Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 464
NWS Storm Prediction Center Norman OK
135 PM EDT Fri Aug 28 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
District Of Columbia
Delaware
Maryland
Southern New Jersey
South-central and southeast Pennsylvania
Northern Virginia
Eastern West Virginia Panhandle
Coastal Waters
* Effective this Friday afternoon and evening from 135 PM until
800 PM EDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Multiple clusters across south-central Pennsylvania should
spread east-southeast through at least early evening with a primary
risk of scattered damaging winds.
The severe thunderstorm watch area is approximately along and 85
statute miles either side of a line from 40 miles east northeast of
Harrisburg PA to 25 miles southwest of Baltimore MD. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU4).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 463...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few
cumulonimbi with maximum tops to 450. Mean storm motion vector
29030.
...Grams
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW4
WW 464 SEVERE TSTM DC DE MD NJ PA VA WV CW 281735Z - 290000Z
AXIS..85 STATUTE MILES EITHER SIDE OF LINE..
40ENE CXY/HARRISBURG PA/ - 25SW BWI/BALTIMORE MD/
..AVIATION COORDS.. 75NM EITHER SIDE /23WSW ETX - 4NNE DCA/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 29030.
LAT...LON 39897469 38377558 39467843 40977760
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU4.
Watch 464 Status Report Messages:
STATUS REPORT #7 ON WW 464
VALID 282255Z - 282340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 SW MRB TO
30 WNW DCA TO 15 ENE DCA TO 35 SE BWI TO 15 SE DOV TO 35 SSW ACY
TO 45 SSE ACY.
..JEWELL..08/28/20
ATTN...WFO...LWX...PHI...CTP...
&&
STATUS REPORT FOR WS 464
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-005-282340-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT SUSSEX
$$
DCC001-282340-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC003-009-011-017-033-035-041-282340-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL CALVERT CAROLINE
CHARLES PRINCE GEORGES QUEEN ANNE'S
TALBOT
$$
VAC013-047-059-061-153-157-179-510-600-610-683-685-282340-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ARLINGTON CULPEPER FAIRFAX
FAUQUIER PRINCE WILLIAM RAPPAHANNOCK
STAFFORD
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA FAIRFAX FALLS CHURCH
MANASSAS MANASSAS PARK
$$
ANZ455-532-533-535-536-540-541-542-282340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
PATUXENT RIVER TO BROOMES ISLAND MD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #6 ON WW 464
VALID 282225Z - 282340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 SSW MRB
TO 30 WNW DCA TO 25 WSW DOV TO 10 ENE DOV TO 10 WSW ACY TO 20 N
ACY TO 20 NNE NEL.
..JEWELL..08/28/20
ATTN...WFO...LWX...PHI...CTP...
&&
STATUS REPORT FOR WS 464
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-005-282340-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT SUSSEX
$$
DCC001-282340-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC003-009-011-017-033-035-041-282340-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL CALVERT CAROLINE
CHARLES PRINCE GEORGES QUEEN ANNE'S
TALBOT
$$
NJC001-009-029-282340-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC CAPE MAY OCEAN
$$
VAC013-047-059-061-107-153-157-179-510-600-610-683-685-282340-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ARLINGTON CULPEPER FAIRFAX
FAUQUIER LOUDOUN PRINCE WILLIAM
RAPPAHANNOCK STAFFORD
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA FAIRFAX FALLS CHURCH
MANASSAS MANASSAS PARK
$$
ANZ431-451-452-453-454-455-532-533-535-536-539-540-541-542-
282340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM
COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
PATUXENT RIVER TO BROOMES ISLAND MD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #5 ON WW 464
VALID 282140Z - 282240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 SSW MRB
TO 30 WNW DCA TO 20 N DCA TO 15 NNE BWI TO 20 NW DOV TO 10 SSE
PHL TO 20 W NEL TO 25 SSW EWR.
..JEWELL..08/28/20
ATTN...WFO...LWX...PHI...CTP...
&&
STATUS REPORT FOR WS 464
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-282240-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
DCC001-282240-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC003-009-011-015-017-027-029-031-033-035-041-510-282240-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL CALVERT CAROLINE
CECIL CHARLES HOWARD
KENT MONTGOMERY PRINCE GEORGES
QUEEN ANNE'S TALBOT
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-015-029-033-282240-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND GLOUCESTER
OCEAN SALEM
$$
VAC013-059-107-153-510-600-610-683-685-282240-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ARLINGTON FAIRFAX LOUDOUN
PRINCE WILLIAM
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA FAIRFAX FALLS CHURCH
MANASSAS MANASSAS PARK
$$
ANZ430-431-451-452-453-454-455-532-533-535-536-538-539-540-541-
542-282240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM
COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
PATUXENT RIVER TO BROOMES ISLAND MD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 464
VALID 282040Z - 282140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 WNW MRB
TO 25 NE BWI TO 20 N PHL.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1615
..SMITH..08/28/20
ATTN...WFO...LWX...PHI...CTP...
&&
STATUS REPORT FOR WS 464
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-282140-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
DCC001-282140-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC001-003-005-009-011-013-015-017-025-027-029-031-033-035-041-
510-282140-
MD
. MARYLAND COUNTIES INCLUDED ARE
ALLEGANY ANNE ARUNDEL BALTIMORE
CALVERT CAROLINE CARROLL
CECIL CHARLES HARFORD
HOWARD KENT MONTGOMERY
PRINCE GEORGES QUEEN ANNE'S TALBOT
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-015-029-033-282140-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND GLOUCESTER
OCEAN SALEM
$$
PAC017-029-045-091-101-282140-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BUCKS CHESTER DELAWARE
MONTGOMERY PHILADELPHIA
$$
VAC013-043-059-069-107-153-510-600-610-683-685-840-282140-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ARLINGTON CLARKE FAIRFAX
FREDERICK LOUDOUN PRINCE WILLIAM
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA FAIRFAX FALLS CHURCH
MANASSAS MANASSAS PARK WINCHESTER
$$
WVC003-027-037-057-065-282140-
WV
. WEST VIRGINIA COUNTIES INCLUDED ARE
BERKELEY HAMPSHIRE JEFFERSON
MINERAL MORGAN
$$
ANZ430-431-451-452-453-454-455-530-531-532-533-535-536-538-539-
540-541-542-282140-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM
COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
PATUXENT RIVER TO BROOMES ISLAND MD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 464
VALID 281955Z - 282040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 WNW MRB
TO 30 NW BWI TO 30 SW ABE.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1615
..SMITH..08/28/20
ATTN...WFO...LWX...PHI...CTP...
&&
STATUS REPORT FOR WS 464
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-282040-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
DCC001-282040-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC001-003-005-009-011-013-015-017-021-025-027-029-031-033-035-
041-043-510-282040-
MD
. MARYLAND COUNTIES INCLUDED ARE
ALLEGANY ANNE ARUNDEL BALTIMORE
CALVERT CAROLINE CARROLL
CECIL CHARLES FREDERICK
HARFORD HOWARD KENT
MONTGOMERY PRINCE GEORGES QUEEN ANNE'S
TALBOT WASHINGTON
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-015-029-033-282040-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND GLOUCESTER
OCEAN SALEM
$$
PAC011-017-029-045-071-077-091-101-133-282040-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BERKS BUCKS CHESTER
DELAWARE LANCASTER LEHIGH
MONTGOMERY PHILADELPHIA YORK
$$
VAC013-043-059-069-107-153-510-600-610-683-685-840-282040-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ARLINGTON CLARKE FAIRFAX
FREDERICK LOUDOUN PRINCE WILLIAM
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA FAIRFAX FALLS CHURCH
MANASSAS MANASSAS PARK WINCHESTER
$$
WVC003-027-037-057-065-282040-
WV
. WEST VIRGINIA COUNTIES INCLUDED ARE
BERKELEY HAMPSHIRE JEFFERSON
MINERAL MORGAN
$$
ANZ430-431-451-452-453-454-455-530-531-532-533-535-536-538-539-
540-541-542-282040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM
COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
PATUXENT RIVER TO BROOMES ISLAND MD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 464
VALID 281850Z - 281940Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 S AOO TO
25 WSW CXY TO 30 NNE CXY.
..SMITH..08/28/20
ATTN...WFO...LWX...PHI...CTP...
&&
STATUS REPORT FOR WS 464
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-281940-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
DCC001-281940-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC001-003-005-009-011-013-015-017-021-025-027-029-031-033-035-
041-043-510-281940-
MD
. MARYLAND COUNTIES INCLUDED ARE
ALLEGANY ANNE ARUNDEL BALTIMORE
CALVERT CAROLINE CARROLL
CECIL CHARLES FREDERICK
HARFORD HOWARD KENT
MONTGOMERY PRINCE GEORGES QUEEN ANNE'S
TALBOT WASHINGTON
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-015-029-033-281940-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND GLOUCESTER
OCEAN SALEM
$$
PAC001-009-011-017-029-041-043-045-055-057-071-075-077-091-101-
107-133-281940-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BEDFORD BERKS
BUCKS CHESTER CUMBERLAND
DAUPHIN DELAWARE FRANKLIN
FULTON LANCASTER LEBANON
LEHIGH MONTGOMERY PHILADELPHIA
SCHUYLKILL YORK
$$
VAC013-043-059-069-107-153-510-600-610-683-685-840-281940-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ARLINGTON CLARKE FAIRFAX
FREDERICK LOUDOUN PRINCE WILLIAM
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA FAIRFAX FALLS CHURCH
MANASSAS MANASSAS PARK WINCHESTER
$$
WVC003-027-037-057-065-281940-
WV
. WEST VIRGINIA COUNTIES INCLUDED ARE
BERKELEY HAMPSHIRE JEFFERSON
MINERAL MORGAN
$$
ANZ430-431-451-452-453-454-455-530-531-532-533-535-536-538-539-
540-541-542-281940-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM
COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
PATUXENT RIVER TO BROOMES ISLAND MD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 464
VALID 281800Z - 281830Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SMITH..08/28/20
ATTN...WFO...LWX...PHI...CTP...
&&
STATUS REPORT FOR WS 464
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-281830-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
DCC001-281830-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC001-003-005-009-011-013-015-017-021-025-027-029-031-033-035-
041-043-510-281830-
MD
. MARYLAND COUNTIES INCLUDED ARE
ALLEGANY ANNE ARUNDEL BALTIMORE
CALVERT CAROLINE CARROLL
CECIL CHARLES FREDERICK
HARFORD HOWARD KENT
MONTGOMERY PRINCE GEORGES QUEEN ANNE'S
TALBOT WASHINGTON
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-015-029-033-281830-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND GLOUCESTER
OCEAN SALEM
$$
PAC001-009-011-017-029-037-041-043-045-055-057-061-067-071-075-
077-087-091-093-097-099-101-107-109-133-281830-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BEDFORD BERKS
BUCKS CHESTER COLUMBIA
CUMBERLAND DAUPHIN DELAWARE
FRANKLIN FULTON HUNTINGDON
JUNIATA LANCASTER LEBANON
LEHIGH MIFFLIN MONTGOMERY
MONTOUR NORTHUMBERLAND PERRY
PHILADELPHIA SCHUYLKILL SNYDER
YORK
$$
VAC013-043-059-069-107-153-600-610-683-685-840-281830-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ARLINGTON CLARKE FAIRFAX
FREDERICK LOUDOUN PRINCE WILLIAM
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
FAIRFAX FALLS CHURCH MANASSAS
MANASSAS PARK WINCHESTER
$$
WVC003-027-037-057-065-281830-
WV
. WEST VIRGINIA COUNTIES INCLUDED ARE
BERKELEY HAMPSHIRE JEFFERSON
MINERAL MORGAN
$$
ANZ430-431-451-452-453-454-455-530-531-532-533-535-536-538-539-
540-541-542-281830-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20
NM
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM
COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
PATUXENT RIVER TO BROOMES ISLAND MD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
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Tornadoes
Probability of 2 or more tornadoes
|
Low (10%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Low (10%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (10%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Mod (60%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (EF2-EF5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.