Alert archive / Maryland / Special Weather Statements in 2015
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Oct 18, 2015, 5:38 PM EDT for Caroline County, Maryland. It was in force for 82 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
- Oct 18, 2015, 5:38 PM EDT (21:38 UTC)
- Expired
- Oct 18, 2015, 7:00 PM EDT
- In force
- 82 min
- Issued by
- NWS Philadelphia/Mount Holly
County Caroline County, MD
The radar
The Dover AFB radar (KDOX), 33 km from the middle of the area, began a volume at 21:41 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, 9.6 hours before the alert went out and 87 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
- 1000 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- -67 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
977
WWUS81 KPHI 182138
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
538 PM EDT SUN OCT 18 2015
DEZ003-MDZ015-019-020-182300-
INLAND SUSSEX-CAROLINE-TALBOT-QUEEN ANNE'S-
538 PM EDT SUN OCT 18 2015
...A STRONG SHOWER WILL AFFECT PARTS OF SOUTHWESTERN SUSSEX...
SOUTH CENTRAL QUEEN ANNE'S...SOUTHERN CAROLINE AND
NORTHEASTERN TALBOT COUNTIES...
AT 538 PM EDT...A SHOWER WAS OVER WYE MILLS...OR 7 MILES SOUTH OF
CENTERVILLE...MOVING SOUTHEAST AT 30 MPH.
WIND GUSTS UP TO 40 MPH AND GRAUPEL ARE POSSIBLE WITH THIS
SHOWER.
LOCATIONS POSSIBLY IMPACTED INCLUDE...
SEAFORD...DENTON...LAUREL...FEDERALSBURG...BRIDGEVILLE...DELMAR...
PRESTON...QUEEN ANNE...HARMONY...TANYARD...SKIPTON...SYCAMORE...
SMITHVILLE...AGNER...GRIFFIN...MATTHEWS...CORDOVA...BLADES...BETHEL
AND HILLSBORO.
LAT...LON 3846 7569 3865 7571 3869 7577 3868 7580
3870 7580 3869 7592 3889 7612 3897 7601
3862 7531 3845 7553
TIME...MOT...LOC 2138Z 309DEG 26KT 3893 7604
$$The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 4:30 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Oct 18, 5:58 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Oct 18, 6:14 PM EDT | Special Weather Statement | PHI | Atlantic | 31 min |
| Oct 18, 6:17 PM EDT | Special Weather Statement | PHI | Cape May | 58 min |
| Oct 18, 6:30 PM EDT | Special Weather Statement | PHI | Cape May | 45 min |
| Oct 18, 3:22 AM EDT | Frost Advisory | PHI | Delaware, Philadelphia | 11 hr |
| Oct 18, 5:49 PM EDT | Special Weather Statement | PHI | Montgomery | 56 min |
| Oct 18, 4:36 PM EDT | Special Weather Statement | PHI | Kent | 69 min |
| Oct 18, 4:54 PM EDT | Special Weather Statement | PHI | Kent, Sussex | 66 min |
Nearby
Special Weather Statements in Maryland, 2015Every special weather statement in 2015
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.