Alert archive / Maryland / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 104, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 30, 2019, 4:32 PM EDT for 4 counties in Maryland; Kent County, Sussex County, Delaware. It was in force for 43 min. 8 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
- May 30, 2019, 4:32 PM EDT (20:32 UTC)
- Expired
- May 30, 2019, 5:15 PM EDT
- In force
- 43 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Kent County, DE, Sussex County, DE, Caroline County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 49 km from the middle of the area, began a volume at 20:33 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 30, 4:35 PM EDT | TSTM WND DMG | 1 Ese Oakland, MD | STRAIGHT-LINE WINDS ESTIMATED BETWEEN 60 AND 70 MPH UPROOTED OR SNAPPED LARGE LIMBS FROM 15 TREES. DELAYED REPORT FROM THURSDAY AFTERNOON. |
| May 30, 4:35 PM EDT | TSTM WND DMG | Ridgely, MD | TREES AND WIRED DOWN IN RIDGELY. TIME BASED ON RADAR. |
| May 30, 4:40 PM EDT | TSTM WND DMG | Greensboro, MD | TREES AND WIRES DOWN IN GREENSBORO. TIME ESTIMATED BY RADAR. |
| May 30, 4:45 PM EDT | TSTM WND DMG | Goldsboro, MD | TREES AND WIRED DOWN IN GOLDSBORO. TIME ESTIMATED BY RADAR. |
| May 30, 4:50 PM EDT | TSTM WND GST 47 | 2 N Easton, MD | EASTON, MD ASOS GUST. |
| May 30, 4:54 PM EDT | TSTM WND GST 58 | Oxford, MD | |
| May 30, 5:02 PM EDT | TSTM WND DMG | 1 Ne Felton, DE | TREE DOWN INTO WIRES IN FELTON. TIME ESTIMATED FROM RADAR. |
| May 30, 5:05 PM EDT | TSTM WND DMG | Preston, MD | WIRES DOWN IN PRESTON. TIME ESTIMATED BY RADAR. |
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 30, 2:01 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 8.5 hours before the alert went out and 106 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
- 23 J/kg
- Mixed-layer CIN
- -211 J/kg
- Mixed-layer LCL
- 1498 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
677
WUUS51 KPHI 302032
SVRPHI
DEC001-005-MDC011-029-035-041-302115-
/O.NEW.KPHI.SV.W.0104.190530T2032Z-190530T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
432 PM EDT Thu May 30 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northwestern Sussex County in southern Delaware...
Kent County in central Delaware...
Talbot County in eastern Maryland...
Queen Anne's County in northeastern Maryland...
Caroline County in eastern Maryland...
East central Kent County in northeastern Maryland...
* Until 515 PM EDT.
* At 431 PM EDT, a severe thunderstorm was located over Jumptown, or
9 miles southeast of Centerville, moving east at 65 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to
roofs, siding, trees, and power lines is possible.
* Locations impacted include...
Dover, Easton, Centerville, Milford, Denton, Centreville,
Harrington, Camden, Federalsburg, Bridgeville, Greensboro, Oakland,
Ridgely, Cheswold, Trappe, St. Michaels, Church Hill, Preston,
Oxford and Millington.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3863 7608 3864 7615 3868 7617 3868 7621
3874 7621 3875 7623 3875 7625 3883 7619
3885 7620 3926 7601 3923 7540 3885 7544
3862 7570 3869 7577 3870 7590 3866 7596
3857 7602
TIME...MOT...LOC 2031Z 273DEG 56KT 3896 7591
HAIL...1.00IN
WIND...60MPH
$$
NC1 follow-up statement
869
WWUS51 KPHI 302059
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
459 PM EDT Thu May 30 2019
MDC029-302109-
/O.CAN.KPHI.SV.W.0104.000000T0000Z-190530T2115Z/
Kent MD-
459 PM EDT Thu May 30 2019
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL KENT COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 900 PM EDT for
central and southern Delaware...and eastern and northeastern
Maryland.
LAT...LON 3863 7608 3864 7615 3868 7617 3868 7621
3874 7621 3875 7623 3875 7625 3883 7619
3889 7606 3922 7585 3923 7540 3885 7544
3862 7570 3869 7577 3870 7590 3866 7596
3857 7602
TIME...MOT...LOC 2059Z 273DEG 56KT 3894 7535
$$
DEC001-005-MDC011-035-041-302115-
/O.CON.KPHI.SV.W.0104.000000T0000Z-190530T2115Z/
Sussex DE-Kent DE-Talbot MD-Queen Anne's MD-Caroline MD-
459 PM EDT Thu May 30 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR NORTHWESTERN SUSSEX...KENT...TALBOT...EASTERN QUEEN ANNE'S AND
CAROLINE COUNTIES...
At 459 PM EDT, a severe thunderstorm was located near Milford, or 17
miles north of Georgetown, moving east at 65 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Dover, Easton, Milford, Denton, Harrington, Camden, Federalsburg,
Bridgeville, Greensboro, Oakland, Ridgely, Cheswold, Trappe, St.
Michaels, Preston, Oxford, Sudlersville, Goldsboro, Queen Anne and
Woodside.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3863 7608 3864 7615 3868 7617 3868 7621
3874 7621 3875 7623 3875 7625 3883 7619
3889 7606 3922 7585 3923 7540 3885 7544
3862 7570 3869 7577 3870 7590 3866 7596
3857 7602
TIME...MOT...LOC 2059Z 273DEG 56KT 3894 7535
HAIL...1.00IN
WIND...60MPH
$$
NCThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 3:42 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's | 33 min |
| May 30, 3:53 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's, Talbot | 52 min |
| May 30, 4:08 PM EDT | Areal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's | 2 hr |
| May 30, 4:09 PM EDT | Special Weather Statement | PHI | Cecil | 36 min |
| May 30, 4:46 PM EDT | Special Weather Statement | PHI | Cecil | 29 min |
| May 30, 5:09 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 51 min |
| May 30, 5:22 PM EDT | Areal Flood Advisory | PHI | Caroline, Talbot | 2 hr |
| May 29, 8:10 PM EDT | Special Weather Statement | PHI | Sussex | 35 min |
| May 29, 8:49 PM EDT | Special Weather Statement | PHI | Sussex | 26 min |
| May 30, 3:20 AM EDT | Flash Flood Watch | PHI | New Castle | 18 hr |
| May 30, 5:14 PM EDT | Special Weather Statement | PHI | New Castle | 31 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.