Alert archive / Delaware / Special Weather Statements in 2015
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at May 29, 2015, 2:13 PM EDT for Sussex County, Delaware. It was in force for 62 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 29, 2015, 2:13 PM EDT (18:13 UTC)
- Expired
- May 29, 2015, 3:15 PM EDT
- In force
- 62 min
- Issued by
- NWS Philadelphia/Mount Holly
County Sussex County, DE
The radar
The Dover AFB radar (KDOX), 32 km from the middle of the area, began a volume at 18:15 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, 6.2 hours before the alert went out and 85 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
- 1006 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
866
WWUS81 KPHI 291813
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
213 PM EDT FRI MAY 29 2015
DEZ002-003-MDZ020-291915-
KENT-INLAND SUSSEX-CAROLINE-
213 PM EDT FRI MAY 29 2015
...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN SUSSEX...
SOUTHWESTERN KENT AND SOUTHEASTERN CAROLINE COUNTIES...
AT 210 PM EDT...A STRONG THUNDERSTORM WAS DEVELOPING OVER
SEAFORD...DELAWARE AND IT WAS MOVING NORTHWEST AT 15 MPH.
WINDS IN EXCESS OF 40 MPH ARE POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
SEAFORD...LAUREL...FEDERALSBURG...BRIDGEVILLE...DELMAR...HARMONY...
ANDREWSVILLE...SYCAMORE...SMITHVILLE...AGNER...GUMBORO...BLADES...
GREENWOOD AND BETHEL.
TORRENTIAL RAINFALL WILL OCCUR WITH THIS STORM AND IT MAY CAUSE
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
FREQUENT CLOUD TO GROUND LIGHTNING IS DEVELOPING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
LAT...LON 3846 7569 3865 7571 3869 7577 3868 7580
3870 7580 3871 7584 3870 7589 3875 7593
3892 7564 3845 7531
TIME...MOT...LOC 1811Z 140DEG 13KT 3863 7558
$$
IOVINOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 12:01 AM EDT | Areal Flood Advisory | PHI | Kent | 5 hr |
| May 29, 12:48 AM EDT | Areal Flood Advisory | PHI | Queen Anne's | 5 hr |
| May 29, 1:02 AM EDT | Areal Flood Advisory | PHI | Queen Anne's | 3 hr |
| May 29, 1:37 AM EDT | Areal Flood Advisory | PHI | Kent, Queen Anne's | 3 hr |
| May 29, 2:44 AM EDT | Areal Flood Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 3 hr |
| May 29, 2:55 AM EDT | Areal Flood Advisory | PHI | Queen Anne's, Talbot | 3 hr |
| May 29, 4:01 AM EDT | Areal Flood Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 3 hr |
| May 29, 2:58 PM EDT | Areal Flood Advisory | PHI | Caroline | 3 hr |
| May 29, 3:34 PM EDT | Areal Flood Advisory | PHI | Caroline, Talbot | 3 hr |
| May 29, 4:08 PM EDT | Areal Flood Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 3 hr |
Nearby
Special Weather Statements in Delaware, 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.