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Mesoscale Discussion 966 |
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MESOSCALE DISCUSSION 0966
NWS STORM PREDICTION CENTER NORMAN OK
0802 PM CDT WED JUN 11 2014
AREAS AFFECTED...W-CNTRL TX
CONCERNING...SEVERE THUNDERSTORM WATCH 283...
VALID 120102Z - 120200Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 283
CONTINUES.
SUMMARY...A LARGE HAIL/SEVERE WIND GUST THREAT WILL PROBABLY
CONTINUE FOR AT LEAST THE NEXT HOUR OR TWO BEFORE THE STORMS
GRADUALLY WEAKEN.
DISCUSSION...AN ISOLATED CLUSTER OF STRONG TO SEVERE THUNDERSTORMS
EXTENDING FROM STERLING COUNTY NEWD INTO JONES COUNTY IN W-CNTRL TX
HAS EXHIBITED NOTABLE HAIL CORES PER WDSS-II RADAR IMAGERY DURING
THE PAST HOUR. THE STORM IN JONES COUNTY HAS TRACKED EWD AND
PRODUCED A HIGH CONFIDENCE HAIL SWATH SIGNATURE OF AT LEAST 2 INCHES
IN DIAMETER OR GREATER. INTENSE UPDRAFTS WITHIN THIS STORM CLUSTER
WILL POTENTIALLY CONTINUE TO MAINTAIN STORM ORGANIZATION GIVEN THE
VERY STEEP LAPSE RATES ON 00Z AREA RAOBS AND SUFFICIENT DEEP LAYER
SHEAR. THE LLJ IS FORECAST TO STRENGTHEN OVER W AND NWRN TX DURING
THE EARLY EVENING HOURS AND MAY AID IN STORM LONGEVITY CONTINGENT
UPON STORMS INGESTING MOIST/UNADULTERATED INFLOW PREFERABLY AWAY
FROM CONVECTIVE OUTFLOW.
..SMITH.. 06/12/2014
ATTN...WFO...SJT...LUB...MAF...
LAT...LON 31380100 33140018 33259950 32849928 31290010 31170056
31380100
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