Alert archive / Delaware / Special Weather Statements in 2017
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at May 19, 2017, 5:24 PM EDT for Kent County, Delaware. It was in force for 36 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 19, 2017, 5:24 PM EDT (21:24 UTC)
- Expired
- May 19, 2017, 6:00 PM EDT
- In force
- 36 min
- Issued by
- NWS Philadelphia/Mount Holly
County Kent County, DE
The radar
The Dover AFB radar (KDOX), 42 km from the middle of the area, began a volume at 21:25 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, 9.4 hours before the alert went out and 141 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
- 722 J/kg
- Mixed-layer CIN
- -212 J/kg
- Mixed-layer LCL
- 1200 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 181 m²/s²
- 0-3 km storm-relative helicity
- 166 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
968
WWUS81 KPHI 192124
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
524 PM EDT FRI MAY 19 2017
DEZ001-002-MDZ020-192200-
Kent-New Castle-Caroline-
524 PM EDT FRI MAY 19 2017
...A STRONG THUNDERSTORM WILL AFFECT SOUTH CENTRAL NEW CASTLE...
NORTHERN KENT...NORTHEASTERN QUEEN ANNE'S...NORTHERN CAROLINE AND
EASTERN KENT COUNTIES...
At 524 PM EDT, a strong thunderstorm was located near Hartly, or 11
miles west of Dover, moving east at 20 mph.
Winds up to 40 mph and half inch hail are possible with this storm.
Locations impacted include...
Dover, Smyrna, Camden, Clayton, Cheswold, Hartly, Rising Sun-Lebanon,
Rising Sun, Hazlettville, Delaney Corner, Dover Base Housing, Dover
Speedway, Green Spring, Wyoming, Kenton, Magnolia, Little Creek,
Leipsic, Templeville and Rodney Village.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
LAT...LON 3914 7575 3931 7576 3933 7545 3925 7540
3924 7541 3921 7539 3915 7541 3906 7541
3913 7579
TIME...MOT...LOC 2124Z 274DEG 18KT 3922 7572
$$
CMSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 4:02 AM EDT | Small Craft Advisory | PHI | 65 hr | |
| May 19, 3:53 PM EDT | Special Weather Statement | PHI | Ocean | 37 min |
| May 19, 3:55 PM EDT | Special Marine Warning | PHI | 65 min | |
| May 19, 4:03 PM EDT | Special Weather Statement | PHI | Camden | 27 min |
| May 19, 4:57 PM EDT | Special Marine Warning | PHI | 93 min | |
| May 19, 5:01 PM EDT | Special Marine Warning | PHI | 59 min | |
| May 19, 5:48 PM EDT | Special Marine Warning | PHI | 87 min | |
| May 19, 3:48 PM EDT | Special Weather Statement | PHI | Cecil | 42 min |
| May 19, 4:21 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 24 min |
| May 19, 4:40 PM EDT | Special Weather Statement | PHI | Kent | 35 min |
| May 19, 5:12 PM EDT | Special Weather Statement | PHI | Kent | 48 min |
| May 19, 7:58 PM EDT | Special Weather Statement | PHI | Queen Anne's, Talbot | 62 min |
| May 19, 4:48 PM EDT | Special Weather Statement | PHI | New Castle | 42 min |
Nearby
Special Weather Statements in Delaware, 2017Every special weather statement 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.