Alert archive / Pennsylvania / River Flood Warnings in 2020
River Flood Warning 62, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Dec 25, 2020, 4:53 AM EST for Berks County, Montgomery County, Pennsylvania. It took effect at Dec 25, 2020, 8:00 AM EST. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Dec 25, 2020, 4:53 AM EST (09:53 UTC)
- In effect from
- Dec 25, 2020, 8:00 AM EST
- Expired
- Dec 25, 2020, 1:52 PM EST
- In force
- 6 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Berks County, PA, Montgomery County, PA
The radar
The Philadelphia radar (KDIX), 144 km from the middle of the area, began a volume at 09:55 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 Schuylkill River at Berne (BREP1). The gauge peaked at 12.20 ft at Dec 25, 2020, 9:00 AM EST.
- Action stage
- 10 ft
- Minor stage
- 12 ft
- Moderate stage
- 14 ft
- Major stage
- 16 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 01470500, 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.
835 WGUS41 KPHI 250953 FLWPHI BULLETIN - EAS ACTIVATION REQUESTED Flood Warning National Weather Service Mount Holly NJ 453 AM EST Fri Dec 25 2020 ...The National Weather Service in Mount Holly NJ has issued a Flood Warning for the following rivers in Pennsylvania... Schuylkill River At Berne affecting Berks County. For the Schuylkill River...including Berne...Minor flooding is forecast. 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. PAC011-091-252200- /O.NEW.KPHI.FL.W.0062.201225T1300Z-201226T0300Z/ /BREP1.1.ER.201225T1300Z.201225T1800Z.201225T2051Z.NO/ 453 AM EST Fri Dec 25 2020 The National Weather Service in Mount Holly has issued a * Flood Warning for the Schuylkill River At Berne. * From this morning to this evening. * At 4:32 AM EST Friday the stage was 11.2 feet. * Flood stage is 12.0 feet. * Minor flooding is forecast. * Forecast...The river will oscillate around flood stage with a maximum value of 13.0 feet this afternoon. * Impact at 10.0 feet...Open adjacent land begins to flood between Shoemakersville and Hamburg. Impact at 12.0 feet...Miller Street in Shoemakersville floods. Impact at 14.0 feet...Mohrsville Road in Perry Township floods. Second Street in Shoemakersville floods. * Flood History...This crest compares to a previous crest of 12.9 feet on 12/02/1996. && Stream Fld Observed Fcsts (7 am) Crest Location Stg Stg Day/Time Sat Sun Stg Time Date Schuylkill River Berne 12.0 11.2 Fri 4 am 9.3 8.2 13.0 1pm 12/25 && LAT...LON 4056 7598 4059 7595 4036 7591 4031 7598 $$ CMS
1 follow-up statement
902 WGUS81 KPHI 251852 FLSPHI Flood Statement National Weather Service Mount Holly NJ 152 PM EST Fri Dec 25 2020 ...The Flood Warning is cancelled for the following rivers in Pennsylvania... Schuylkill River At Berne affecting Berks and Montgomery Counties. PAC011-091-252000- /O.CAN.KPHI.FL.W.0062.000000T0000Z-201225T1852Z/ /BREP1.1.ER.201225T1300Z.201225T1800Z.201225T2051Z.NO/ 152 PM EST Fri Dec 25 2020 ...The Flood Warning for the Schuylkill River At Berne has been cancelled... The Flood Warning is cancelled for the Schuylkill River At Berne. * At 1:32 PM EST Friday the stage was 11.8 feet. * Flood stage is 12.0 feet. * Forecast...The river will continue to fall into this evening. && Stream Fld Observed Fcsts (1 pm) Crest Location Stg Stg Day/Time Sat Sun Stg Time Date Schuylkill River Berne 12.0 11.8 Fri 1 pm 9.5 8.1 Crested && LAT...LON 4056 7598 4059 7595 4036 7591 4031 7598 $$ Kruzdlo
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 8:47 PM EST | Areal Flood Advisory | PHI | Chester, Delaware, Montgomery, Philadelphia | 6 hr |
| Dec 24, 9:08 PM EST | Coastal Flood Advisory | PHI | Bucks, Philadelphia | 14 hr |
| Dec 24, 9:16 PM EST | Areal Flood Advisory | PHI | Bucks, Lehigh, Northampton | 3 hr |
| Dec 24, 9:38 PM EST | Areal Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 14 hr |
| Dec 24, 10:09 PM EST | Areal Flood Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 6 hr |
| Dec 24, 10:21 PM EST | Areal Flood Warning | PHI | Bucks | 14 hr |
| Dec 24, 10:30 PM EST | River Flood Warning | PHI | Delaware | 10 hr |
| Dec 24, 11:10 PM EST | Areal Flood Advisory | PHI | Bucks | 4 hr |
| Dec 24, 11:26 PM EST | River Flood Warning | PHI | Chester | 13 hr |
| Dec 24, 11:48 PM EST | Areal Flood Warning | PHI | Bucks | 15 hr |
| Dec 24, 11:54 PM EST | Areal Flood Warning | PHI | Lehigh, Monroe, Northampton | 12 hr |
| Dec 25, 12:36 AM EST | River Flood Warning | PHI | Montgomery | 13 hr |
| Dec 25, 12:53 AM EST | Areal Flood Warning | PHI | Chester | 6 hr |
| Dec 25, 12:59 AM EST | River Flood Warning | PHI | Chester, Montgomery, Philadelphia | 21 hr |
| Dec 25, 1:56 AM EST | Areal Flood Warning | PHI | Bucks, Philadelphia | 7 hr |
| Dec 25, 2:28 AM EST | River Flood Warning | PHI | Bucks | 15 hr |
| Dec 25, 3:29 AM EST | Areal Flood Warning | PHI | Berks | 6 hr |
| Dec 25, 3:33 AM EST | River Flood Warning | PHI | Chester, Delaware | 17 hr |
| Dec 25, 4:00 AM EST | River Flood Warning | PHI | Lehigh, Northampton | 16 hr |
| Dec 25, 4:31 AM EST | Areal Flood Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 7 hr |
| Dec 25, 6:32 AM EST | River Flood Warning | PHI | Montgomery, Philadelphia | 7 hr |
| Dec 25, 7:28 AM EST | River Flood Warning | PHI | Monroe | 10 hr |
| Dec 25, 12:13 PM EST | Areal Flood Warning | PHI | Carbon, Monroe | 9 hr |
Nearby
River Flood Warnings in Pennsylvania, 2020Every river flood warning in 2020
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.