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 Mar 3, 2017, 4:48 PM EST for Hunterdon County, Mercer County, New Jersey; Bucks County, Pennsylvania. It was in force for 42 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
- Mar 3, 2017, 4:48 PM EST (21:48 UTC)
- Expired
- Mar 3, 2017, 5:30 PM EST
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Hunterdon County, NJ, Mercer County, NJ, Bucks County, PA
The radar
The Philadelphia radar (KDIX), 59 km from the middle of the area, began a volume at 21:51 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 12:00Z, 9.8 hours before the alert went out and 179 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
- 1272 m above ground
- 0-6 km bulk shear
- 90 kt
- 0-1 km storm-relative helicity
- -28 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
824
WWUS81 KPHI 032148
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
448 PM EST FRI MAR 3 2017
NJZ009-010-012-015-PAZ103>106-032230-
Hunterdon-Somerset-Middlesex-Mercer-Lower Bucks-Upper Bucks-Eastern
Montgomery-Western Montgomery-
448 PM EST FRI MAR 3 2017
...A SNOW SQUALL WILL AFFECT SOUTHERN HUNTERDON...MERCER...SOUTHERN
SOMERSET...WEST CENTRAL MIDDLESEX...NORTH CENTRAL MONTGOMERY AND
BUCKS COUNTIES...
At 446 PM EST, a snow squall was located along a line extending from
Milford to near Quakertown. Movement was east at 35 mph.
This squall will be near...
Frenchtown, Milford and Erwinna around 450 PM EST.
Bedminster, Dublin and Ottsville around 455 PM EST.
Chalfont, Tinicum and Pipersville around 500 PM EST.
Doylestown, Byram, Gardenville, Sand Brook and Sergeantsville
around 505 PM EST.
Flemington, Stockton and Lumberville around 510 PM EST.
New Hope and Cloverhill around 515 PM EST.
Hopewell, Richboro and Flagtown around 520 PM EST.
Newtown, Langhorne, Washington Crossing, Washington Crossing,
Skillman and Belle Mead around 525 PM EST.
Visibilities in this squall will drop quickly to one-quarter mile or
less in spots for a few minutes. Wind gusts in excess of 40 mph are
also possible. Any snowfall accumulations will be minor and limited
to grassy surfaces.
Use extra caution and reduce speed if traveling into or through this
snow squall. Rapid changes in visibility could lead to accidents.
LAT...LON 4023 7465 4013 7480 4036 7551 4062 7514
4050 7447
TIME...MOT...LOC 2146Z 292DEG 32KT 4057 7510 4042 7530
$$
JRKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 3, 3:04 PM EST | Special Weather Statement | PHI | Gloucester, Salem | 41 min |
| Mar 3, 3:18 PM EST | Special Weather Statement | PHI | Sussex, Warren | 57 min |
| Mar 3, 4:08 PM EST | Special Weather Statement | PHI | Warren | 37 min |
| Mar 3, 4:54 PM EST | Special Weather Statement | PHI | Morris, Somerset | 36 min |
| Mar 3, 5:31 PM EST | Special Weather Statement | PHI | Camden, Mercer | 29 min |
| Mar 3, 5:52 PM EST | Special Weather Statement | PHI | Burlington, Camden, Gloucester | 23 min |
| Mar 3, 6:17 PM EST | Special Weather Statement | PHI | Burlington, Ocean | 28 min |
| Mar 3, 3:08 PM EST | Special Weather Statement | PHI | Montgomery | 37 min |
| Mar 3, 3:42 PM EST | Special Weather Statement | PHI | Delaware, Montgomery, Philadelphia | 33 min |
Nearby
Special Weather Statements in New Jersey, 2017Special Weather Statements in Pennsylvania, 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.