Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 590
NWS Storm Prediction Center Norman OK
405 PM EDT Fri Aug 2 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Delaware
Northeast Maryland
Central and Southern New Jersey
Southeast Pennsylvania
Coastal Waters
* Effective this Friday afternoon and evening from 405 PM until
900 PM EDT.
* Primary threats include...
Isolated damaging wind gusts to 65 mph possible
SUMMARY...Scattered thunderstorms will track across the watch area
through the afternoon, posing a risk of locally gusty/damaging
winds.
The severe thunderstorm watch area is approximately along and 60
statute miles north and south of a line from 40 miles west southwest
of Dover DE to 20 miles north northeast of Lakehurst NJ. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU0).
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 inch. Extreme turbulence and surface wind gusts to 55 knots. A few
cumulonimbi with maximum tops to 500. Mean storm motion vector
24020.
...Hart
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 590
NWS Storm Prediction Center Norman OK
405 PM EDT Fri Aug 2 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Delaware
Northeast Maryland
Central and Southern New Jersey
Southeast Pennsylvania
Coastal Waters
* Effective this Friday afternoon and evening from 405 PM until
900 PM EDT.
* Primary threats include...
Isolated damaging wind gusts to 65 mph possible
SUMMARY...Scattered thunderstorms will track across the watch area
through the afternoon, posing a risk of locally gusty/damaging
winds.
The severe thunderstorm watch area is approximately along and 60
statute miles north and south of a line from 40 miles west southwest
of Dover DE to 20 miles north northeast of Lakehurst NJ. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU0).
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 inch. Extreme turbulence and surface wind gusts to 55 knots. A few
cumulonimbi with maximum tops to 500. Mean storm motion vector
24020.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW0
WW 590 SEVERE TSTM DE MD NJ PA CW 022005Z - 030100Z
AXIS..60 STATUTE MILES NORTH AND SOUTH OF LINE..
40WSW DOV/DOVER DE/ - 20NNE NEL/LAKEHURST NJ/
..AVIATION COORDS.. 50NM N/S /41E DCA - 27SW JFK/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..55 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24020.
LAT...LON 39777616 41187418 39437418 38047616
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.
Watch 590 Status Report Messages:
STATUS REPORT #2 ON WW 590
VALID 022305Z - 030040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 NE BWI TO
10 SW PHL TO 15 WNW NEL TO 15 S EWR TO 30 SW POU.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1799
..LYONS..08/02/24
ATTN...WFO...PHI...LWX...
&&
STATUS REPORT FOR WS 590
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-030040-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
MDC011-029-035-041-030040-
MD
. MARYLAND COUNTIES INCLUDED ARE
CAROLINE KENT QUEEN ANNE'S
TALBOT
$$
NJC001-005-007-009-011-015-025-029-033-030040-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND GLOUCESTER
MONMOUTH OCEAN SALEM
$$
ANZ430-431-030040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
$$
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.
$$
STATUS REPORT #1 ON WW 590
VALID 022150Z - 022240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 W ILG TO
10 NNW ILG TO 10 W TTN TO 20 NNE TTN TO 30 NW EWR.
..LYONS..08/02/24
ATTN...WFO...PHI...LWX...
&&
STATUS REPORT FOR WS 590
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
DEC001-003-005-022240-
DE
. DELAWARE COUNTIES INCLUDED ARE
KENT NEW CASTLE SUSSEX
$$
MDC003-005-011-015-025-029-035-041-510-022240-
MD
. MARYLAND COUNTIES INCLUDED ARE
ANNE ARUNDEL BALTIMORE CAROLINE
CECIL HARFORD KENT
QUEEN ANNE'S TALBOT
MARYLAND INDEPENDENT CITIES INCLUDED ARE
BALTIMORE CITY
$$
NJC001-005-007-009-011-015-021-023-025-029-033-035-022240-
NJ
. NEW JERSEY COUNTIES INCLUDED ARE
ATLANTIC BURLINGTON CAMDEN
CAPE MAY CUMBERLAND GLOUCESTER
MERCER MIDDLESEX MONMOUTH
OCEAN SALEM SOMERSET
$$
PAC045-101-022240-
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
DELAWARE PHILADELPHIA
$$
ANZ430-431-530-531-532-538-539-540-541-022240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR
CHESTER RIVER TO QUEENSTOWN MD
EASTERN BAY
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER
$$
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
|
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 (30%)
|
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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