

000 

WWUS20 KWNS 100020

SEL5

SPC WW 100020

KSZ000-OKZ000-TXZ000-100500-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 375

NWS STORM PREDICTION CENTER NORMAN OK

720 PM CDT SAT JUN 9 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       SOUTHWEST KANSAS

       THE OKLAHOMA PANHANDLE

       THE TEXAS PANHANDLE



EFFECTIVE THIS SATURDAY NIGHT FROM 720 PM UNTIL MIDNIGHT CDT.



HAIL TO 2 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 75

STATUTE MILES EAST AND WEST OF A LINE FROM 25 MILES NORTHWEST OF

DODGE CITY KANSAS TO 50 MILES SOUTHWEST OF AMARILLO TEXAS.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU5).



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 374...



DISCUSSION...SCTD TSTMS/MARGINAL SUPERCELLS EXPECTED TO CONSOLIDATE

OVER NE NM IN THE NEXT FEW HOURS...WITH ADDITIONAL DEVELOPMENT

LIKELY FARTHER E AS MODERATE SLY LLJ STRENGTHENS WITH NIGHTFALL.

LARGE RESERVOIR OF SUBSTANTIAL CAPE /NOT-RECENTLY-OVERTURNED

AIRMASS/ WITH STEEP MID LEVEL LAPSE RATES SUGGESTS LIKELIHOOD FOR

STRONG WIND GUSTS AND HAIL AS EXPECTED MCS MOVES/DEVELOPS ENEWD.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM

MOTION VECTOR 22020.





...CORFIDI

