SEL8
SPC WW 210008
OKZ000-TXZ000-210400-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 588
NWS STORM PREDICTION CENTER NORMAN OK
710 PM CDT FRI JUN 20 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
OKLAHOMA PANHANDLE
NORTHERN TEXAS PANHANDLE
EFFECTIVE THIS FRIDAY EVENING FROM 710 PM UNTIL 1100 PM CDT.
HAIL TO 2.5 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 60
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES NORTHWEST
OF DALHART TEXAS TO 80 MILES SOUTHEAST OF LIBERAL KANSAS. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU8).
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 584...WW 585...WW 587...
DISCUSSION...CLUSTER OF SEVERE THUNDERSTORMS APPROACHING GUYMON OK
WILL TRACK SOUTHEASTWARD INTO THE TX PANHANDLE THROUGH THE EVENING.
SUPERCELLS CAPABLE OF LARGE HAIL ARE EXPECTED. FARTHER
WEST...SCATTERED THUNDERSTORMS DEVELOPING OVER NORTHEAST
NM/SOUTHEAST CO MAY SPREAD INTO REGION DURING THE EVENING WITH A
RISK OF ISOLATED HAIL AND GUSTY/DAMAGING WINDS.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM
MOTION VECTOR 32035.
...HART
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