W e a t h e
r W a r r i o r . N e t
May 29th, 2009, Summer
Thunderstorm
This wasn't a storm chase, as really I just needed to venture down to
Olde Towne Gaithersburg, Maryland for these shots. This was the
second good thunderstorm in two days. This cell was a bit
stronger and was accompanied by a few severe weather reports, which the
previous days storms did not have. The photos were taken from
atop the parking garage located in Olde Towne. I actually
mananged a decent lightning shot on this storm, even considering the
bright conditions (and shorter shutter speeds).
PHOTOGRAPHS
(Click to Enlarge)
Gaithersburg
Olde Towne Parking Garage
From Garage looking ENE (Rt. 355 bridge left
background)
One good lightning photo for the day.
A weak looking shelf cloud. Storm wasn't
well defined.
*Pictures
only. Winter logs have moved into The Winter Weather section (link
above)
AREAS
AFFECTED...SERN PA...SRN NJ...MD...DE...NRN VA
CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE
VALID 291620Z - 291715Z
...SEVERE THREAT IS INCREASING ACROSS THE DELMARVA...
STRONG BOUNDARY LAYER HEATING CONTINUES EAST OF THE APPALACHIANS
EARLY THIS AFTERNOON WHERE SFC-3KM LAPSE RATES ARE NOW APPROACHING
7.5 C/KM ACROSS VA INTO SRN MD. SFC PARCELS HAVE APPARENTLY REACHED
THEIR CONVECTIVE TEMPERATURES WITH THUNDERSTORMS NOW DEVELOPING
ALONG WIND SHIFT WITH RELATIVE EASE FROM SCNTRL PA INTO NRN VA.
THIS TREND SHOULD CONTINUE WITH A MARKED INCREASE IN CONVECTION
EXPECTED ACROSS THE DELMARVA OVER THE NEXT FEW HOURS. WITH MODEST
SWLY FLOW THROUGH MID LEVELS...ESEWD MOVING STORMS WILL GRADUALLY
ORGANIZE AS THEY SPREAD TOWARD THE NJ/DE/MD/VA COAST. LARGE HAIL
AND GUSTY WINDS ARE POSSIBLE.
HAIL
REPORTS IN MARYLAND/VIRGINIA
Time
0
9
1930
2143
2143
2343
140
157
203
230
1749
1815
1835
1945
1945
2015
2020
2039
2135
Size
175
88
88
125
75
175
88
100
100
100
75
75
75
175
75
75
75
100
75
Location
WILLARDS
OCEAN CITY
1 ENE ARNOLD
2 S LA PLATA
HURLOCK
PARSONSBURG
2 SSE HOLLAND
2 W DOWNTOWN
SUFFOLK
2 SSW CHURCHLAND
5 W VIRGINIA BEACH OCEA
SWANSONVILLE
2 SW DRY FORK
SWANSONVILLE
DANVILLE AIRPORT
DANVILLE CITY
3 SE DRYBURG
RINGGOLD
ALTON
GRETNA
County
WICOMICO
WORCESTER
ANNE ARUNDEL
CHARLES
DORCHESTER
WICOMICO
CITY OF SUFFOLK
CITY OF SUFFOLK
CITY OF CHESAPEAK
CITY OF VIRGINIA
PITTSYLVANIA
PITTSYLVANIA
PITTSYLVANIA
PITTSYLVANIA
CITY OF DANVILLE
HALIFAX
PITTSYLVANIA
HALIFAX
PITTSYLVANIA
ST
MD
MD
MD
MD
MD
MD
VA
VA
VA
VA
VA
VA
VA
VA
VA
VA
VA
VA
VA
Comments
GOLF BALL HAIL REPORTED (AKQ)
NICKEL SIZE HAIL REPORTED (AKQ)
RELAYED BY NSSL SHAVE. TIME EST.'D FROM RADAR (LWX)
(LWX)
PENNY SIZED HAIL REPORTED BY PUBLIC (AKQ)
GOLFBALL SIZED HAIL REPORTED BY SPOTTER (AKQ)
NICKEL HAIL COVERING THE GROUND ON TRUMPET DR...NEAR DUTCH ROAD/US 58
INTERSECTION. (AKQ)
QUARTER HAIL REPORTED IN KILBY SHORES SECTION OF SUFFOLK (AKQ)
POLICE REPORT OF QUARTER HAIL ON ELIZABETH HARBOR DRIVE IN
CHESAPEAKE...JUST NW OF THE CHESAPEAKE SQUARE MALL. (AKQ)
REPORTED IN THE ARAGONA SECTION OF VIRGINIA BEACH (AKQ)
(RNK)
(RNK)
(RNK)
NEAR NATIONAL GUARD ARMORY (RNK)
IN THE PINEY FOREST AREA (RNK)
AT STAUNTON RIVER STATE PARK (RNK)
(RNK)
(RNK)
(RNK)
WIND
REPORTS IN MARYLAND/VIRGINIA
Time
0
1740
1827
1920
1938
1950
2002
2139
2336
2345
1900
1945
1945
2015
2118
2209
Speed
UNK
UNK
UNK
UNK
UNK
UNK
UNK
UNK
61
UNK
UNK
UNK
UNK
UNK
UNK
UNK
Location
NEWARK
BOYDS
2 W FULTON
BELVEDERE HEIGHTS
1 SSE LINTHICUM HEIGHTS
ROCK HALL
CENTREVILLE
2 SSE RIPLEY
SALISBURY
SALISBURY
2 SE FIGSBORO
DANVILLE CITY
MADISON
3 SE DRYBURG
1 N BEECHWOOD
LEDA
County
WORCESTER
MONTGOMERY
HOWARD
ANNE
ARUNDEL
ANNE ARUNDEL
KENT
QUEEN ANNE'S
CHARLES
WICOMICO
WICOMICO
HENRY
CITY OF DANVILLE
MADISON
HALIFAX
MECKLENBURG
HALIFAX
ST
MD
MD
MD
MD
MD
MD
MD
MD
MD
MD
VA
VA
VA
VA
VA
VA
Comments
LARGE TREE BRANCHES BLOWN DOWN AND DIME SIZE HAIL REPORTED. (AKQ)
WIRES REPORTED DOWN IN BOYDS MD (LWX)
SEVERAL LARGE BRANCHES BROKEN BY THUNDERSTORM WIND. (LWX)
TREE DOWN (LWX)
TREES DOWN NEAR ROUTE 70 AND ANDOVER ROAD (LWX)
NUMEROUS TREES DOWN VEHICLES OVERTURNED (PHI)
TREES REPORTED DOWN IN CENTREVILLE. (PHI)
LARGE BRANCHES DOWN. QUARTER SIZE HAIL (LWX)
(AKQ)
5 INCH DIAMETER TREE LIMBS DOWN AND PEA SIZED HAIL REPORTED. (AKQ)
POWER LINES DOWN ON BARROWS MILL ROAD. (RNK)
TREES DOWN IN THE PINEY FOREST AREA. (RNK)
LARGE TREE LIMBS DOWN ON ROUTE 29 (LWX)
3 INCH TREE SNAPPED OFF IN STAUNTON RIVER STATE PARK. (RNK)
TREES AND POWER LINES DOWN AT INTERSECTION OF US 1 AND HWY 903 (AKQ)
TWO TREES DOWN