Alert archive / New Jersey / Special Weather Statements in 2010

Special Weather Statement, NWS Philadelphia/Mount Holly

August 22, 2010Salem County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Aug 22, 2010, 5:04 PM EDT for Salem County, New Jersey. It was in force for 56 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, 5:04 PM EDT (21:04 UTC)
Expired: Aug 22, 2010, 6:00 PM EDT
In force: 56 min
Issued by: NWS Philadelphia/Mount Holly

County Salem County, NJ

The radar

The Philadelphia radar (KDIX), 69 km from the middle of the area, began a volume at 21:04 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

Wallops Is Stn, VA (KWAL), launched 12:00Z, 9.1 hours before the alert went out and 181 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: 664 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 693 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 88 m²/s²
0-3 km storm-relative helicity: 133 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.1

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, 23 minutes earlier.

Area forecast discussion, Aug 22, 4:41 PM EDT, 23 minutes before

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Hazardous weather outlook, Aug 22, 3:41 PM EDT, 1 hour 23 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, 3:29 PM EDT, 1 hour 35 minutes before

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

DEZ001-MDZ008-012-NJZ016-017-021-222030-
CECIL MD-CUMBERLAND NJ-GLOUCESTER NJ-KENT MD-NEW CASTLE DE-SALEM NJ-
329 PM EDT SUN AUG 22 2010

...A STRONG THUNDERSTORM WILL AFFECT CECIL...CUMBERLAND...
GLOUCESTER...KENT...NEW CASTLE AND SALEM COUNTIES...

AT 326 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES WEST OF MIDDLETOWN...MOVING EAST AT 20
MPH. THE THUNDERSTORM WILL BE NEAR MOUNT PLEASANT...MIDDLETOWN AROUND
345 PM...PORT PENN...SAINT GEORGES AROUND 400 PM...SALEM...PENNSVILLE
AROUND 415 PM...ALLOWAY AND WOODSTOWN AROUND 430 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 3968 7553 3962 7560 3959 7559 3969 7551
      3976 7534 3951 7521 3944 7550 3948 7556
      3950 7557 3956 7553 3958 7554 3958 7556
      3946 7558 3943 7554 3935 7589 3951 7597

HAYES

Special weather statement, Aug 22, 4:18 PM EDT, 46 minutes before

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

DEZ001>003-MDZ012-015-019-020-NJZ016>018-021-022-222115-
ATLANTIC NJ-CAMDEN NJ-CAROLINE MD-CUMBERLAND NJ-GLOUCESTER NJ-
INLAND SUSSEX DE-KENT MD-KENT DE-NEW CASTLE DE-QUEEN ANNE'S MD-
SALEM NJ-TALBOT MD-
418 PM EDT SUN AUG 22 2010

...STRONG THUNDERSTORMS WILL AFFECT ATLANTIC...CAMDEN...CAROLINE...
CUMBERLAND...GLOUCESTER...KENT...NEW CASTLE...QUEEN ANNE'S...SALEM...
SUSSEX AND TALBOT COUNTIES...

AT 412 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 12 MILES SOUTH OF
WILMINGTON TO 15 MILES WEST OF EASTON...MOVING EAST AT 25 MPH. THE
THUNDERSTORMS WILL BE NEAR ALLOWAY...SKIPTON AROUND 430 PM...
GREENWICH...CORDOVA AROUND 445 PM...ELMER...TANYARD AROUND 500
PM...CEDARVILLE AND NEWFIELD AROUND 515 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 3887 7626 3882 7620 3893 7620 3925 7581
      3957 7556 3957 7555 3946 7558 3932 7543
      3935 7540 3948 7556 3964 7551 3962 7489
      3918 7515 3934 7535 3932 7543 3902 7533
      3871 7576 3871 7635 3876 7640

HAYES

Special weather statement, Aug 22, 4:31 PM EDT, 33 minutes before

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

NJZ008>010-012-015-PAZ069-222130-
BUCKS PA-HUNTERDON NJ-MERCER NJ-MIDDLESEX NJ-MORRIS NJ-SOMERSET NJ-
431 PM EDT SUN AUG 22 2010

...A CLUSTER OF STRONG THUNDERSTORMS WILL AFFECT BUCKS...
HUNTERDON...MERCER...MIDDLESEX...MORRIS AND SOMERSET COUNTIES...

AT 426 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF STRONG THUNDERSTORMS 12 MILES SOUTHWEST OF SOMERVILLE...
MOVING NORTHEAST AT 15 MPH. THESE THUNDERSTORMS WILL BE NEAR ROCKY
HILL...PRINCETON NORTH AROUND 445 PM...BELLE MEAD...FLAGTOWN AROUND
500 PM...MILLSTONE...MANVILLE AROUND 515 PM...SOUTH BOUND BROOK AND
BOUND BROOK AROUND 530 PM.

AS MUCH AS ONE AND ONE-HALF INCHES OF RAIN COULD FALL WITH THESE
STORMS. THIS MUCH RAIN MAY RESULT IN STREET FLOODING...AS WELL
FLOODING OF LOW LYING AREAS.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THESE STORMS.

LAT...LON 4048 7427 4047 7427 4029 7487 4051 7509
      4079 7450 4069 7442 4067 7445 4066 7445
      4065 7439 4064 7440 4059 7444 4060 7435
      4049 7426

HAYES

Special weather statement, Aug 22, 4:39 PM EDT, 25 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, 9 minutes before

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Special weather statement, Aug 22, 5:04 PM EDT, 0 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

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, 5:14 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, 5:31 PM EDT	Special Weather Statement	PHI	Camden	59 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.