Alert archive / New Jersey / Special Weather Statements in 2021
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Oct 5, 2021, 3:33 AM EDT for Atlantic County, New Jersey. It was in force for 57 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
- Oct 5, 2021, 3:33 AM EDT (07:33 UTC)
- Expired
- Oct 5, 2021, 4:30 AM EDT
- In force
- 57 min
- Issued by
- NWS Philadelphia/Mount Holly
- Hail
- 0.00 in
- Wind
- 40
County Atlantic County, NJ
The radar
The Philadelphia radar (KDIX), 55 km from the middle of the area, began a volume at 07:35 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.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 00:00Z, 7.6 hours before the alert went out and 186 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
- 1077 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 1040 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted.
621
WWUS81 KPHI 050733
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
333 AM EDT Tue Oct 5 2021
NJZ020-022-024>027-050830-
Coastal Atlantic NJ-Coastal Ocean NJ-Ocean NJ-Atlantic NJ-
Atlantic Coastal Cape May NJ-Southeastern Burlington NJ-
333 AM EDT Tue Oct 5 2021
...A strong thunderstorm will impact portions of southern Atlantic,
south central Ocean and southeastern Burlington Counties through 430
AM EDT...
At 332 AM EDT, Doppler radar was tracking a strong thunderstorm near
Mays Landing, or 10 miles west of Atlantic City, moving northeast at
25 mph.
HAZARD...Wind gusts up to 40 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Atlantic City, Ocean City, Pleasantville, Somers Point, Ventnor City,
Brigantine, Northfield, Absecon, Margate City, Egg Harbor City,
Tuckerton, Estell Manor, Port Republic, Longport, Corbin City,
Pomona, Mays Landing, English Creek, Wading River and Bass River
State Forest.
This includes the following highways...
Garden State Parkway between mile markers 28 and 61.
Atlantic City Expressway between mile markers 0 and 20.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with this storm and may lead to
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 3927 7460 3944 7486 3976 7443 3954 7408
TIME...MOT...LOC 0732Z 229DEG 21KT 3943 7464
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$
POThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 5, 12:49 AM EDT | Special Weather Statement | PHI | Salem | 26 min |
| Oct 5, 2:10 AM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester, Salem | 4 hr |
| Oct 5, 2:27 AM EDT | Flash Flood Warning | PHI | Camden, Gloucester | 3 hr |
| Oct 5, 2:51 AM EDT | Special Weather Statement | PHI | Atlantic | 39 min |
| Oct 5, 3:20 AM EDT | Areal Flood Advisory | PHI | Atlantic, Burlington, Ocean | 3 hr |
| Oct 5, 12:32 AM EDT | Special Weather Statement | PHI | Chester | 43 min |
| Oct 5, 1:24 AM EDT | Special Weather Statement | PHI | Montgomery | 36 min |
Nearby
Special Weather Statements in New Jersey, 2021Every special weather statement in 2021
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.