Alert archive / New Jersey / Special Weather Statements in 2011
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at May 30, 2011, 6:26 AM EDT for Mercer County, Middlesex County, Monmouth County, New Jersey. It was in force for 64 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 30, 2011, 6:26 AM EDT (10:26 UTC)
- Expired
- May 30, 2011, 7:30 AM EDT
- In force
- 64 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ
The radar
The Philadelphia radar (KDIX), 47 km from the middle of the area, began a volume at 10:28 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, 10.4 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.
- Mixed-layer CAPE
- 264 J/kg
- Mixed-layer CIN
- -170 J/kg
- Mixed-layer LCL
- 822 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
826
WWUS81 KPHI 301026
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
626 AM EDT MON MAY 30 2011
NJZ010-012>015-019-020-PAZ068-069-071-301130-
BUCKS PA-EASTERN MONMOUTH NJ-MERCER NJ-MIDDLESEX NJ-MONTGOMERY PA-
NORTHWESTERN BURLINGTON NJ-OCEAN NJ-PHILADELPHIA PA-SOMERSET NJ-
WESTERN MONMOUTH NJ-
626 AM EDT MON MAY 30 2011
...STRONG THUNDERSTORMS WILL AFFECT BUCKS...BURLINGTON...MERCER...
MIDDLESEX...MONMOUTH...MONTGOMERY...OCEAN...PHILADELPHIA AND SOMERSET
COUNTIES...
AT 624 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES SOUTHWEST OF
NEW BRUNSWICK TO 4 MILES SOUTHWEST OF TRENTON TO 8 MILES NORTH OF
PHILADELPHIA...MOVING EAST AT 35 MPH. THE THUNDERSTORMS WILL BE NEAR
MATAWAN...KEYPORT AROUND 645 AM...LEONARDO...PORT MONMOUTH AROUND 700
AM...SANDY HOOK...SIX FLAGS THEME PARK AROUND 715 AM...OAKHURST AND
FARMINGDALE AROUND 730 AM.
WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS.
EXPECT FREQUENT LIGHTNING FROM THESE STORMS. DO NOT SEEK SHELTER
UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS WHEN A
THUNDERSTORM APPROACHES.
LAT...LON 4023 7399 4011 7440 4006 7535 4018 7492
4045 7451 4046 7423 4044 7419 4046 7418
4045 7415 4046 7412 4041 7399 4046 7402
4047 7399 4043 7396 4032 7396
$$
HAYESThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 4:39 AM EDT | Special Weather Statement | PHI | Warren | 66 min |
| May 30, 4:54 AM EDT | Special Weather Statement | PHI | Morris, Sussex | 66 min |
| May 30, 4:59 AM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex, Warren | 61 min |
| May 30, 5:11 AM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 64 min |
| May 30, 6:04 AM EDT | Special Weather Statement | PHI | Mercer, Middlesex, Monmouth, Somerset | 56 min |
| May 30, 6:39 AM EDT | Special Weather Statement | PHI | Ocean | 66 min |
| May 30, 7:38 AM EDT | Special Weather Statement | PHI | Ocean | 22 min |
| May 30, 3:11 AM EDT | Special Weather Statement | PHI | Carbon, Monroe | 64 min |
| May 30, 3:50 AM EDT | Special Weather Statement | PHI | Carbon, Monroe | 55 min |
Nearby
Special Weather Statements in New Jersey, 2011Every 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.