Alert archive / Pennsylvania / Special Weather Statements in 2017
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Aug 19, 2017, 9:29 PM EDT for Monroe County, Pennsylvania. It was in force for 31 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
- Aug 19, 2017, 9:29 PM EDT (01:29 UTC)
- Expired
- Aug 19, 2017, 10:00 PM EDT
- In force
- 31 min
- Issued by
- NWS Philadelphia/Mount Holly
County Monroe County, PA
The radar
The Binghamton radar (KBGM), 126 km from the middle of the area, began a volume at 01:29 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
Albany, NY (KALY), launched 00:00Z, 1.5 hours before the alert went out and 212 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
- 182 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1469 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- -3 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.4
The text
As transmitted.
875
WWUS81 KPHI 200129
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
929 PM EDT SAT AUG 19 2017
PAZ054-055-200200-
Monroe-Carbon-
929 PM EDT SAT AUG 19 2017
...A LINE OF STRONG THUNDERSTORMS WILL AFFECT NORTHEASTERN CARBON AND
NORTHERN MONROE COUNTIES...
At 928 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Gouldsboro to near Pocono Raceway to
Jonas. Movement was northeast at 40 mph.
Winds up to 50 mph are possible with these storms.
These storms will be near...
Gouldsboro State Park around 935 PM EDT.
Tobyhanna and Pocono Pines around 940 PM EDT.
Mount Pocono around 945 PM EDT.
Scotrun, Mountainhome and Canadensis around 950 PM EDT.
Hernyville, Alpine Mountain, Skytop and Paradise Valley around 955
PM EDT.
Other locations impacted by these storms include Cresco.
Cloud to ground lightning is occurring with this storm. Lightning
can strike 10 miles away from a thunderstorm. Seek a safe shelter
inside a building or vehicle.
LAT...LON 4115 7515 4114 7509 4094 7556 4115 7561
4123 7554 4122 7551 4123 7551 4125 7513
TIME...MOT...LOC 0128Z 240DEG 37KT 4125 7558 4107 7552 4096 7554
$$
JRKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 9:35 PM EDT | Special Weather Statement | PHI | Gloucester, Hunterdon | 25 min |
| Aug 19, 9:45 PM EDT | Special Weather Statement | PHI | Morris, Sussex, Warren | 60 min |
| Aug 19, 10:16 PM EDT | Special Marine Warning | PHI | 89 min | |
| Aug 19, 8:01 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 59 min |
| Aug 19, 8:34 PM EDT | Special Weather Statement | PHI | Carbon, Lehigh, Montgomery | 56 min |
| Aug 19, 9:00 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more | 60 min |
| Aug 19, 10:02 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's | 28 min |
| Aug 19, 10:29 PM EDT | Special Weather Statement | PHI | Kent | 31 min |
Nearby
Special Weather Statements in Pennsylvania, 2017Every special weather statement in 2017
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.