Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL3
0-190200-
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 473
NWS Storm Prediction Center Norman OK
145 PM EDT Mon Jul 18 2022
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Western Connecticut
District Of Columbia
Northern Delaware
Maryland
New Jersey
Southeast New York
Eastern Pennsylvania
Northern Virginia
Eastern Panhandle of West Virginia
Coastal Waters
* Effective this Monday afternoon and evening from 145 PM until
1000 PM EDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph likely
A tornado or two possible
SUMMARY...Thunderstorms will intensify this afternoon along a
corridor from northern Virginia into southeast New York. The
stronger cells will pose a risk of locally damaging wind gusts.
The severe thunderstorm watch area is approximately along and 45
statute miles either side of a line from 25 miles south southeast of
Elkins WV to 25 miles east of Poughkeepsie NY. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU3).
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.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
25025.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 473 SEVERE TSTM CT DC DE MD NJ NY PA VA WV CW 181745Z - 190200Z
AXIS..45 STATUTE MILES EITHER SIDE OF LINE..
25SSE EKN/ELKINS WV/ - 25E POU/POUGHKEEPSIE NY/
..AVIATION COORDS.. 40NM EITHER SIDE /30SE EKN - 37WSW BDL/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 25025.
LAT...LON 39138004 42217379 41057301 37967929
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 473 Status Report Messages:
STATUS REPORT #4 ON WW 473
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 NNW CHO
TO 30 ESE HGR TO 35 ESE CXY TO 40 NE ABE TO 5 SE POU TO 25 NNE
BDR.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1513
..LYONS..07/18/22
ATTN...WFO...OKX...ALY...LWX...PHI...BGM...CTP...
&&
STATUS REPORT FOR WS 473
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-182340-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD
$$
DEC003-182340-
DE
. DELAWARE COUNTIES INCLUDED ARE
NEW CASTLE
$$
DCC001-182340-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC003-005-013-015-025-027-029-031-033-035-510-182340-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL BALTIMORE CARROLL
CECIL HARFORD HOWARD
KENT MONTGOMERY PRINCE GEORGES
QUEEN ANNE'S
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC003-005-007-013-015-017-019-021-023-025-027-029-031-033-035-
039-182340-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN BURLINGTON CAMDEN
ESSEX GLOUCESTER HUDSON
HUNTERDON MERCER MIDDLESEX
MONMOUTH MORRIS OCEAN
PASSAIC SALEM SOMERSET
UNION
$$
NYC005-047-059-061-079-081-085-087-119-182340-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX KINGS NASSAU
NEW YORK PUTNAM QUEENS
RICHMOND ROCKLAND WESTCHESTER
$$
PAC017-029-045-091-101-182340-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BUCKS CHESTER DELAWARE
MONTGOMERY PHILADELPHIA
$$
VAC003-013-047-059-061-079-107-113-125-153-510-540-600-610-683-
685-182340-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ALBEMARLE ARLINGTON CULPEPER
FAIRFAX FAUQUIER GREENE
LOUDOUN MADISON NELSON
PRINCE WILLIAM
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA CHARLOTTESVILLE FAIRFAX
FALLS CHURCH MANASSAS MANASSAS PARK
$$
ANZ335-338-430-530-531-532-535-538-539-540-182340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
DELAWARE BAY WATERS NORTH 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
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 473
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 SW SHD TO
40 SSW MRB TO 30 ESE HGR TO 25 SE UNV.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1511
..LEITMAN..07/18/22
ATTN...WFO...OKX...ALY...LWX...PHI...BGM...CTP...
&&
STATUS REPORT FOR WS 473
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-182140-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD
$$
DEC003-182140-
DE
. DELAWARE COUNTIES INCLUDED ARE
NEW CASTLE
$$
DCC001-182140-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC003-005-013-015-025-027-029-031-033-035-510-182140-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL BALTIMORE CARROLL
CECIL HARFORD HOWARD
KENT MONTGOMERY PRINCE GEORGES
QUEEN ANNE'S
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC003-005-007-013-015-017-019-021-023-025-027-029-031-033-035-
037-039-041-182140-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN BURLINGTON CAMDEN
ESSEX GLOUCESTER HUDSON
HUNTERDON MERCER MIDDLESEX
MONMOUTH MORRIS OCEAN
PASSAIC SALEM SOMERSET
SUSSEX UNION WARREN
$$
NYC005-027-047-059-061-071-079-081-085-087-105-111-119-182140-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX DUTCHESS KINGS
NASSAU NEW YORK ORANGE
PUTNAM QUEENS RICHMOND
ROCKLAND SULLIVAN ULSTER
WESTCHESTER
$$
PAC001-011-017-025-029-037-041-043-045-069-071-075-077-079-089-
091-093-095-097-099-101-103-107-127-133-182140-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BERKS BUCKS
CARBON CHESTER COLUMBIA
CUMBERLAND DAUPHIN DELAWARE
LACKAWANNA LANCASTER LEBANON
LEHIGH LUZERNE MONROE
MONTGOMERY MONTOUR NORTHAMPTON
NORTHUMBERLAND PERRY PHILADELPHIA
PIKE SCHUYLKILL WAYNE
YORK
$$
VAC003-013-047-059-061-079-107-113-125-139-153-157-187-510-540-
600-610-683-685-182140-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ALBEMARLE ARLINGTON CULPEPER
FAIRFAX FAUQUIER GREENE
LOUDOUN MADISON NELSON
PAGE PRINCE WILLIAM RAPPAHANNOCK
WARREN
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA CHARLOTTESVILLE FAIRFAX
FALLS CHURCH MANASSAS MANASSAS PARK
$$
ANZ335-338-430-530-531-532-535-538-539-540-182140-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
DELAWARE BAY WATERS NORTH 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
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 473
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..LEITMAN..07/18/22
ATTN...WFO...OKX...ALY...LWX...PHI...BGM...CTP...
&&
STATUS REPORT FOR WS 473
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-182040-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD
$$
DEC003-182040-
DE
. DELAWARE COUNTIES INCLUDED ARE
NEW CASTLE
$$
DCC001-182040-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC001-003-005-013-015-021-025-027-029-031-033-035-043-510-
182040-
MD
. MARYLAND COUNTIES INCLUDED ARE
ALLEGANY ANNE ARUNDEL BALTIMORE
CARROLL CECIL FREDERICK
HARFORD HOWARD KENT
MONTGOMERY PRINCE GEORGES QUEEN ANNE'S
WASHINGTON
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC003-005-007-013-015-017-019-021-023-025-027-029-031-033-035-
037-039-041-182040-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN BURLINGTON CAMDEN
ESSEX GLOUCESTER HUDSON
HUNTERDON MERCER MIDDLESEX
MONMOUTH MORRIS OCEAN
PASSAIC SALEM SOMERSET
SUSSEX UNION WARREN
$$
NYC005-027-047-059-061-071-079-081-085-087-105-111-119-182040-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX DUTCHESS KINGS
NASSAU NEW YORK ORANGE
PUTNAM QUEENS RICHMOND
ROCKLAND SULLIVAN ULSTER
WESTCHESTER
$$
PAC001-011-017-025-029-037-041-043-045-055-057-069-071-075-077-
079-089-091-093-095-097-099-101-103-107-127-133-182040-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BERKS BUCKS
CARBON CHESTER COLUMBIA
CUMBERLAND DAUPHIN DELAWARE
FRANKLIN FULTON LACKAWANNA
LANCASTER LEBANON LEHIGH
LUZERNE MONROE MONTGOMERY
MONTOUR NORTHAMPTON NORTHUMBERLAND
PERRY PHILADELPHIA PIKE
SCHUYLKILL WAYNE YORK
$$
VAC003-013-015-043-047-059-061-069-079-091-107-113-125-139-153-
157-165-171-187-510-540-600-610-660-683-685-790-820-840-
182040-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ALBEMARLE ARLINGTON AUGUSTA
CLARKE CULPEPER FAIRFAX
FAUQUIER FREDERICK GREENE
HIGHLAND LOUDOUN MADISON
NELSON PAGE PRINCE WILLIAM
RAPPAHANNOCK ROCKINGHAM SHENANDOAH
WARREN
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA CHARLOTTESVILLE FAIRFAX
FALLS CHURCH HARRISONBURG MANASSAS
MANASSAS PARK STAUNTON WAYNESBORO
WINCHESTER
$$
WVC003-023-027-031-037-057-065-071-182040-
WV
. WEST VIRGINIA COUNTIES INCLUDED ARE
BERKELEY GRANT HAMPSHIRE
HARDY JEFFERSON MINERAL
MORGAN PENDLETON
$$
ANZ335-338-430-530-531-532-535-538-539-540-182040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
$$
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.
$$
STATUS REPORT #1 ON WW 473
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..LEITMAN..07/18/22
ATTN...WFO...OKX...ALY...LWX...PHI...BGM...CTP...
&&
STATUS REPORT FOR WS 473
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-181940-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD
$$
DEC003-181940-
DE
. DELAWARE COUNTIES INCLUDED ARE
NEW CASTLE
$$
DCC001-181940-
DC
. DISTRICT OF COLUMBIA COUNTIES INCLUDED ARE
DISTRICT OF COLUMBIA
$$
MDC001-003-005-013-015-021-025-027-029-031-033-035-043-510-
181940-
MD
. MARYLAND COUNTIES INCLUDED ARE
ALLEGANY ANNE ARUNDEL BALTIMORE
CARROLL CECIL FREDERICK
HARFORD HOWARD KENT
MONTGOMERY PRINCE GEORGES QUEEN ANNE'S
WASHINGTON
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC003-005-007-013-015-017-019-021-023-025-027-029-031-033-035-
037-039-041-181940-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN BURLINGTON CAMDEN
ESSEX GLOUCESTER HUDSON
HUNTERDON MERCER MIDDLESEX
MONMOUTH MORRIS OCEAN
PASSAIC SALEM SOMERSET
SUSSEX UNION WARREN
$$
NYC005-027-047-059-061-071-079-081-085-087-105-111-119-181940-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX DUTCHESS KINGS
NASSAU NEW YORK ORANGE
PUTNAM QUEENS RICHMOND
ROCKLAND SULLIVAN ULSTER
WESTCHESTER
$$
PAC001-011-017-025-029-037-041-043-045-055-057-069-071-075-077-
079-089-091-093-095-097-099-101-103-107-127-133-181940-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
ADAMS BERKS BUCKS
CARBON CHESTER COLUMBIA
CUMBERLAND DAUPHIN DELAWARE
FRANKLIN FULTON LACKAWANNA
LANCASTER LEBANON LEHIGH
LUZERNE MONROE MONTGOMERY
MONTOUR NORTHAMPTON NORTHUMBERLAND
PERRY PHILADELPHIA PIKE
SCHUYLKILL WAYNE YORK
$$
VAC003-013-015-043-047-059-061-069-079-091-107-113-125-139-153-
157-165-171-187-510-540-600-610-660-683-685-790-820-840-
181940-
VA
. VIRGINIA COUNTIES INCLUDED ARE
ALBEMARLE ARLINGTON AUGUSTA
CLARKE CULPEPER FAIRFAX
FAUQUIER FREDERICK GREENE
HIGHLAND LOUDOUN MADISON
NELSON PAGE PRINCE WILLIAM
RAPPAHANNOCK ROCKINGHAM SHENANDOAH
WARREN
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
ALEXANDRIA CHARLOTTESVILLE FAIRFAX
FALLS CHURCH HARRISONBURG MANASSAS
MANASSAS PARK STAUNTON WAYNESBORO
WINCHESTER
$$
WVC003-023-027-031-037-057-065-071-181940-
WV
. WEST VIRGINIA COUNTIES INCLUDED ARE
BERKELEY GRANT HAMPSHIRE
HARDY JEFFERSON MINERAL
MORGAN PENDLETON
$$
ANZ335-338-430-530-531-532-535-538-539-540-181940-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
DELAWARE BAY WATERS NORTH 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
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (20%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
High (70%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
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
|
High (80%)
|
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.