 AM EST
In force: 12 hr
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Flood severity: Moderate

County New Castle County, DE

The radar

The Dover AFB radar (KDOX), 94 km from the middle of the area, began a volume at 17:08 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 11.44 ft at Jan 18, 2015, 5:00 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.

556 
WGUS41 KPHI 181708
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1208 PM EST SUN JAN 18 2015

...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.

&&

DEC003-182308-
/O.NEW.KPHI.FL.W.0001.150118T1819Z-150119T0630Z/
/CHBD1.2.ER.150118T1819Z.150118T2100Z.150119T0030Z.NO/
1208 PM EST SUN JAN 18 2015

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 11:15 AM SUNDAY THE STAGE WAS 6.4 FEET.
* FLOOD STAGE IS 10.5 FEET.
* MODERATE FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY THIS AFTERNOON AND CONTINUE TO RISE TO 
  NEAR 12.0 FEET BY LATE THIS AFTERNOON.THE RIVER WILL FALL BELOW FLOOD STAGE BY
  THIS EVENING.
* IMPACT...AT 12.0 FEET...SIGNIFICANT FLOODING OCCURS ON MEADOW ROAD IN 
  CHRISTIANA. EVACUATIONS ARE POSSIBLE. HOMES ARE FLOODED. SALEM CHURCH ROAD AND
  REYBOLD ROAD FLOODS AND ARE SUBJECT TO CLOSURES.

* CONFIDENCE ON REACHING MODERATE FLOOD STAGE IS BELOW AVERAGE BUT ABOVE AVERAGE ON 
  REACHING MINOR FLOOD QUICKLY EARLY THIS AFTERNOON.  

                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

CHRISTINA RIVER
  COOCHS BRIDGE          10.5    6.43  SUN 11 AM   12.0    SUN 4 PM 
 
&&
 
LAT...LON 3959 7569 3968 7557 3968 7565 3965 7570
      3970 7578 3964 7578             

$$

3 follow-up statements

750
WGUS81 KPHI 181904
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
204 PM EST SUN JAN 18 2015

...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.

DEC003-190504-
/O.EXT.KPHI.FL.W.0001.000000T0000Z-150119T0530Z/
/CHBD1.1.ER.150118T2027Z.150118T2200Z.150118T2330Z.NO/
204 PM EST SUN JAN 18 2015

THE FLOOD WARNING CONTINUES FOR
THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL LATE TONIGHT...OR UNTIL THE WARNING IS CANCELLED.
* AT 1:46 PM SUNDAY THE STAGE WAS 9.7 FEET.
* FLOOD STAGE IS 10.5 FEET.
* MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY LATE THIS AFTERNOON AND CONTINUE TO RISE
TO NEAR 10.8 FEET BY LATE THIS AFTERNOON.THE RIVER WILL FALL BELOW FLOOD STAGE
BY THIS EVENING.
* IMPACT...AT 11.0 FEET...FLOODING BEGINS ON MEADOW ROAD IN CHRISTINA.
RESIDENTIAL YARDS FLOOD ON EAST MAIN STREET.
* THE RISK FOR MODERATE FLOODING HAS DECREASED CONSIDERABLY. THE CHRISTINA MAY STRUGGLE JUST TO
EXCEED MINOR FLOOD STAGE THIS AFTERNOON AT COOCHS BRIDGE.

FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST

CHRISTINA RIVER
COOCHS BRIDGE 10.5 9.72 SUN 2 PM 10.8 SUN 5 PM

LAT...LON 3959 7569 3968 7557 3968 7565 3965 7570
3970 7578 3964 7578

445 
WGUS81 KPHI 182104
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
404 PM EST SUN JAN 18 2015

...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.

&&

DEC003-190704-
/O.EXT.KPHI.FL.W.0001.000000T0000Z-150119T0715Z/
/CHBD1.1.ER.150118T1957Z.150118T2300Z.150119T0115Z.NO/
404 PM EST SUN JAN 18 2015

...FLOOD WARNING EXTENDED UNTIL LATE TONIGHT...THE FLOOD WARNING CONTINUES FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* UNTIL LATE TONIGHT...OR UNTIL THE WARNING IS CANCELLED.
* AT  3:46 PM SUNDAY THE STAGE WAS 11.0 FEET.
* FLOOD STAGE IS 10.5 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 11.4 FEET BY THIS EVENING. 
  THE RIVER WILL FALL BELOW FLOOD STAGE LATER THIS EVENING.
* IMPACT...AT 11.5 FEET...PORTIONS OF DUROSS HEIGHTS BEGIN TO FLOOD INCLUDING DON
  AVENUE.
* A DELAYED SECOND SURGE IN RUNOFF THIS AFTERNOON HAS FORCED AN UPWARD REVISION IN THE
  FORECAST FOR THE CRISTINIA.  IT SHOULD REMAIN JUST BELOW THE MODERATE FLOOD THRESHOLD. 
  
                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

CHRISTINA RIVER
  COOCHS BRIDGE          10.5   11.03  SUN 4 PM    11.4    SUN 6 PM 
 
&&
 
LAT...LON 3959 7569 3968 7557 3968 7565 3965 7570
      3970 7578 3964 7578             

$$

279 
WGUS81 KPHI 190232
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
932 PM EST SUN JAN 18 2015

...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...PLEASE BE WARY OF ICY PATCHES DEVELOPING OVERNIGHT
WITH ANY LEFTOVER PONDING OF WATER ON ROADWAYS.
 
&&

DEC003-190302-
/O.CAN.KPHI.FL.W.0001.000000T0000Z-150119T0715Z/
/CHBD1.1.ER.150118T1957Z.150118T2216Z.150118T2355Z.NO/
932 PM EST SUN JAN 18 2015

THE FLOOD WARNING IS CANCELLED FOR
  THE CHRISTINA RIVER AT COOCHS BRIDGE.
* AT  7:10 PM SUNDAY THE STAGE WAS 10.4 FEET.
* FLOOD STAGE IS 10.5 FEET.
* FELL BELOW FLOOD STAGE THIS EVENING.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 4.1 FEET BY TUESDAY MORNING.
* IMPACT...AT 10.5 FEET...FLOODING BEGINS IN THE TOWN OF CHRISTINA. EAST MAIN 
  STREET (DEL. 7) FLOODS. WATER STREET FLOODS.

                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

CHRISTINA RIVER
  COOCHS BRIDGE          10.5   10.40  SUN 7 PM     CRESTED 
&&
 
LAT...LON 3959 7569 3968 7557 3968 7565 3965 7570
      3970 7578 3964 7578             

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 18, 6:58 AM EST	Freezing Rain Advisory	PHI	New Castle	6 hr
Jan 18, 11:22 AM EST	Areal Flood Advisory	PHI	Kent, New Castle, Sussex	6 hr
Jan 18, 11:43 AM EST	Areal Flood Warning	PHI	New Castle	10 hr

Nearby

River Flood Warnings in Delaware, 2015 Every river flood warning in 2015

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.