

715 

WWUS20 KWNS 090807

SEL7

SPC WW 090807

NMZ000-OKZ000-TXZ000-091600-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 147

NWS STORM PREDICTION CENTER NORMAN OK

305 AM CDT SAT MAY 9 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  EASTERN NEW MEXICO

  PANHANDLE OF OKLAHOMA

  WEST TEXAS ...TEXAS SOUTH PLAINS...AND TEXAS PANHANDLE



* EFFECTIVE THIS SATURDAY MORNING FROM 305 AM UNTIL 1100 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A TORNADO OR TWO POSSIBLE



SUMMARY...SEVERE-STORM THREAT WILL INCREASE THROUGH MIDMORNING

ACROSS THIS AREA AS STORMS DEVELOP.  ACTIVITY SHOULD EXPAND

NORTHWARD AND SOUTHWARD AS IT TRANSLATES NORTHEASTWARD...RESULTING

IN NET FAN-SHAPED EXPANSION OF THREAT OVER WATCH AREA THIS MORNING.

LARGE HAIL AND ISOLATED DAMAGING WINDS ARE THE MAIN CONCERNS.  SEE

SPC MESOSCALE DISCUSSION 559 FOR NEAR-TERM METEOROLOGICAL DETAILS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 95

STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES WEST OF BIG

SPRING TEXAS TO 20 MILES NORTHWEST OF GUYMON OKLAHOMA.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU7).



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 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 23035.





...EDWARDS



093 

WWUS20 KWNS 090807

SEL7

SPC WW 090807

NMZ000-OKZ000-TXZ000-091600-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 147

NWS STORM PREDICTION CENTER NORMAN OK

305 AM CDT SAT MAY 9 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  EASTERN NEW MEXICO

  PANHANDLE OF OKLAHOMA

  WEST TEXAS ...TEXAS SOUTH PLAINS...AND TEXAS PANHANDLE



* EFFECTIVE THIS SATURDAY MORNING FROM 305 AM UNTIL 1100 AM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2

    INCHES IN DIAMETER POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A TORNADO OR TWO POSSIBLE



SUMMARY...SEVERE-STORM THREAT WILL INCREASE THROUGH MIDMORNING

ACROSS THIS AREA AS STORMS DEVELOP.  ACTIVITY SHOULD EXPAND

NORTHWARD AND SOUTHWARD AS IT TRANSLATES NORTHEASTWARD...RESULTING

IN NET FAN-SHAPED EXPANSION OF THREAT OVER WATCH AREA THIS MORNING.

LARGE HAIL AND ISOLATED DAMAGING WINDS ARE THE MAIN CONCERNS.  SEE

SPC MESOSCALE DISCUSSION 559 FOR NEAR-TERM METEOROLOGICAL DETAILS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 95

STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES WEST OF BIG

SPRING TEXAS TO 20 MILES NORTHWEST OF GUYMON OKLAHOMA.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU7).



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 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 23035.





...EDWARDS

