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Mesoscale Discussion 416
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   MESOSCALE DISCUSSION 0416
   NWS STORM PREDICTION CENTER NORMAN OK
   1006 AM CDT SUN APR 27 2014

   AREAS AFFECTED...ERN OK

   CONCERNING...SEVERE THUNDERSTORM WATCH 92...

   VALID 271506Z - 271630Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 92
   CONTINUES.

   SUMMARY...THREAT FOR MAINLY ISOLATED DAMAGING WIND AND LARGE HAIL
   WILL PERSIST THROUGH THE MORNING ACROSS ERN OK.

   DISCUSSION...THIS MORNING A COUPLE OF BROKEN BANDS OF STORMS
   CONTINUE ACROSS ERN OK MOVING EAST AT 20-25 KT. THIS ACTIVITY
   DEVELOPED ALONG WHAT APPEARS TO BE AN EWD PROPAGATING GRAVITY WAVE
   AS WELL AS ALONG THE PACIFIC FRONT. PORTIONS OF THE WESTERN MOST
   LINE HAVE DEVELOPED A COLD POOL...WHILE MUCH OF THE ACTIVITY WITHIN
   THE LEADING LINE MOVING INTO SERN OK IS STILL ELEVATED. STORMS ARE
   MOVING THROUGH AXIS OF MODERATE INSTABILITY /1500-2000 J/KG
   MLCAPE/...BUT WIDESPREAD STRATUS AND ANVIL DEBRIS CONTINUES TO LIMIT
   BOUNDARY LAYER DESTABILIZATION AND OVERALL STORM INTENSITIES.
   NEVERTHELESS...SUFFICIENT CAPE IS PRESENT ABOVE THE SURFACE IN THE
   PRESENCE OF STRONG EFFECTIVE SHEAR TO SUPPORT A THREAT FOR ISOLATED
   DAMAGING WIND AND LARGE HAIL NEXT FEW HOURS.

   ..DIAL.. 04/27/2014


   ATTN...WFO...TSA...OUN...

   LAT...LON   34139672 35869646 36719605 36819519 36309478 34849487
               34129525 33839616 34139672 

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Page last modified: April 27, 2014
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