Alert archive / Pennsylvania / Special Weather Statements in 2011
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Jun 29, 2011, 12:48 AM EDT for Sussex County, Warren County, New Jersey; Berks County, Lehigh County, Northampton County, Pennsylvania. It was in force for 87 min. 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 29, 2011, 12:48 AM EDT (04:48 UTC)
- Expired
- Jun 29, 2011, 2:15 AM EDT
- In force
- 87 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Sussex County, NJ, Warren County, NJ, Berks County, PA, Lehigh County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 132 km from the middle of the area, began a volume at 04:51 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
Brookhaven, NY (KOKX), launched 00:00Z, 4.8 hours before the alert went out and 213 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
- 33 J/kg
- Mixed-layer CIN
- -150 J/kg
- Mixed-layer LCL
- 1017 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
393
WWUS81 KPHI 290448
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1248 AM EDT WED JUN 29 2011
NJZ001-007-PAZ054-055-060>062-290615-
BERKS PA-CARBON PA-LEHIGH PA-MONROE PA-NORTHAMPTON PA-SUSSEX NJ-
WARREN NJ-
1248 AM EDT WED JUN 29 2011
...STRONG THUNDERSTORMS WILL AFFECT BERKS...CARBON...
LEHIGH...MONROE...NORTHAMPTON...SUSSEX AND WARREN COUNTIES...
AT 1243 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORMS 14 MILES EAST OF LEHIGHTON...MOVING EAST AT 30
MPH. THE THUNDERSTORMS WILL BE NEAR ROSETO...PEN ARGYL AROUND 100
AM...EAST BANGOR...BANGOR AROUND 115 AM...HOPE...BLAIRSTOWN AROUND
130 AM...ALLAMUCHY...ALLAMUCHY-PANTHER VALLEY AROUND 145 AM...ANDOVER
AND LAKE MOHAWK AROUND 200 AM.
VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.
WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM.
LAT...LON 4108 7452 4027 7583 4053 7622 4060 7605
4059 7603 4064 7600 4073 7579 4077 7582
4091 7557 4112 7506 4109 7501 4112 7495
4119 7489 4125 7474
$$
FORECASTER: NIERENBERGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 1:02 AM EDT | Special Weather Statement | PHI | Atlantic | 58 min |
| Jun 29, 2:09 AM EDT | Special Weather Statement | PHI | Monmouth, Ocean | 96 min |
| Jun 29, 2:15 AM EDT | Special Marine Warning | PHI | 60 min | |
| Jun 28, 8:31 PM EDT | Special Weather Statement | PHI | Montgomery | 44 min |
| Jun 28, 8:36 PM EDT | Special Weather Statement | PHI | Berks | 39 min |
| Jun 28, 9:36 PM EDT | Special Weather Statement | PHI | Delaware | 54 min |
| Jun 28, 9:57 PM EDT | Special Weather Statement | PHI | Carbon, Lehigh, Monroe, Northampton | 93 min |
| Jun 28, 9:05 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's | 55 min |
Nearby
Special Weather Statements in Pennsylvania, 2011Special Weather Statements in New Jersey, 2011Every special weather statement in 2011
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.