Alert archive / Delaware / Special Weather Statements in 2022

Special Weather Statement, NWS Philadelphia/Mount Holly

August 2, 2022New Castle County, Delaware

NWS Philadelphia/Mount Holly issued this special weather statement at Aug 2, 2022, 1:46 AM EDT for New Castle County, Delaware. It was in force for 29 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: Aug 2, 2022, 1:46 AM EDT (05:46 UTC)
Expired: Aug 2, 2022, 2:15 AM EDT
In force: 29 min
Issued by: NWS Philadelphia/Mount Holly
Hail: 0.00 in
Wind: 50

County New Castle County, DE

The radar

The Dover AFB radar (KDOX), 83 km from the middle of the area, began a volume at 05:46 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

Washington/Dulle, VA (KIAD), launched 00:00Z, 5.8 hours before the alert went out and 156 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 734 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 1173 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 77 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

As transmitted.

117 
WWUS81 KPHI 020546
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
146 AM EDT Tue Aug 2 2022
 
DEZ001-002-MDZ012-015-NJZ016-PAZ070-102-020615-
Kent DE-New Castle DE-Queen Anne's MD-Kent MD-Salem NJ-Delaware PA-
Eastern Chester PA-
146 AM EDT Tue Aug 2 2022

...Strong thunderstorms will impact portions of New Castle,
northwestern Kent, northeastern Queen Anne's, northeastern Kent,
western Salem, south central Chester and southwestern Delaware
Counties through 215 AM EDT...

At 146 AM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from Pleasant Hill to Crumpton. Movement was east at
35 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations impacted include...
Wilmington, Dover, Newark, Middletown, Pennsville, Smyrna, Carneys
Point, Elsmere, New Castle, Penns Grove, Salem, Clayton, Delaware
City, Cheswold, Newport, Millington, Sudlersville, Arden, Stanton and
Glasgow.

This includes the following highways...
 Interstate 95 in Pennsylvania between mile markers 0 and 1.
 Interstate 95 in Delaware between mile markers 1 and 23.
 Interstate 295 in New Jersey between mile markers 0 and 6.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 3938 7595 3936 7588 3938 7582 3938 7577
      3972 7579 3973 7597 3974 7595 3985 7542
      3979 7542 3978 7544 3978 7542 3916 7543
      3919 7599 3937 7599
TIME...MOT...LOC 0546Z 263DEG 29KT 3967 7592 3927 7592 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

$$

RCM

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 2, 1:52 AM EDT	Special Marine Warning	PHI		83 min
Aug 2, 2:19 AM EDT	Special Weather Statement	PHI	Cumberland, Gloucester, Salem	26 min
Aug 2, 2:46 AM EDT	Special Weather Statement	PHI	Camden, Cape May, Cumberland, Gloucester, Salem	29 min
Aug 2, 2:22 PM EDT	Heat Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more	7 days
Aug 2, 1:54 AM EDT	Special Weather Statement	PHI	Kent	36 min
Aug 2, 1:10 AM EDT	Special Weather Statement	PHI	Caroline, Kent, Queen Anne's	35 min
Aug 2, 1:19 AM EDT	Severe Thunderstorm Warning	PHI	Caroline, Kent, Queen Anne's	41 min

Nearby

Special Weather Statements in Delaware, 2022 Every special weather statement in 2022

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.