Alert archive / Maryland / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 162, NWS Wakefield, VA

June 29, 2008Dorchester County, Wicomico County, Maryland

NWS Wakefield, VA issued this severe thunderstorm warning at Jun 29, 2008, 10:24 PM EDT for Dorchester County, Wicomico County, Maryland. It was in force for 51 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 29, 2008, 10:24 PM EDT (02:24 UTC)
Expired
Jun 29, 2008, 11:15 PM EDT
In force
51 min
Issued by
NWS Wakefield, VA
Area
Storm-based polygon

Counties Dorchester County, MD, Wicomico County, MD

The radar

The Dover AFB radar (KDOX), 60 km from the middle of the area, began a volume at 02:25 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 29, 4:37 PM EDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 2.4 hours before the alert went out and 147 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-pSkew-T log-p diagram, Washington/Dulle, VA at 00:00Z on 2008-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 662 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 00:00Z on 2008-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 149 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
662 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
1285 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
149 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.7

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wakefield, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 29, 2:52 PM EDT, 7 hours 32 minutes earlier.

Area forecast discussion, Jun 29, 2:52 PM EDT, 7 hours 32 minutes before
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Hazardous weather outlook, Jun 29, 5:08 PM EDT, 5 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WAKEFIELD VA
508 PM EDT SUN JUN 29 2008

ANZ656-658-MDZ021>025-NCZ012>017-030>032-102-VAZ048-049-060>094-096-
099-100-300400-
COASTAL WATERS FROM CAPE CHARLES LIGHT VA TO NC VA BORDER OUT 20 NM-
COASTAL WATERS FROM NC VA BORDER TO CURRITUCK BEACH LIGHT NC OUT
20 NM-DORCHESTER-WICOMICO-SOMERSET-INLAND WORCESTER-MARYLAND BEACHES-
NORTHAMPTON NC-HERTFORD-GATES-PASQUOTANK-CAMDEN-INLAND CURRITUCK-
BERTIE-CHOWAN-PERQUIMANS-OUTER BANKS CURRITUCK-FLUVANNA-LOUISA-
PRINCE EDWARD-CUMBERLAND-GOOCHLAND-HANOVER-CAROLINE-MECKLENBURG-
LUNENBURG-NOTTOWAY-AMELIA-POWHATAN-CHESTERFIELD-HENRICO-KING WILLIAM-
KING AND QUEEN-ESSEX-WESTMORELAND-RICHMOND-NORTHUMBERLAND-LANCASTER-
BRUNSWICK-DINWIDDIE-PRINCE GEORGE-CHARLES CITY-NEW KENT-GLOUCESTER-
MIDDLESEX-MATHEWS-GREENSVILLE-SUSSEX-SURRY-JAMES CITY-YORK-
SOUTHAMPTON-ISLE OF WIGHT-NEWPORT NEWS/HAMPTON-SUFFOLK-ACCOMACK-
NORTHAMPTON VA-
508 PM EDT SUN JUN 29 2008

...SEVERE THUNDERSTORM WATCH 643 IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MID ATLANTIC COASTAL
WATERS...THE LOWER EASTERN SHORE OF MARYLAND...COASTAL NORTHEAST
NORTH CAROLINA...INTERIOR NORTHEAST NORTH CAROLINA...THE NORTHERN
OUTER BANKS OF NORTH CAROLINA...CENTRAL VIRGINIA...EAST CENTRAL
VIRGINIA...INTERIOR SOUTHEAST VIRGINIA...SOUTH CENTRAL
VIRGINIA...SOUTH HAMPTON ROADS VIRGINIA...THE EASTERN SHORE OF
VIRGINIA...THE MIDDLE PENINSULA OF VIRGINIA...THE NORTHERN NECK OF
VIRGINIA...THE PENINSULA OF SOUTHEAST VIRGINIA AND THE PIEDMONT OF
CENTRAL VIRGINIA.

.DAY ONE...TONIGHT...
PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SEVERE THUNDERSTORM WATCH

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS REQUESTED. WEATHER SPOTTERS ARE ENCOURAGED
TO REPORT SIGNIFICANT WEATHER CONDITIONS.

ANZ630>633-652-654-300400-
CHESAPEAKE BAY FROM SMITH POINT TO WINDMILL POINT VA-
CHESAPEAKE BAY FROM WINDMILL POINT TO NEW POINT COMFORT VA-
CHESAPEAKE BAY FROM NEW POINT COMFORT TO CAPE HENRY VA-
CURRITUCK SOUND-
COASTAL WATERS FROM CHINCOTEAGUE TO PARRAMORE ISLAND VA OUT 20 NM-
COASTAL WATERS FROM PARRAMORE ISLAND TO CAPE CHARLES LIGHT VA OUT
20 NM-
508 PM EDT SUN JUN 29 2008

...SEVERE THUNDERSTORM WATCH 643 IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE CENTRAL CHESAPEAKE
BAY...THE SOUTHERN CHESAPEAKE BAY...THE MID ATLANTIC COASTAL WATERS
AND CURRITUCK SOUND.

.DAY ONE...TONIGHT...
PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SEVERE THUNDERSTORM WATCH
   SMALL CRAFT ADVISORY

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS REQUESTED. WEATHER SPOTTERS ARE ENCOURAGED
TO REPORT SIGNIFICANT WEATHER CONDITIONS.

ANZ650-300400-
COASTAL WATERS FROM FENWICK ISLAND DE TO CHINCOTEAGUE VA OUT 20 NM-
508 PM EDT SUN JUN 29 2008

...SEVERE THUNDERSTORM WATCH 643 IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MID ATLANTIC COASTAL
WATERS.

.DAY ONE...TONIGHT...
PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SEVERE THUNDERSTORM WATCH
   SMALL CRAFT ADVISORY

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...
PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SMALL CRAFT ADVISORY

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS REQUESTED. WEATHER SPOTTERS ARE ENCOURAGED
TO REPORT SIGNIFICANT WEATHER CONDITIONS.

VAZ095-097-098-300400-
NORFOLK/PORTSMOUTH-CHESAPEAKE-VIRGINIA BEACH-
508 PM EDT SUN JUN 29 2008

...SEVERE THUNDERSTORM WATCH 643 IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH HAMPTON ROADS VIRGINIA.

.DAY ONE...TONIGHT...
PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SEVERE THUNDERSTORM WATCH

ADDITIONALLY...AREAS OF SMOKE WILL CONTINUE TO REDUCE
VISIBILITIES AND CREATE POOR AIR QUALITY AT TIMES TONIGHT.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS REQUESTED. WEATHER SPOTTERS ARE ENCOURAGED
TO REPORT SIGNIFICANT WEATHER CONDITIONS.

05

In the hours before

Special weather statement, Jun 29, 7:56 PM EDT, 2 hours 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
756 PM EDT SUN JUN 29 2008

NCZ030>032-300045-
BERTIE NC-CHOWAN NC-PERQUIMANS NC-
756 PM EDT SUN JUN 29 2008

...STRONG THUNDERSTORMS JUST NORTH OF THE ALBEMARLE SOUND...

AT 756 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS FROM 6 MILES NORTHWEST OF EDENTON TO 8
MILES WEST OF EDENTON...MOVING NORTHEAST AT 30 MPH. THE STRONG
THUNDERSTORMS WILL BE NEAR EDENTON AROUND 805 PM EDT AND WINFALL
AROUND 830 PM EDT.

EXPECT WIND GUSTS UP TO 40 MPH...OCCASIONAL LIGHTNING AND LOCALLY
HEAVY RAINFALL IN THE PATH OF THESE STORMS. SOME SMALL HAIL IS ALSO
POSSIBLE.

RAINFALL AMOUNTS OF UP TO ONE INCH PER HOUR WILL RESULT IN PONDING
OF WATER ON ROADWAYS.

44
Special weather statement, Jun 29, 8:14 PM EDT, 2 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
814 PM EDT SUN JUN 29 2008

NCZ014-VAZ092-093-095>097-300130-
CHESAPEAKE VA-GATES NC-ISLE OF WIGHT VA-NORFOLK/PORTSMOUTH
VA-SOUTHAMPTON VA-SUFFOLK VA-
814 PM EDT SUN JUN 29 2008

...GUSTY WINDS APPROACHING THE SUFFOLK WILDFIRE...

AT 814 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
GUST FRONT OUT AHEAD OF A LINE OF THUNDERSTORMS. THIS WIND SHIFT WAS
LOCATED ON A LINE FROM WAKEFIELD TO BOYKINS...MOVING EAST AT 20 MPH.
THE GUST FRONT WILL BE NEAR...
  FRANKLIN AROUND 825 PM EDT...
  HOLLAND AROUND 850 PM EDT...
  WINDSOR AROUND 855 PM EDT...
  DOWNTOWN SUFFOLK AROUND 920 PM EDT...

A WIND SHIFT TO THE NORTHWEST ALONG WITH GUSTS OF UP TO 40 MPH ARE
POSSIBLE OVER THE NEXT HOUR.

44
Special weather statement, Jun 29, 8:49 PM EDT, 1 hour 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
849 PM EDT SUN JUN 29 2008

VAZ063-064-070>074-082-083-300145-
CAROLINE VA-CHARLES CITY VA-CHESTERFIELD VA-ESSEX VA-HANOVER
VA-HENRICO VA-KING AND QUEEN VA-KING WILLIAM VA-NEW KENT VA-
849 PM EDT SUN JUN 29 2008

...STRONG THUNDERSTORMS MOVING ACROSS CENTRAL VIRGINIA...

AT 849 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS FROM 8 MILES NORTH OF MECHANICSVILLE TO
6 MILES NORTHEAST OF CHESTER...OR FROM 7 MILES EAST OF ASHLAND TO 6
MILES NORTHEAST OF CHESTER...MOVING NORTHEAST AT 32 MPH. THE STRONG
THUNDERSTORMS WILL BE NEAR...
  ROXBURY AROUND 910 PM EDT...
  TALLEYSVILLE AROUND 920 PM EDT...
  NEW KENT AROUND 925 PM EDT...
  KING WILLIAM AROUND 930 PM EDT...
  CHAMPLAIN AROUND 935 PM EDT...

WIND GUSTS UP TO 40 MPH AND FREQUENT CLOUD TO GROUND LIGHTNING ARE
EXPECTED IN THE PATH OF THESE STORMS. IF YOU HEAR THUNDER...YOU ARE
CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE INTO A SAFE SHELTER
BEFORE THESE STORMS REACH YOUR AREA. REMAIN INDOORS UNTIL THE STORMS
HAVE PASSED.

RAINFALL RATES BETWEEN ONE HALF TO ONE INCH PER HOUR WILL CAUSE
PONDING OF WATER ON ROADWAYS.

44
Special weather statement, Jun 29, 9:30 PM EDT, 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
930 PM EDT SUN JUN 29 2008

NCZ012>014-030-VAZ081-088>090-092-093-096-300230-
BERTIE NC-GATES NC-HERTFORD NC-ISLE OF WIGHT VA-JAMES CITY
VA-NORTHAMPTON NC-PRINCE GEORGE VA-SOUTHAMPTON VA-SUFFOLK VA-SURRY
VA-SUSSEX VA-
930 PM EDT SUN JUN 29 2008

...STRONG THUNDERSTORMS MOVING THROUGH SOUTHEAST VIRGINIA AND
NORTHEAST NORTH CAROLINA...

AT 926 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS FROM WAVERLY TO 15 MILES SOUTHWEST OF RICH
SQUARE...MOVING EAST AT 26 MPH. THE STRONG THUNDERSTORMS WILL BE
NEAR...
  WOODLAND AROUND 935 PM EDT...
  GWALTNEY CORNER AROUND 940 PM EDT...
  CARSLEY AROUND 945 PM EDT...
  ROXOBEL AROUND 950 PM EDT...
  ELBERON AROUND 955 PM EDT...
  TOPSY AROUND 1000 PM EDT...

WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS.
EXPECT HEAVY DOWNPOURS AND FREQUENT CLOUD TO GROUND LIGHTNING IN THE
PATH OF THESE STORMS. RAINFALL RATES OF ONE TO TWO INCHES PER HOUR
WILL CAUSE PONDING OF WATER ON ROADWAYS...AND POSSIBLE LOCALIZED
FLOODING IN LOW LYING AND FLOOD PRONE AREAS.

IF YOU HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY
LIGHTNING. MOVE INTO A SAFE SHELTER BEFORE THESE STORMS REACH YOUR
AREA. REMAIN INDOORS UNTIL THE STORMS HAVE PASSED.

GINGRICH
Local storm report, Jun 29, 9:52 PM EDT, 32 minutes before
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Special weather statement, Jun 29, 10:05 PM EDT, 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
1005 PM EDT SUN JUN 29 2008

MDZ021-300300-
DORCHESTER MD-
1005 PM EDT SUN JUN 29 2008

...STRONG THUNDERSTORMS APPROACHING DORCHESTER COUNTY...

AT 1005 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS FROM SOUTH CENTRAL CALVERT COUNTY TO 23 MILES
NORTHEAST OF NORTHUMBERLAND COUNTY...OR FROM 9 MILES NORTHWEST OF
COVE POINT TO 17 MILES SOUTHEAST OF LEXINGTON PARK...MOVING EAST AT
39 MPH. THE STRONG THUNDERSTORMS WILL BE NEAR...
  HOOPERSVILLE AROUND 1015 PM...
  TAYLORS ISLAND AROUND 1020 PM...
  WINGATE AROUND 1025 PM...
  ANDREWS AROUND 1030 PM...
  ELLIOTT AROUND 1035 PM...
  BUCKTOWN AROUND 1045 PM...

WIND GUSTS TO 50 MPH AND SMALL HAIL ARE EXPECTED WITH THESE STORMS.

EXPECT FREQUENT CLOUD TO GROUND LIGHTNING IN THE PATH OF THESE
STORMS. IF YOU HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY
LIGHTNING. MOVE INTO A SAFE SHELTER BEFORE THESE STORMS REACH YOUR
AREA. REMAIN INDOORS UNTIL THE STORMS HAVE PASSED.

HEAVY RAINFALL WILL CAUSE PONDING OF WATER ON ROADWAYS...AND
POSSIBLE LOCALIZED FLOODING IN LOW LYING AND FLOOD PRONE AREAS.

FOSTER

The office that day

Everything else NWS Wakefield, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 8:22 PM EDTSevere Thunderstorm WarningAKQIsle of Wight, Southampton, Surry, Sussex38 min
Jun 29, 9:35 PM EDTSpecial Marine WarningAKQ55 min
Jun 29, 9:41 PM EDTSevere Thunderstorm WarningAKQIsle of Wight, York, City of Hampton, City of Newport News, City of Poquoson, City of Suffolk49 min
Jun 29, 9:55 PM EDTSpecial Marine WarningAKQ65 min
Jun 29, 10:02 PM EDTSpecial Marine WarningAKQ118 min
Jun 29, 10:05 PM EDTSevere Thunderstorm WarningAKQNorthampton25 min
Jun 29, 10:21 PM EDTSevere Thunderstorm WarningAKQAccomack39 min
Jun 29, 10:32 PM EDTSpecial Marine WarningAKQ58 min
Jun 29, 10:50 PM EDTSpecial Marine WarningAKQ115 min
Jun 30, 3:38 PM EDTSpecial Marine WarningAKQ22 min
Jun 30, 7:42 PM EDTSpecial Marine WarningAKQ48 min
Jun 29, 10:56 PM EDTSevere Thunderstorm WarningAKQDorchester, Wicomico34 min
Jun 30, 7:55 PM EDTSevere Thunderstorm WarningAKQSomerset, Worcester35 min

Nearby

Severe Thunderstorm Warnings in Maryland, 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.