Alert archive / Pennsylvania / Special Weather Statements in 2019

Special Weather Statement, NWS Philadelphia/Mount Holly

August 2, 2019Carbon County, Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at Aug 2, 2019, 7:01 PM EDT for Carbon County, Pennsylvania. It was in force for 29 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 2, 2019, 7:01 PM EDT (23:01 UTC)
Expired
Aug 2, 2019, 7:30 PM EDT
In force
29 min
Issued by
NWS Philadelphia/Mount Holly

County Carbon County, PA

The radar

The Binghamton radar (KBGM), 149 km from the middle of the area, began a volume at 23:02 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 12:00Z, 11.0 hours before the alert went out and 236 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.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2019-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2019-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
7 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
1488 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
84 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

736 
WWUS81 KPHI 022301
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
701 PM EDT Fri Aug 2 2019

PAZ054-022330-
Carbon-
701 PM EDT Fri Aug 2 2019

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN CARBON COUNTY...

At 701 PM EDT, a strong thunderstorm was located over Lehighton,
moving north at 10 mph.

Wind gusts up to 40 mph and pea size hail are possible with this
storm.

Locations impacted include...
Lehighton, Palmerton, Jim Thorpe, Nesquehoning, Weatherly, New
Mahoning, Beltzville State Park, Penn Forest Reservoir, Christmans,
Summit Hill, Bowmanstown, Parryville, Weissport, Weissport East and
Trachsville.

Torrential rainfall is also occurring, and may cause localized 
flooding. Do not drive your vehicle through flooded roadways.

Frequent 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 4096 7556 4095 7557 4089 7552 4078 7564
      4078 7567 4073 7576 4080 7586 4098 7584
      4099 7579
TIME...MOT...LOC 2301Z 199DEG 9KT 4080 7571 

$$

Gorse

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 2, 5:49 PM EDTSpecial Weather StatementPHICarbon26 min
Aug 2, 5:57 PM EDTSpecial Weather StatementPHIBerks33 min
Aug 2, 7:03 PM EDTSpecial Weather StatementPHIBerks27 min
Aug 2, 7:39 PM EDTSpecial Weather StatementPHIBerks36 min
Aug 2, 7:46 PM EDTAreal Flood AdvisoryPHIBerks108 min
Aug 2, 5:11 PM EDTSpecial Weather StatementPHIKent34 min

Nearby

Special Weather Statements in Pennsylvania, 2019Every special weather statement in 2019

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.