Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 616
NWS Storm Prediction Center Norman OK
615 AM EDT Fri Aug 9 2024
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
District Of Columbia
Delaware
Central and Eastern Maryland
Much of New Jersey
Southeast New York
Central and Eastern Pennsylvania
Eastern and Northern Virginia
Coastal Waters
* Effective this Friday morning and afternoon from 615 AM until
200 PM EDT.
* Primary threats include...
A few tornadoes possible
Isolated damaging wind gusts to 60 mph possible
SUMMARY...Isolated to widely scattered thunderstorms are forecast to
develop this morning into the early afternoon as a warm front
advances northward across the Watch area. Several supercells will
likely develop and the stronger storms will potentially yield a risk
for tornadoes. Isolated damaging gusts may also accompany the more
intense storms.
The tornado watch area is approximately along and 75 statute miles
east and west of a line from 30 miles northwest of Monticello NY to
50 miles south southwest of Patuxent River MD. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU6).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 615...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0 inches. Extreme turbulence and surface wind
gusts to 50 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 18035.
...Smith
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW6
WW 616 TORNADO DC DE MD NJ NY PA VA CW 091015Z - 091800Z
AXIS..75 STATUTE MILES EAST AND WEST OF LINE..
30NW MSV/MONTICELLO NY/ - 50SSW NHK/PATUXENT RIVER MD/
..AVIATION COORDS.. 65NM E/W /6SE HNK - 27ENE RIC/
WIND GUSTS..50 KNOTS.
MAX TOPS TO 500.MEAN STORM MOTION VECTOR 18035.
LAT...LON 42007375 37597540 37597814 42007667
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 616 Status Report Messages:
STATUS REPORT #4 ON WW 616
VALID 091435Z - 091540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 NNE ORF
TO 15 W HGR.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1873
..DEAN..08/09/24
ATTN...WFO...LWX...PHI...AKQ...OKX...BGM...CTP...
&&
STATUS REPORT FOR WT 616
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-091540-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
MDC003-005-009-011-013-015-019-025-027-029-035-037-039-041-045-
047-510-091540-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL BALTIMORE CALVERT
CAROLINE CARROLL CECIL
DORCHESTER HARFORD HOWARD
KENT QUEEN ANNE'S ST. MARYS
SOMERSET TALBOT WICOMICO
WORCESTER
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-013-015-019-021-023-027-031-033-035-037-
039-041-091540-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND ESSEX
GLOUCESTER HUNTERDON MERCER
MIDDLESEX MORRIS PASSAIC
SALEM SOMERSET SUSSEX
UNION WARREN
$$
NYC071-105-091540-
NY
. NEW YORK COUNTIES INCLUDED ARE
ORANGE SULLIVAN
$$
PAC001-011-015-017-025-029-037-041-043-045-067-069-071-075-077-
079-081-089-091-093-095-097-099-101-103-107-109-113-115-119-127-
131-133-091540-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BERKS BRADFORD
BUCKS CARBON CHESTER
COLUMBIA CUMBERLAND DAUPHIN
DELAWARE JUNIATA LACKAWANNA
LANCASTER LEBANON LEHIGH
LUZERNE LYCOMING MONROE
MONTGOMERY MONTOUR NORTHAMPTON
NORTHUMBERLAND PERRY PHILADELPHIA
PIKE SCHUYLKILL SNYDER
SULLIVAN SUSQUEHANNA UNION
WAYNE WYOMING YORK
$$
VAC001-091540-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ACCOMACK
$$
ANZ430-431-530-531-532-533-534-537-538-539-540-541-542-543-630-
091540-
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
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
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA
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
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND
CHESAPEAKE BAY FROM SMITH POINT TO WINDMILL POINT VA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 616
VALID 091435Z - 091540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 SW HGR TO
25 NNE ORF.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1873
..DEAN..08/09/24
ATTN...WFO...LWX...PHI...AKQ...OKX...BGM...CTP...
&&
STATUS REPORT FOR WT 616
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-091540-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
MDC003-005-009-011-013-015-019-025-027-029-035-037-039-041-045-
047-510-091540-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL BALTIMORE CALVERT
CAROLINE CARROLL CECIL
DORCHESTER HARFORD HOWARD
KENT QUEEN ANNE'S ST. MARYS
SOMERSET TALBOT WICOMICO
WORCESTER
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-013-015-019-021-023-027-031-033-035-037-
039-041-091540-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND ESSEX
GLOUCESTER HUNTERDON MERCER
MIDDLESEX MORRIS PASSAIC
SALEM SOMERSET SUSSEX
UNION WARREN
$$
NYC071-105-091540-
NY
. NEW YORK COUNTIES INCLUDED ARE
ORANGE SULLIVAN
$$
PAC001-011-015-017-025-029-037-041-043-045-067-069-071-075-077-
079-081-089-091-093-095-097-099-101-103-107-109-113-115-119-127-
131-133-091540-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BERKS BRADFORD
BUCKS CARBON CHESTER
COLUMBIA CUMBERLAND DAUPHIN
DELAWARE JUNIATA LACKAWANNA
LANCASTER LEBANON LEHIGH
LUZERNE LYCOMING MONROE
MONTGOMERY MONTOUR NORTHAMPTON
NORTHUMBERLAND PERRY PHILADELPHIA
PIKE SCHUYLKILL SNYDER
SULLIVAN SUSQUEHANNA UNION
WAYNE WYOMING YORK
$$
VAC001-091540-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ACCOMACK
$$
ANZ430-431-530-531-532-533-534-537-538-539-540-541-542-543-630-
091540-
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
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
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA
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
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND
CHESAPEAKE BAY FROM SMITH POINT TO WINDMILL POINT VA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 616
VALID 091430Z - 091540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 SW HGR TO
25 NNE ORF.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1873
..DEAN..08/09/24
ATTN...WFO...LWX...PHI...AKQ...OKX...BGM...CTP...
&&
STATUS REPORT FOR WT 616
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-091540-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
MDC003-005-009-011-013-015-019-025-027-029-035-037-039-041-045-
047-510-091540-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL BALTIMORE CALVERT
CAROLINE CARROLL CECIL
DORCHESTER HARFORD HOWARD
KENT QUEEN ANNE'S ST. MARYS
SOMERSET TALBOT WICOMICO
WORCESTER
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-013-015-019-021-023-027-031-033-035-037-
039-041-091540-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND ESSEX
GLOUCESTER HUNTERDON MERCER
MIDDLESEX MORRIS PASSAIC
SALEM SOMERSET SUSSEX
UNION WARREN
$$
NYC071-105-091540-
NY
. NEW YORK COUNTIES INCLUDED ARE
ORANGE SULLIVAN
$$
PAC001-011-015-017-025-029-037-041-043-045-067-069-071-075-077-
079-081-089-091-093-095-097-099-101-103-107-109-113-115-119-127-
131-133-091540-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BERKS BRADFORD
BUCKS CARBON CHESTER
COLUMBIA CUMBERLAND DAUPHIN
DELAWARE JUNIATA LACKAWANNA
LANCASTER LEBANON LEHIGH
LUZERNE LYCOMING MONROE
MONTGOMERY MONTOUR NORTHAMPTON
NORTHUMBERLAND PERRY PHILADELPHIA
PIKE SCHUYLKILL SNYDER
SULLIVAN SUSQUEHANNA UNION
WAYNE WYOMING YORK
$$
VAC001-091540-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ACCOMACK
$$
ANZ430-431-530-531-532-533-534-537-538-539-540-541-542-543-630-
091540-
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
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
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA
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
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND
CHESAPEAKE BAY FROM SMITH POINT TO WINDMILL POINT VA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 616
VALID 091230Z - 091340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..JEWELL..08/09/24
ATTN...WFO...LWX...PHI...AKQ...OKX...BGM...CTP...
&&
STATUS REPORT FOR WT 616
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-091340-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
DCC001-091340-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC003-005-009-011-013-015-017-019-021-025-027-029-031-033-035-
037-039-041-045-047-510-091340-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL BALTIMORE CALVERT
CAROLINE CARROLL CECIL
CHARLES DORCHESTER FREDERICK
HARFORD HOWARD KENT
MONTGOMERY PRINCE GEORGES QUEEN ANNE'S
ST. MARYS SOMERSET TALBOT
WICOMICO WORCESTER
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-013-015-019-021-023-027-031-033-035-037-
039-041-091340-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND ESSEX
GLOUCESTER HUNTERDON MERCER
MIDDLESEX MORRIS PASSAIC
SALEM SOMERSET SUSSEX
UNION WARREN
$$
NYC071-105-091340-
NY
. NEW YORK COUNTIES INCLUDED ARE
ORANGE SULLIVAN
$$
PAC001-011-015-017-025-029-037-041-043-045-067-069-071-075-077-
079-081-089-091-093-095-097-099-101-103-107-109-113-115-119-127-
131-133-091340-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BERKS BRADFORD
BUCKS CARBON CHESTER
COLUMBIA CUMBERLAND DAUPHIN
DELAWARE JUNIATA LACKAWANNA
LANCASTER LEBANON LEHIGH
LUZERNE LYCOMING MONROE
MONTGOMERY MONTOUR NORTHAMPTON
NORTHUMBERLAND PERRY PHILADELPHIA
PIKE SCHUYLKILL SNYDER
SULLIVAN SUSQUEHANNA UNION
WAYNE WYOMING YORK
$$
VAC001-013-033-057-059-061-097-099-101-103-107-119-133-153-159-
177-179-193-510-600-610-630-683-685-091340-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ACCOMACK ARLINGTON CAROLINE
ESSEX FAIRFAX FAUQUIER
KING AND QUEEN KING GEORGE KING WILLIAM
LANCASTER LOUDOUN MIDDLESEX
NORTHUMBERLAND PRINCE WILLIAM RICHMOND
SPOTSYLVANIA STAFFORD WESTMORELAND
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA FAIRFAX FALLS CHURCH
FREDERICKSBURG MANASSAS MANASSAS PARK
$$
ANZ430-431-530-531-532-533-534-535-536-537-538-539-540-541-542-
543-630-635-091340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
PATUXENT RIVER TO BROOMES ISLAND MD
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND
CHESAPEAKE BAY FROM SMITH POINT TO WINDMILL POINT VA
RAPPAHANNOCK RIVER FROM URBANNA TO WINDMILL POINT
$$
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:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (50%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Low (20%)
|
Probability of 1 or more wind events > 65 knots
|
Low (10%)
|
Hail
Probability of 10 or more severe hail events
|
Low (<5%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (<5%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Mod (40%)
|
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.
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