Alert archive / Maryland / Special Weather Statements in 2012
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Oct 2, 2012, 4:34 PM EDT for Cumberland County, New Jersey; Kent County, Delaware; Caroline County, Queen Anne's County, Talbot County, Maryland. 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
- Oct 2, 2012, 4:34 PM EDT (20:34 UTC)
- Expired
- Oct 2, 2012, 5:30 PM EDT
- In force
- 56 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Kent County, DE, Caroline County, MD, Queen Anne's County, MD, Talbot County, MD, Cumberland County, NJ
The radar
The Dover AFB radar (KDOX), 37 km from the middle of the area, began a volume at 20:37 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
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.6 hours before the alert went out and 56 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 654 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 307 m²/s²
- 0-3 km storm-relative helicity
- 375 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
548
WWUS81 KPHI 022034
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
434 PM EDT TUE OCT 2 2012
DEZ001>003-MDZ012-015-019-020-NJZ016-021-022130-
CAROLINE MD-CUMBERLAND NJ-INLAND SUSSEX DE-KENT DE-KENT MD-
NEW CASTLE DE-QUEEN ANNE'S MD-SALEM NJ-TALBOT MD-
434 PM EDT TUE OCT 2 2012
...DEVELOPING THUNDERSTORMS WILL AFFECT PORTIONS OF CAROLINE...
CUMBERLAND...KENT...NEW CASTLE...QUEEN ANNE'S...SALEM...SUSSEX
AND TALBOT COUNTIES...
AT 429 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
DEVELOPING THUNDERSTORMS SCATTERED FROM ABOUT 10 MILES NORTHWEST
OF DOVER TO ABOUT 40 MILES WEST OF GEORGETOWN. OTHER POTENTIAL
THUNDERSTORMS WERE NEAR GEORGETOWN. ALL OF THE ACTIVITY WAS MOVING
NORTHEAST AT 25 MPH.
THE SCATTERED THUNDERSTORMS WILL BE NEAR TOWNSEND...MIDDLETOWN...
TANYARD...AND MARYDEL AROUND 435 PM...CHAMBERSVILLE...ODESSA...
GREENSBORO...AND SMYRNA AROUND 440 PM...WINDYHILL AROUND 445 PM AND
HOPE CREEK AROUND 455 PM. THE ACTIVITY NEAR GEORGETOWN WILL MOVE TO
DELAWARE BAY BY 500 PM.
DANGEROUS CLOUD TO GROUND LIGHTNING WAS DEVELOPING WITH THESE STORMS.
DO NOT SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS
WHEN A THUNDERSTORM APPROACHES.
WIND GUSTS TO 30 MPH ARE POSSIBLE WITH THESE STORMS.
LAT...LON 3870 7628 3936 7591 3938 7577 3944 7577
3948 7559 3932 7543 3947 7556 3948 7556
3952 7543 3940 7509 3919 7516 3933 7541
3931 7543 3907 7539 3888 7525 3871 7531
3861 7569 3869 7590 3857 7603
$$
MPDThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 2, 12:51 PM EDT | Special Weather Statement | PHI | Camden | 54 min |
| Oct 2, 3:28 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Sussex, Warren | 2 hr |
| Oct 2, 5:33 PM EDT | Special Weather Statement | PHI | Salem | 57 min |
| Oct 2, 6:47 PM EDT | Special Weather Statement | PHI | Salem | 58 min |
| Oct 2, 6:55 PM EDT | Areal Flood Advisory | PHI | Cumberland, Gloucester, Salem | 97 min |
| Oct 2, 6:23 PM EDT | Areal Flood Warning | PHI | Montgomery | 65 min |
Nearby
Special Weather Statements in Maryland, 2012Special Weather Statements in New Jersey, 2012Special Weather Statements in Delaware, 2012Every special weather statement in 2012
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.