River Flood Warning 20, NWS Philadelphia/Mount Holly

Issued

Dec 21, 2012, 7:15 AM EST (12:15 UTC)

Expired

Dec 21, 2012, 11:44 AM EST

In force

4 hr

Issued by

NWS Philadelphia/Mount Holly

Flood severity

Minor

County Delaware County, PA

The Philadelphia radar (KDIX), 84 km from the middle of the area, began a volume at 12:14 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.

Written for the forecast point Chester Creek near Chester (CHSP1). The gauge peaked at 8.40 ft at Dec 21, 2012, 7:00 AM EST.

Action stage

7 ft

Minor stage

8 ft

Moderate stage

10 ft

Major stage

14 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01477000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

159 
WGUS41 KPHI 211215
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
715 AM EST FRI DEC 21 2012

...THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A FLOOD WARNING FOR
THE FOLLOWING RIVERS IN PENNSYLVANIA... 

  CHESTER CREEK NEAR CHESTER AFFECTING DELAWARE COUNTY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

PAC045-211815-
/O.NEW.KPHI.FL.W.0020.121221T1215Z-121221T2037Z/
/CHSP1.1.ER.121221T1108Z.121221T1300Z.121221T1437Z.NO/
715 AM EST FRI DEC 21 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE CHESTER CREEK NEAR CHESTER.
* UNTIL THIS AFTERNOON...OR UNTIL THE WARNING IS CANCELLED.
* AT 7:00 AM FRIDAY THE STAGE WAS 8.4 FEET. 
* FLOOD STAGE IS 8.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 8.5 FEET EARLY THIS
  MORNING. THE RIVER WILL FALL BELOW FLOOD STAGE LATE THIS MORNING.
* IMPACT...AT 10.5 FEET...FLOOD DAMAGE BEGINS IN THE CITY OF CHESTER.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

CHESTER CREEK
  CHESTER          8.0    8.40  FRI 7 AM      8.5 FRI 8 AM 

&&

066 
WGUS81 KPHI 211644
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1144 AM EST FRI DEC 21 2012

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN PENNSYLVANIA...
DELAWARE...
 
  CHESTER CREEK NEAR CHESTER AFFECTING DELAWARE COUNTY
  RED CLAY CREEK AT WOODDALE AFFECTING NEW CASTLE COUNTY
  WHITE CLAY CREEK NEAR NEWARK 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.

&&

PAC045-211714-
/O.CAN.KPHI.FL.W.0020.000000T0000Z-121221T2037Z/
/CHSP1.1.ER.121221T1108Z.121221T1200Z.121221T1315Z.NO/
1144 AM EST FRI DEC 21 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE CHESTER CREEK NEAR CHESTER.
* AT 11:31 AM FRIDAY THE STAGE WAS 6.3 FEET. 
* FLOOD STAGE IS 8.0 FEET.
* FELL BELOW FLOOD STAGE AT 8:15 AM FRIDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 2.5 FEET BY TOMORROW MORNING.

$$

DEC003-211714-
/O.CAN.KPHI.FL.W.0021.000000T0000Z-121221T2214Z/
/RCCD1.1.ER.121221T1308Z.121221T1345Z.121221T1445Z.NO/
1144 AM EST FRI DEC 21 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE RED CLAY CREEK AT WOODDALE.
* AT 11:16 AM FRIDAY THE STAGE WAS 6.3 FEET. 
* FLOOD STAGE IS 7.0 FEET.
* FELL BELOW FLOOD STAGE AT 9:45 AM FRIDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 2.9 FEET BY TOMORROW MORNING.
* IMPACT...AT 7.5 FEET...BARLEY MILL ROAD BEGINS TO FLOOD

$$

DEC003-211714-
/O.CAN.KPHI.FL.W.0022.000000T0000Z-121221T2228Z/
/DPKD1.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1144 AM EST FRI DEC 21 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE WHITE CLAY CREEK NEAR NEWARK.
* AT 11:16 AM FRIDAY THE STAGE WAS 12.2 FEET. 
* FLOOD STAGE IS 13.0 FEET.
* FORECAST...THE RIVER CRESTED BELOW FLOOD STAGE AT 12.9 FEET. THE RIVER WILL 
  CONTINUE TO FALL TO 5.6 FEET BY TOMORROW MORNING.
* IMPACT...AT 13.3 FEET...DELAWARE ROUTE 7 BEGINS TO FLOOD.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

CHESTER CREEK
  CHESTER          8.0    6.27  FRI 12 PM     CRESTED AND FALLING

WHITE CLAY CREEK
  NEWARK           13.0   12.17  FRI 11 AM    CRESTED AND FALLING

RED CLAY CREEK
  WOODDALE         7.0    6.28  FRI 11 AM     CRESTED AND FALLING

&&

River Flood Warnings in Pennsylvania, 2012Every river flood warning in 2012

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.