Alert archive / Maryland / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 61, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 21, 2016, 2:51 PM EDT for Caroline County, Queen Anne's County, Maryland; Kent County, Sussex County, Delaware; Cape May County, Cumberland County, New Jersey. It was in force for 54 min. 13 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
- Jun 21, 2016, 2:51 PM EDT (18:51 UTC)
- Expired
- Jun 21, 2016, 3:45 PM EDT
- In force
- 54 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties Kent County, DE, Sussex County, DE, Caroline County, MD, Queen Anne's County, MD, Cape May County, NJ, Cumberland County, NJ
The radar
The Dover AFB radar (KDOX), 30 km from the middle of the area, began a volume at 18:51 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 |
|---|---|---|---|
| Jun 21, 2:56 PM EDT | HAIL 0.25 | Port Norris, NJ | |
| Jun 21, 3:35 PM EDT | TSTM WND GST 80 | Cape May, NJ | |
| Jun 21, 3:35 PM EDT | MARINE TSTM WIND 81 | 19 Sse Port Norris, NJ | |
| Jun 21, 3:35 PM EDT | NON-TSTM WND GST 81 | 19 Sse Port Norris, NJ | |
| Jun 21, 3:36 PM EDT | MARINE TSTM WIND 65 | 19 Sse Port Norris, NJ | |
| Jun 21, 3:36 PM EDT | NON-TSTM WND GST 65 | 19 Sse Port Norris, NJ | |
| Jun 21, 3:40 PM EDT | TSTM WND DMG | Green Creek, NJ | MULTIPLE TREES DOWN IN GREEN CREEK AND IN SHADY LANE |
| Jun 21, 3:40 PM EDT | TSTM WND DMG | Villas, NJ | HOUSE WITH WINDOWS BLOWN OUT. AND LARGE BRANCHES DOWN |
| Jun 21, 3:40 PM EDT | TSTM WND GST 48 | West Cape May, NJ | |
| Jun 21, 3:45 PM EDT | TSTM WND DMG | Green Creek, NJ | LARGE BRANCHES DOWN |
| Jun 21, 3:45 PM EDT | TSTM WND DMG | Villas, NJ | TWO POWER POLES SNAPPED IN HALF ON THE EAST DELAWARE PARKWAY...AND ROOF DAMAGE TO A HOUSE NEAR PACIFIC AVE |
| Jun 21, 3:45 PM EDT | TSTM WND GST 61 | Cape May Point, NJ | |
| Jun 21, 3:50 PM EDT | TSTM WND DMG | Whitesboro, NJ | TREE FELL ON A HOUSE IN WHITESBORO |
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 |
|---|---|---|---|
| Jun 21, 1:06 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 6.9 hours before the alert went out and 85 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
- 1292 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1267 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 150 m²/s²
- 0-3 km storm-relative helicity
- 191 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
The text
As transmitted.
635
WUUS51 KPHI 211851
SVRPHI
DEC001-005-MDC011-035-NJC009-011-211945-
/O.NEW.KPHI.SV.W.0061.160621T1851Z-160621T1945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
251 PM EDT TUE JUN 21 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
KENT COUNTY IN CENTRAL DELAWARE...
NORTHERN SUSSEX COUNTY IN SOUTHERN DELAWARE...
EAST CENTRAL QUEEN ANNE'S COUNTY IN NORTHEASTERN MARYLAND...
NORTHEASTERN CAROLINE COUNTY IN EASTERN MARYLAND...
CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
SOUTHERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 345 PM EDT
* AT 251 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR FORTESQUE TO NEAR DOVER TO NEAR GOLDSBORO...
MOVING SOUTHEAST AT 25 MPH.
HAZARD...70 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE
TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE HOMES...
ROOFS...AND OUTBUILDINGS.
* SEVERE THUNDERSTORMS WILL BE NEAR...
NEWPORT...DOVER BASE HOUSING...RISING SUN-LEBANON...RISING SUN AND
CEDARVILLE AROUND 255 PM EDT.
FORTESQUE AROUND 300 PM EDT.
DIVIDING CREEK AND PORT NORRIS AROUND 305 PM EDT.
BOWERS AROUND 310 PM EDT.
BIVALVE...LEESBURG AND MAURICETOWN AROUND 315 PM EDT.
VIOLA AROUND 325 PM EDT.
ELDORA AROUND 330 PM EDT.
HARRINGTON AROUND 335 PM EDT.
OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE LITTLE
CREEK...FREDERICA...RIVERVIEW...MAGNOLIA...WEST WILDWOOD...HOUSTON...
FARMINGTON...ERMA...HENDERSON AND VILLAS.
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.
&&
LAT...LON 3909 7597 3930 7540 3923 7527 3931 7538
3941 7518 3922 7459 3891 7486 3893 7500
3915 7493 3922 7537 3905 7537 3892 7528
3882 7515 3881 7511 3881 7522 3879 7552
TIME...MOT...LOC 1851Z 302DEG 21KT 3926 7521 3918 7548 3906 7584
HAIL...1.00IN
WIND...70MPH
$$
ROBERTSON1 follow-up statement
447
WWUS51 KPHI 211924
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
324 PM EDT TUE JUN 21 2016
DEC001-005-MDC011-035-NJC009-011-211945-
/O.CON.KPHI.SV.W.0061.000000T0000Z-160621T1945Z/
KENT DE-SUSSEX DE-QUEEN ANNE'S MD-CAROLINE MD-CAPE MAY NJ-
CUMBERLAND NJ-
324 PM EDT TUE JUN 21 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT
FOR KENT...NORTHERN SUSSEX...EAST CENTRAL QUEEN ANNE'S...NORTHEASTERN
CAROLINE...CAPE MAY AND SOUTHERN CUMBERLAND COUNTIES...
AT 323 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 7 MILES NORTHWEST OF GREEN CREEK TO 7 MILES SOUTHEAST
OF BIG STONE BEACH TO NEAR ANDREWSVILLE...MOVING SOUTHEAST AT 35 MPH.
ANOTHER LINE OF SEVERE THUNDERSTORMS IS ALSO MOVING INTO THE WESTERN
PORTION OF THE WARNING.
HAZARD...70 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE
TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE HOMES...
ROOFS...AND OUTBUILDINGS.
THESE SEVERE STORMS WILL BE NEAR... GOSHEN AROUND 330 PM EDT.
MILFORD...GREEN CREEK...CAPE MAY COURT HOUSE AND NORTH CAPE MAY
AROUND 335 PM EDT. RIO GRANDE AND SCOTCH BONNET AROUND 340 PM EDT.
NORTH WILDWOOD...WILDWOOD CREST...AVALON...STONE HARBOR AND DIAMOND
BEACH AROUND 345 PM EDT.
OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE LITTLE
CREEK...FREDERICA...RIVERVIEW...MAGNOLIA...WEST WILDWOOD...HOUSTON...
FARMINGTON...ERMA...HENDERSON AND VILLAS.
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.
&&
LAT...LON 3909 7597 3930 7540 3923 7527 3931 7538
3941 7518 3922 7459 3891 7486 3893 7500
3915 7493 3922 7537 3905 7537 3892 7528
3882 7515 3881 7511 3881 7522 3879 7552
TIME...MOT...LOC 1923Z 303DEG 32KT 3913 7498 3895 7521 3887 7559
HAIL...1.00IN
WIND...70MPH
$$
ROBERTSONThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 3:37 AM EDT | Special Weather Statement | PHI | Caroline | 83 min |
| Jun 21, 1:52 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 53 min |
| Jun 21, 2:08 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's, Talbot | 67 min |
| Jun 21, 2:17 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's | 58 min |
| Jun 21, 2:32 PM EDT | Tornado Warning | PHI | Kent, Queen Anne's, Talbot | 28 min |
| Jun 21, 2:55 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 65 min |
| Jun 21, 3:36 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 54 min |
| Jun 21, 3:52 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 53 min |
| Jun 21, 6:36 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 54 min |
| Jun 21, 7:20 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 40 min |
| Jun 21, 4:28 PM EDT | Special Weather Statement | PHI | Sussex | 62 min |
| Jun 21, 3:58 AM EDT | Special Weather Statement | PHI | Warren | 47 min |
| Jun 21, 4:57 AM EDT | Special Weather Statement | PHI | Hunterdon | 63 min |
| Jun 21, 6:16 AM EDT | Special Weather Statement | PHI | Burlington, Mercer, Middlesex, Monmouth, Ocean | 59 min |
| Jun 21, 6:18 AM EDT | Severe Thunderstorm Warning | PHI | Mercer, Middlesex, Monmouth, Ocean | 46 min |
| Jun 21, 6:48 AM EDT | Small Craft Advisory | PHI | 9 hr | |
| Jun 21, 2:20 PM EDT | Special Marine Warning | PHI | 55 min | |
| Jun 21, 2:55 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 35 min |
| Jun 21, 2:58 PM EDT | Special Marine Warning | PHI | 62 min | |
| Jun 21, 3:05 PM EDT | Special Marine Warning | PHI | 85 min | |
| Jun 21, 3:40 PM EDT | Tornado Warning | PHI | Cape May | 24 min |
| Jun 21, 3:46 PM EDT | Special Marine Warning | PHI | 89 min | |
| Jun 21, 3:52 PM EDT | Special Marine Warning | PHI | 83 min | |
| Jun 21, 3:56 PM EDT | Small Craft Advisory for Hazardous Seas | PHI | 17 hr | |
| Jun 21, 4:06 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 39 min |
| Jun 21, 4:11 PM EDT | Special Marine Warning | PHI | 64 min | |
| Jun 21, 4:18 PM EDT | Special Marine Warning | PHI | 87 min | |
| Jun 21, 4:39 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 30 min |
| Jun 21, 5:29 PM EDT | Special Weather Statement | PHI | Monmouth | 46 min |
| Jun 21, 7:09 PM EDT | Special Weather Statement | PHI | Mercer | 51 min |
| Jun 21, 7:20 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer | 40 min |
| Jun 21, 7:27 PM EDT | Special Marine Warning | PHI | 48 min | |
| Jun 21, 7:37 PM EDT | Areal Flood Advisory | PHI | Mercer, Middlesex, Monmouth | 4 hr |
| Jun 21, 7:51 PM EDT | Severe Thunderstorm Warning | PHI | Cape May | 39 min |
| Jun 21, 7:57 PM EDT | Special Marine Warning | PHI | 63 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2016Severe Thunderstorm Warnings in Delaware, 2016Severe Thunderstorm Warnings in New Jersey, 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.