Alert archive / Maryland / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 122, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 30, 2008, 11:04 PM EDT for Caroline County, Queen Anne's County, Talbot County, Maryland; Kent County, Delaware. 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
- Jun 30, 2008, 11:04 PM EDT (03:04 UTC)
- Expired
- Jun 30, 2008, 11:43 PM EDT
- In force
- 39 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Kent County, DE, Caroline County, MD, Queen Anne's County, MD, Talbot County, MD
The radar
The Dover AFB radar (KDOX), 31 km from the middle of the area, began a volume at 03:03 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, 3.1 hours before the alert went out and 129 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
- 1147 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 914 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 010304
SVRPHI
DEC001-MDC011-035-041-010400-
/O.NEW.KPHI.SV.W.0122.080701T0304Z-080701T0400Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1104 PM EDT MON JUN 30 2008
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
KENT COUNTY IN CENTRAL DELAWARE...
NORTHERN CAROLINE COUNTY IN EASTERN MARYLAND...
NORTHEASTERN TALBOT COUNTY IN EASTERN MARYLAND...
EASTERN QUEEN ANNES COUNTY IN NORTHEAST MARYLAND...
* UNTIL MIDNIGHT EDT
* AT 1102 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED NEAR CENTREVILLE...OR ABOUT 47
MILES SOUTH OF NEWARK...AND MOVING EAST AT 38 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
HOPE BY 1110 PM...
OAKLAND BY 1115 PM...
GOLDSBORO BY 1125 PM...
SANDTOWN BY 1130 PM...
HAZLETTVILLE AND HARTLY BY 1135 PM...
WOODSIDE BY 1140 PM...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY
RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE
WATER IS CROSSING THE ROAD.
LAT...LON 3912 7610 3934 7548 3918 7539 3917 7540
3913 7540 3911 7539 3908 7539 3903 7533
3897 7529 3889 7570 3881 7599
TIME...MOT...LOC 0304Z 252DEG 33KT 3903 7602
$$
RNS2 follow-up statements
000
WWUS51 KPHI 010331
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1131 PM EDT MON JUN 30 2008
MDC041-010341-
/O.CAN.KPHI.SV.W.0122.000000T0000Z-080701T0400Z/
TALBOT MD-
1131 PM EDT MON JUN 30 2008
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN TALBOT COUNTY IS
CANCELLED...
LAT...LON 3934 7548 3918 7539 3913 7540 3910 7538
3908 7539 3905 7535 3904 7535 3901 7564
3902 7584 3908 7595 3916 7598
TIME...MOT...LOC 0331Z 246DEG 29KT 3912 7577
$$
DEC001-MDC011-035-010400-
/O.CON.KPHI.SV.W.0122.000000T0000Z-080701T0400Z/
KENT DE-CAROLINE MD-QUEEN ANNES MD-
1131 PM EDT MON JUN 30 2008
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
FOR NORTHEASTERN QUEEN ANNES...NORTH CENTRAL CAROLINE AND NORTHERN
KENT COUNTIES...
AT 1127 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR HENDERSON...OR 40
MILES SOUTH OF NEWARK...MOVING NORTHEAST AT 33 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
HARTLY AND HAZLETTVILLE BY 1140 PM EDT...
KENTON BY 1145 PM EDT...
CHESWOLD...WYOMING AND CAMDEN BY 1150 PM EDT...
DOVER DOWNS...LEIPSIC...DOVER AND KENT ACRES BY 1155 PM EDT...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY
RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE
WATER IS COVERING THE ROAD.
LAT...LON 3934 7548 3918 7539 3913 7540 3910 7538
3908 7539 3905 7535 3904 7535 3901 7564
3902 7584 3908 7595 3916 7598
TIME...MOT...LOC 0331Z 246DEG 29KT 3912 7577
$$
RNS000
WWUS51 KPHI 010343
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1143 PM EDT MON JUN 30 2008
DEC001-MDC011-035-010353-
/O.CAN.KPHI.SV.W.0122.000000T0000Z-080701T0400Z/
KENT DE-CAROLINE MD-QUEEN ANNES MD-
1143 PM EDT MON JUN 30 2008
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN QUEEN ANNES...
NORTH CENTRAL CAROLINE AND NORTHERN KENT COUNTIES IS CANCELLED...
THE THUNDERSTORM HAS WEAKENED. HOWEVER, GUSTS TO 35 MPH ARE STILL
POSSIBLE.
LAT...LON 3934 7548 3918 7539 3913 7540 3910 7538
3908 7539 3905 7535 3904 7535 3901 7564
3902 7584 3908 7595 3916 7598
TIME...MOT...LOC 0343Z 252DEG 33KT 3914 7558
$$
RNSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 10:26 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's, Talbot | 49 min |
Nearby
Severe Thunderstorm Warnings in Maryland, 2008Severe Thunderstorm Warnings in Delaware, 2008Every severe thunderstorm warning in 2008
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.