Alert archive / New Jersey / Special Weather Statements in 2017

Special Weather Statement, NWS Philadelphia/Mount Holly

May 14, 2017Warren County, New Jersey; Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this special weather statement at May 14, 2017, 7:58 PM EDT for Warren County, New Jersey; Monroe County, Pennsylvania. It was in force for 47 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 14, 2017, 7:58 PM EDT (23:58 UTC)
Expired
May 14, 2017, 8:45 PM EDT
In force
47 min
Issued by
NWS Philadelphia/Mount Holly

Counties Warren County, NJ, Monroe County, PA

The radar

The Philadelphia radar (KDIX), 137 km from the middle of the area, began a volume at 00:01 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, 12.0 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.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2017-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2017-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -61 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
498 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-61 m²/s²
0-3 km storm-relative helicity
-77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this special weather statement went out at May 14, 6:15 PM EDT, 1 hour 43 minutes earlier.

Area forecast discussion, May 14, 6:15 PM EDT, 1 hour 43 minutes before
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Hazardous weather outlook, May 14, 3:47 PM EDT, 4 hours 11 minutes before
Hazardous Weather Outlook
National Weather Service Mount Holly NJ
347 PM EDT Sun May 14 2017

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-055-
060>062-070-071-101>106-152000-
New Castle-Kent-Inland Sussex-Delaware Beaches-Cecil-Kent MD-
Queen Annes-Talbot-Caroline-Sussex-Warren-Morris-Hunterdon-Somerset-
Middlesex-Western Monmouth-Eastern Monmouth-Mercer-Salem-Gloucester-
Camden-Northwestern Burlington-Ocean-Cumberland-Atlantic-Cape May-
Atlantic Coastal Cape May-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-Carbon-Monroe-Berks-Lehigh-Northampton-
Delaware-Philadelphia-Western Chester-Eastern Chester-
Western Montgomery-Eastern Montgomery-Upper Bucks-Lower Bucks-
347 PM EDT Sun May 14 2017

This Hazardous Weather Outlook is for central Delaware, northern
Delaware, southern Delaware, northeast Maryland, central New
Jersey, northern New Jersey, northwest New Jersey, southern New
Jersey, east central Pennsylvania, northeast Pennsylvania and
southeast Pennsylvania.

.DAY ONE...This Afternoon and Tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

ANZ430-431-450>455-152000-
Delaware Bay waters north of East Point NJ to Slaughter Beach DE-
Delaware Bay waters south of East Point NJ to Slaughter Beach DE-
Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 nm-
Coastal waters from Manasquan Inlet to Little Egg Inlet NJ out 20 nm-
Coastal waters from Little Egg Inlet to Great Egg Inlet NJ out 20 nm-
Coastal waters from Great Egg Inlet to Cape May NJ out 20 nm-
Coastal waters from Cape May NJ to Cape Henlopen DE out 20 nm-
Coastal waters from Cape Henlopen to Fenwick Island DE out 20 nm-
347 PM EDT Sun May 14 2017

...GALE WARNING IN EFFECT UNTIL 10 AM EDT MONDAY...

This Hazardous Weather Outlook is for Atlantic coastal waters and
Delaware Bay Waters.

.DAY ONE...This Afternoon and Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Gale Warning.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Gale Warning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, May 14, 4:50 PM EDT, 3 hours 8 minutes before
Special Weather Statement
National Weather Service Mount Holly NJ
450 PM EDT SUN MAY 14 2017

NJZ009-013-015-019-020-027-PAZ106-142115-
Hunterdon-Northwestern Burlington-Ocean-Western Monmouth-Southeastern
Burlington-Mercer-Lower Bucks-
450 PM EDT SUN MAY 14 2017

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN OCEAN...SOUTH
CENTRAL HUNTERDON...CENTRAL MERCER...NORTHEASTERN BURLINGTON...
SOUTHWESTERN MONMOUTH AND SOUTHEASTERN BUCKS COUNTIES...

At 450 PM EDT, a strong thunderstorm was located over Washington
Crossing, or near Trenton, moving southeast at 45 mph.

Winds up to 40 mph and pea size hail are possible with this storm.

Locations impacted include...
Trenton, Ewing, Florence, Bristol, Bordentown, Presidential Lakes
Estates, Pennington, Yardley, Newtown, Tullytown, Allentown,
Langhorne, Wrightstown, Washington Crossing, Florence-Roebling, Six
Flags Theme Park, Woodside, Georgetown, Cassville and Crosswicks.

LAT...LON 4024 7501 4038 7486 4010 7434 3990 7457
TIME...MOT...LOC 2050Z 310DEG 37KT 4027 7486

SFJ
Special weather statement, May 14, 5:12 PM EDT, 2 hours 46 minutes before
Special Weather Statement
National Weather Service Mount Holly NJ
512 PM EDT SUN MAY 14 2017

NJZ013-019-020-026-142145-
Northwestern Burlington-Coastal Ocean-Ocean-Western Monmouth-
512 PM EDT SUN MAY 14 2017

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN OCEAN...NORTHEASTERN
BURLINGTON AND SOUTHWESTERN MONMOUTH COUNTIES...

At 511 PM EDT, a strong thunderstorm was located over Woodruff, or 17
miles southeast of Trenton, moving southeast at 45 mph.

Winds up to 40 mph and pea size hail are possible with this storm.
Brief heavy rain is also occuring with this storm.

Locations impacted include...
Toms River, Jackson, Barnegat, Beachwood, Seaside Heights, Lakehurst,
Wrightstown, Six Flags Theme Park, Holiday City South, Pleasant
Plains, Cedar Glen West, Dover Beaches South, Cassville, Woodruff,
Holiday City-Berkeley, Bamber Lake, Cedar Glen Lakes, Imlaystown,
Whiting and Cream Ridge.

LAT...LON 3977 7410 3980 7417 3978 7418 3976 7410
      3972 7412 3975 7412 3975 7418 3971 7413
      4006 7466 4020 7452 4001 7412 3999 7414
      3999 7411 3995 7411 3993 7415 3991 7410
      3992 7408 3999 7408 3998 7407
TIME...MOT...LOC 2111Z 306DEG 45KT 4007 7450

SFJ
Local storm report, May 14, 5:56 PM EDT, 2 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
556 PM EDT SUN MAY 14 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0216 PM     HAIL             STEWARTSVILLE           40.69N  75.11W
05/14/2017  E0.25 INCH       WARREN             NJ   TRAINED SPOTTER

0220 PM     HAIL             SUSSEX                  41.21N  74.61W
05/14/2017  E0.25 INCH       SUSSEX             NJ   CO-OP OBSERVER

0228 PM     HAIL             2 E RANDOLPH TWP        40.85N  74.53W
05/14/2017  E0.25 INCH       MORRIS             NJ   SOCIAL MEDIA

0350 PM     HAIL             ALLENTOWN               40.59N  75.48W
05/14/2017  E0.25 INCH       LEHIGH             PA   TRAINED SPOTTER

0506 PM     HAIL             CROSSWICKS              40.15N  74.65W
05/14/2017  E0.25 INCH       BURLINGTON         NJ   TRAINED SPOTTER

0555 PM     HAIL             BOUND BROOK             40.57N  74.54W
05/14/2017  E0.25 INCH       SOMERSET           NJ   TRAINED SPOTTER

&&

EVENT NUMBER PHI1700706 PHI1700704 PHI1700705 PHI1700707 PHI1700708
PHI1700709

SFJ
Special weather statement, May 14, 6:11 PM EDT, 1 hour 47 minutes before
Special Weather Statement
National Weather Service Mount Holly NJ
611 PM EDT SUN MAY 14 2017

NJZ010-012>014-020-026-142300-
Eastern Monmouth-Coastal Ocean-Ocean-Western
Monmouth-Somerset-Middlesex-
611 PM EDT SUN MAY 14 2017

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN OCEAN...
SOUTHEASTERN SOMERSET...MONMOUTH AND MIDDLESEX COUNTIES...

At 610 PM EDT, a strong thunderstorm was located over East Brunswick,
or near New Brunswick, moving southeast at 45 mph.

Winds up to 40 mph and pea size hail are possible with this storm.
Brief heavy rain is also occurring with this storm.

Locations impacted include...
Toms River, New Brunswick, Perth Amboy, Long Branch, Asbury Park,
Somerset, Edison, Lakewood, Middletown, Old Bridge, Jackson, Howell,
East Brunswick, Sayreville, North Brunswick, Marlboro, Manalapan,
Tinton Falls, Holmdel and Red Bank.

LAT...LON 4007 7404 4006 7412 4005 7405 4001 7408
      3998 7406 4001 7411 3999 7414 3999 7411
      3995 7411 3995 7417 3994 7416 3988 7428
      4045 7456 4060 7430 4055 7425 4047 7427
      4044 7420 4045 7414 4028 7398
TIME...MOT...LOC 2210Z 330DEG 39KT 4043 7442

SFJ
Local storm report, May 14, 6:30 PM EDT, 1 hour 28 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
630 PM EDT SUN MAY 14 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0216 PM     HAIL             STEWARTSVILLE           40.69N  75.11W
05/14/2017  E0.25 INCH       WARREN             NJ   TRAINED SPOTTER

0220 PM     HAIL             SUSSEX                  41.21N  74.61W
05/14/2017  E0.25 INCH       SUSSEX             NJ   CO-OP OBSERVER

0228 PM     HAIL             2 E RANDOLPH TWP        40.85N  74.53W
05/14/2017  E0.25 INCH       MORRIS             NJ   SOCIAL MEDIA

0350 PM     HAIL             ALLENTOWN               40.59N  75.48W
05/14/2017  E0.25 INCH       LEHIGH             PA   TRAINED SPOTTER

0506 PM     HAIL             CROSSWICKS              40.15N  74.65W
05/14/2017  E0.25 INCH       BURLINGTON         NJ   TRAINED SPOTTER

0550 PM     HAIL             SOMERVILLE              40.57N  74.61W
05/14/2017  M0.25 INCH       SOMERSET           NJ   TRAINED SPOTTER

0555 PM     HAIL             BOUND BROOK             40.57N  74.54W
05/14/2017  E0.25 INCH       SOMERSET           NJ   TRAINED SPOTTER

0600 PM     HAIL             SOMERSET                40.50N  74.49W
05/14/2017  E0.75 INCH       SOMERSET           NJ   SOCIAL MEDIA

0613 PM     HAIL             NORTH BRUNSWICK TWP     40.45N  74.48W
05/14/2017  M0.25 INCH       MIDDLESEX          NJ   SOCIAL MEDIA

0615 PM     HAIL             HELMETTA                40.38N  74.42W
05/14/2017  E0.25 INCH       MIDDLESEX          NJ   SOCIAL MEDIA

0622 PM     HAIL             OLD BRIDGE              40.41N  74.37W
05/14/2017  E0.25 INCH       MIDDLESEX          NJ   TRAINED SPOTTER

&&

EVENT NUMBER PHI1700706 PHI1700704 PHI1700705 PHI1700707 PHI1700708
PHI1700710 PHI1700709 PHI1700712 PHI1700711 PHI1700713 PHI1700714

SFJ
Special weather statement, May 14, 7:58 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Mount Holly NJ
758 PM EDT SUN MAY 14 2017

NJZ001-007>010-PAZ054-055-062-150045-
Morris-Hunterdon-Sussex-Somerset-Warren-Monroe-Northampton-Carbon-
758 PM EDT SUN MAY 14 2017

...A STRONG THUNDERSTORM WILL AFFECT WESTERN MORRIS...NORTHEASTERN
HUNTERDON...SOUTHWESTERN SUSSEX...WARREN...NORTHWESTERN SOMERSET...
EAST CENTRAL CARBON...MONROE AND NORTHEASTERN NORTHAMPTON COUNTIES...

At 758 PM EDT, a strong thunderstorm was located near Reeders, or
near Mount Pocono, moving southeast at 50 mph.

Winds up to 40 mph are possible with this storm.

Locations impacted include...
Newton, Mount Pocono, Dover, Hopatcong, East Stroudsburg,
Hackettstown, Wharton, Washington, Blairstown, Bangor, Mount
Arlington, High Bridge, Stanhope, Pen Argyl, Netcong, Wind Gap,
Clinton, Belvidere, Harmony and Oxford.

LAT...LON 4120 7514 4115 7515 4114 7509 4108 7503
      4113 7494 4095 7449 4057 7487 4105 7560
      4124 7524
TIME...MOT...LOC 2358Z 304DEG 45KT 4105 7538

SFJ

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 3:45 AM EDTGale WatchPHI12 hr
May 14, 3:45 AM EDTGale WarningPHI36 hr
May 14, 3:01 PM EDTSpecial Weather StatementPHIMercer, Middlesex29 min
May 14, 3:22 PM EDTSpecial Weather StatementPHIMonmouth, Ocean38 min
May 14, 4:50 PM EDTSpecial Weather StatementPHIMercer25 min
May 14, 5:12 PM EDTSpecial Weather StatementPHIOcean33 min
May 14, 6:11 PM EDTSpecial Weather StatementPHIMiddlesex, Monmouth49 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.