Alert archive / Maryland / Special Weather Statements in 2016

Special Weather Statement, NWS Philadelphia/Mount Holly

July 8, 2016Caroline County, Queen Anne's County, Talbot County, Maryland

NWS Philadelphia/Mount Holly issued this special weather statement at Jul 8, 2016, 4:39 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland. It was in force for 51 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: Jul 8, 2016, 4:39 PM EDT (20:39 UTC)
Expired: Jul 8, 2016, 5:30 PM EDT
In force: 51 min
Issued by: NWS Philadelphia/Mount Holly

Counties Caroline County, MD, Queen Anne's County, MD, Talbot County, MD

The radar

The Dover AFB radar (KDOX), 67 km from the middle of the area, began a volume at 20:40 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

Washington/Dulle, VA (KIAD), launched 12:00Z, 8.7 hours before the alert went out and 104 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: 91 J/kg
Mixed-layer CIN: -158 J/kg
Mixed-layer LCL: 1353 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 11 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

298 
WWUS81 KPHI 082039
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
439 PM EDT FRI JUL 8 2016
 
MDZ012-015-019-020-082130-
CAROLINE-TALBOT-KENT-QUEEN ANNE'S-
439 PM EDT FRI JUL 8 2016

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHWESTERN KENT...
TALBOT...QUEEN ANNE'S AND CENTRAL CAROLINE COUNTIES...

AT 438 PM EDT...A LINE OF STRONG THUNDERSTORMS EXTENDING FROM GIBSON
ISLAND TO GRASONVILLE TO NEAR DEALE...AND MOVING EAST AT 20 MPH.

LOCATIONS IMPACTED INCLUDE...
EASTON...CENTERVILLE...TALBOT...DENTON...CENTREVILLE...GREENSBORO...
OAKLAND...RIDGELY...ROCK HALL...TRAPPE...ST. MICHAELS...
CHURCH HILL...PRESTON...OXFORD...QUEEN ANNE...OLD TOWN...CHOPTANK...
STARR...HARMONY AND WINDYHILL.

WIND GUSTS UP TO 40 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THESE
STORMS.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
CAUSE LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

LAT...LON 3896 7631 3884 7637 3885 7638 3904 7631
      3898 7628 3900 7617 3901 7617 3907 7623
      3918 7627 3916 7602 3905 7582 3888 7577
      3857 7602 3868 7621 3876 7622 3871 7628
      3878 7629 3876 7632 3868 7634
TIME...MOT...LOC 2038Z 271DEG 19KT 3906 7642 3895 7623 3880 7661 
$$

JRK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 8, 1:30 PM EDT	Special Weather Statement	PHI	Camden, Gloucester, Hunterdon, Salem, Warren	3 hr
Jul 8, 2:30 PM EDT	Areal Flood Advisory	PHI	Burlington, Camden	4 hr
Jul 8, 2:46 PM EDT	Areal Flood Advisory	PHI	Morris	4 hr
Jul 8, 3:08 PM EDT	Special Weather Statement	PHI	Morris	37 min
Jul 8, 3:12 PM EDT	Areal Flood Advisory	PHI	Morris, Sussex, Warren	4 hr
Jul 8, 3:25 PM EDT	Special Weather Statement	PHI	Burlington	35 min
Jul 8, 3:32 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Burlington, Camden	43 min
Jul 8, 3:42 PM EDT	Special Weather Statement	PHI	Morris	33 min
Jul 8, 3:43 PM EDT	Areal Flood Advisory	PHI	Warren	4 hr
Jul 8, 3:45 PM EDT	Severe Thunderstorm Warning	PHI	Morris, Somerset	45 min
Jul 8, 4:08 PM EDT	Areal Flood Advisory	PHI	Atlantic, Burlington	4 hr
Jul 8, 4:10 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Burlington	50 min
Jul 8, 4:25 PM EDT	Areal Flood Advisory	PHI	Hunterdon, Mercer, Middlesex, Morris, Somerset, Warren	4 hr
Jul 8, 4:29 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Middlesex, Morris, Somerset, Warren	46 min
Jul 8, 4:56 PM EDT	Flash Flood Warning	PHI	Hunterdon, Middlesex, Morris, Somerset, Warren	4 hr
Jul 8, 4:59 PM EDT	Special Weather Statement	PHI	Atlantic	46 min
Jul 8, 5:12 PM EDT	Special Weather Statement	PHI	Hunterdon, Mercer, Somerset	48 min
Jul 8, 5:18 PM EDT	Flash Flood Warning	PHI	Hunterdon, Mercer, Middlesex, Somerset	4 hr
Jul 8, 5:25 PM EDT	Special Weather Statement	PHI	Morris	50 min
Jul 8, 5:28 PM EDT	Areal Flood Advisory	PHI	Atlantic	4 hr
Jul 8, 5:48 PM EDT	Areal Flood Advisory	PHI	Burlington, Mercer, Middlesex, Monmouth	4 hr
Jul 8, 5:54 PM EDT	Special Weather Statement	PHI	Mercer	36 min
Jul 8, 6:22 PM EDT	Special Weather Statement	PHI	Burlington, Camden	23 min
Jul 8, 6:36 PM EDT	Areal Flood Advisory	PHI	Burlington, Camden	4 hr
Jul 8, 7:29 PM EDT	Special Weather Statement	PHI	Atlantic	31 min
Jul 8, 7:38 PM EDT	Areal Flood Advisory	PHI	Atlantic, Burlington, Camden	4 hr
Jul 8, 7:48 PM EDT	Flash Flood Warning	PHI	Atlantic, Burlington, Camden	4 hr
Jul 8, 12:33 PM EDT	Areal Flood Advisory	PHI	Monroe	3 hr
Jul 8, 3:31 PM EDT	Areal Flood Advisory	PHI	Carbon, Monroe	4 hr
Jul 8, 3:35 PM EDT	Special Weather Statement	PHI	Cecil	25 min
Jul 8, 5:22 PM EDT	Special Weather Statement	PHI	Sussex	53 min
Jul 8, 5:56 PM EDT	Special Weather Statement	PHI	Kent	34 min

Nearby

Special Weather Statements in Maryland, 2016 Every special weather statement in 2016

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.