Alert archive / Maryland / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 88, NWS Philadelphia/Mount Holly

July 9, 2016Caroline County, Queen Anne's County, Talbot County, Maryland

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 9, 2016, 5:00 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland. It was in force for 30 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 9, 2016, 5:00 PM EDT (21:00 UTC)
Expired
Jul 9, 2016, 5:30 PM EDT
In force
30 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

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

The radar

The Dover AFB radar (KDOX), 60 km from the middle of the area, began a volume at 21:02 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, 9.0 hours before the alert went out and 110 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-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2016-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2016-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
10 J/kg
Mixed-layer CIN
-183 J/kg
Mixed-layer LCL
1248 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
68 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

073 
WUUS51 KPHI 092100
SVRPHI
MDC011-035-041-092145-
/O.NEW.KPHI.SV.W.0088.160709T2100Z-160709T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
500 PM EDT SAT JUL 9 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL TALBOT COUNTY IN EASTERN MARYLAND...
  SOUTH CENTRAL QUEEN ANNE'S COUNTY IN NORTHEASTERN MARYLAND...
  CENTRAL CAROLINE COUNTY IN EASTERN MARYLAND...

* UNTIL 545 PM EDT

* AT 459 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  COPPERVILLE... OR NEAR EASTON...MOVING EAST AT 30 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  EASTON...DENTON...GREENSBORO...OAKLAND...RIDGELY...ST. MICHAELS...
  GOLDSBORO...QUEEN ANNE...JUMPTOWN...STARR...COPPERVILLE...
  HARMONY...SKIPTON...WYE MILLS...GRIFFIN...MATTHEWS...
  CORDOVA AND HILLSBORO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3893 7620 3905 7579 3878 7573 3874 7621
      3882 7624 3881 7621 3878 7621 3879 7619
      3880 7620 3889 7620 3890 7621
TIME...MOT...LOC 2059Z 257DEG 24KT 3885 7615 

HAIL...<.75IN
WIND...60MPH
 
$$

MEOLA
2 follow-up statements
478 
WWUS51 KPHI 092115
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
515 PM EDT SAT JUL 9 2016

MDC011-035-041-092145-
/O.CON.KPHI.SV.W.0088.000000T0000Z-160709T2145Z/
QUEEN ANNE'S MD-CAROLINE MD-TALBOT MD-
515 PM EDT SAT JUL 9 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT
FOR SOUTH CENTRAL QUEEN ANNE'S...CENTRAL CAROLINE AND NORTHEASTERN
TALBOT COUNTIES...

AT 514 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER SKIPTON...OR 8
MILES NORTH OF EASTON...MOVING EAST AT 25 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
DENTON...GREENSBORO...OAKLAND...RIDGELY...GOLDSBORO...QUEEN ANNE...
JUMPTOWN...STARR...SKIPTON...WYE MILLS...GRIFFIN...MATTHEWS...
CORDOVA AND HILLSBORO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

IN ADDITION TO DAMAGING WINDS...FREQUENT CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 3900 7596 3905 7579 3901 7577 3884 7574
      3879 7603 3890 7611 3891 7613 3893 7614
TIME...MOT...LOC 2114Z 249DEG 24KT 3889 7603 

HAIL...<.75IN
WIND...60MPH
 
$$

MEOLA
589 
WWUS51 KPHI 092130
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
530 PM EDT SAT JUL 9 2016

MDC011-035-041-092139-
/O.CAN.KPHI.SV.W.0088.000000T0000Z-160709T2145Z/
QUEEN ANNE'S MD-CAROLINE MD-TALBOT MD-
530 PM EDT SAT JUL 9 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL QUEEN ANNE'S...
CENTRAL CAROLINE AND NORTHEASTERN TALBOT COUNTIES IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER GUSTY WINDS AND
HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 3900 7596 3905 7579 3901 7577 3884 7574
      3879 7603 3890 7611 3891 7613 3893 7614
TIME...MOT...LOC 2127Z 257DEG 24KT 3891 7590 

$$

MEOLA

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 4:48 PM EDTSpecial Weather StatementPHICaroline, Talbot57 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2016Every severe thunderstorm warning 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.