Alert archive / New Jersey / Special Weather Statements in 2011

Special Weather Statement, NWS Philadelphia/Mount Holly

September 28, 20114 counties in New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Sep 28, 2011, 4:09 AM EDT for 4 counties in New Jersey. It was in force for 51 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: Sep 28, 2011, 4:09 AM EDT (08:09 UTC)
Expired: Sep 28, 2011, 5:00 AM EDT
In force: 51 min
Issued by: NWS Philadelphia/Mount Holly

Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Warren County, NJ

The radar

The Philadelphia radar (KDIX), 89 km from the middle of the area, began a volume at 08:12 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, 8.2 hours before the alert went out and 148 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: 10 J/kg
Mixed-layer CIN: -134 J/kg
Mixed-layer LCL: 500 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: -32 m²/s²
0-3 km storm-relative helicity: 43 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

365 
WWUS81 KPHI 280809
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
409 AM EDT WED SEP 28 2011

NJZ001-007>010-012-PAZ062-280900-
HUNTERDON NJ-MIDDLESEX NJ-MORRIS NJ-NORTHAMPTON PA-SOMERSET NJ-
SUSSEX NJ-WARREN NJ-
409 AM EDT WED SEP 28 2011

...SHOWERS WITH HEAVY RAINFALL WILL AFFECT SUSSEX...WARREN...
MORRIS...HUNTERDON...SOMERSET...MIDDLESEX AND NORTHAMPTON COUNTIES...

AT 406 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS WITH HEAVY RAINFALL ALONG A LINE EXTENDING FROM 9 MILES EAST
OF EASTON TO 13 MILES WEST OF SOMERVILLE TO 7 MILES SOUTH OF
SOMERVILLE...MOVING NORTHEAST AT 25 MPH. THE SHOWERS WILL BE NEAR
HAMPTON...WHITE HOUSE STATION...LEBANON...HIGH BRIDGE AROUND 415
AM...PLEASANT VALLEY...BRASS CASTLE...ROXBURG...BRIDGEWATER AROUND
420 AM...BELVIDERE AND SOUTH BOUND BROOK AROUND 425 AM.

THERE COULD SOME POOR DRAINAGE FLOODING WITH THESE SHOWERS AND 
POSSIBLY A BRIEF GUST OF WIND UPWARDS OF 30 MPH. A FEW RUMBLES OF 
THUNDER ARE ALSO POSSIBLE WITH THESE SHOWERS.

LAT...LON 4078 7437 4073 7437 4067 7445 4065 7445
      4066 7440 4059 7444 4060 7433 4033 7457
      4038 7463 4052 7491 4069 7530 4101 7507
      4107 7497 4111 7499 4101 7456 4084 7432

$$

HEAVENER

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 27, 11:53 PM EDT	Coastal Flood Statement	PHI	Burlington, Camden, Gloucester, Salem	4 hr
Sep 28, 1:54 AM EDT	Special Weather Statement	PHI	Burlington, Camden, Gloucester, Hunterdon, Mercer, Morris and 4 more	51 min
Sep 28, 3:56 AM EDT	Flash Flood Watch	PHI	Hunterdon, Morris, Somerset, Sussex, Warren	39 hr
Sep 28, 4:10 AM EDT	Coastal Flood Advisory	PHI	Atlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more	7 hr
Sep 28, 4:49 AM EDT	Areal Flood Warning	PHI	Hunterdon, Morris, Warren	7 hr
Sep 28, 5:45 AM EDT	River Flood Warning	PHI	Hunterdon, Somerset	22 hr
Sep 28, 6:29 AM EDT	Flash Flood Warning	PHI	Sussex, Warren	7 hr
Sep 28, 9:17 AM EDT	Special Weather Statement	PHI	Sussex	58 min
Sep 28, 10:02 AM EDT	Coastal Flood Statement	PHI	Burlington, Camden, Gloucester, Salem	8 hr
Sep 28, 12:00 PM EDT	Areal Flood Warning	PHI	Hunterdon, Morris, Somerset, Warren	6 hr
Sep 28, 3:29 PM EDT	Coastal Flood Statement	PHI	Atlantic, Burlington, Cape May, Cumberland, Monmouth, Ocean	9 hr
Sep 28, 5:58 PM EDT	Areal Flood Warning	PHI	Hunterdon, Morris, Somerset, Sussex, Warren	26 hr
Sep 27, 8:16 PM EDT	Areal Flood Warning	PHI	Carbon, Monroe	3 hr
Sep 28, 4:38 AM EDT	Areal Flood Warning	PHI	Bucks	3 hr
Sep 28, 5:45 AM EDT	Special Weather Statement	PHI	Montgomery	60 min
Sep 28, 11:15 AM EDT	Special Weather Statement	PHI	Berks	60 min
Sep 28, 12:24 PM EDT	Special Weather Statement	PHI	Lehigh	51 min
Sep 28, 3:20 PM EDT	Special Weather Statement	PHI	Chester, Delaware, Montgomery	55 min
Sep 28, 3:59 PM EDT	Special Weather Statement	PHI	Berks, Chester, Delaware, Montgomery	61 min
Sep 28, 4:21 PM EDT	Special Weather Statement	PHI	Carbon	54 min
Sep 28, 4:33 PM EDT	Areal Flood Advisory	PHI	Berks, Chester, Montgomery	2 hr
Sep 28, 4:36 PM EDT	Flash Flood Warning	PHI	Berks, Chester	3 hr
Sep 28, 4:48 PM EDT	Special Weather Statement	PHI	Northampton	57 min
Sep 28, 4:59 PM EDT	Areal Flood Advisory	PHI	Bucks, Northampton	3 hr
Sep 28, 5:02 PM EDT	Special Weather Statement	PHI	Berks, Lehigh	58 min
Sep 28, 5:12 PM EDT	Special Weather Statement	PHI	Lehigh	63 min
Sep 28, 5:29 PM EDT	Special Weather Statement	PHI	Carbon	61 min
Sep 28, 5:32 PM EDT	Severe Thunderstorm Warning	PHI	Berks, Carbon, Lehigh, Northampton	58 min
Sep 28, 5:42 PM EDT	Areal Flood Advisory	PHI	Berks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more	3 hr
Sep 28, 6:31 PM EDT	Special Weather Statement	PHI	Northampton	59 min
Sep 28, 6:35 PM EDT	Areal Flood Warning	PHI	Bucks	2 hr
Sep 28, 6:41 PM EDT	Flash Flood Warning	PHI	Carbon, Lehigh, Monroe, Northampton	3 hr
Sep 28, 7:44 PM EDT	Areal Flood Warning	PHI	Chester	3 hr
Sep 28, 8:30 AM EDT	Special Weather Statement	PHI	Caroline, Cecil, Kent, Queen Anne's, Talbot	2 hr
Sep 28, 9:32 AM EDT	Areal Flood Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	3 hr
Sep 28, 10:05 AM EDT	Special Weather Statement	PHI	Caroline	40 min
Sep 28, 1:40 PM EDT	Special Weather Statement	PHI	Caroline, Kent, Queen Anne's	65 min
Sep 28, 1:58 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Queen Anne's	62 min
Sep 28, 2:14 PM EDT	Areal Flood Advisory	PHI	Caroline, Queen Anne's, Talbot	2 hr
Sep 28, 2:59 PM EDT	Special Weather Statement	PHI	Cecil	61 min
Sep 28, 3:54 PM EDT	Special Weather Statement	PHI	Cecil	66 min
Sep 28, 9:10 AM EDT	Special Weather Statement	PHI	Sussex	35 min
Sep 28, 10:45 AM EDT	Special Weather Statement	PHI	Kent	60 min
Sep 28, 1:31 PM EDT	Special Weather Statement	PHI	Sussex	59 min
Sep 28, 2:41 PM EDT	Special Weather Statement	PHI	Kent	64 min

Nearby

Special Weather Statements in New Jersey, 2011 Every special weather statement in 2011

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.