Alert archive / New Jersey / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 127, NWS Philadelphia/Mount Holly

June 5, 2019Cape May County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 5, 2019, 5:33 PM EDT for Cape May County, New Jersey. It was in force for 42 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: Jun 5, 2019, 5:33 PM EDT (21:33 UTC)
Expired: Jun 5, 2019, 6:15 PM EDT
In force: 42 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Cape May County, NJ

The radar

The Dover AFB radar (KDOX), 60 km from the middle of the area, began a volume at 21:35 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
Jun 5, 5:42 PM EDT	MARINE TSTM WIND 40	1 Ssw North Cape May, NJ	WEATHERFLOW GAUGE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 9.6 hours before the alert went out and 137 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: 280 J/kg
Mixed-layer CIN: -87 J/kg
Mixed-layer LCL: 841 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 118 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

As transmitted.

794 
WUUS51 KPHI 052133
SVRPHI
NJC009-052215-
/O.NEW.KPHI.SV.W.0127.190605T2133Z-190605T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
533 PM EDT Wed Jun 5 2019

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Cape May County in southern New Jersey...

* Until 615 PM EDT.

* At 533 PM EDT, severe thunderstorms were located along a line
  extending from 7 miles west of North Cape May to 9 miles east of
  Cape Henlopen State Park to 7 miles southeast of Henlopen Acres,
  moving northeast at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Damage to roofs, siding, trees, and power lines is 
           possible.

* Locations impacted include...
  Ocean City, Cape May, North Wildwood, Wildwood Crest, Woodbine, Sea
  Isle City, Avalon, West Cape May, Corbin City, Cape May Court
  House, Scotch Bonnet, Seaville, Diamond Beach, Green Creek,
  Dennisville, Goshen, Strathmere, Rio Grande, North Cape May and
  Villas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

In addition to damaging winds, frequent cloud to ground lightning is 
occurring with these storms. Move indoors immediately. Remember, if 
you can hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 3893 7496 3897 7494 3897 7496 3914 7489
      3920 7492 3930 7474 3922 7464 3920 7465
      3910 7473 3910 7479 3908 7478 3908 7476
      3904 7478 3905 7479 3904 7481 3899 7479
      3894 7486
TIME...MOT...LOC 2133Z 236DEG 34KT 3895 7508 3877 7491 3863 7500 

HAIL...<.75IN
WIND...60MPH
 
$$

Robertson

1 follow-up statement

526 
WWUS51 KPHI 052205
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
605 PM EDT Wed Jun 5 2019

NJC009-052215-
/O.CON.KPHI.SV.W.0127.000000T0000Z-190605T2215Z/
Cape May NJ-
605 PM EDT Wed Jun 5 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR CENTRAL CAPE MAY COUNTY...

At 605 PM EDT, a severe thunderstorm was located over Avalon, or 13
miles southwest of Ocean City, moving northeast at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Damage to roofs, siding, trees, and power lines is 
         possible.

Locations impacted include...
Ocean City, North Wildwood, Woodbine, Sea Isle City, Avalon, Corbin
City, Cape May Court House, Scotch Bonnet, Seaville, Dennisville,
Goshen, Strathmere and Whitesboro-Burleigh.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Frequent cloud to ground lightning is occurring with this storm, and
the storm will affect the beaches. For your safety, immediately move
off the beach and seek shelter indoors.

&&

LAT...LON 3899 7479 3908 7492 3914 7489 3920 7492
      3930 7474 3922 7464 3920 7465 3910 7473
      3910 7479 3908 7478 3908 7476 3904 7478
      3905 7479 3904 7481
TIME...MOT...LOC 2205Z 226DEG 31KT 3912 7477 

HAIL...<.75IN
WIND...60MPH
 
$$

Robertson

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 5, 4:42 PM EDT	Special Weather Statement	PHI	Cape May	33 min
Jun 5, 5:05 PM EDT	Special Marine Warning	PHI		55 min
Jun 5, 5:28 PM EDT	Special Weather Statement	PHI	Cape May	47 min
Jun 5, 5:55 PM EDT	Special Marine Warning	PHI		65 min
Jun 5, 5:59 PM EDT	Special Marine Warning	PHI		61 min
Jun 5, 6:12 PM EDT	Special Weather Statement	PHI	Atlantic	48 min
Jun 5, 6:44 PM EDT	Special Marine Warning	PHI		91 min
Jun 5, 7:02 PM EDT	Areal Flood Advisory	PHI	Burlington, Camden, Gloucester	5 hr
Jun 5, 7:18 PM EDT	Special Weather Statement	PHI	Burlington	27 min
Jun 5, 7:26 PM EDT	Special Weather Statement	PHI	Burlington	34 min
Jun 5, 7:37 PM EDT	Areal Flood Advisory	PHI	Burlington	5 hr
Jun 5, 7:45 PM EDT	Special Weather Statement	PHI	Burlington	30 min
Jun 5, 7:52 PM EDT	Special Weather Statement	PHI	Burlington	38 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2019 Every severe thunderstorm warning 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.