Alert archive / Maryland / Special Weather Statements in 2023
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Feb 21, 2023, 2:21 PM EST for Cumberland County, New Jersey; Kent County, Delaware; Caroline County, Talbot County, Maryland. It was in force for 39 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
- Feb 21, 2023, 2:21 PM EST (19:21 UTC)
- Expired
- Feb 21, 2023, 3:00 PM EST
- In force
- 39 min
- Issued by
- NWS Philadelphia/Mount Holly
- Hail
- 0.50 in
- Wind
- 40
Counties Kent County, DE, Caroline County, MD, Talbot County, MD, Cumberland County, NJ
The radar
The Dover AFB radar (KDOX), 33 km from the middle of the area, began a volume at 19:23 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, 7.4 hours before the alert went out and 119 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 984 m above ground
- 0-6 km bulk shear
- 92 kt
- 0-1 km storm-relative helicity
- -105 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
763
WWUS81 KPHI 211921
SPSPHI
Special Weather Statement
National Weather Service Mount Holly NJ
221 PM EST Tue Feb 21 2023
DEZ001>003-MDZ012-015-019-020-NJZ021-212000-
Inland Sussex DE-Kent DE-New Castle DE-Queen Anne's MD-Talbot MD-
Kent MD-Caroline MD-Cumberland NJ-
221 PM EST Tue Feb 21 2023
...Gusty showers will impact portions of northwestern Sussex,
southwestern New Castle, Kent, northeastern Talbot, eastern Queen
Anne's, Caroline, northeastern Kent and southwestern Cumberland
Counties through 300 PM EST...
At 220 PM EST, Doppler radar was tracking gusty showers and isolated
thunderstorms along a line extending from Sassafras to near
Copperville. Movement was east at 30 mph.
HAZARD...Wind gusts up to 40 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Dover, Easton, Georgetown, Centerville, Smyrna, Milford, Seaford,
Denton, Centreville, Harrington, Camden, Clayton, Federalsburg,
Bridgeville, Greensboro, Oakland, Ridgely, Cheswold, Church Hill and
Preston.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3936 7589 3938 7582 3938 7577 3941 7577
3934 7509 3860 7543 3865 7572 3869 7577
3868 7580 3870 7580 3871 7584 3870 7590
3868 7592 3873 7623
TIME...MOT...LOC 1920Z 275DEG 28KT 3935 7582 3880 7613
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH
$$
HoeflichThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 1:59 PM EST | Special Weather Statement | PHI | Salem | 31 min |
| Feb 21, 2:02 PM EST | Special Marine Warning | PHI | 58 min | |
| Feb 21, 2:30 PM EST | Special Weather Statement | PHI | Atlantic, Cumberland | 45 min |
| Feb 21, 2:39 PM EST | Special Marine Warning | PHI | 66 min | |
| Feb 21, 2:47 PM EST | Special Weather Statement | PHI | Hunterdon | 43 min |
| Feb 21, 2:48 PM EST | Special Weather Statement | PHI | Burlington, Ocean | 27 min |
| Feb 21, 2:56 PM EST | Special Marine Warning | PHI | 53 min | |
| Feb 21, 3:02 PM EST | Special Weather Statement | PHI | Cape May | 28 min |
| Feb 21, 3:15 PM EST | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 45 min |
| Feb 21, 3:40 PM EST | Tornado Warning | PHI | Mercer, Middlesex, Monmouth | 22 min |
| Feb 21, 4:00 PM EST | Severe Thunderstorm Warning | PHI | Monmouth | 13 min |
| Feb 21, 4:12 PM EST | Special Weather Statement | PHI | Sussex, Warren | 33 min |
| Feb 21, 4:17 PM EST | Special Marine Warning | PHI | 58 min | |
| Feb 21, 4:42 PM EST | Severe Thunderstorm Warning | PHI | Ocean | 27 min |
| Feb 21, 4:52 PM EST | Special Weather Statement | PHI | Morris | 23 min |
| Feb 21, 4:53 PM EST | Special Marine Warning | PHI | 54 min | |
| Feb 21, 2:16 PM EST | Special Weather Statement | PHI | Carbon, Lehigh, Monroe, Northampton | 44 min |
| Feb 21, 3:10 PM EST | Winter Weather Advisory | PHI | Carbon, Monroe | 30 hr |
| Feb 21, 3:11 PM EST | Special Weather Statement | PHI | Berks | 49 min |
| Feb 21, 3:22 PM EST | Special Weather Statement | PHI | Carbon, Monroe, Northampton | 38 min |
| Feb 21, 1:48 PM EST | Special Weather Statement | PHI | Caroline, Kent, Queen Anne's, Talbot | 27 min |
Nearby
Special Weather Statements in Maryland, 2023Special Weather Statements in New Jersey, 2023Special Weather Statements in Delaware, 2023Every special weather statement in 2023
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.