Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
SEL9
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 509
NWS STORM PREDICTION CENTER NORMAN OK
1045 AM EDT MON JUN 19 2006
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
CENTRAL AND EASTERN NEW YORK
NORTHEAST PENNSYLVANIA
MUCH OF VERMONT
EFFECTIVE THIS MONDAY MORNING AND EVENING FROM 1045 AM UNTIL 600
PM EDT.
HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 95
STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES SOUTH OF
BINGHAMTON NEW YORK TO 35 MILES NORTH OF BURLINGTON VERMONT. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU9).
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.
DISCUSSION...THUNDERSTORMS WILL INCREASE IN NUMBER AND INTENSITY
FROM W TO E ACROSS THE WATCH AREA. AIR MASS IS BECOMING STRONGLY
UNSTABLE AND WITH APPROACH OF MID LEVEL S/WV TROUGH ACCOMPANIED BY
40-50KT OF DEEP LAYER SHEAR...WIND DAMAGE IN PARTICULAR WILL BECOME
INCREASINGLY LIKELY WITH LINE SEGMENTS/BOWS THAT DEVELOP.
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 24035.
...HALES
Note:
The parallelogram is only an approximation to the watch,
the actual watch is defined by the outlines of the counties contained in it.
SEL9
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 509
NWS STORM PREDICTION CENTER NORMAN OK
1045 AM EDT MON JUN 19 2006
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
CENTRAL AND EASTERN NEW YORK
NORTHEAST PENNSYLVANIA
MUCH OF VERMONT
EFFECTIVE THIS MONDAY MORNING AND EVENING FROM 1045 AM UNTIL 600
PM EDT.
HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 95
STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES SOUTH OF
BINGHAMTON NEW YORK TO 35 MILES NORTH OF BURLINGTON VERMONT. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU9).
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.
DISCUSSION...THUNDERSTORMS WILL INCREASE IN NUMBER AND INTENSITY
FROM W TO E ACROSS THE WATCH AREA. AIR MASS IS BECOMING STRONGLY
UNSTABLE AND WITH APPROACH OF MID LEVEL S/WV TROUGH ACCOMPANIED BY
40-50KT OF DEEP LAYER SHEAR...WIND DAMAGE IN PARTICULAR WILL BECOME
INCREASINGLY LIKELY WITH LINE SEGMENTS/BOWS THAT DEVELOP.
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 24035.
...HALES
Note:
The parallelogram is only an approximation to the watch,
the actual watch is defined by the outlines of the counties contained in it.
WOUS64 KWNS 191440
WOU9
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 509
NWS STORM PREDICTION CENTER NORMAN OK
1045 AM EDT MON JUN 19 2006
SEVERE THUNDERSTORM WATCH 509 IS IN EFFECT UNTIL 600 PM EDT
FOR THE FOLLOWING LOCATIONS
NYC001-007-011-015-017-019-021-023-025-027-031-033-035-039-041-
043-045-049-053-057-065-067-075-077-083-089-091-093-095-097-099-
105-107-109-111-113-115-117-192200-
/O.NEW.KWNS.SV.A.0509.060619T1445Z-060619T2200Z/
NY
. NEW YORK COUNTIES INCLUDED ARE
ALBANY BROOME CAYUGA
CHEMUNG CHENANGO CLINTON
COLUMBIA CORTLAND DELAWARE
DUTCHESS ESSEX FRANKLIN
FULTON GREENE HAMILTON
HERKIMER JEFFERSON LEWIS
MADISON MONTGOMERY ONEIDA
ONONDAGA OSWEGO OTSEGO
RENSSELAER SARATOGA SCHENECTADY
SCHOHARIE SCHUYLER SENECA
ST. LAWRENCE SULLIVAN TIOGA
TOMPKINS ULSTER WARREN
WASHINGTON WAYNE
PAC015-069-079-103-115-127-131-192200-
/O.NEW.KWNS.SV.A.0509.060619T1445Z-060619T2200Z/
PA
. PENNSYLVANIA COUNTIES INCLUDED ARE
BRADFORD LACKAWANNA LUZERNE
PIKE SUSQUEHANNA WAYNE
WYOMING
VTC001-003-005-007-009-011-013-015-017-019-021-023-027-192200-
/O.NEW.KWNS.SV.A.0509.060619T1445Z-060619T2200Z/
VT
. VERMONT COUNTIES INCLUDED ARE
ADDISON BENNINGTON CALEDONIA
CHITTENDEN ESSEX FRANKLIN
GRAND ISLE LAMOILLE ORANGE
ORLEANS RUTLAND WASHINGTON
WINDSOR
SLZ024-192200-
/O.NEW.KWNS.SV.A.0509.060619T1445Z-060619T2200Z/
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
ST. LAWRENCE RIVER FROM OGDENSBURG TO ST. REGIS NY
ATTN...WFO...ALY...BUF...BTV...BGM...
Aviation Watch (SAW) for WW509
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is defined by the list of counties (WOU) above.
SAW9
WW 509 SEVERE TSTM NY PA VT 191445Z - 192200Z
AXIS..95 STATUTE MILES EAST AND WEST OF LINE..
55S BGM/BINGHAMTON NY/ - 35N BTV/BURLINGTON VT/
..AVIATION COORDS.. 80NM E/W /49SW HNK - 23NE PLB/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24035.
LAT...LON 41387780 44957508 44957120 41387415
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU9.
weather.gov 
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