Alert archive / Pennsylvania / Special Weather Statements in 2016
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Aug 6, 2016, 4:55 PM EDT for Lehigh County, Pennsylvania. It was in force for 35 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
- Aug 6, 2016, 4:55 PM EDT (20:55 UTC)
- Expired
- Aug 6, 2016, 5:30 PM EDT
- In force
- 35 min
- Issued by
- NWS Philadelphia/Mount Holly
County Lehigh County, PA
The radar
The Philadelphia radar (KDIX), 103 km from the middle of the area, began a volume at 20:55 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 6, 5:06 PM EDT | HAIL 0.25 | Salisbury Twp, PA |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 8.9 hours before the alert went out and 208 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
- 252 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 685 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 134 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted.
181 WWUS81 KPHI 062055 SPSPHI SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 455 PM EDT SAT AUG 6 2016 NJZ007-009-PAZ061-062-105-062130- HUNTERDON-WARREN-NORTHAMPTON-LEHIGH-UPPER BUCKS- 455 PM EDT SAT AUG 6 2016 ...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHWESTERN WARREN... WEST CENTRAL HUNTERDON...SOUTHWESTERN NORTHAMPTON...LEHIGH AND NORTHWESTERN BUCKS COUNTIES... AT 455 PM EDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE EXTENDING FROM BETHLEHEM TO NEAR CLAUSSVILLE...AND MOVING SOUTHEAST AT 20 MPH. WIND GUSTS UP TO 40 MPH AND HALF INCH HAIL ARE POSSIBLE WITH THESE STORMS. LOCATIONS IMPACTED INCLUDE... ALLENTOWN...EASTON...BETHLEHEM...EMMAUS...NORTHAMPTON...HELLERTOWN... FERNDALE...FRENCHTOWN...MILFORD...RIEGELSVILLE...STEUBEN...GLENDON... PLEASANT VALLEY...NEW TRIPOLI...SPRINGTOWN...ZIONSVILLE... CLAUSSVILLE...SCHNECKSVILLE...REVERE AND LEHIGH UNIVERSITY. THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. LAT...LON 4052 7484 4047 7556 4067 7586 4072 7539 TIME...MOT...LOC 2055Z 296DEG 19KT 4064 7537 4062 7574 $$ SFJ
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 2:24 PM EDT | Special Weather Statement | PHI | Sussex | 36 min |
| Aug 6, 2:50 PM EDT | Special Weather Statement | PHI | Morris, Sussex, Warren | 40 min |
| Aug 6, 3:21 PM EDT | Special Weather Statement | PHI | Hunterdon, Morris, Somerset | 39 min |
| Aug 6, 3:55 PM EDT | Special Weather Statement | PHI | Hunterdon, Middlesex, Morris, Somerset | 50 min |
| Aug 6, 4:40 PM EDT | Special Weather Statement | PHI | Middlesex, Monmouth | 50 min |
| Aug 6, 5:40 PM EDT | Special Weather Statement | PHI | Mercer | 50 min |
| Aug 6, 5:41 PM EDT | Special Weather Statement | PHI | Monmouth | 49 min |
| Aug 6, 6:32 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester | 4 hr |
| Aug 6, 6:52 PM EDT | Special Weather Statement | PHI | Mercer | 23 min |
| Aug 6, 7:10 PM EDT | Special Weather Statement | PHI | Ocean | 50 min |
| Aug 6, 7:33 PM EDT | Special Marine Warning | PHI | 57 min | |
| Aug 6, 7:40 PM EDT | Special Weather Statement | PHI | Ocean | 35 min |
| Aug 6, 4:26 PM EDT | Special Weather Statement | PHI | Lehigh | 34 min |
| Aug 6, 4:30 PM EDT | Special Weather Statement | PHI | Berks | 30 min |
| Aug 6, 4:51 PM EDT | Special Weather Statement | PHI | Montgomery | 24 min |
| Aug 6, 4:59 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 46 min |
| Aug 6, 5:26 PM EDT | Special Weather Statement | PHI | Berks | 34 min |
| Aug 6, 5:56 PM EDT | Special Weather Statement | PHI | Montgomery | 34 min |
| Aug 6, 6:25 PM EDT | Special Weather Statement | PHI | Delaware, Montgomery, Philadelphia | 35 min |
| Aug 6, 6:49 PM EDT | Special Weather Statement | PHI | Kent | 26 min |
Nearby
Special Weather Statements in Pennsylvania, 2016Every special weather statement in 2016
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.