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 25, 2017, 7:13 PM EDT for Kent County, Delaware. It was in force for 32 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 25, 2017, 7:13 PM EDT (23:13 UTC)
- Expired
- May 25, 2017, 7:45 PM EDT
- In force
- 32 min
- Issued by
- NWS Philadelphia/Mount Holly
County Kent County, DE
The radar
The Dover AFB radar (KDOX), 15 km from the middle of the area, began a volume at 23:16 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, 11.2 hours before the alert went out and 115 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
- 492 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 478 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 206 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted.
744
WWUS81 KPHI 252313
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
713 PM EDT THU MAY 25 2017
DEZ002-003-MDZ020-252345-
Inland Sussex-Kent-Caroline-
713 PM EDT THU MAY 25 2017
...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN SUSSEX...SOUTHERN
KENT AND EAST CENTRAL CAROLINE COUNTIES...
At 713 PM EDT, a strong thunderstorm was located over Andrewsville,
or 16 miles northwest of Georgetown, moving northeast at 30 mph.
Winds up to 50 mph are possible with this storm.
Locations impacted include...
Dover, Milford, Harrington, Camden, Bowers, Woodside, Viola, Rising
Sun-Lebanon, Rising Sun, Dover Base Housing, Big Stone Beach,
Andrewsville, Felton, Greenwood, Frederica, Houston, Magnolia,
Farmington, Rodney Village and Kent Acres.
LAT...LON 3885 7578 3918 7549 3910 7540 3907 7541
3901 7533 3898 7531 3895 7532 3894 7531
3893 7532 3890 7529 3878 7560
TIME...MOT...LOC 2313Z 230DEG 25KT 3885 7562
$$
JRKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 5:12 PM EDT | Special Marine Warning | PHI | 63 min | |
| May 25, 5:15 PM EDT | Special Weather Statement | PHI | Cumberland | 30 min |
| May 25, 5:29 PM EDT | Areal Flood Advisory | PHI | Camden, Cumberland, Gloucester, Salem | 2 hr |
| May 25, 5:51 PM EDT | Special Weather Statement | PHI | Salem | 24 min |
| May 25, 6:16 PM EDT | Special Weather Statement | PHI | Gloucester | 29 min |
| May 25, 7:37 PM EDT | Special Marine Warning | PHI | 38 min | |
| May 25, 7:50 PM EDT | Special Marine Warning | PHI | 55 min | |
| May 25, 7:56 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 49 min |
| May 25, 5:42 PM EDT | Special Weather Statement | PHI | Philadelphia | 33 min |
| May 25, 6:39 PM EDT | Special Weather Statement | PHI | Bucks | 36 min |
| May 25, 5:48 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 42 min |
| May 25, 6:26 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 49 min |
| May 25, 7:09 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 51 min |
| May 25, 6:48 PM EDT | Special Weather Statement | PHI | Sussex | 27 min |
| May 25, 7:49 PM EDT | Special Weather Statement | PHI | New Castle | 26 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.