Alert archive / Pennsylvania / Flash Flood Warnings in 2013
Flash Flood Warning 26, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 30, 2013, 2:04 PM EDT for Berks County, Pennsylvania. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 30, 2013, 2:04 PM EDT (18:04 UTC)
- Expired
- Jun 30, 2013, 7:53 PM EDT
- In force
- 6 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
County Berks County, PA
The radar
The Philadelphia radar (KDIX), 158 km from the middle of the area, began a volume at 18:06 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 nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 6.1 hours before the alert went out and 207 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 97 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 1167 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
922
WGUS51 KPHI 301804
FFWPHI
PAC011-302200-
/O.NEW.KPHI.FF.W.0026.130630T1804Z-130630T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
204 PM EDT SUN JUN 30 2013
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLASH FLOOD WARNING FOR...
BERKS COUNTY...
* UNTIL 600 PM EDT...
* AT 158 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM A THUNDERSTORM OVER BERKS COUNTY. FLASH
FLOODING WAS ALREADY REPORTED IN FLEETWOOD AND NEARLY STATIONARY
THUNDERSTORMS ARE IN PROGRESS JUTS WEST OF STRAUSTOWN.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE LIKELY IN
THE WARNED AREA IN THE NORTHWEST PART OF THE COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. NEVER ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR IN AN
AUTOMOBILE. TURN AROUND DON'T DROWN!
FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. TURN AROUND...DON'T DROWN! NEVER TRY
TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE
RISING WATER MOVE UP TO HIGHER GROUND.
&&
LAT...LON 4052 7637 4052 7625 4059 7605 4058 7603
4063 7600 4068 7590 4066 7587 4050 7562
4028 7579 4041 7631 4049 7644 4050 7643
$$
TFG3 follow-up statements
108
WGUS71 KPHI 302046
FFSPHI
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
446 PM EDT SUN JUN 30 2013
PAC011-302200-
/O.CON.KPHI.FF.W.0026.000000T0000Z-130630T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BERKS PA-
446 PM EDT SUN JUN 30 2013
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR WEST
CENTRAL BERKS COUNTY...
AT 440 PM EDT...DOPPLER RADAR ESTIMATES CONTINUE TO INDICATE A
THUNDERSTORM PRODUCING HEAVY RAIN OVER EXTREME WESTERN BERKS COUNTY.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE.
LAT...LON 4052 7637 4052 7625 4054 7618 4038 7620
4041 7631 4049 7644 4050 7643
$$
TFG606
WGUS51 KPHI 302149
FFWPHI
PAC011-010200-
/O.EXT.KPHI.FF.W.0026.000000T0000Z-130701T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
549 PM EDT SUN JUN 30 2013
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
WEST CENTRAL BERKS COUNTY...
* UNTIL 1000 PM EDT...
* AT 544 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATES OF
AROUND FOUR INCHES OF RAIN IN AND AROUND BETHEL TOWNSHIP. THUNDERSTORMS
ARE REMAINING NEARLY STATIONARY IN THE AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. TURN AROUND...DON'T DROWN! NEVER TRY
TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE
RISING WATER MOVE UP TO HIGHER GROUND.
&&
LAT...LON 4052 7637 4052 7625 4054 7618 4038 7620
4041 7631 4049 7644 4050 7643
$$
TFG202
WGUS71 KPHI 302353
FFSPHI
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
753 PM EDT SUN JUN 30 2013
PAC011-010003-
/O.CAN.KPHI.FF.W.0026.000000T0000Z-130701T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BERKS PA-
753 PM EDT SUN JUN 30 2013
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR WEST CENTRAL BERKS
COUNTY...
THE WATERS FROM THE EARLIER HEAVY RAINS ARE RECEDING AND FLOOD WATERS
NO LONGER POSE A THREAT TO LIFE OR PROPERTY. THEREFORE...THE FLASH
FLOOD WARNING HAS BEEN CANCELLED.
WATER IS RECEDING...JUST SOME MINOR FLOODING PROBLEMS MIGHT
CONTINUE FOR AN HOUR OR TWO.
LAT...LON 4052 7637 4052 7625 4054 7618 4038 7620
4041 7631 4049 7644 4050 7643
$$
TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 11:18 AM EDT | Areal Flood Advisory | PHI | Chester | 117 min |
| Jun 30, 11:45 AM EDT | Flash Flood Warning | PHI | Chester | 5 hr |
| Jun 30, 12:03 PM EDT | Special Weather Statement | PHI | Delaware | 42 min |
| Jun 30, 12:15 PM EDT | Areal Flood Advisory | PHI | Berks | 60 min |
| Jun 30, 12:49 PM EDT | Flash Flood Warning | PHI | Berks | 116 min |
| Jun 30, 3:29 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe | 4 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 2013Every flash flood warning in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.