Alert archive / Maryland / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 43, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 23, 2019, 4:27 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland. It was in force for 63 min. 1 report 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
- May 23, 2019, 4:27 PM EDT (20:27 UTC)
- Expired
- May 23, 2019, 5:30 PM EDT
- In force
- 63 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Caroline County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 66 km from the middle of the area, began a volume at 20:29 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 |
|---|---|---|---|
| May 23, 4:39 PM EDT | MARINE TSTM WIND 40 | 15 Ese Bay Ridge, MD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 23, 1:02 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 8.5 hours before the alert went out and 105 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
- 1112 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 219 m²/s²
- 0-3 km storm-relative helicity
- 215 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
353
WUUS51 KPHI 232027
SVRPHI
MDC011-035-041-232130-
/O.NEW.KPHI.SV.W.0043.190523T2027Z-190523T2130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
427 PM EDT Thu May 23 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Talbot County in eastern Maryland...
Southwestern Queen Anne's County in northeastern Maryland...
Caroline County in eastern Maryland...
* Until 530 PM EDT.
* At 426 PM EDT, severe thunderstorms were located along a line
extending from near Severn River to Kent Point to Chesapeake Beach
to 7 miles southwest of Dunkirk, moving east at 50 mph.
HAZARD...70 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.
These storms have a history of wind damage.
* Locations impacted include...
Easton, Talbot, Denton, Federalsburg, Greensboro, Oakland, Ridgely,
Trappe, St. Michaels, Preston, Oxford, Queen Anne, Smithville,
Grasonville, Starr, Copperville, Jumptown, Agner, Choptank and
Windyhill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
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 these storms. Move indoors immediately. Remember, if
you can hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 3898 7633 3901 7573 3865 7571 3870 7590
3857 7604 3868 7622 3876 7622 3871 7628
3878 7629 3877 7631 3868 7633 3874 7632
3881 7631 3884 7627 3879 7619 3894 7621
3897 7625 3893 7630 3896 7631 3888 7636
TIME...MOT...LOC 2026Z 275DEG 42KT 3894 7644 3884 7640 3868 7653 3862
7673
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...70MPH
$$
Gorse4 follow-up statements
522
WWUS51 KPHI 232049
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
449 PM EDT Thu May 23 2019
MDC011-035-041-232130-
/O.CON.KPHI.SV.W.0043.000000T0000Z-190523T2130Z/
Talbot MD-Queen Anne's MD-Caroline MD-
449 PM EDT Thu May 23 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR TALBOT...SOUTHWESTERN QUEEN ANNE'S AND CAROLINE COUNTIES...
At 448 PM EDT, severe thunderstorms were located along a line
extending from Wye Mills to near Skipton to near Oxford to near
Breezy Point, moving east at 50 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
This line of storms has had a history of producing damaging winds.
Locations impacted include...
Easton, Talbot, Denton, Federalsburg, Greensboro, Oakland, Ridgely,
Trappe, St. Michaels, Preston, Oxford, Queen Anne, Smithville,
Grasonville, Starr, Copperville, Jumptown, Agner, Choptank and
Windyhill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 3898 7633 3901 7573 3865 7571 3870 7590
3857 7604 3868 7622 3876 7622 3871 7628
3878 7629 3877 7631 3868 7633 3874 7632
3881 7631 3884 7627 3879 7619 3894 7621
3897 7625 3893 7630 3896 7631 3888 7636
TIME...MOT...LOC 2048Z 273DEG 44KT 3894 7608 3884 7608 3866 7626 3860
7646
HAIL...0.75IN
WIND...60MPH
$$
Gorse097
WWUS51 KPHI 232101
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
501 PM EDT Thu May 23 2019
MDC011-035-041-232130-
/O.CON.KPHI.SV.W.0043.000000T0000Z-190523T2130Z/
Talbot MD-Queen Anne's MD-Caroline MD-
501 PM EDT Thu May 23 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR EASTERN TALBOT...SOUTH CENTRAL QUEEN ANNE'S AND CAROLINE
COUNTIES...
At 501 PM EDT, severe thunderstorms were located along a line
extending from near Ridgely to near Harmony to near Windyhill to
University Of Maryland Center For Environmental Studies, moving east
at 50 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Easton, Denton, Federalsburg, Greensboro, Oakland, Ridgely, Trappe,
Preston, Queen Anne, Tanyard, Harmony, Smithville, Starr, Jumptown,
Agner, Matthews, Choptank, Hambleton, Griffin and Windyhill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3901 7573 3865 7571 3870 7590 3857 7604
3865 7618 3883 7605 3897 7606 3900 7592
TIME...MOT...LOC 2101Z 267DEG 44KT 3892 7586 3881 7589 3867 7601 3859
7614
HAIL...0.75IN
WIND...60MPH
$$
Staarmann811
WWUS51 KPHI 232115
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
515 PM EDT Thu May 23 2019
MDC035-041-232125-
/O.CAN.KPHI.SV.W.0043.000000T0000Z-190523T2130Z/
Talbot MD-Queen Anne's MD-
515 PM EDT Thu May 23 2019
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN TALBOT AND SOUTH
CENTRAL QUEEN ANNE'S COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area; therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 800 PM EDT for
central and southern Delaware...and eastern Maryland.
LAT...LON 3870 7589 3876 7583 3884 7582 3894 7585
3898 7573 3865 7571
TIME...MOT...LOC 2115Z 273DEG 44KT 3887 7572 3874 7571 3865 7581
$$
MDC011-232130-
/O.CON.KPHI.SV.W.0043.000000T0000Z-190523T2130Z/
Caroline MD-
515 PM EDT Thu May 23 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR SOUTHEASTERN CAROLINE COUNTY...
At 515 PM EDT, severe thunderstorms were located along a line
extending from near Andrewsville to near Smithville to near Hurlock,
moving east at 50 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Denton, Federalsburg, Agner and Smithville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3870 7589 3876 7583 3884 7582 3894 7585
3898 7573 3865 7571
TIME...MOT...LOC 2115Z 273DEG 44KT 3887 7572 3874 7571 3865 7581
HAIL...0.75IN
WIND...60MPH
$$
Staarmann339
WWUS51 KPHI 232125
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
525 PM EDT Thu May 23 2019
MDC011-232134-
/O.EXP.KPHI.SV.W.0043.000000T0000Z-190523T2130Z/
Caroline MD-
525 PM EDT Thu May 23 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CAROLINE COUNTY
WILL EXPIRE AT 530 PM EDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.
A severe thunderstorm watch remains in effect until 800 PM EDT for
central and southern Delaware...and eastern Maryland.
LAT...LON 3870 7589 3876 7583 3884 7582 3894 7585
3898 7573 3865 7571
TIME...MOT...LOC 2124Z 275DEG 42KT 3886 7563 3873 7562 3864 7572
$$
StaarmannThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 3:53 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 52 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2019Every severe thunderstorm warning in 2019
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.