Alert archive / Pennsylvania / River Flood Warnings in 2022
River Flood Warning 24, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Apr 19, 2022, 4:50 AM EDT for Chester County, Delaware County, Pennsylvania. It took effect at Apr 19, 2022, 5:30 AM EDT. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 19, 2022, 4:50 AM EDT (08:50 UTC)
- In effect from
- Apr 19, 2022, 5:30 AM EDT
- Expired
- Apr 19, 2022, 11:59 AM EDT
- In force
- 6 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), 102 km from the middle of the area, began a volume at 08:50 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 8.48 ft at Apr 19, 2022, 9:00 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.
150
WGUS41 KPHI 190850
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mount Holly NJ
450 AM EDT Tue Apr 19 2022
...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 Delaware and Chester
Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Additional information is available at www.weather.gov/phi.
The next statement will be issued this afternoon at 230 PM EDT.
&&
PAC029-045-191830-
/O.NEW.KPHI.FL.W.0024.220419T0930Z-220419T1830Z/
/CDFP1.1.ER.220419T1146Z.220419T1200Z.220419T1232Z.NO/
450 AM EDT Tue Apr 19 2022
...FLOOD WARNING IN EFFECT UNTIL THIS AFTERNOON...
* WHAT...Minor flooding is forecast.
* WHERE...Brandywine Creek At Chadds Ford.
* WHEN...Until this afternoon.
* IMPACTS...At 8.0 feet, Open adjacent land next to the creek floods.
At 10.0 feet, The intersections of Creek Road and Route 926 near
Pocopson floods upstream of Chadds Ford.
* ADDITIONAL DETAILS...
- At 4:30 AM EDT Tuesday the stage was 7.6 feet.
- Forecast...The river is expected to rise above flood stage
this morning to a crest of 9.1 feet this morning. It will
then fall below flood stage this morning.
- Flood stage is 9.0 feet.
- Flood History...This crest compares to a previous crest of
9.2 feet on 04/02/1998.
- http://www.weather.gov/safety/flood
&&
Stream Fld Observed Fcsts (2 am) Crest
Location Stg Stg Day/Time Wed Thu Stg Time Date
Brandywine Creek
Chadds Ford 9.0 7.6 Tue 4 am 4.4 3.3 9.1 8am 4/19
&&
LAT...LON 3993 7561 3982 7553 3979 7560 3991 7567
$$
Staarmann1 follow-up statement
104 WGUS81 KPHI 191559 FLSPHI Flood Statement National Weather Service Mount Holly NJ 1159 AM EDT Tue Apr 19 2022 ...The Flood Warning is cancelled for the following rivers in Pennsylvania... Brandywine Creek At Chadds Ford affecting Delaware and Chester Counties. PAC029-045-191700- /O.CAN.KPHI.FL.W.0024.000000T0000Z-220419T1559Z/ /CDFP1.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/ 1159 AM EDT Tue Apr 19 2022 ...FLOOD WARNING IS CANCELLED... The Flood Warning is cancelled for the Brandywine Creek At Chadds Ford. * ADDITIONAL DETAILS... - At 11:30 AM EDT Tuesday the stage was 7.9 feet. - Forecast...The river will continue falling through the week. - http://www.weather.gov/safety/flood && Stream Fld Observed Fcsts (2 pm) Crest Location Stg Stg Day/Time Wed Thu Stg Time Date Brandywine Creek Chadds Ford 9.0 7.9 Tue 11 a 3.9 3.3 Crested and falling && LAT...LON 3993 7561 3982 7553 3979 7560 3991 7567 $$ Kruzdlo
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 1:00 AM EDT | River Flood Warning | PHI | Chester | 6 hr |
| Apr 19, 1:20 AM EDT | Areal Flood Warning | PHI | Chester, Delaware | 3 hr |
| Apr 19, 1:23 AM EDT | Areal Flood Warning | PHI | Montgomery | 5 hr |
| Apr 19, 1:38 AM EDT | River Flood Warning | PHI | Delaware | 3 hr |
| Apr 19, 1:43 AM EDT | Areal Flood Warning | PHI | Montgomery, Philadelphia | 10 hr |
| Apr 19, 2:16 AM EDT | Areal Flood Warning | PHI | Bucks | 8 hr |
| Apr 19, 4:46 AM EDT | River Flood Warning | PHI | Bucks | 7 hr |
| Apr 19, 6:23 PM EDT | Special Weather Statement | PHI | Bucks, Northampton | 22 min |
Nearby
River Flood Warnings in Pennsylvania, 2022Every river flood warning in 2022
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.