Alert archive / New Jersey / Special Weather Statements in 2010

Special Weather Statement, NWS Philadelphia/Mount Holly

August 22, 2010Camden County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Aug 22, 2010, 5:31 PM EDT for Camden County, New Jersey. It was in force for 59 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: Aug 22, 2010, 5:31 PM EDT (21:31 UTC)
Expired: Aug 22, 2010, 6:30 PM EDT
In force: 59 min
Issued by: NWS Philadelphia/Mount Holly

County Camden County, NJ

The radar

The Philadelphia radar (KDIX), 35 km from the middle of the area, began a volume at 21:31 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, 9.5 hours before the alert went out and 185 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: 662 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 593 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 92 m²/s²
0-3 km storm-relative helicity: 106 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.3

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 Aug 22, 4:41 PM EDT, 50 minutes earlier.

Area forecast discussion, Aug 22, 4:41 PM EDT, 50 minutes before

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Hazardous weather outlook, Aug 22, 3:41 PM EDT, 1 hour 50 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
341 PM EDT SUN AUG 22 2010

DEZ001>003-MDZ008-012-015-019-020-NJZ001-007>010-012-013-015>023-027-
PAZ054-055-060>062-067>071-231200-
NEW CASTLE-KENT-INLAND SUSSEX-CECIL-KENT MD-QUEEN ANNES-TALBOT-
CAROLINE-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX-
WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY-
SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON-
CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
341 PM EDT SUN AUG 22 2010

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.

LOCALLY HEAVY RAIN IS LIKELY TIL ABOUT 6 PM TO 9 PM MAINLY ALONG AND
EAST OF THE DELAWARE WITH POCKETS OF BRIEF POOR DRAINAGE FLOODING
AND PONDING OF WATER ON ROADWAYS. ADDITIONALLY...ONE OR TWO STORMS
MAY PRODUCE DAMAGING WIND GUSTS IN NEW JERSEY AND DELAWARE UNTIL
ABOUT 9 PM AT THE LATEST.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

NO WIDESPREAD HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

DEZ004-NJZ014-024>026-231200-
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
341 PM EDT SUN AUG 22 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHERN DELAWARE...CENTRAL
NEW JERSEY AND SOUTHERN NEW JERSEY.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A MODERATE RISK OF RIP CURRENTS FOR THE COAST OF NEW
JERSEY INTO TONIGHT.

LOCALLY HEAVY RAIN IS LIKELY TIL ABOUT 9 PM WITH POCKETS OF BRIEF
POOR DRAINAGE FLOODING AND PONDING OF WATER ON ROADWAYS. ADDITIONALLY...
ONE OR TWO STORMS MAY PRODUCE DAMAGING WIND GUSTS UNTIL 9 PM AT THE
LATEST.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE MAY BE MINOR TIDAL RELATED OVERWASH DURING THE MONDAY AND TUESDAY
EVENING HIGH TIDE CYCLES AS A RESULT OF ONSHORE FLOW AND SOMEWHAT
BUILDING SEAS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

ANZ430-431-450>455-231200-
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-
341 PM EDT SUN AUG 22 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS AND
DELAWARE BAY WATERS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

ISOLATED STRONG THUNDERSTORMS MAY PRODUCE STRONG SOUTHWEST WIND
GUSTS TO NEAR 40 KNOTS UNTIL ABOUT 10 PM THIS EVENING.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THERE IS A LOW PROBABILITY OF A FAIR STRONG GUSTY THUNDERSTORM
MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

DRAG

In the hours before

Special weather statement, Aug 22, 4:39 PM EDT, 52 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
439 PM EDT SUN AUG 22 2010

NJZ008>010-012-015-222145-
HUNTERDON NJ-MERCER NJ-MIDDLESEX NJ-MORRIS NJ-SOMERSET NJ-
439 PM EDT SUN AUG 22 2010

...A STRONG THUNDERSTORM WILL AFFECT HUNTERDON...MERCER...
MIDDLESEX...MORRIS AND SOMERSET COUNTIES...

AT 436 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 9 MILES SOUTHWEST OF SOMERVILLE...MOVING
NORTHEAST AT 20 MPH. THE THUNDERSTORM WILL BE NEAR FLAGTOWN...BELLE
MEAD AROUND 445 PM...MANVILLE...SOMERVILLE AROUND 500 PM...BOUND
BROOK...MIDDLESEX AROUND 515 PM...NORTH PLAINFIELD...DUNELLEN AROUND
530 PM...COLONIA AND CHATHAM AROUND 545 PM.

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 40 MPH ARE POSSIBLE WITH THIS STORM.

LAT...LON 4036 7474 4051 7488 4082 7436 4080 7434
      4078 7437 4074 7436 4067 7445 4065 7445
      4066 7440 4064 7440 4059 7444 4060 7431
      4059 7429 4060 7423 4059 7419

HAYES

Special weather statement, Aug 22, 4:55 PM EDT, 36 minutes before

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Special weather statement, Aug 22, 5:04 PM EDT, 27 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
504 PM EDT SUN AUG 22 2010

NJZ016>018-021-022-222200-
ATLANTIC NJ-CAMDEN NJ-CUMBERLAND NJ-GLOUCESTER NJ-SALEM NJ-
504 PM EDT SUN AUG 22 2010

...A STRONG THUNDERSTORM WILL AFFECT ATLANTIC...CAMDEN...
CUMBERLAND...GLOUCESTER AND SALEM COUNTIES...

AT 459 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 13 MILES NORTHWEST OF MILLVILLE...MOVING EAST AT
25 MPH. THE THUNDERSTORM WILL BE NEAR SEABROOK FARMS...OLIVET AROUND
515 PM...ROSENHAYN AROUND 530 PM...VINELAND...SOUTH VINELAND AROUND
545 PM...BUENA AND MIZPAH AROUND 600 PM.

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 3963 7475 3936 7476 3941 7536 3959 7536

HAYES

Special weather statement, Aug 22, 5:06 PM EDT, 25 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
506 PM EDT SUN AUG 22 2010

DEZ002-003-MDZ019-020-222200-
CAROLINE MD-INLAND SUSSEX DE-KENT DE-TALBOT MD-
506 PM EDT SUN AUG 22 2010

...A STRONG THUNDERSTORM WILL AFFECT CAROLINE...KENT...SUSSEX AND
TALBOT COUNTIES...

AT 504 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES NORTHEAST OF EASTON...MOVING EAST AT 20
MPH. THE THUNDERSTORM WILL BE NEAR MATTHEWS...GRIFFIN AROUND 515
PM...HARMONY...DENTON AROUND 530 PM...SMITHVILLE...AGNER AROUND 545
PM...ANDREWSVILLE AND GREENWOOD AROUND 600 PM.

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 40 MPH ARE POSSIBLE WITH THIS STORM.

LAT...LON 3871 7609 3889 7609 3894 7549 3867 7549

HAYES

Special weather statement, Aug 22, 5:18 PM EDT, 13 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
518 PM EDT SUN AUG 22 2010

NJZ001-008-010-012-222215-
MIDDLESEX NJ-MORRIS NJ-SOMERSET NJ-SUSSEX NJ-
518 PM EDT SUN AUG 22 2010

...STRONG THUNDERSTORMS WILL AFFECT MIDDLESEX...MORRIS...SOMERSET AND
SUSSEX COUNTIES...

AT 517 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 11 MILES SOUTHEAST
OF NEWTON TO 6 MILES EAST OF SOMERVILLE...MOVING EAST AT 20 MPH.
THE THUNDERSTORMS WILL BE NEAR WHITE MEADOW LAKE...WATCHUNG AROUND
530 PM...GREEN POND...SOUTH AMBOY AROUND 545 PM...KINNELON...BUTLER
AROUND 600 PM AND RIVERDALE AROUND 615 PM.

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

WIND GUSTS TO 50 MPH ARE POSSIBLE WITH THESE STORMS.

LAT...LON 4059 7420 4048 7427 4045 7423 4039 7453
      4101 7473 4106 7449 4104 7449 4105 7444
      4102 7442 4101 7432 4097 7427 4090 7427
      4089 7433 4086 7431 4078 7437 4074 7436
      4066 7445 4066 7443 4066 7440 4059 7444

HAYES

Special weather statement, Aug 22, 5:31 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
531 PM EDT SUN AUG 22 2010

NJZ017>020-022-025>027-222230-
ATLANTIC NJ-CAMDEN NJ-COASTAL ATLANTIC NJ-COASTAL OCEAN NJ-
GLOUCESTER NJ-NORTHWESTERN BURLINGTON NJ-OCEAN NJ-
SOUTHEASTERN BURLINGTON NJ-
531 PM EDT SUN AUG 22 2010

...A STRONG THUNDERSTORM WILL AFFECT ATLANTIC...BURLINGTON...
CAMDEN...GLOUCESTER AND OCEAN COUNTIES...

AT 526 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 20 MILES NORTHEAST OF VINELAND...MOVING EAST AT
15 MPH. THE THUNDERSTORM WILL BE NEAR HAMMONTON AROUND 530 PM...
ATSION...SHAMONG AROUND 545 PM...WHARTON STATE FOREST...BATSTO AROUND
600 PM...WADING RIVER...PENN STATE FOREST AROUND 615 PM...BASS RIVER
STATE FOREST AND NEW GRETNA AROUND 630 PM.

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

EXPECT INTENSE LIGHTNING FROM THIS STORM. DO NOT SEEK SHELTER UNDER
TREES WHEN LIGHTNING THREATENS...MOVE INDOORS WHEN A THUNDERSTORM
APPROACHES.

LAT...LON 3964 7420 3963 7424 3959 7425 3957 7431
      3953 7431 3951 7433 3953 7434 3953 7440
      3950 7440 3948 7435 3946 7437 3963 7510
      3988 7494 3979 7418 3972 7415 3975 7412
      3977 7415 3978 7409 3978 7408

HEAVENER

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 22, 12:23 PM EDT	Special Weather Statement	PHI	Ocean	22 min
Aug 22, 12:42 PM EDT	Special Weather Statement	PHI	Ocean	48 min
Aug 22, 1:09 PM EDT	Special Weather Statement	PHI	Atlantic	66 min
Aug 22, 1:12 PM EDT	Special Weather Statement	PHI	Monmouth	63 min
Aug 22, 1:14 PM EDT	Special Weather Statement	PHI	Morris, Somerset	61 min
Aug 22, 1:30 PM EDT	Special Weather Statement	PHI	Monmouth	60 min
Aug 22, 1:57 PM EDT	Special Weather Statement	PHI	Morris	63 min
Aug 22, 2:00 PM EDT	Special Weather Statement	PHI	Monmouth	60 min
Aug 22, 2:21 PM EDT	Special Marine Warning	PHI		54 min
Aug 22, 2:25 PM EDT	Special Weather Statement	PHI	Morris	35 min
Aug 22, 2:32 PM EDT	Special Weather Statement	PHI	Salem	58 min
Aug 22, 2:56 PM EDT	Special Weather Statement	PHI	Camden, Gloucester	64 min
Aug 22, 3:25 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden	65 min
Aug 22, 3:29 PM EDT	Special Weather Statement	PHI	Salem	61 min
Aug 22, 3:44 PM EDT	Tornado Warning	PHI	Gloucester	31 min
Aug 22, 4:07 PM EDT	Areal Flood Advisory	PHI	Camden, Gloucester	113 min
Aug 22, 4:25 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Burlington, Camden, Gloucester	65 min
Aug 22, 4:31 PM EDT	Special Weather Statement	PHI	Hunterdon, Middlesex, Somerset	59 min
Aug 22, 4:39 PM EDT	Special Weather Statement	PHI	Somerset	66 min
Aug 22, 5:04 PM EDT	Special Weather Statement	PHI	Salem	56 min
Aug 22, 5:14 PM EDT	Areal Flood Advisory	PHI	Burlington, Camden, Gloucester, Salem	2 hr
Aug 22, 5:18 PM EDT	Special Weather Statement	PHI	Middlesex, Morris	57 min
Aug 22, 5:43 PM EDT	Areal Flood Advisory	PHI	Morris, Somerset	2 hr
Aug 22, 6:30 PM EDT	Special Weather Statement	PHI	Hunterdon, Morris, Somerset	60 min
Aug 22, 7:13 PM EDT	Special Weather Statement	PHI	Burlington, Camden	62 min
Aug 22, 7:23 PM EDT	Special Weather Statement	PHI	Burlington, Monmouth, Ocean	67 min
Aug 22, 1:00 PM EDT	Special Weather Statement	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	60 min
Aug 22, 2:02 PM EDT	Special Weather Statement	PHI	Delaware	58 min
Aug 22, 3:11 PM EDT	Areal Flood Advisory	PHI	Delaware	2 hr
Aug 22, 3:18 PM EDT	Special Weather Statement	PHI	Delaware, Philadelphia	57 min
Aug 22, 9:06 AM EDT	Special Weather Statement	PHI	Cecil	24 min
Aug 22, 2:50 PM EDT	Special Weather Statement	PHI	Kent	55 min
Aug 22, 5:06 PM EDT	Special Weather Statement	PHI	Caroline	54 min
Aug 22, 2:07 PM EDT	Special Weather Statement	PHI	Sussex	68 min
Aug 22, 2:45 PM EDT	Special Weather Statement	PHI	Sussex	60 min
Aug 22, 2:54 PM EDT	Areal Flood Advisory	PHI	Sussex	111 min
Aug 22, 6:38 PM EDT	Special Weather Statement	PHI	Sussex	52 min
Aug 22, 7:10 PM EDT	Special Weather Statement	PHI	Sussex	65 min
Aug 22, 7:27 PM EDT	Areal Flood Advisory	PHI	Sussex	2 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.