Alert archive / Pennsylvania / River Flood Warnings in 2018
River Flood Warning 7, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Apr 16, 2018, 7:45 AM EDT for Delaware County, Pennsylvania. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 16, 2018, 7:45 AM EDT (11:45 UTC)
- Expired
- Apr 16, 2018, 12:00 PM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- Minor
County Delaware County, PA
The radar
The Philadelphia radar (KDIX), 86 km from the middle of the area, began a volume at 11:44 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 Chester Creek near Chester (CHSP1). The gauge peaked at 10.71 ft at Apr 16, 2018, 9:00 AM EDT.
- 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.
The text
As transmitted.
042
WGUS41 KPHI 161145
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mt Holly NJ
745 AM EDT Mon Apr 16 2018
...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.
&&
PAC045-161744-
/O.NEW.KPHI.FL.W.0007.180416T1145Z-180416T1848Z/
/CHSP1.1.ER.180416T1136Z.180416T1200Z.180416T1248Z.NO/
745 AM EDT Mon Apr 16 2018
The National Weather Service in Mount Holly NJ has issued a
* Flood Warning for
The Chester Creek at Chester.
* until this afternoon...or until the warning is cancelled.
* At 7:31 AM Monday the stage was 7.8 feet.
* Flood stage is 8.0 feet.
* Minor flooding is forecast.
* Forecast...Rise above flood stage by this morning and continue to rise to near
9.2 feet by this morning.the river will fall below flood stage by this
morning.
&&
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
Chester Creek
Chester 8.0 7.75 Mon 8 AM 9.2 Mon 8 AM
&&
LAT...LON 3991 7542 3985 7534 3981 7540 3987 7547
$$2 follow-up statements
917
WGUS41 KPHI 161507
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Mt Holly NJ
1107 AM EDT Mon Apr 16 2018
Chester Creek Near Chester affecting Delaware County
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...Do not attempt to drive through flooded areas. The water may be
deeper than you think.
&&
PAC045-162107-
/O.EXT.KPHI.FL.W.0007.000000T0000Z-180416T2125Z/
/CHSP1.2.ER.180416T1134Z.180416T1316Z.180416T1525Z.NO/
1107 AM EDT Mon Apr 16 2018
The Flood Warning continues for
The Chester Creek at Chester.
* until this afternoon...or until the warning is cancelled.
* At 11:01 AM Monday the stage was 8.6 feet.
* Flood stage is 8.0 feet.
* Forecast...The river will continue to fall to below flood stage by late this
morning.
&&
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
Chester Creek
Chester 8.0 8.57 Mon 11 AM 7.2 Mon 12 PM
&&
LAT...LON 3991 7542 3985 7534 3981 7540 3987 7547
$$513
WGUS81 KPHI 161600
FLSPHI
Flood Statement
National Weather Service Mt Holly NJ
1200 PM EDT Mon Apr 16 2018
...The Flood Warning is cancelled 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.
&&
PAC045-161630-
/O.CAN.KPHI.FL.W.0007.000000T0000Z-180416T2125Z/
/CHSP1.2.ER.180416T1134Z.180416T1316Z.180416T1528Z.NO/
1200 PM EDT Mon Apr 16 2018
The Flood Warning is cancelled for
The Chester Creek at Chester.
* At 11:46 AM Monday the stage was 7.8 feet.
* Flood stage is 8.0 feet.
* Fell below flood stage at 11:28 AM Monday.
* Forecast...The river will continue to fall to 3.6 feet by tomorrow morning.
&&
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
Chester Creek
Chester 8.0 7.76 Mon 12 PM 7.2 Mon 12 PM
&&
LAT...LON 3991 7542 3985 7534 3981 7540 3987 7547
$$The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 12:32 AM EDT | Winter Weather Advisory | PHI | Carbon, Monroe | 8 hr |
| Apr 16, 5:34 AM EDT | Areal Flood Advisory | PHI | Chester, Delaware | 4 hr |
| Apr 16, 5:52 AM EDT | Areal Flood Advisory | PHI | Bucks, Delaware, Montgomery, Philadelphia | 7 hr |
| Apr 16, 6:30 AM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 4 hr |
| Apr 16, 7:04 AM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Apr 16, 7:26 AM EDT | Special Weather Statement | PHI | Bucks, Philadelphia | 34 min |
| Apr 16, 8:44 AM EDT | Areal Flood Warning | PHI | Philadelphia | 2 hr |
| Apr 16, 9:26 AM EDT | Areal Flood Warning | PHI | Bucks | 4 hr |
| Apr 16, 10:45 AM EDT | Areal Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Apr 16, 11:41 AM EDT | River Flood Warning | PHI | Bucks | 12 hr |
| Apr 16, 12:04 PM EDT | Special Weather Statement | PHI | Chester | 26 min |
| Apr 16, 1:31 PM EDT | Areal Flood Warning | PHI | Bucks, Philadelphia | 4 hr |
| Apr 16, 2:27 PM EDT | Areal Flood Warning | PHI | Montgomery, Philadelphia | 5 hr |
| Apr 16, 2:45 PM EDT | Coastal Flood Warning | PHI | Bucks, Delaware, Philadelphia | 3 hr |
Nearby
River Flood Warnings in Pennsylvania, 2018Every river flood warning in 2018
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.