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
Tornado Watch Number 484
NWS Storm Prediction Center Norman OK
620 PM EDT Wed Sep 1 2021
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southern Connecticut
Northern New Jersey
Southern New York
Coastal Waters
* Effective this Wednesday night and Thursday morning from 620 PM
until 100 AM EDT.
* Primary threats include...
A few tornadoes possible
Isolated damaging wind gusts to 70 mph possible
SUMMARY...Related to the remnants of Ida, a moist environment in
conjunction with strong low-level shear/SRH will support the
possibility of transient supercells capable of a tornado risk.
The tornado watch area is approximately along and 35 statute miles
north and south of a line from 5 miles west southwest of Newark NJ
to 15 miles south southeast of Groton CT. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
WOU4).
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 482...WW 483...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean
storm motion vector 23035.
...Guyer
SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 484
NWS Storm Prediction Center Norman OK
620 PM EDT Wed Sep 1 2021
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southern Connecticut
Northern New Jersey
Southern New York
Coastal Waters
* Effective this Wednesday night and Thursday morning from 620 PM
until 100 AM EDT.
* Primary threats include...
A few tornadoes possible
Isolated damaging wind gusts to 70 mph possible
SUMMARY...Related to the remnants of Ida, a moist environment in
conjunction with strong low-level shear/SRH will support the
possibility of transient supercells capable of a tornado risk.
The tornado watch area is approximately along and 35 statute miles
north and south of a line from 5 miles west southwest of Newark NJ
to 15 miles south southeast of Groton CT. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
WOU4).
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 482...WW 483...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean
storm motion vector 23035.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW4
WW 484 TORNADO CT NJ NY CW 012220Z - 020500Z
AXIS..35 STATUTE MILES NORTH AND SOUTH OF LINE..
5WSW EWR/NEWARK NJ/ - 15SSE GON/GROTON CT/
..AVIATION COORDS.. 30NM N/S /22W JFK - 21NE HTO/
WIND GUSTS..60 KNOTS.
MAX TOPS TO 450.MEAN STORM MOTION VECTOR 23035.
LAT...LON 41187426 41647194 40627194 40167426
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU4.
Watch 484 Status Report Messages:
STATUS REPORT #3 ON WW 484
VALID 020445Z - 020540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 SSE JFK
TO 15 N BDR.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1679.
..MARSH..09/02/21
ATTN...WFO...OKX...
&&
STATUS REPORT FOR WT 484
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC007-009-011-020540-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
MIDDLESEX NEW HAVEN NEW LONDON
$$
NYC103-020540-
NY
. NEW YORK COUNTIES INCLUDED ARE
SUFFOLK
$$
ANZ331-332-335-340-345-350-353-020540-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND EAST OF NEW HAVEN CT/PORT JEFFERSON NY TO THE
MOUTH OF THE CONNECTICUT RIVER
LONG ISLAND SOUND EAST OF THE MOUTH OF THE CONNECTICUT RIVER
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
PECONIC AND GARDINERS BAYS
SOUTH SHORE BAYS FROM JONES INLET THROUGH SHINNECOCK BAY
MORICHES INLET NY TO MONTAUK POINT NY OUT 20 NM
FIRE ISLAND INLET NY TO MORICHES INLET NY OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 484
VALID 020130Z - 020240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..WENDT..09/02/21
ATTN...WFO...OKX...
&&
STATUS REPORT FOR WT 484
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-007-009-011-020240-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD MIDDLESEX NEW HAVEN
NEW LONDON
$$
NJC003-013-017-031-039-020240-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN ESSEX HUDSON
PASSAIC UNION
$$
NYC005-047-059-061-081-085-087-103-119-020240-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX KINGS NASSAU
NEW YORK QUEENS RICHMOND
ROCKLAND SUFFOLK WESTCHESTER
$$
ANZ331-332-335-338-340-345-350-353-355-020240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND EAST OF NEW HAVEN CT/PORT JEFFERSON NY TO THE
MOUTH OF THE CONNECTICUT RIVER
LONG ISLAND SOUND EAST OF THE MOUTH OF THE CONNECTICUT RIVER
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
PECONIC AND GARDINERS BAYS
SOUTH SHORE BAYS FROM JONES INLET THROUGH SHINNECOCK BAY
MORICHES INLET NY TO MONTAUK POINT NY OUT 20 NM
FIRE ISLAND INLET NY TO MORICHES INLET NY OUT 20 NM
SANDY HOOK NJ TO FIRE ISLAND INLET NY OUT 20 NM
$$
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.
$$
STATUS REPORT #1 ON WW 484
VALID 012340Z - 020040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..WENDT..09/01/21
ATTN...WFO...OKX...
&&
STATUS REPORT FOR WT 484
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
CTC001-007-009-011-020040-
CT
. CONNECTICUT COUNTIES INCLUDED ARE
FAIRFIELD MIDDLESEX NEW HAVEN
NEW LONDON
$$
NJC003-013-017-031-039-020040-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
BERGEN ESSEX HUDSON
PASSAIC UNION
$$
NYC005-047-059-061-081-085-087-103-119-020040-
NY
. NEW YORK COUNTIES INCLUDED ARE
BRONX KINGS NASSAU
NEW YORK QUEENS RICHMOND
ROCKLAND SUFFOLK WESTCHESTER
$$
ANZ331-332-335-338-340-345-350-353-355-020040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LONG ISLAND SOUND EAST OF NEW HAVEN CT/PORT JEFFERSON NY TO THE
MOUTH OF THE CONNECTICUT RIVER
LONG ISLAND SOUND EAST OF THE MOUTH OF THE CONNECTICUT RIVER
LONG ISLAND SOUND WEST OF NEW HAVEN CT/PORT JEFFERSON NY
NEW YORK HARBOR
PECONIC AND GARDINERS BAYS
SOUTH SHORE BAYS FROM JONES INLET THROUGH SHINNECOCK BAY
MORICHES INLET NY TO MONTAUK POINT NY OUT 20 NM
FIRE ISLAND INLET NY TO MORICHES INLET NY OUT 20 NM
SANDY HOOK NJ TO FIRE ISLAND INLET NY OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
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
|
Mod (30%)
|
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
|
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.
weather.gov 
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