Alert archive / Maryland / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 55, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 28, 2019, 8:28 AM EDT for Kent County, Sussex County, Delaware; Caroline County, Queen Anne's County, Talbot County, Maryland. It was in force for 47 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 28, 2019, 8:28 AM EDT (12:28 UTC)
- Expired
- May 28, 2019, 9:15 AM EDT
- In force
- 47 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Kent County, DE, Sussex County, DE, Caroline County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 42 km from the middle of the area, began a volume at 12:29 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.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 0.5 hours before the alert went out and 108 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
- 1242 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 74 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
129
WUUS51 KPHI 281228
SVRPHI
DEC001-005-MDC011-035-041-281315-
/O.NEW.KPHI.SV.W.0055.190528T1228Z-190528T1315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
828 AM EDT Tue May 28 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northwestern Sussex County in southern Delaware...
Southern Kent County in central Delaware...
Talbot County in eastern Maryland...
Central Queen Anne's County in northeastern Maryland...
Caroline County in eastern Maryland...
* Until 915 AM EDT.
* At 827 AM EDT, severe thunderstorms were located along a line
extending from near Hope to near Matthews to near St. Michaels,
moving east at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Easton, Milford, Seaford, Denton, Harrington, Federalsburg,
Bridgeville, Greensboro, Oakland, Ridgely, St. Michaels, Preston,
Ellendale, Bowers, Goldsboro, Queen Anne, Woodside, Viola,
Smithville and Starr.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3882 7623 3879 7620 3884 7620 3888 7610
3910 7602 3906 7540 3898 7531 3893 7532
3890 7529 3879 7532 3865 7562 3866 7573
3871 7584 3868 7593 3870 7621 3876 7622
3872 7628 3878 7629 3876 7633 3877 7633
TIME...MOT...LOC 1227Z 271DEG 39KT 3905 7593 3885 7596 3874 7622
HAIL...<.75IN
WIND...60MPH
$$
Robertson1 follow-up statement
317
WWUS51 KPHI 281256
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
856 AM EDT Tue May 28 2019
MDC035-281304-
/O.CAN.KPHI.SV.W.0055.000000T0000Z-190528T1315Z/
Queen Anne's MD-
856 AM EDT Tue May 28 2019
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL QUEEN ANNE'S COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3869 7602 3884 7589 3896 7574 3908 7575
3906 7540 3898 7531 3893 7532 3890 7529
3879 7532 3865 7562 3866 7573 3871 7584
3868 7593
TIME...MOT...LOC 1254Z 271DEG 39KT 3905 7558 3885 7561 3874 7587
$$
DEC001-005-MDC011-041-281315-
/O.CON.KPHI.SV.W.0055.000000T0000Z-190528T1315Z/
Sussex DE-Kent DE-Talbot MD-Caroline MD-
856 AM EDT Tue May 28 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 AM EDT
FOR NORTHWESTERN SUSSEX...SOUTHERN KENT...EAST CENTRAL TALBOT AND
SOUTHERN CAROLINE COUNTIES...
At 854 AM EDT, severe thunderstorms were located along a line
extending from Viola to Andrewsville to near Preston, moving east at
45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Milford, Seaford, Denton, Harrington, Federalsburg, Bridgeville,
Preston, Ellendale, Bowers, Woodside, Viola, Harmony, Smithville,
Agner, Sandtown, Andrewsville, Felton, Greenwood, Frederica and
Houston.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flooding of low lying and poor drainage area. Do not drive your
vehicle through flooded roadways.
&&
LAT...LON 3869 7602 3884 7589 3896 7574 3908 7575
3906 7540 3898 7531 3893 7532 3890 7529
3879 7532 3865 7562 3866 7573 3871 7584
3868 7593
TIME...MOT...LOC 1254Z 271DEG 39KT 3905 7558 3885 7561 3874 7587
HAIL...<.75IN
WIND...60MPH
$$
RobertsonThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 9:13 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 47 min |
| May 28, 5:14 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 46 min |
| May 28, 6:04 PM EDT | Special Weather Statement | PHI | New Castle | 41 min |
| May 28, 6:11 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 64 min |
| May 28, 6:24 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 48 min |
| May 28, 6:52 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 38 min |
| May 28, 7:00 PM EDT | Areal Flood Advisory | PHI | New Castle | 3 hr |
| May 28, 7:20 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 40 min |
| May 28, 7:50 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 40 min |
| May 28, 5:09 PM EDT | Special Weather Statement | PHI | Cecil | 51 min |
| May 28, 6:14 PM EDT | Areal Flood Advisory | PHI | Cecil | 4 hr |
Nearby
Severe Thunderstorm Warnings in Maryland, 2019Severe Thunderstorm Warnings in Delaware, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.