Alert archive / Maryland / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 178, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 14, 2016, 9:42 PM EDT for Caroline County, Kent County, Queen Anne's County, Maryland; Kent County, Sussex County, Delaware. It was in force for 49 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 14, 2016, 9:42 PM EDT (01:42 UTC)
- Expired
- Aug 14, 2016, 10:31 PM EDT
- In force
- 49 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Kent County, DE, Sussex County, DE, Caroline County, MD, Kent County, MD, Queen Anne's County, MD
The radar
The Dover AFB radar (KDOX), 16 km from the middle of the area, began a volume at 01:45 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 14, 10:14 PM EDT | TSTM WND GST 46 | Dover Air Force Base, DE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.7 hours before the alert went out and 113 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
- 3071 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 1317 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
086
WUUS51 KPHI 150142
SVRPHI
DEC001-005-MDC011-029-035-150245-
/O.NEW.KPHI.SV.W.0178.160815T0142Z-160815T0245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
942 PM EDT SUN AUG 14 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
KENT COUNTY IN CENTRAL DELAWARE...
NORTHERN SUSSEX COUNTY IN SOUTHERN DELAWARE...
NORTHEASTERN QUEEN ANNE'S COUNTY IN NORTHEASTERN MARYLAND...
CAROLINE COUNTY IN EASTERN MARYLAND...
EAST CENTRAL KENT COUNTY IN NORTHEASTERN MARYLAND...
* UNTIL 1045 PM EDT
* AT 941 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM MILLINGTON TO HARMONY...MOVING EAST AT 45 MPH. A
GUST FRONT WILL EXTEND WELL OUT AHEAD OF THE THUNDERSTORMS.
HAZARD...60 MPH WIND GUSTS.
SOURCE... WIND GUSTS OF 50-60 MPH HAVE BEEN MEASURED ALONG THIS
LINE OF STORMS.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
DOVER...MILFORD...DENTON...HARRINGTON...CAMDEN...LEWES...MILTON...
GREENSBORO...OAKLAND...RIDGELY...MILLINGTON...SUDLERSVILLE...
ELLENDALE...BOWERS...GOLDSBORO...WOODSIDE...VIOLA...HARTLY...
ANDREWSVILLE AND RISING SUN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3881 7590 3884 7592 3928 7589 3914 7537
3905 7537 3892 7528 3886 7520 3871 7512
TIME...MOT...LOC 0141Z 291DEG 38KT 3927 7586 3880 7587
HAIL...<.75IN
WIND...60MPH
$$
MWG2 follow-up statements
665
WWUS51 KPHI 150217
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1017 PM EDT SUN AUG 14 2016
MDC011-029-035-150226-
/O.CAN.KPHI.SV.W.0178.000000T0000Z-160815T0245Z/
QUEEN ANNE'S MD-CAROLINE MD-KENT MD-
1017 PM EDT SUN AUG 14 2016
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN QUEEN ANNE'S...
CAROLINE AND EAST CENTRAL KENT COUNTIES IS CANCELLED...
THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 3879 7572 3924 7575 3914 7537 3905 7537
3892 7528 3886 7520 3871 7512
TIME...MOT...LOC 0216Z 283DEG 35KT 3913 7538 3877 7551
$$
DEC001-005-150245-
/O.CON.KPHI.SV.W.0178.000000T0000Z-160815T0245Z/
KENT DE-SUSSEX DE-
1017 PM EDT SUN AUG 14 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT
FOR KENT AND NORTHERN SUSSEX COUNTIES...
AT 1016 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR BOWERS TO NEAR BRIDGEVILLE...MOVING EAST AT 40
MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
DOVER...MILFORD...HARRINGTON...CAMDEN...LEWES...MILTON...ELLENDALE...
BOWERS...WOODSIDE...VIOLA...HARTLY...ANDREWSVILLE...RISING SUN...
HAZLETTVILLE...DOVER SPEEDWAY...DOVER BASE HOUSING...SANDTOWN...
RISING SUN-LEBANON...WYOMING AND FELTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3879 7572 3924 7575 3914 7537 3905 7537
3892 7528 3886 7520 3871 7512
TIME...MOT...LOC 0216Z 283DEG 35KT 3913 7538 3877 7551
HAIL...<.75IN
WIND...60MPH
$$
SFJ883
WWUS51 KPHI 150231
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1031 PM EDT SUN AUG 14 2016
DEC001-005-150241-
/O.CAN.KPHI.SV.W.0178.000000T0000Z-160815T0245Z/
KENT DE-SUSSEX DE-
1031 PM EDT SUN AUG 14 2016
...THE SEVERE THUNDERSTORM WARNING FOR KENT AND NORTHERN SUSSEX
COUNTIES IS CANCELLED...
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED. HOWEVER GUSTY WINDS
TO 40 MPH ARE STILL POSSIBLE WITH THESE THUNDERSTORMS.
LAT...LON 3879 7572 3924 7575 3914 7537 3905 7537
3892 7528 3886 7520 3871 7512
TIME...MOT...LOC 0228Z 291DEG 38KT 3908 7523 3872 7536
$$
SFJThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 8:46 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's, Talbot | 29 min |
| Aug 14, 9:01 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 44 min |
| Aug 14, 9:34 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 56 min |
| Aug 14, 9:49 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 41 min |
| Aug 15, 3:21 PM EDT | Heat Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 29 hr |
| Aug 15, 6:56 PM EDT | Special Weather Statement | PHI | Kent, Queen Anne's | 64 min |
| Aug 15, 7:08 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 37 min |
| Aug 15, 7:49 PM EDT | Special Weather Statement | PHI | Kent | 41 min |
| Aug 14, 10:36 PM EDT | Special Weather Statement | PHI | Sussex | 24 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2016Severe Thunderstorm Warnings in Delaware, 2016Every severe thunderstorm warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.