Alert archive / Pennsylvania / River Flood Warnings in 2016

River Flood Warning 7, NWS Philadelphia/Mount Holly

February 25, 2016Chester County, Delaware County, Pennsylvania

NWS Philadelphia/Mount Holly issued this river flood warning at Feb 25, 2016, 12:28 AM EST for Chester County, Delaware County, Pennsylvania. It took effect at Feb 25, 2016, 3:00 AM EST. It was in force for 16 hr.

The area

The outline as issued.

The facts

Issued: Feb 25, 2016, 12:28 AM EST (05:28 UTC)
In effect from: Feb 25, 2016, 3:00 AM EST
Expired: Feb 25, 2016, 6:35 PM EST
In force: 16 hr
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Flood severity: Minor

Counties Chester County, PA, Delaware County, PA

The radar

The Philadelphia radar (KDIX), 103 km from the middle of the area, began a volume at 05:28 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 11.54 ft at Feb 25, 2016, 10:00 AM EST.

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.

600 
WGUS41 KPHI 250528
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1228 AM EST THU FEB 25 2016

...The National Weather Service in Mount Holly NJ has issued a flood
warning 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.

&&

PAC029-045-251128-
/O.NEW.KPHI.FL.W.0007.160225T0800Z-160225T2200Z/
/CDFP1.1.ER.160225T0800Z.160225T1200Z.160225T1600Z.NO/
1228 AM EST THU FEB 25 2016

The National Weather Service in Mount Holly NJ has issued a 

* Flood Warning for 
  The Brandywine Creek at Chadds Ford.
* until this afternoon...Or until the warning is cancelled.
* At 12:01 AM Thursday the stage was 7.1 feet.
* Flood stage is 9.0 feet.
* Minor flooding is forecast.
* Forecast...Rise above flood stage early this morning and continue to
  rise to near 9.8 feet around daybreak. The river will fall below flood 
  stage by midday.


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG   DAY TIME     CREST

Brandywine Creek
  Chadds Ford            9.0    7.13  Thu 12 AM    9.8    Thu 7 AM 
 
&&
 
LAT...LON 3991 7567 3979 7560 3982 7553 3993 7561
                                      

$$

Kruzdlo

4 follow-up statements

076 
WGUS81 KPHI 251107
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
607 AM EST THU FEB 25 2016

...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.

&&

PAC029-045-252107-
/O.CON.KPHI.FL.W.0007.000000T0000Z-160225T2200Z/
/CDFP1.1.ER.160225T1015Z.160225T1200Z.160225T1600Z.NO/
607 AM EST THU FEB 25 2016

The Flood Warning continues for
  The Brandywine Creek at Chadds Ford.
* At 5:30 AM Thursday the stage was 9.1 feet.
* Flood stage is 9.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 9.8 feet by mid morning. 
  The river will fall below flood stage late this morning.


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

Brandywine Creek
  Chadds Ford            9.0    9.10  Thu 5 AM     9.8    Thu 7 AM 
 
&&
 
LAT...LON 3991 7567 3979 7560 3982 7553 3993 7561
                                      

$$

Kruzdlo

783 
WGUS41 KPHI 251355
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
855 AM EST THU FEB 25 2016

...Forecast flooding changed from Minor to Moderate severity 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.

&&

PAC029-045-251955-
/O.EXT.KPHI.FL.W.0007.000000T0000Z-160226T0300Z/
/CDFP1.2.ER.160225T1015Z.160225T1600Z.160225T2100Z.NO/
855 AM EST THU FEB 25 2016

...Observed flooding increased from Minor to Moderate severity...
...Forecast flooding increased from Minor to Moderate severity...
The Flood Warning continues for 
 The Brandywine Creek At Chadds Ford.
* until this evening...Or until the warning is cancelled.
* At  8:30 AM Thursday the stage was 11.1 feet.
* Flood stage is 9.0 feet.
* Moderate flooding is occurring and Moderate flooding is forecast.
* Forecast...The river will continue rising to near 11.7 feet by late this 
  morning. The river will fall below flood stage late this afternoon.

                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

Brandywine Creek
  Chadds Ford            9.0   11.09  Thu 8 AM    11.7    Thu 11 AM
 
&&
 
LAT...LON 3991 7567 3979 7560 3982 7553 3993 7561
                                      

$$

019 
WGUS81 KPHI 251931
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
231 PM EST THU FEB 25 2016

...The Flood Warning continues for the following rivers in Delaware...

  Brandywine Creek At Wilmington affecting New Castle County
...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.

&&

PAC029-045-260300-
/O.CON.KPHI.FL.W.0007.000000T0000Z-160226T0300Z/
/CDFP1.2.ER.160225T1015Z.160225T1500Z.160225T2100Z.NO/
231 PM EST THU FEB 25 2016

The Flood Warning continues for
  The Brandywine Creek at Chadds Ford.
* At  2:16 PM Thursday the stage was 10.2 feet.
* Flood stage is 9.0 feet.
* Forecast...The river will continue to fall to below flood stage by late this 
  afternoon.


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

Brandywine Creek
  Chadds Ford            9.0   10.17  Thu 2 PM     9.0    Thu 4 PM 
 
&&
 
LAT...LON 3991 7567 3979 7560 3982 7553 3993 7561
                                      

$$

DEC003-260327-
/O.EXT.KPHI.FL.W.0015.000000T0000Z-160226T0327Z/
/WMND1.1.ER.160225T1649Z.160225T1815Z.160225T2127Z.UU/
231 PM EST THU FEB 25 2016

The Flood Warning continues for
  The Brandywine Creek at Wilmington.
* At  2:15 PM Thursday the stage was 16.8 feet.
* Flood stage is 16.5 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 16.9 feet by late this 
  afternoon. The river will fall below flood stage late this afternoon.


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

Brandywine Creek
  Wilmington             16.5   16.83  Thu 2 PM    16.9    Thu 3 PM 
 
&&
 
LAT...LON 3979 7560 3969 7552 3975 7549 3982 7553
                                      

$$

892 
WGUS81 KPHI 252335
FLSPHI
FLOOD STATEMENT 
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
635 PM EST THU FEB 25 2016

...The Flood Warning is cancelled 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.

&&

PAC029-045-260005-
/O.CAN.KPHI.FL.W.0007.000000T0000Z-160226T0300Z/
/CDFP1.2.ER.160225T1015Z.160225T1500Z.160225T2217Z.NO/
635 PM EST THU FEB 25 2016

The Flood Warning is cancelled for
  The Brandywine Creek at Chadds Ford.
* At  5:31 PM Thursday the stage was 8.9 feet.
* Flood stage is 9.0 feet.
* Fell below flood stage at  5:17 PM Thursday.
* Forecast...The river will continue to fall to 5.1 feet by tomorrow morning.


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

Brandywine Creek
  Chadds Ford            9.0    8.87  Thu 6 PM     Crested and falling
 
&&
 
LAT...LON 3991 7567 3979 7560 3982 7553 3993 7561
                                      

$$

DEC003-260005-
/O.CAN.KPHI.FL.W.0015.000000T0000Z-160226T0327Z/
/WMND1.1.ER.160225T1649Z.160225T1815Z.160225T2136Z.UU/
635 PM EST THU FEB 25 2016

The Flood Warning is cancelled for
  The Brandywine Creek at Wilmington.
* At  6:15 PM Thursday the stage was 16.0 feet.
* Flood stage is 16.5 feet.
* Fell below flood stage at  4:36 PM Thursday.
* Forecast...The river will continue to fall to 13.7 feet by tomorrow morning.


                         FLD    OBSERVED           FORECAST
 LOCATION                STG    STG  DAY TIME      CREST

Brandywine Creek
  Wilmington             16.5   15.97  Thu 6 PM    Crested and falling  
 
&&
 
LAT...LON 3979 7560 3969 7552 3975 7549 3982 7553
                                      

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 24, 7:12 PM EST	Severe Thunderstorm Warning	PHI	Chester, Delaware	33 min
Feb 24, 7:21 PM EST	Areal Flood Advisory	PHI	Chester	4 hr
Feb 24, 7:35 PM EST	Areal Flood Advisory	PHI	Carbon, Monroe	6 hr
Feb 24, 7:39 PM EST	Severe Thunderstorm Warning	PHI	Berks, Chester	36 min
Feb 24, 8:13 PM EST	Special Weather Statement	PHI	Chester, Montgomery	62 min
Feb 24, 8:23 PM EST	Special Weather Statement	PHI	Lehigh, Monroe, Northampton	67 min
Feb 24, 8:42 PM EST	Areal Flood Advisory	PHI	Bucks, Chester, Delaware, Lehigh, Monroe, Montgomery and 2 more	4 hr
Feb 24, 8:47 PM EST	Severe Thunderstorm Warning	PHI	Chester	43 min
Feb 24, 9:18 PM EST	Areal Flood Advisory	PHI	Bucks	4 hr
Feb 24, 9:40 PM EST	Severe Thunderstorm Warning	PHI	Bucks, Delaware, Montgomery, Philadelphia	35 min
Feb 24, 9:44 PM EST	Areal Flood Warning	PHI	Berks, Chester, Montgomery	10 hr
Feb 24, 9:55 PM EST	Flash Flood Warning	PHI	Bucks, Lehigh, Monroe, Northampton	4 hr
Feb 24, 10:05 PM EST	Flash Flood Warning	PHI	Bucks, Chester, Delaware, Montgomery, Philadelphia	4 hr
Feb 24, 10:11 PM EST	River Flood Warning	PHI	Chester	20 hr
Feb 24, 10:32 PM EST	Flash Flood Warning	PHI	Bucks	4 hr
Feb 24, 11:03 PM EST	Severe Thunderstorm Warning	PHI	Bucks	42 min
Feb 25, 12:19 AM EST	River Flood Warning	PHI	Montgomery	14 hr
Feb 25, 12:37 AM EST	River Flood Warning	PHI	Chester, Montgomery, Philadelphia	28 hr
Feb 25, 1:55 AM EST	Areal Flood Warning	PHI	Bucks, Lehigh, Monroe, Northampton	6 hr
Feb 25, 2:04 AM EST	Areal Flood Warning	PHI	Bucks, Delaware, Montgomery, Philadelphia	4 hr
Feb 25, 2:07 AM EST	River Flood Warning	PHI	Berks, Montgomery	8 hr
Feb 25, 2:22 AM EST	Areal Flood Warning	PHI	Bucks	8 hr
Feb 25, 7:41 AM EST	Areal Flood Warning	PHI	Berks, Chester, Montgomery	6 hr
Feb 25, 7:51 AM EST	Areal Flood Warning	PHI	Bucks, Lehigh, Monroe, Northampton	6 hr

Nearby

River Flood Warnings in Pennsylvania, 2016 Every river flood warning in 2016

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.