Alert archive / Pennsylvania / River Flood Warnings in 2009
River Flood Warning 11, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Aug 13, 2009, 6:01 AM EDT for Chester County, Pennsylvania. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Aug 13, 2009, 6:01 AM EDT (10:01 UTC)
- Expired
- Aug 13, 2009, 11:29 AM EDT
- In force
- 5 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Flood severity
- Minor
County Chester County, PA
The radar
The Philadelphia radar (KDIX), 114 km from the middle of the area, began a volume at 10:04 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 East Branch Brandywine Creek below Downingtown (DWNP1). The gauge peaked at 9.94 ft at Aug 13, 2009, 8:00 AM EDT.
- Action stage
- 6 ft
- Minor stage
- 7 ft
- Moderate stage
- 9 ft
- Major stage
- 11 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 01480870, 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.
000
WGUS41 KPHI 131001
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
601 AM EDT THU AUG 13 2009
...THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A FLOOD
WARNING FOR THE FOLLOWING RIVERS IN PENNSYLVANIA...
EAST BRANCH BRANDYWINE CREEK BELOW DOWNINGTOWN AFFECTING CHESTER
COUNTY
...MINOR FLOODING IS OCCURRING ALONG THE BRANDYWINE CREEK...
PAC029-131601-
/O.NEW.KPHI.FL.W.0011.090813T1001Z-000000T0000Z/
/DWNP1.1.ER.090813T0920Z.090813T0945Z.000000T0000Z.NO/
601 AM EDT THU AUG 13 2009
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLOOD WARNING FOR
THE EAST BRANCH BRANDYWINE CREEK BELOW DOWNINGTOWN.
* UNTIL FURTHER NOTICE...OR UNTIL THE WARNING IS CANCELLED.
* AT 5:45 AM THURSDAY THE STAGE WAS 7.9 FEET.
* FLOOD STAGE IS 7.0 FEET.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
BRANDYWINE CREEK
DOWNINGTOWN 7.0 7.90 THU 6 AM
&&3 follow-up statements
000
WGUS41 KPHI 131109
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
709 AM EDT THU AUG 13 2009
...FORECAST FLOODING CHANGED FROM MINOR TO MODERATE SEVERITY FOR THE
FOLLOWING RIVERS IN PENNSYLVANIA...
EAST BRANCH BRANDYWINE CREEK BELOW DOWNINGTOWN AFFECTING CHESTER
COUNTY
...MODERATE FLOODING IS OCCURRING AND EXPECTED TO CONTINUE ON THE
BRANDYWINE CREEK...
PAC029-131709-
/O.EXT.KPHI.FL.W.0011.000000T0000Z-090814T0226Z/
/DWNP1.2.ER.090813T0920Z.090813T1200Z.090813T2026Z.NO/
709 AM EDT THU AUG 13 2009
...FORECAST FLOODING INCREASED FROM MINOR TO MODERATE SEVERITY...
THE FLOOD WARNING CONTINUES FOR
THE EAST BRANCH BRANDYWINE CREEK BELOW DOWNINGTOWN.
* UNTIL THIS EVENING...OR UNTIL THE WARNING IS CANCELLED.
* AT 6:45 AM THURSDAY THE STAGE WAS 9.4 FEET.
* MODERATE FLOODING IS OCCURRING.
* FLOOD STAGE IS 7.0 FEET.
* FORECAST...THE RIVER WILL CONTINUE RISING TO NEAR 9.8 FEET BY THIS
MORNING. THE RIVER WILL FALL BELOW FLOOD STAGE LATE THIS AFTERNOON.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
BRANDYWINE CREEK
DOWNINGTOWN 7.0 9.45 THU 7 AM 9.8 THU 8 AM
&&000
WGUS81 KPHI 131433
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1033 AM EDT THU AUG 13 2009
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
PENNSYLVANIA...
EAST BRANCH BRANDYWINE CREEK BELOW DOWNINGTOWN AFFECTING CHESTER COUNTY
...MINOR FLOODING IS OCCURRING AND EXPECTED TO CONTINUE ON THE
BRANDYWINE CREEK...
PAC029-132020-
/O.EXT.KPHI.FL.W.0011.000000T0000Z-090813T2020Z/
/DWNP1.2.ER.090813T0920Z.090813T1215Z.090813T1420Z.NO/
1033 AM EDT THU AUG 13 2009
THE FLOOD WARNING CONTINUES FOR
THE EAST BRANCH BRANDYWINE CREEK BELOW DOWNINGTOWN.
* UNTIL THIS AFTERNOON...OR UNTIL THE WARNING IS CANCELLED.
* AT 9:45 AM THURSDAY THE STAGE WAS 8.0 FEET.
* FLOOD STAGE IS 7.0 FEET.
* FORECAST...THE RIVER WILL FALL BELOW FLOOD STAGE AROUND
MIDDAY.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
BRANDYWINE CREEK
DOWNINGTOWN 7.0 8.01 THU 10 AM 5.9 THU 11 AM
&&000
WGUS81 KPHI 131529
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1129 AM EDT THU AUG 13 2009
...THE FLOOD WARNING IS CANCELLED FOR THE FOLLOWING RIVERS IN
PENNSYLVANIA...
EAST BRANCH BRANDYWINE CREEK BELOW DOWNINGTOWN AFFECTING CHESTER
COUNTY
...MINOR FLOODING IS STILL FORECAST DOWNSTREAM AT CHADDS FORD...
PAC029-131559-
/O.CAN.KPHI.FL.W.0011.000000T0000Z-090813T2020Z/
/DWNP1.2.ER.090813T0920Z.090813T1215Z.090813T1428Z.NO/
1129 AM EDT THU AUG 13 2009
THE FLOOD WARNING IS CANCELLED FOR
THE EAST BRANCH BRANDYWINE CREEK BELOW DOWNINGTOWN.
* AT 11:00 AM THURSDAY THE STAGE WAS 6.7 FEET.
* FELL BELOW FLOOD STAGE AT 10:28 AM THURSDAY.
* FLOOD STAGE IS 7.0 FEET.
* FORECAST...THE CREEK WILL CONTINUE TO FALL THROUGH TOMORROW
MORNING IF ADDITIONAL RAIN IS NOT RECEIVED TODAY.
$$
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
BRANDYWINE CREEK
DOWNINGTOWN 7.0 6.74 THU 11 AM BELOW FLOOD STAGE
&&
KRUZDLOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 8:54 PM EDT | Flash Flood Warning | PHI | Carbon | 4 hr |
| Aug 12, 10:33 PM EDT | Flash Flood Warning | PHI | Carbon, Lehigh, Northampton | 4 hr |
| Aug 12, 10:42 PM EDT | Flash Flood Warning | PHI | Berks | 4 hr |
| Aug 12, 11:23 PM EDT | Flash Flood Warning | PHI | Berks, Lehigh, Northampton | 7 hr |
| Aug 13, 2:58 AM EDT | Areal Flood Advisory | PHI | Chester | 3 hr |
| Aug 13, 3:36 AM EDT | Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 36 min |
| Aug 13, 4:12 AM EDT | Flash Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 15 hr |
| Aug 13, 9:13 AM EDT | River Flood Warning | PHI | Chester, Delaware | 5 hr |
Nearby
River Flood Warnings in Pennsylvania, 2009Every river flood warning in 2009
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.