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
Severe Thunderstorm Watch Number 396
NWS Storm Prediction Center Norman OK
250 PM EDT Thu Jul 23 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Western Connecticut
Western Massachusetts
Northern New Jersey
Southeast New York
Northeast Pennsylvania
Coastal Waters
* Effective this Thursday afternoon and evening from 250 PM until
1000 PM EDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1 inch in diameter possible
SUMMARY...Clusters of thunderstorms are expected to develop and
intensify across the watch area through the afternoon and early
evening, posing a risk of locally damaging wind gusts and perhaps
hail.
The severe thunderstorm watch area is approximately along and 70
statute miles north and south of a line from 35 miles west northwest
of Wilkesbarre PA to 40 miles east of Poughkeepsie NY. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU6).
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 395...
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 500. Mean storm motion vector
27025.
...Hart
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 396
NWS Storm Prediction Center Norman OK
250 PM EDT Thu Jul 23 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Western Connecticut
Western Massachusetts
Northern New Jersey
Southeast New York
Northeast Pennsylvania
Coastal Waters
* Effective this Thursday afternoon and evening from 250 PM until
1000 PM EDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1 inch in diameter possible
SUMMARY...Clusters of thunderstorms are expected to develop and
intensify across the watch area through the afternoon and early
evening, posing a risk of locally damaging wind gusts and perhaps
hail.
The severe thunderstorm watch area is approximately along and 70
statute miles north and south of a line from 35 miles west northwest
of Wilkesbarre PA to 40 miles east of Poughkeepsie NY. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU6).
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 395...
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 500. Mean storm motion vector
27025.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW6
WW 396 SEVERE TSTM CT MA NJ NY PA CW 231850Z - 240200Z
AXIS..70 STATUTE MILES NORTH AND SOUTH OF LINE..
35WNW AVP/WILKESBARRE PA/ - 40E POU/POUGHKEEPSIE NY/
..AVIATION COORDS.. 60NM N/S /56SW HNK - 26SW BDL/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 27025.
LAT...LON 42547635 42647311 40617311 40507635
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 396 Status Report Messages:
STATUS REPORT #8 ON WW 396
VALID 240140Z - 240240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 NE ISP TO
15 WNW ISP TO 35 NNE EWR TO 15 SW POU TO 5 NNE POU TO 25 ENE POU
TO 25 SSW BDL.
..COOK..07/24/20
ATTN...WFO...OKX...ALY...PHI...BGM...
&&
STATUS REPORT FOR WS 396
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-009-240240-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD NEW HAVEN
$$
NYC027-079-087-119-240240-
NY
. NEW YORK COUNTIES INCLUDED ARE
DUTCHESS PUTNAM ROCKLAND
WESTCHESTER
$$
ANZ335-240240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #7 ON WW 396
VALID 240135Z - 240240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 NE ISP TO
15 WNW ISP TO 35 NNE EWR TO 15 SW POU TO 5 NNE POU TO 25 ENE POU
TO 25 SSW BDL.
..COOK..07/24/20
ATTN...WFO...OKX...ALY...PHI...BGM...
&&
STATUS REPORT FOR WS 396
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-009-240240-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD NEW HAVEN
$$
NJC027-031-240240-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
MORRIS PASSAIC
$$
NYC027-079-087-119-240240-
NY
. NEW YORK COUNTIES INCLUDED ARE
DUTCHESS PUTNAM ROCKLAND
WESTCHESTER
$$
ANZ335-240240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
$$
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.
$$
STATUS REPORT #6 ON WW 396
VALID 240035Z - 240140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 NE IPT TO
5 NNE AVP TO 15 S MSV TO 15 WNW POU TO 20 N POU TO 30 NE POU TO
20 W BDL TO 5 SSW BDL.
..COOK..07/24/20
ATTN...WFO...OKX...ALY...PHI...BGM...
&&
STATUS REPORT FOR WS 396
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-009-240140-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD NEW HAVEN
$$
NJC003-013-017-019-023-027-031-035-037-039-041-240140-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN ESSEX HUDSON
HUNTERDON MIDDLESEX MORRIS
PASSAIC SOMERSET SUSSEX
UNION WARREN
$$
NYC005-027-047-059-061-071-079-081-085-087-111-119-240140-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX DUTCHESS KINGS
NASSAU NEW YORK ORANGE
PUTNAM QUEENS RICHMOND
ROCKLAND ULSTER WESTCHESTER
$$
PAC025-069-077-079-089-095-103-240140-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
CARBON LACKAWANNA LEHIGH
LUZERNE MONROE NORTHAMPTON
PIKE
$$
ANZ335-338-240140-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
$$
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.
$$
STATUS REPORT #5 ON WW 396
VALID 232330Z - 240040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 NNE IPT
TO 15 N AVP TO 5 N MSV TO 35 N POU TO 20 S PSF TO 10 SW BAF.
..COOK..07/23/20
ATTN...WFO...OKX...ALY...PHI...BGM...
&&
STATUS REPORT FOR WS 396
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-009-240040-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD NEW HAVEN
$$
NJC003-013-017-019-023-027-031-035-037-039-041-240040-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN ESSEX HUDSON
HUNTERDON MIDDLESEX MORRIS
PASSAIC SOMERSET SUSSEX
UNION WARREN
$$
NYC005-027-047-059-061-071-079-081-085-087-105-111-119-240040-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX DUTCHESS KINGS
NASSAU NEW YORK ORANGE
PUTNAM QUEENS RICHMOND
ROCKLAND SULLIVAN ULSTER
WESTCHESTER
$$
PAC025-069-077-079-089-095-103-127-131-240040-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
CARBON LACKAWANNA LEHIGH
LUZERNE MONROE NORTHAMPTON
PIKE WAYNE WYOMING
$$
ANZ335-338-240040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
$$
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.
$$
STATUS REPORT #4 ON WW 396
VALID 232250Z - 232340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 S ELM TO
25 SSW BGM TO 25 NW MSV TO 40 NE MSV TO 20 WSW PSF TO 15 NNW BAF.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1324
..COOK..07/23/20
ATTN...WFO...OKX...ALY...PHI...BGM...
&&
STATUS REPORT FOR WS 396
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-009-232340-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD NEW HAVEN
$$
MAC003-232340-
MA
. MASSACHUSETTS COUNTIES INCLUDED ARE
BERKSHIRE
$$
NJC003-013-017-019-023-027-031-035-037-039-041-232340-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN ESSEX HUDSON
HUNTERDON MIDDLESEX MORRIS
PASSAIC SOMERSET SUSSEX
UNION WARREN
$$
NYC005-021-027-047-059-061-071-079-081-085-087-105-111-119-
232340-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX COLUMBIA DUTCHESS
KINGS NASSAU NEW YORK
ORANGE PUTNAM QUEENS
RICHMOND ROCKLAND SULLIVAN
ULSTER WESTCHESTER
$$
PAC015-025-069-077-079-089-095-103-115-127-131-232340-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BRADFORD CARBON LACKAWANNA
LEHIGH LUZERNE MONROE
NORTHAMPTON PIKE SUSQUEHANNA
WAYNE WYOMING
$$
ANZ335-338-232340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 396
VALID 232145Z - 232240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 S ELM TO
20 ESE BGM TO 40 NNE MSV TO 10 S ALB.
..COOK..07/23/20
ATTN...WFO...OKX...ALY...PHI...BGM...
&&
STATUS REPORT FOR WS 396
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-009-232240-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD NEW HAVEN
$$
MAC003-232240-
MA
. MASSACHUSETTS COUNTIES INCLUDED ARE
BERKSHIRE
$$
NJC003-013-017-019-023-027-031-035-037-039-041-232240-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN ESSEX HUDSON
HUNTERDON MIDDLESEX MORRIS
PASSAIC SOMERSET SUSSEX
UNION WARREN
$$
NYC005-021-025-027-039-047-059-061-071-079-081-085-087-105-111-
119-232240-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX COLUMBIA DELAWARE
DUTCHESS GREENE KINGS
NASSAU NEW YORK ORANGE
PUTNAM QUEENS RICHMOND
ROCKLAND SULLIVAN ULSTER
WESTCHESTER
$$
PAC015-025-069-077-079-089-095-103-115-127-131-232240-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BRADFORD CARBON LACKAWANNA
LEHIGH LUZERNE MONROE
NORTHAMPTON PIKE SUSQUEHANNA
WAYNE WYOMING
$$
ANZ335-338-232240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
$$
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.
$$
STATUS REPORT #2 ON WW 396
VALID 232050Z - 232140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1323
..DIAL..07/23/20
ATTN...WFO...OKX...ALY...PHI...BGM...
&&
STATUS REPORT FOR WS 396
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-009-232140-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD NEW HAVEN
$$
MAC003-232140-
MA
. MASSACHUSETTS COUNTIES INCLUDED ARE
BERKSHIRE
$$
NJC003-013-017-019-023-027-031-035-037-039-041-232140-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN ESSEX HUDSON
HUNTERDON MIDDLESEX MORRIS
PASSAIC SOMERSET SUSSEX
UNION WARREN
$$
NYC005-007-017-021-025-027-039-047-059-061-071-077-079-081-085-
087-105-107-111-119-232140-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX BROOME CHENANGO
COLUMBIA DELAWARE DUTCHESS
GREENE KINGS NASSAU
NEW YORK ORANGE OTSEGO
PUTNAM QUEENS RICHMOND
ROCKLAND SULLIVAN TIOGA
ULSTER WESTCHESTER
$$
PAC015-025-069-077-079-089-095-103-115-127-131-232140-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BRADFORD CARBON LACKAWANNA
LEHIGH LUZERNE MONROE
NORTHAMPTON PIKE SUSQUEHANNA
WAYNE WYOMING
$$
ANZ335-338-232140-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 396
VALID 231945Z - 232040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..DIAL..07/23/20
ATTN...WFO...OKX...ALY...PHI...BGM...
&&
STATUS REPORT FOR WS 396
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-005-009-232040-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD LITCHFIELD NEW HAVEN
$$
MAC003-232040-
MA
. MASSACHUSETTS COUNTIES INCLUDED ARE
BERKSHIRE
$$
NJC003-013-017-019-023-027-031-035-037-039-041-232040-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN ESSEX HUDSON
HUNTERDON MIDDLESEX MORRIS
PASSAIC SOMERSET SUSSEX
UNION WARREN
$$
NYC005-007-017-021-025-027-039-047-059-061-071-077-079-081-085-
087-105-107-111-119-232040-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX BROOME CHENANGO
COLUMBIA DELAWARE DUTCHESS
GREENE KINGS NASSAU
NEW YORK ORANGE OTSEGO
PUTNAM QUEENS RICHMOND
ROCKLAND SULLIVAN TIOGA
ULSTER WESTCHESTER
$$
PAC015-025-069-077-079-089-095-103-115-127-131-232040-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BRADFORD CARBON LACKAWANNA
LEHIGH LUZERNE MONROE
NORTHAMPTON PIKE SUSQUEHANNA
WAYNE WYOMING
$$
ANZ335-338-232040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
$$
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 (<5%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Low (20%)
|
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.