Alert archive / Maryland / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 184, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 17, 2016, 9:52 PM EDT for Kent County, Queen Anne's County, Talbot County, Maryland. It was in force for 38 min. 4 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 17, 2016, 9:52 PM EDT (01:52 UTC)
- Expired
- Aug 17, 2016, 10:30 PM EDT
- In force
- 38 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Kent County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 71 km from the middle of the area, began a volume at 01:53 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 17, 10:00 PM EDT | TSTM WND GST 43 | Stevensville, MD | |
| Aug 17, 10:12 PM EDT | TSTM WND DMG | Rock Hall, MD | LARGE TREE LIMBS DOWN. TIME ESTIMATED FROM RADAR. |
| Aug 17, 10:20 PM EDT | TSTM WND DMG | Centreville, MD | SOME TREES DOWN. TIME ESTIMATED FROM RADAR. |
| Aug 17, 10:28 PM EDT | TSTM WND DMG | Church Hill, MD | SOME TREES DOWN. TIME ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 00:00Z, 1.9 hours before the alert went out and 55 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
- 138 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 1550 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
366
WUUS51 KPHI 180152
SVRPHI
MDC029-035-041-180230-
/O.NEW.KPHI.SV.W.0184.160818T0152Z-160818T0230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
952 PM EDT WED AUG 17 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
KENT COUNTY IN NORTHEASTERN MARYLAND...
NORTH CENTRAL TALBOT COUNTY IN EASTERN MARYLAND...
QUEEN ANNE'S COUNTY IN NORTHEASTERN MARYLAND...
* UNTIL 1030 PM EDT
* AT 951 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER CROFTON...
MOVING EAST AT 50 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED. DAMAGING WINDS HAVE OCCURRED IN THE
WASHINGTON DC AREA WITH THIS CLUSTER OF STORMS.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
CENTERVILLE...CHESTERTOWN...CENTREVILLE...ROCK HALL...
CHURCH HILL...QUEEN ANNE...OLD TOWN...KENNEDYVILLE...STARR...
HOPE...GRASONVILLE...CORDOVA...MORGNEC...STEVENSVILLE...SKIPTON...
WYE MILLS...CHESTER...CARVILLE...OVERTON AND LANGFORD.
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.
&&
LAT...LON 3903 7631 3904 7631 3898 7628 3900 7617
3901 7621 3915 7628 3926 7622 3933 7595
3884 7593 3883 7628 3886 7620 3897 7625
3892 7624 3891 7624 3890 7625 3894 7627
3895 7631 3884 7637
TIME...MOT...LOC 0151Z 261DEG 45KT 3899 7663
HAIL...<.75IN
WIND...60MPH
$$
GORSE1 follow-up statement
143
WWUS51 KPHI 180208
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1008 PM EDT WED AUG 17 2016
MDC029-035-041-180230-
/O.CON.KPHI.SV.W.0184.000000T0000Z-160818T0230Z/
KENT MD-TALBOT MD-QUEEN ANNE'S MD-
1008 PM EDT WED AUG 17 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT
FOR KENT...NORTH CENTRAL TALBOT AND QUEEN ANNE'S COUNTIES...
AT 1007 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER OVERTON...OR
8 MILES WEST OF CENTERVILLE...MOVING EAST AT 50 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED. AREAS OF WIND DAMAGE HAS OCCURRED ON THE
WESTERN SIDE OF CHESAPEAKE BAY.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
CENTERVILLE...CHESTERTOWN...CENTREVILLE...ROCK HALL...CHURCH HILL...
QUEEN ANNE...OLD TOWN...KENNEDYVILLE...STARR...HOPE...GRASONVILLE...
CORDOVA...MORGNEC...STEVENSVILLE...SKIPTON...WYE MILLS...CHESTER...
CARVILLE...OVERTON AND LANGFORD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
IN ADDITION TO DAMAGING WINDS...FREQUENT CLOUD TO GROUND LIGHTNING
IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
&&
LAT...LON 3903 7631 3904 7631 3898 7628 3900 7617
3901 7621 3915 7628 3926 7622 3933 7595
3884 7593 3883 7628 3886 7620 3897 7625
3892 7624 3891 7624 3890 7625 3894 7627
3895 7631 3884 7637
TIME...MOT...LOC 0207Z 255DEG 41KT 3906 7621
HAIL...<.75IN
WIND...60MPH
$$
GORSEThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 10:25 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 50 min |
| Aug 17, 10:44 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 61 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.