Alert archive / Pennsylvania / River Flood Warnings in 2012

River Flood Warning 8, NWS Philadelphia/Mount Holly

October 29, 2012Chester County, Delaware County, Pennsylvania

NWS Philadelphia/Mount Holly issued this river flood warning at Oct 29, 2012, 11:15 AM EDT for Chester County, Delaware County, Pennsylvania. It took effect at Oct 29, 2012, 9:24 PM EDT. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued: Oct 29, 2012, 11:15 AM EDT (15:15 UTC)
In effect from: Oct 29, 2012, 9:24 PM EDT
Expired: Oct 30, 2012, 8:35 PM EDT
In force: 23 hr
Issued by: NWS Philadelphia/Mount Holly
Flood severity: Major

Counties Chester County, PA, Delaware County, PA

The radar

The Philadelphia radar (KDIX), 99 km from the middle of the area, began a volume at 15:18 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 Brandywine Creek at Chadds Ford (CDFP1). The gauge peaked at 12.19 ft at Oct 30, 2012, 5:00 AM EDT.

Action stage: 8 ft
Minor stage: 9 ft
Moderate stage: 11 ft
Major stage: 13 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01481000, 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.

693 
WGUS41 KPHI 291515
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1115 AM EDT MON OCT 29 2012

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

  BRANDYWINE CREEK AT CHADDS FORD AFFECTING CHESTER AND DELAWARE COUNTIES
  BRANDYWINE CREEK AT WILMINGTON 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.

&&

PAC029-045-292115-
/O.NEW.KPHI.FL.W.0008.121029T2300Z-121031T1712Z/
/CDFP1.3.ER.121029T2300Z.121030T1700Z.121031T1112Z.NO/
1115 AM EDT MON OCT 29 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE BRANDYWINE CREEK AT CHADDS FORD.
* FROM THIS EVENING TO WEDNESDAY AFTERNOON...OR UNTIL THE WARNING IS CANCELLED.
* AT 10:30 AM MONDAY THE STAGE WAS 3.0 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MAJOR FLOODING IS FORECAST. 
* FORECAST...RISE ABOVE FLOOD STAGE BY THIS EVENING AND CONTINUE TO RISE TO NEAR
  13.0 FEET BY EARLY TOMORROW AFTERNOON. THE RIVER WILL FALL BELOW FLOOD STAGE 
  BY WEDNESDAY MORNING.
* IMPACT...AT 13.0 FEET...RESIDENTIAL EVACUATIONS BEGIN AT THIS STAGE

$$

DEC003-292114-
/O.NEW.KPHI.FL.W.0009.121030T0900Z-121031T1100Z/
/WMND1.1.ER.121030T0900Z.121030T1700Z.121031T0500Z.UU/
1115 AM EDT MON OCT 29 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A 

* FLOOD WARNING FOR 
  THE BRANDYWINE CREEK AT WILMINGTON.
* FROM LATE TONIGHT TO WEDNESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 10:45 AM MONDAY THE STAGE WAS 12.8 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS FORECAST. 
* FORECAST...RISE ABOVE FLOOD STAGE BY EARLY TOMORROW AND CONTINUE TO RISE TO 
  NEAR 17.5 FEET BY EARLY TOMORROW AFTERNOON. THE RIVER WILL FALL BELOW FLOOD 
  STAGE BY EARLY WEDNESDAY MORNING.
* IMPACT...AT 19.0 FEET...SERIOUS FLOODING AT THE DUPONT PLANT.

$$

                   FLD     OBSERVED            FORECAST
 LOCATION          STG     STG  DAY TIME       CREST

BRANDYWINE CREEK
  CHADDS FORD       9.0    2.95  MON 10 AM     13.0   TUE 1 PM 
  WILMINGTON       16.5   12.81  MON 11 AM     17.5   TUE 1 PM 

&&

7 follow-up statements

889 
WGUS81 KPHI 292022
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
422 PM EDT MON OCT 29 2012

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN PENNSYLVANIA...
DELAWARE...
 
  BRANDYWINE CREEK AT CHADDS FORD AFFECTING CHESTER AND DELAWARE COUNTIES 
  BRANDYWINE CREEK AT WILMINGTON 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.

&&

PAC029-045-300622-
/O.EXT.KPHI.FL.W.0008.121030T0124Z-121031T1400Z/
/CDFP1.3.ER.121030T0124Z.121030T1700Z.121031T0800Z.NO/
422 PM EDT MON OCT 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT CHADDS FORD.
* FROM THIS EVENING TO WEDNESDAY MORNING...OR UNTIL THE WARNING IS CANCELLED.
* AT 3:30 PM MONDAY THE STAGE WAS 6.2 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MAJOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY TONIGHT AND CONTINUE TO RISE TO NEAR 13.0
  FEET BY EARLY TOMORROW AFTERNOON. THE RIVER WILL FALL BELOW FLOOD STAGE BY 
  WEDNESDAY MORNING.
* IMPACT...AT 13.0 FEET...RESIDENTIAL EVACUATIONS BEGIN AT THIS STAGE

$$

DEC003-300622-
/O.EXT.KPHI.FL.W.0009.121030T0700Z-121031T0916Z/
/WMND1.1.ER.121030T0700Z.121030T1700Z.121031T0316Z.UU/
422 PM EDT MON OCT 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT WILMINGTON.
* FROM LATE TONIGHT TO LATE TUESDAY NIGHT...OR UNTIL THE WARNING IS CANCELLED.
* AT 3:45 PM MONDAY THE STAGE WAS 13.9 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY EARLY TOMORROW AND CONTINUE TO RISE TO 
  NEAR 17.5 FEET BY EARLY TOMORROW AFTERNOON. THE RIVER WILL FALL BELOW FLOOD 
  STAGE BY LATE TOMORROW EVENING.
* IMPACT...AT 19.0 FEET...SERIOUS FLOODING AT THE DUPONT PLANT.

$$

                    FLD     OBSERVED          FORECAST
 LOCATION           STG    STG  DAY TIME      CREST

BRANDYWINE CREEK
  CHADDS FORD       9.0    6.15  MON 3 PM     13.0   TUE 1 PM 
  WILMINGTON       16.5   13.89  MON 4 PM     17.5   TUE 1 PM 

&&

KRUZDLO

213 
WGUS81 KPHI 300219
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1019 PM EDT MON OCT 29 2012

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN PENNSYLVANIA...
DELAWARE...
 
  BRANDYWINE CREEK AT CHADDS FORD AFFECTING CHESTER AND DELAWARE COUNTIES 
  BRANDYWINE CREEK AT WILMINGTON 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.

&&

PAC029-045-301219-
/O.EXT.KPHI.FL.W.0008.000000T0000Z-121031T1100Z/
/CDFP1.3.ER.121029T2230Z.121030T1200Z.121031T0500Z.NO/
1019 PM EDT MON OCT 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT CHADDS FORD.
* AT 9:30 PM MONDAY THE STAGE WAS 9.9 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 13.0 FEET BY TOMORROW 
  MORNING. THE RIVER WILL FALL BELOW FLOOD STAGE EARLY WEDNESDAY MORNING.
* IMPACT...AT 13.0 FEET...RESIDENTIAL EVACUATIONS BEGIN AT THIS STAGE

$$

DEC003-301219-
/O.EXT.KPHI.FL.W.0009.121030T0515Z-121031T0400Z/
/WMND1.1.ER.121030T0515Z.121030T1200Z.121030T2200Z.UU/
1019 PM EDT MON OCT 29 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT WILMINGTON.
* UNTIL LATE TUESDAY NIGHT...OR UNTIL THE WARNING IS CANCELLED.
* AT 9:45 PM MONDAY THE STAGE WAS 15.6 FEET. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE BY AFTER MIDNIGHT TONIGHT AND CONTINUE TO 
  RISE TO NEAR 17.0 FEET BY TOMORROW MORNING. THE RIVER WILL FALL BELOW FLOOD 
  STAGE BY TOMORROW EVENING.
* IMPACT...AT 19.0 FEET...SERIOUS FLOODING AT THE DUPONT PLANT.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

BRANDYWINE CREEK
  CHADDS FORD       9.0    9.93  MON 9 PM     13.0  TUE 8 AM 
  WILMINGTON       16.5   15.56  MON 10 PM    17.0  TUE 8 AM 

&&

648 
WGUS81 KPHI 301019
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
619 AM EDT TUE OCT 30 2012

...THE FLOOD WARNING CONTINUES FOR THE BRANDYWINE CREEK...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

PAC029-045-302019-
/O.EXT.KPHI.FL.W.0008.000000T0000Z-121031T1000Z/
/CDFP1.3.ER.121029T2230Z.121030T1200Z.121031T0400Z.NO/
619 AM EDT TUE OCT 30 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT CHADDS FORD.
* AT 5:30 AM, THE STAGE WAS 12.2 FEET AND NEARING CREST. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS OCCURRING.
* FORECAST...THE CREEK LEVEL IS NEARING CREST. THE LEVEL IS
  EXPECTED TO FALL BACK BELOW FLOOD STAGE TONIGHT.

$$

DEC003-302019-
/O.EXT.KPHI.FL.W.0009.000000T0000Z-121031T0000Z/
/WMND1.1.ER.121030T1011Z.121030T1200Z.121030T1800Z.UU/
619 AM EDT TUE OCT 30 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT WILMINGTON.
* AT 5:45 AM, THE STAGE WAS 16.4 FEET AND RISING. 
* FLOOD STAGE IS 16.5 FEET. 
* MINOR FLOODING IS FORECAST.
* FORECAST...THE CREEK LEVEL SHOULD RISE TO NEAR 17.0 FEET THIS
  MORNING. THE LEVEL SHOULD FALL BACK BELOW FLOOD STAGE THIS
  AFTERNOON.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

BRANDYWINE CREEK
  CHADDS FORD      9.0   12.2  TUE 530 AM    CRESTING
  WILMINGTON      16.5   16.4  TUE 545 AM    17.0    TUE 8 AM 

&&

IOVINO

822 
WGUS81 KPHI 301411
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1011 AM EDT TUE OCT 30 2012

...THE FLOOD WARNING CONTINUES FOR THE BRANDYWINE CREEK...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

PAC029-045-310011-
/O.EXT.KPHI.FL.W.0008.000000T0000Z-121031T0400Z/
/CDFP1.2.ER.121029T2230Z.121030T0915Z.121030T2200Z.NO/
1011 AM EDT TUE OCT 30 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT CHADDS FORD.
* AT 9:30 AM, THE STAGE WAS 11.6 FEET AND FALLING SLOWLY. 
* FLOOD STAGE IS 9.0 FEET. 
* MODERATE FLOODING IS OCCURRING.
* FORECAST...THE CREEK LEVEL IS FORECAST TO FALL BACK BELOW FLOOD
  STAGE LATE IN THE DAY.

$$

DEC003-302200-
/O.EXT.KPHI.FL.W.0009.000000T0000Z-121030T2200Z/
/WMND1.1.ER.121030T1147Z.121030T1200Z.121030T1600Z.UU/
1011 AM EDT TUE OCT 30 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT WILMINGTON.
* AT 9:45 AM, THE STAGE WAS 16.5 FEET AND NEAR CREST. 
* FLOOD STAGE IS 16.5 FEET. 
* FORECAST...THE CREEK SHOULD FALL SLOWLY, RETURNING BACK BELOW FLOOD
  STAGE THIS AFTERNOON.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

BRANDYWINE CREEK
  CHADDS FORD      9.0   11.6  TUE 930 AM     CRESTED
  WILMINGTON      16.5   16.5  TUE 945 AM     CRESTING

&&

IOVINO

027 
WGUS81 KPHI 301738
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
138 PM EDT TUE OCT 30 2012

...THE FLOOD WARNING IS CANCELLED FOR THE BRANDYWINE CREEK
AROUND WILMINGTON...

...THE FLOOD WARNING CONTINUES FOR THE BRANDYWINE CREEK AROUND
CHADDS FORD...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

PAC029-045-310338-
/O.CON.KPHI.FL.W.0008.000000T0000Z-121031T0400Z/
/CDFP1.2.ER.121029T2230Z.121030T0915Z.121030T2200Z.NO/
138 PM EDT TUE OCT 30 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT CHADDS FORD.
* AT 12:30 PM, THE STAGE WAS 11.1 FEET AND FALLING. 
* FLOOD STAGE IS 9.0 FEET. 
* MINOR FLOODING WILL OCCUR.
* FORECAST...THE CREEK LEVEL WILL CONTINUE TO FALL, RETURNING BACK
  BELOW FLOOD STAGE LATE IN THE DAY.

$$

DEC003-301808-
/O.CAN.KPHI.FL.W.0009.000000T0000Z-121030T2200Z/
/WMND1.1.ER.121030T1147Z.121030T1200Z.121030T1543Z.UU/
138 PM EDT TUE OCT 30 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE BRANDYWINE CREEK AT WILMINGTON.
* AT 12:45 PM, THE STAGE WAS 16.4 FEET AND FALLING. 
* FLOOD STAGE IS 16.5 FEET. 
* THE CREEK LEVEL FELL BELOW FLOOD STAGE AT WILMINGTON AROUND
  11:45 AM.
* FORECAST...THE CREEK LEVEL WILL CONTINUE TO FALL SLOWLY.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

BRANDYWINE CREEK
  CHADDS FORD      9.0   11.1  TUE 1230 PM    CRESTED
  WILMINGTON      16.5   16.4  TUE 1245 PM    CRESTED

&&

IOVINO

849 
WGUS81 KPHI 301901
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
301 PM EDT TUE OCT 30 2012

...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN PENNSYLVANIA...
 
  BRANDYWINE CREEK AT CHADDS FORD AFFECTING CHESTER AND DELAWARE COUNTIES 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

PAC029-045-310501-
/O.EXT.KPHI.FL.W.0008.000000T0000Z-121031T0700Z/
/CDFP1.2.ER.121029T2230Z.121030T0915Z.121031T0100Z.NO/
301 PM EDT TUE OCT 30 2012

THE FLOOD WARNING CONTINUES FOR
  THE BRANDYWINE CREEK AT CHADDS FORD.
* AT  2:30 PM TUESDAY THE STAGE WAS 10.7 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY TONIGHT.
* IMPACT...AT 10.0 FEET...THE INTERSECTION OF CREEK ROAD AND ROUTE 926 NEAR 
  POCOPSON FLOODS UPSTREAM OF CHADDS FORD.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

BRANDYWINE CREEK
  CHADDS FORD      9.0   10.7  TUE 2 PM       CRESTED 

&&

218 
WGUS81 KPHI 310035
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
835 PM EDT TUE OCT 30 2012

...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN PENNSYLVANIA...
 
  BRANDYWINE CREEK AT CHADDS FORD AFFECTING CHESTER AND DELAWARE COUNTIES

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

PAC029-045-310105-
/O.CAN.KPHI.FL.W.0008.000000T0000Z-121031T0700Z/
/CDFP1.2.ER.121029T2230Z.121030T0915Z.121030T2231Z.NO/
835 PM EDT TUE OCT 30 2012

THE FLOOD WARNING IS CANCELLED FOR
  THE BRANDYWINE CREEK AT CHADDS FORD.
* AT 7:30 PM TUESDAY THE STAGE WAS 8.2 FEET. 
* FLOOD STAGE IS 9.0 FEET. 
* FELL BELOW FLOOD STAGE AT  6:31 PM TUESDAY.
* FORECAST...THE RIVER WILL CONTINUE TO FALL TO 3.5 FEET BY THURSDAY MORNING.

$$

                   FLD     OBSERVED           FORECAST
 LOCATION          STG    STG  DAY TIME       CREST

BRANDYWINE CREEK
  CHADDS FORD      9.0    8.22  TUE 7 PM      CRESTED

&&

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 29, 7:40 AM EDT	Areal Flood Warning	PHI	Chester, Delaware, Montgomery, Philadelphia	23 hr
Oct 29, 11:21 AM EDT	River Flood Warning	PHI	Chester	21 hr
Oct 29, 11:29 AM EDT	River Flood Warning	PHI	Delaware	19 hr
Oct 29, 11:34 AM EDT	River Flood Warning	PHI	Bucks	18 hr
Oct 29, 11:34 AM EDT	River Flood Warning	PHI	Montgomery	18 hr
Oct 29, 4:28 PM EDT	Special Weather Statement	PHI	Bucks, Chester, Delaware, Montgomery, Philadelphia	2 hr
Oct 29, 4:48 PM EDT	Areal Flood Warning	PHI	Berks	14 hr

Nearby

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

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.