WATCHES: Severe Thunderstorm Watch Number 700

WWUS20 KWNS 202343
SEL0
SPC WW 202343
NMZ000-TXZ000-210600-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 700
NWS STORM PREDICTION CENTER NORMAN OK
545 PM MDT WED OCT 20 2010

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

SOUTH CENTRAL NEW MEXICO
FAR WEST TEXAS

EFFECTIVE THIS WEDNESDAY AFTERNOON FROM 545 PM UNTIL MIDNIGHT MDT.

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 60
STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES NORTHWEST OF
RUIDOSO NEW MEXICO TO 85 MILES SOUTH SOUTHEAST OF EL PASO TEXAS.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU0).

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...BROKEN BAND OF SEVERE STORMS...SOME WITH SUPERCELL
CHARACTERISTICS...WILL LIKELY PERSIST FOR SEVERAL MORE HOURS IN
RESPONSE TO THE APPROACH OF AN EMBEDDED SPEED MAX OVER NRN
MEXICO...AND AN INFLUX OF LOW-LEVEL MOISTURE UP THE RIO GRANDE AND
PECOS VALLEYS. THE STRONGER STORMS WILL BE CAPABLE OF PRODUCING
LARGE HAIL AND DAMAGING GUSTS THROUGH THE EARLY OVERNIGHT HOURS.

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 500. MEAN STORM
MOTION VECTOR 20025.

...THOMPSON

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