Alert archive / New Jersey / Special Weather Statements in 2019

Special Weather Statement, NWS Philadelphia/Mount Holly

August 6, 2019Warren County, New Jersey; Northampton County, Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at Aug 6, 2019, 7:10 PM EDT for Warren County, New Jersey; Northampton County, Pennsylvania. It was in force for 35 min. 5 reports 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, 2019, 7:10 PM EDT (23:10 UTC)
Expired: Aug 6, 2019, 7:45 PM EDT
In force: 35 min
Issued by: NWS Philadelphia/Mount Holly

Counties Warren County, NJ, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 115 km from the middle of the area, began a volume at 23:10 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, 7:38 PM EDT	TSTM WND DMG	4 E Washington Twp, PA	DOWNED TREE ON STATE HIGHWAY 611. TIME ESTIMATED FROM RADAR.
Aug 6, 7:40 PM EDT	TSTM WND DMG	Belvidere, NJ	TREE DOWN INTO THE ROADWAY NEAR 312 WATER STREET. TIME ESTIMATED FROM RADAR.
Aug 6, 7:42 PM EDT	TSTM WND DMG	Belvidere, NJ	SEVERAL TREES REPORTED DOWN IN BELVIDERE. TIME ESTIMATED FROM RADAR.
Aug 6, 7:46 PM EDT	TSTM WND DMG	2 N Roxburg, NJ	TREE ONTO WIRES AND ON FIRE ON FOUL RIFT ROAD. TIME ESTIMATED FROM RADAR.
Aug 6, 7:50 PM EDT	TSTM WND DMG	2 Ese Belvidere, NJ	TREES DOWN ONTO WIRES AND ON FIRE. TIME ESTIMATED FROM RADAR.

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, 11.2 hours before the alert went out and 181 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 57 J/kg
Mixed-layer CIN: -73 J/kg
Mixed-layer LCL: 1078 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 18 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

As transmitted.

274 
WWUS81 KPHI 062310
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
710 PM EDT Tue Aug 6 2019

NJZ007-009-PAZ054-055-062-062345-
Hunterdon-Warren-Monroe-Northampton-Carbon-
710 PM EDT Tue Aug 6 2019

...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT NORTH CENTRAL
HUNTERDON...WARREN...EAST CENTRAL CARBON...SOUTHWESTERN MONROE AND
NORTHERN NORTHAMPTON COUNTIES...

At 709 PM EDT, strong thunderstorms were clustered near Bangor, or 9
miles north of Easton, moving east at 20 mph.

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

Locations impacted include...
Easton, Hackettstown, Washington, Nazareth, Bangor, Pen Argyl, Wind
Gap, Belvidere, Harmony, Oxford, Hope, Belfast, Hampton, Tatamy, East
Bangor, Delaware Water Gap, Brass Castle, Stormville, Brodheadsville
and Kunkletown.

Frequent cloud to ground lightning is occurring.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 4093 7479 4091 7477 4088 7481 4086 7481
      4065 7502 4084 7564 4100 7553
TIME...MOT...LOC 2309Z 289DEG 19KT 4082 7519 

$$

Gorse

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 6, 9:04 AM EDT	Areal Flood Advisory	PHI	Atlantic	74 min
Aug 6, 12:05 PM EDT	Special Weather Statement	PHI	Cumberland	40 min
Aug 6, 12:51 PM EDT	Areal Flood Advisory	PHI	Cumberland	108 min
Aug 6, 1:09 PM EDT	Special Weather Statement	PHI	Gloucester	36 min
Aug 6, 1:13 PM EDT	Special Weather Statement	PHI	Monmouth	32 min
Aug 6, 1:14 PM EDT	Special Weather Statement	PHI	Ocean	31 min
Aug 6, 1:30 PM EDT	Special Weather Statement	PHI	Gloucester	30 min
Aug 6, 1:34 PM EDT	Special Weather Statement	PHI	Atlantic	41 min
Aug 6, 1:38 PM EDT	Special Weather Statement	PHI	Monmouth	37 min
Aug 6, 1:50 PM EDT	Special Weather Statement	PHI	Ocean	40 min
Aug 6, 2:14 PM EDT	Areal Flood Advisory	PHI	Atlantic, Cape May, Cumberland	3 hr
Aug 6, 2:19 PM EDT	Special Weather Statement	PHI	Atlantic	41 min
Aug 6, 2:33 PM EDT	Special Weather Statement	PHI	Ocean	27 min
Aug 6, 3:07 PM EDT	Special Weather Statement	PHI	Burlington	23 min
Aug 6, 3:30 PM EDT	Small Craft Advisory	PHI		36 hr
Aug 6, 3:55 PM EDT	Special Weather Statement	PHI	Middlesex, Somerset	50 min
Aug 6, 7:32 PM EDT	Severe Thunderstorm Warning	PHI	Warren	43 min
Aug 6, 11:46 AM EDT	Special Weather Statement	PHI	Philadelphia	29 min
Aug 6, 12:13 PM EDT	Special Weather Statement	PHI	Philadelphia	47 min
Aug 6, 12:21 PM EDT	Areal Flood Advisory	PHI	Montgomery, Philadelphia	102 min
Aug 6, 12:36 PM EDT	Severe Thunderstorm Warning	PHI	Montgomery, Philadelphia	39 min
Aug 6, 1:18 PM EDT	Special Weather Statement	PHI	Bucks	27 min
Aug 6, 2:35 PM EDT	Special Weather Statement	PHI	Monroe	25 min
Aug 6, 3:05 PM EDT	Special Weather Statement	PHI	Monroe	25 min
Aug 6, 4:40 PM EDT	Special Weather Statement	PHI	Carbon	35 min
Aug 6, 5:51 PM EDT	Special Weather Statement	PHI	Monroe	39 min
Aug 6, 6:32 PM EDT	Special Weather Statement	PHI	Monroe	28 min
Aug 6, 6:38 PM EDT	Special Weather Statement	PHI	Carbon	37 min
Aug 6, 6:57 PM EDT	Flash Flood Warning	PHI	Monroe	104 min
Aug 6, 1:54 PM EDT	Special Weather Statement	PHI	Sussex	36 min
Aug 6, 2:26 PM EDT	Areal Flood Advisory	PHI	Sussex	3 hr
Aug 6, 3:04 PM EDT	Special Weather Statement	PHI	Sussex	26 min

Nearby

Special Weather Statements in New Jersey, 2019 Special Weather Statements in Pennsylvania, 2019 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.