Alert archive / New Jersey / Special Weather Statements in 2010

Special Weather Statement, NWS Philadelphia/Mount Holly

November 17, 2010Morris County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Nov 17, 2010, 12:47 AM EST for Morris County, New Jersey. It was in force for 58 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: Nov 17, 2010, 12:47 AM EST (05:47 UTC)
Expired: Nov 17, 2010, 1:45 AM EST
In force: 58 min
Issued by: NWS Philadelphia/Mount Holly

County Morris County, NJ

The radar

The Philadelphia radar (KDIX), 119 km from the middle of the area, began a volume at 05:50 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 130 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 931 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 226 m²/s²
0-3 km storm-relative helicity: 367 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.

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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 Nov 16, 11:33 PM EST, 1 hour 14 minutes earlier.

Area forecast discussion, Nov 16, 11:33 PM EST, 1 hour 14 minutes before

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Hazardous weather outlook, Nov 17, 12:32 AM EST, 15 minutes before

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In the hours before

Special weather statement, Nov 17, 12:05 AM EST, 42 minutes before

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Special weather statement, Nov 17, 12:33 AM EST, 14 minutes before

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Special weather statement, Nov 17, 12:43 AM EST, 4 minutes before

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Special weather statement, Nov 17, 12:46 AM EST, 1 minute before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1246 AM EST WED NOV 17 2010

MDZ015-019-020-170645-
CAROLINE MD-QUEEN ANNE'S MD-TALBOT MD-
1246 AM EST WED NOV 17 2010

...STRONG THUNDERSTORMS WILL AFFECT CAROLINE...QUEEN ANNE'S AND
TALBOT COUNTIES...

AT 1242 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 44 MILES SOUTHWEST
OF BALTIMORE TO 53 MILES WEST OF EASTON TO 67 MILES SOUTHWEST OF
EASTON...MOVING EAST AT 55 MPH. THE THUNDERSTORMS WILL BE NEAR
TALBOT...COPPERVILLE AROUND 130 AM...WINDYHILL AND CHOPTANK AROUND
145 AM.

WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS.

LAT...LON 3867 7622 3873 7625 3872 7631 3866 7635
      3874 7635 3877 7640 3875 7635 3884 7630
      3884 7638 3889 7637 3890 7636 3890 7632
      3884 7630 3887 7625 3882 7621 3890 7620
      3890 7593 3870 7584 3867 7595 3856 7604

HAYES

Special weather statement, Nov 17, 12:47 AM EST, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1247 AM EST WED NOV 17 2010

NJZ001-008-010-170645-
MORRIS NJ-SOMERSET NJ-SUSSEX NJ-
1247 AM EST WED NOV 17 2010

...A STRONG THUNDERSTORM WILL AFFECT MORRIS...SOMERSET AND SUSSEX
COUNTIES...

AT 1246 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER MORRISTOWN...MOVING NORTH AT 55 MPH. THE
THUNDERSTORM WILL BE NEAR PARSIPPANY AROUND 1245 AM...MOUNTAIN
LAKES...KINNELON AROUND 100 AM AND HIGHLAND LAKE AROUND 115 AM.

VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

WIND GUSTS TO 50 MPH ARE POSSIBLE WITH THIS STORM.

LAT...LON 4120 7437 4118 7437 4109 7449 4104 7449
      4105 7444 4101 7439 4100 7430 4096 7427
      4089 7431 4089 7433 4087 7433 4069 7443
      4076 7465 4123 7444 4123 7443

HAYES

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 17, 12:05 AM EST	Special Weather Statement	PHI	Atlantic, Burlington, Camden, Monmouth, Ocean	55 min
Nov 17, 12:43 AM EST	Special Weather Statement	PHI	Atlantic, Cape May, Ocean	62 min
Nov 17, 12:50 AM EST	Special Weather Statement	PHI	Middlesex, Monmouth	55 min
Nov 17, 1:59 AM EST	Special Weather Statement	PHI	Cumberland, Gloucester, Salem	61 min
Nov 17, 2:17 AM EST	Special Weather Statement	PHI	Middlesex	58 min
Nov 17, 2:23 AM EST	Special Marine Warning	PHI		67 min
Nov 17, 2:35 AM EST	Severe Thunderstorm Warning	PHI	Camden, Cumberland, Gloucester, Salem	55 min
Nov 17, 2:40 AM EST	Severe Thunderstorm Warning	PHI	Hunterdon, Warren	65 min
Nov 17, 2:50 AM EST	Special Marine Warning	PHI		55 min
Nov 17, 2:55 AM EST	Special Marine Warning	PHI		65 min
Nov 17, 2:57 AM EST	Special Weather Statement	PHI	Cape May	33 min
Nov 17, 3:13 AM EST	Severe Thunderstorm Warning	PHI	Atlantic, Burlington, Cape May, Cumberland, Mercer, Middlesex and 2 more	62 min
Nov 17, 3:28 AM EST	Severe Thunderstorm Warning	PHI	Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more	62 min
Nov 17, 3:34 AM EST	Special Marine Warning	PHI		56 min
Nov 17, 4:06 AM EST	Severe Thunderstorm Warning	PHI	Middlesex, Monmouth, Ocean	24 min
Nov 17, 4:22 AM EST	Special Marine Warning	PHI		53 min
Nov 17, 12:33 AM EST	Special Weather Statement	PHI	Carbon	57 min
Nov 17, 1:23 AM EST	Special Weather Statement	PHI	Berks, Carbon	67 min
Nov 17, 1:44 AM EST	Special Weather Statement	PHI	Chester	61 min
Nov 17, 1:49 AM EST	Severe Thunderstorm Warning	PHI	Berks, Carbon, Lehigh	56 min
Nov 17, 2:16 AM EST	Special Weather Statement	PHI	Chester, Lehigh	59 min
Nov 17, 1:08 AM EST	Severe Thunderstorm Warning	PHI	Caroline, Kent, Queen Anne's, Talbot	52 min
Nov 17, 2:03 AM EST	Severe Thunderstorm Warning	PHI	Caroline, Cecil, Kent, Queen Anne's, Talbot	57 min
Nov 17, 11:19 AM EST	Coastal Flood Statement	PHI	Caroline, Queen Anne's, Talbot	5 hr

Nearby

Special Weather Statements in New Jersey, 2010 Every special weather statement in 2010

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.