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 19, 2011, 8:36 PM EDT for Atlantic County, New Jersey. It was in force for 54 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 19, 2011, 8:36 PM EDT (00:36 UTC)
- Expired
- May 19, 2011, 9:30 PM EDT
- In force
- 54 min
- Issued by
- NWS Philadelphia/Mount Holly
County Atlantic County, NJ
The radar
The Philadelphia radar (KDIX), 50 km from the middle of the area, began a volume at 00:36 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 00:00Z, 0.6 hours before the alert went out and 193 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
- 302 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1322 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
070
WWUS81 KPHI 200036
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
836 PM EDT THU MAY 19 2011
NJZ022-025-027-200130-
ATLANTIC NJ-COASTAL ATLANTIC NJ-SOUTHEASTERN BURLINGTON NJ-
836 PM EDT THU MAY 19 2011
...A STRONG THUNDERSTORM WILL AFFECT ATLANTIC AND BURLINGTON
COUNTIES...
AT 832 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF STRONG THUNDERSTORMS ACROSS ATLANTIC AND SOUTHERN BURLINGTON
COUNTIES. THEY WERE MOVING NORTHEAST AT AROUND 15 MPH.
VERY HEAVY RAIN WILL FALL FROM THESE STORMS...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.
THESE STORMS WILL PRODUCE SMALL HAIL.
LAT...LON 3937 7440 3935 7441 3929 7452 3930 7458
3953 7491 3992 7448 3976 7439 3959 7439
3955 7442 3949 7438 3949 7432 3946 7429
$$
POThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 9:26 PM EDT | Special Weather Statement | PHI | Ocean | 94 min |
| May 19, 11:23 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Warren | 3 hr |
| May 20, 2:07 AM EDT | Areal Flood Advisory | PHI | Warren | 3 hr |
| May 20, 3:30 AM EDT | Flash Flood Watch | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 15 hr |
| May 20, 11:59 AM EDT | Special Weather Statement | PHI | Burlington, Camden, Gloucester, Monmouth | 46 min |
| May 20, 2:52 AM EDT | Special Weather Statement | PHI | Monroe | 53 min |
| May 20, 5:45 PM EDT | Areal Flood Advisory | PHI | Berks | 3 hr |
| May 20, 6:40 PM EDT | Special Weather Statement | PHI | Monroe | 65 min |
| May 19, 10:14 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 61 min |
| May 19, 11:11 PM EDT | Special Weather Statement | PHI | Caroline | 64 min |
| May 19, 11:27 PM EDT | Special Weather Statement | PHI | Talbot | 63 min |
| May 19, 9:29 PM EDT | Special Weather Statement | PHI | Sussex | 61 min |
| May 19, 11:48 PM EDT | Special Weather Statement | PHI | Sussex | 57 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.