Alert archive / Maryland / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 67, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 27, 2015, 5:48 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland. It was in force for 42 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
- Jun 27, 2015, 5:48 PM EDT (21:48 UTC)
- Expired
- Jun 27, 2015, 6:30 PM EDT
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
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 21:48 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 27, 1:54 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 9.8 hours before the alert went out and 103 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
- 603 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 153 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
584
WUUS51 KPHI 272148
SVRPHI
MDC011-035-041-272230-
/O.NEW.KPHI.SV.W.0067.150627T2148Z-150627T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
548 PM EDT SAT JUN 27 2015
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN QUEEN ANNE'S COUNTY IN NORTHEASTERN MARYLAND...
SOUTHWESTERN CAROLINE COUNTY IN EASTERN MARYLAND...
TALBOT COUNTY IN EASTERN MARYLAND...
* UNTIL 630 PM EDT
* AT 547 PM EDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 8 MILES
SOUTH OF TILGHMAN ISLAND TO 8 MILES SOUTHEAST OF TAYLORS ISLAND...
AND MOVING NORTHEAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
EASTON...CENTERVILLE...TALBOT...CENTREVILLE...TRAPPE...ST.
MICHAELS...PRESTON...QUEEN ANNE...CHOPTANK...STARR...HARMONY...
WINDYHILL...GRASONVILLE...CORDOVA...STEVENSVILLE...COPPERVILLE...
TANYARD...SKIPTON...WYE MILLS AND CHESTER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT FOR THE AREA. ALTHOUGH A TORNADO IS
NOT IMMEDIATELY LIKELY...IF ONE IS SPOTTED...ACT QUICKLY AND MOVE TO
A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DEADLY LIGHTNING AND
VERY HEAVY RAIN. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS
QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
&&
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT FOR NORTHEASTERN
MARYLAND.
LAT...LON 3903 7631 3897 7622 3900 7617 3905 7620
3905 7600 3872 7580 3868 7593 3857 7602
3876 7622 3871 7628 3878 7629 3876 7632
3867 7634 3875 7637 3883 7630 3879 7619
3897 7625 3895 7631 3884 7637 3885 7638
TIME...MOT...LOC 2147Z 227DEG 23KT 3862 7634 3836 7625
$$
JRK2 follow-up statements
623
WWUS51 KPHI 272208
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
608 PM EDT SAT JUN 27 2015
MDC011-035-041-272230-
/O.CON.KPHI.SV.W.0067.000000T0000Z-150627T2230Z/
QUEEN ANNE'S MD-CAROLINE MD-TALBOT MD-
608 PM EDT SAT JUN 27 2015
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM EDT
FOR SOUTHWESTERN QUEEN ANNE'S...SOUTHWESTERN CAROLINE AND TALBOT
COUNTIES...
AT 608 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED OVER OXFORD...OR 7 MILES SOUTHWEST OF EASTON...MOVING
NORTHEAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
EASTON...CENTERVILLE...TALBOT...CENTREVILLE...TRAPPE...ST.
MICHAELS...PRESTON...QUEEN ANNE...CHOPTANK...STARR...HARMONY...
WINDYHILL...GRASONVILLE...CORDOVA...STEVENSVILLE...COPPERVILLE...
TANYARD...SKIPTON...WYE MILLS AND CHESTER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. ALTHOUGH A
TORNADO IS NOT IMMEDIATELY LIKELY...IF ONE IS SPOTTED...ACT QUICKLY
AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A
BASEMENT OR SMALL INTERIOR ROOM.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DEADLY LIGHTNING AND
VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS
QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
&&
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT FOR NORTHEASTERN
MARYLAND.
LAT...LON 3903 7631 3897 7622 3900 7617 3905 7620
3905 7600 3872 7580 3868 7593 3857 7602
3876 7622 3871 7628 3878 7629 3876 7632
3873 7633 3875 7635 3883 7630 3879 7619
3897 7625 3895 7631 3884 7637 3885 7638
TIME...MOT...LOC 2208Z 237DEG 25KT 3869 7616
$$
JRK821
WWUS51 KPHI 272226
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
626 PM EDT SAT JUN 27 2015
MDC011-035-041-272236-
/O.EXP.KPHI.SV.W.0067.000000T0000Z-150627T2230Z/
QUEEN ANNE'S MD-CAROLINE MD-TALBOT MD-
626 PM EDT SAT JUN 27 2015
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN QUEEN ANNE'S...
SOUTHWESTERN CAROLINE AND TALBOT COUNTIES WILL EXPIRE AT 630 PM
EDT...
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 WILL BE ALLOWED TO EXPIRE. HOWEVER GUSTY WINDS
ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 3903 7631 3897 7622 3900 7617 3905 7620
3905 7600 3872 7580 3868 7593 3857 7602
3876 7622 3871 7628 3878 7629 3876 7632
3873 7633 3875 7635 3883 7630 3879 7619
3897 7625 3895 7631 3884 7637 3885 7638
TIME...MOT...LOC 2224Z 227DEG 23KT 3869 7616
$$
JRKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 5:21 PM EDT | Areal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 4 hr |
| Jun 27, 5:58 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 47 min |
| Jun 27, 6:43 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's | 47 min |
| Jun 27, 7:42 PM EDT | Flash Flood Warning | PHI | Cecil, Kent, Queen Anne's | 4 hr |
Nearby
Severe Thunderstorm Warnings in Maryland, 2015Every severe thunderstorm warning in 2015
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.