Alert archive / New Jersey / Special Weather Statements in 2017
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at May 31, 2017, 11:42 PM EDT for Sussex County, New Jersey. It was in force for 33 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
- May 31, 2017, 11:42 PM EDT (03:42 UTC)
- Expired
- Jun 1, 2017, 12:15 AM EDT
- In force
- 33 min
- Issued by
- NWS Philadelphia/Mount Holly
County Sussex County, NJ
The radar
The Philadelphia radar (KDIX), 128 km from the middle of the area, began a volume at 03:45 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, 3.7 hours before the alert went out and 144 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
- 1161 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
889
WWUS81 KPHI 010342
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
1142 PM EDT WED MAY 31 2017
NJZ001-007-008-010415-
Morris-Sussex-Warren-
1142 PM EDT WED MAY 31 2017
...A LINE OF STRONG THUNDERSTORMS WILL AFFECT NORTHWESTERN MORRIS...
SUSSEX AND EAST CENTRAL WARREN COUNTIES...
At 1141 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Branchville to near Newton to near
Great Meadows-Vienna. Movement was east at 35 mph.
These storms will be near...
Newton, Branchville, Andover and Pellettown around 1145 PM EDT.
Hopatcong, Hamburg, Sussex and Lake Mohawk around 1155 PM EDT.
Stanhope, Ogdensburg and Budd Lake around 1200 AM EDT.
Franklin, Netcong, Vernon Valley, Highland Lake and Succasunna
around 1205 AM EDT.
Mount Arlington, Succasunna-Kenvil and Green Pond around 1210 AM
EDT.
Dover, Wharton, Victory Gardens, Lake Telemark and Upper Greenwood
Lake around 1215 AM EDT.
Other locations impacted by these storms include White Meadow Lake.
Wind gusts up to 30 mph and pea size hail are possible with this
storm.
Heavy rainfall is also occurring with this storm...and may cause
ponding on roadways and poor drainage areas. Do not drive your
vehicle through flooded roadways.
Occasional cloud to ground lightning is occurring with this storm.
Lightning can strike 15 miles away from a thunderstorm. If you see
lightning or hear thunder seek a safe shelter inside a building or
vehicle.
LAT...LON 4121 7439 4119 7438 4109 7450 4108 7449
4104 7450 4105 7445 4104 7443 4084 7457
4089 7494 4102 7481 4123 7475 4130 7456
TIME...MOT...LOC 0341Z 258DEG 30KT 4120 7475 4102 7479 4088 7493
$$
RobertsonThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 8:04 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Somerset | 36 min |
| May 31, 8:39 PM EDT | Special Weather Statement | PHI | Somerset | 36 min |
| May 31, 10:41 PM EDT | Special Weather Statement | PHI | Sussex | 34 min |
| May 31, 11:13 PM EDT | Special Weather Statement | PHI | Sussex, Warren | 32 min |
Nearby
Special Weather Statements in New Jersey, 2017Every special weather statement in 2017
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.