Alert archive / New Jersey / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 29, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 10, 2020, 1:47 AM EDT for Monmouth County, Ocean County, New Jersey. It was in force for 13 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
- Apr 10, 2020, 1:47 AM EDT (05:47 UTC)
- Expired
- Apr 10, 2020, 2:00 AM EDT
- In force
- 13 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Monmouth County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 31 km from the middle of the area, began a volume at 05:47 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 00:00Z, 5.8 hours before the alert went out and 139 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1650 m above ground
- 0-6 km bulk shear
- 93 kt
- 0-1 km storm-relative helicity
- -193 m²/s²
- 0-3 km storm-relative helicity
- -122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
579
WUUS51 KPHI 100547
SVRPHI
NJC025-029-100600-
/O.NEW.KPHI.SV.W.0029.200410T0547Z-200410T0600Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
147 AM EDT Fri Apr 10 2020
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern Ocean County in southern New Jersey...
Southeastern Monmouth County in central New Jersey...
* Until 200 AM EDT.
* At 146 AM EDT, severe thunderstorms were located along a line
extending from Asbury Park to near Surf City, moving east at 50
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Toms River, Barnegat, Manasquan, Point Pleasant Beach, Seaside
Heights, Mantoloking, Allenwood, Dover Beaches North, Dover Beaches
South, Brick Township, Point Pleasant, Neptune City, Brielle,
Spring Lake Heights, Bradley Beach, Spring Lake, Avon-By-the-sea,
Sea Girt, Island Heights and Bay Head.
This includes the following highways...
Garden State Parkway between mile markers 96 and 101.
Interstate 195 in New Jersey near mile marker 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This severe thunderstorm may contain little or no lightning. Do not
wait until you hear thunder before taking cover.
&&
LAT...LON 4021 7396 3958 7398 3975 7423 4021 7410
TIME...MOT...LOC 0546Z 275DEG 43KT 4020 7401 3963 7419
HAIL...<.75IN
WIND...60MPH
$$
Robertson1 follow-up statement
146
WWUS51 KPHI 100555
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
155 AM EDT Fri Apr 10 2020
NJC025-029-100604-
/O.EXP.KPHI.SV.W.0029.000000T0000Z-200410T0600Z/
Ocean NJ-Monmouth NJ-
155 AM EDT Fri Apr 10 2020
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN OCEAN AND
SOUTHEASTERN MONMOUTH COUNTIES WILL EXPIRE AT 200 AM EDT...
The storms which prompted the warning have moved offshore.
Therefore, the warning will be allowed to expire.
LAT...LON 4021 7396 3958 7398 3975 7423 4021 7410
TIME...MOT...LOC 0554Z 275DEG 43KT 4020 7398 3963 7416
$$
RobertsonThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 11:44 PM EDT | Special Marine Warning | PHI | 61 min | |
| Apr 9, 11:49 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Cumberland, Gloucester, Salem | 41 min |
| Apr 10, 12:16 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 14 min |
| Apr 10, 12:18 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 57 min |
| Apr 10, 12:33 AM EDT | Special Marine Warning | PHI | 57 min | |
| Apr 10, 1:06 AM EDT | Special Marine Warning | PHI | 54 min | |
| Apr 10, 1:44 AM EDT | Special Marine Warning | PHI | 61 min | |
| Apr 10, 3:27 AM EDT | Special Weather Statement | PHI | Morris, Sussex | 63 min |
| Apr 10, 3:33 AM EDT | Freeze Watch | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 12 hr |
| Apr 10, 3:29 PM EDT | Freeze Warning | PHI | Hunterdon, Mercer, Morris, Somerset, Sussex, Warren | 18 hr |
| Apr 10, 3:43 PM EDT | Fire Weather Watch | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more | 12 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2020Every severe thunderstorm warning in 2020
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.