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 Jul 18, 2011, 6:04 PM EDT for Carbon County, Monroe County, Northampton County, Pennsylvania. It was in force for 56 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 18, 2011, 6:04 PM EDT (22:04 UTC)
- Expired
- Jul 18, 2011, 7:00 PM EDT
- In force
- 56 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Carbon County, PA, Monroe County, PA, Northampton County, PA
The radar
The Binghamton radar (KBGM), 135 km from the middle of the area, began a volume at 22:08 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 18, 6:43 PM EDT | TSTM WND DMG | Lake Harmony, PA | TREE DOWN IN KIDDER TOWNSHIP. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 10.1 hours before the alert went out and 187 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
- 9 J/kg
- Mixed-layer CIN
- -228 J/kg
- Mixed-layer LCL
- 1206 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
257
WWUS81 KPHI 182204
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
604 PM EDT MON JUL 18 2011
PAZ054-055-061-062-182300-
CARBON PA-LEHIGH PA-MONROE PA-NORTHAMPTON PA-
604 PM EDT MON JUL 18 2011
...A STRONG THUNDERSTORM WILL AFFECT CARBON...LEHIGH...MONROE AND
NORTHAMPTON COUNTIES...
AT 600 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 14 MILES SOUTH OF WILKES-BARRE...MOVING EAST AT
35 MPH. THE THUNDERSTORM WILL BE NEAR WHITE HAVEN...EAST SIDE AROUND
615 PM...CHRISTMANS...ALBRIGHTSVILLE AROUND 630 PM...
BRODHEADSVILLE...JONAS AROUND 645 PM...SAYLORSBURG AND WIND GAP
AROUND 700 PM.
WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM. IF
THIS STORM INTENSIFIES FURTHER...A SEVERE THUNDERSTORM WARNING MAY
BE REQUIRED.
THIS THUNDERSTORM WAS ONE OF SCATTERED THUNDERSTORMS OVER NORTHERN
PENNSYLVANIA THAT WILL BE MOVING THROUGH THE POCONOS AND LEHIGH
VALLEY DURING THE FIRST HALF OF THE EVENING.
IF YOU SEE THREATENING WEATHER, PLEASE MOVE INDOORS QUICKLY.
LAT...LON 4116 7516 4115 7509 4110 7504 4101 7509
4099 7514 4095 7512 4054 7535 4093 7598
4100 7575 4105 7578 4110 7577 4114 7570
4113 7564 4123 7554 4125 7550 4126 7514
$$
TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 7:01 PM EDT | Special Weather Statement | PHI | Sussex, Warren | 89 min |
| Jul 18, 7:07 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 83 min |
| Jul 18, 6:15 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 75 min |
Nearby
Special Weather Statements in Pennsylvania, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.