Alert archive / Maryland / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 31, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 25, 2017, 5:48 PM EDT for 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
- May 25, 2017, 5:48 PM EDT (21:48 UTC)
- Expired
- May 25, 2017, 6:30 PM EDT
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties 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 21:50 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, 9.8 hours before the alert went out and 99 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
- 532 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 291 m²/s²
- 0-3 km storm-relative helicity
- 365 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
651
WUUS51 KPHI 252148
SVRPHI
MDC035-041-252230-
/O.NEW.KPHI.SV.W.0031.170525T2148Z-170525T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
548 PM EDT THU MAY 25 2017
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Central Talbot County in eastern Maryland...
Southwestern Queen Anne's County in northeastern Maryland...
* Until 630 PM EDT
* At 548 PM EDT, a severe thunderstorm was located near Taylors
Island, moving northeast at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Easton, St. Michaels, Oxford, Grasonville, Tilghman Island, Starr,
Stevensville, Skipton, Copperville, Chester, Wye Mills, Cordova,
Queenstown, Stevensville South and Dominion.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and 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 3881 7620 3897 7625 3890 7629 3893 7631
3896 7631 3884 7637 3885 7638 3903 7631
3897 7622 3901 7618 3897 7594 3863 7613
3876 7622 3871 7628 3878 7629 3876 7632
3867 7634 3876 7638
TIME...MOT...LOC 2148Z 205DEG 27KT 3854 7635
HAIL...0.88IN
WIND...60MPH
$$
JRK1 follow-up statement
225
WWUS51 KPHI 252214
SVSPHI
(
WWUS51 KPHI 000000
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
614 PM EDT THU MAY 25 2017
MDC035-041-252230-
/O.CON.KPHI.SV.W.0031.000000T0000Z-170525T2230Z/
Talbot MD-Queen Anne's MD-
614 PM EDT THU MAY 25 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM EDT
FOR CENTRAL TALBOT AND SOUTHWESTERN QUEEN ANNE'S COUNTIES...
At 614 PM EDT, severe thunderstorms were located along a line
extending from near Kent Point to near University Of Maryland Center
For Environmental Studies, moving northeast at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Easton, St. Michaels, Oxford, Grasonville, Tilghman Island, Starr,
Stevensville, Skipton, Copperville, Chester, Wye Mills, Cordova,
Queenstown, Stevensville South and Dominion.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and damaging winds...frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember...if you can hear thunder...you are close
enough to be struck by lightning.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3881 7620 3897 7625 3890 7629 3893 7631
3896 7631 3884 7637 3885 7638 3903 7631
3897 7622 3901 7618 3897 7594 3863 7613
3876 7622 3871 7628 3878 7629 3876 7632
3867 7634 3876 7638
TIME...MOT...LOC 2214Z 204DEG 26KT 3878 7641 3862 7613
HAIL...0.88IN
WIND...60MPH
$$
JRKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 6:26 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 49 min |
| May 25, 7:09 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 51 min |
| May 25, 7:56 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 49 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2017Every severe thunderstorm warning in 2017
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.