Alert archive / Maryland / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 131, NWS Philadelphia/Mount Holly

July 25, 2016Talbot County, Maryland

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 25, 2016, 1:59 AM EDT for Talbot County, Maryland. It was in force for 46 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: Jul 25, 2016, 1:59 AM EDT (05:59 UTC)
Expired: Jul 25, 2016, 2:45 AM EDT
In force: 46 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Talbot County, MD

The radar

The Dover AFB radar (KDOX), 62 km from the middle of the area, began a volume at 05:59 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 00:00Z, 6.0 hours before the alert went out and 105 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1832 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 48 m²/s²
0-3 km storm-relative helicity: 156 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted.

861 
WUUS51 KPHI 250559
SVRPHI
MDC041-250645-
/O.NEW.KPHI.SV.W.0131.160725T0559Z-160725T0645Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
159 AM EDT MON JUL 25 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  TALBOT COUNTY IN EASTERN MARYLAND...

* UNTIL 245 AM EDT

* AT 159 AM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR OXFORD...OR
  11 MILES NORTHWEST OF CAMBRIDGE...MOVING EAST AT 25 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  EASTON...TRAPPE...OXFORD...WINDYHILL AND HAMBLETON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE
OFFICE IN MOUNT HOLLY NJ .

&&

LAT...LON 3863 7608 3864 7615 3868 7617 3869 7619
      3868 7619 3867 7620 3871 7621 3871 7624
      3874 7621 3878 7622 3878 7608 3867 7595
      3861 7598 3857 7604
TIME...MOT...LOC 0559Z 283DEG 21KT 3866 7625 

HAIL...0.75IN
WIND...60MPH
 
$$
MANNING

2 follow-up statements

795 
WWUS51 KPHI 250632
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
232 AM EDT MON JUL 25 2016

MDC041-250645-
/O.CON.KPHI.SV.W.0131.000000T0000Z-160725T0645Z/
TALBOT MD-
232 AM EDT MON JUL 25 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 AM EDT
FOR SOUTHEASTERN TALBOT COUNTY...

AT 232 AM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR SECRETARY...OR
NEAR CAMBRIDGE...MOVING EAST AT 25 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
TRAPPE...WINDYHILL AND HAMBLETON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN
MOUNT HOLLY NJ .

&&

LAT...LON 3864 7612 3875 7605 3867 7595 3861 7598
      3857 7604 3863 7608
TIME...MOT...LOC 0632Z 283DEG 21KT 3862 7601 

HAIL...<.75IN
WIND...60MPH
 
$$
MANNING

302 
WWUS51 KPHI 250642
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
242 AM EDT MON JUL 25 2016

MDC041-250652-
/O.EXP.KPHI.SV.W.0131.000000T0000Z-160725T0645Z/
TALBOT MD-
242 AM EDT MON JUL 25 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TALBOT COUNTY
WILL EXPIRE AT 245 AM EDT...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND IS EXITING THE WARNED AREA. THEREFORE THE WARNING WILL
BE ALLOWED TO EXPIRE.  HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH
THIS THUNDERSTORM.

LAT...LON 3864 7612 3875 7605 3867 7595 3861 7598
      3857 7604 3863 7608
TIME...MOT...LOC 0640Z 283DEG 21KT 3862 7601 

$$
MANNING

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 25, 1:16 AM EDT	Special Weather Statement	PHI	Talbot	44 min
Jul 25, 1:20 AM EDT	Severe Thunderstorm Warning	PHI	Talbot	40 min

Nearby

Severe Thunderstorm Warnings in Maryland, 2016 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.