Sunday, May 8, 2011

MESO: Mesoscale Discussion 0701

ACUS11 KWNS 082206
SWOMCD
SPC MCD 082206
SDZ000-NEZ000-NDZ000-082300-

MESOSCALE DISCUSSION 0701
NWS STORM PREDICTION CENTER NORMAN OK
0506 PM CDT SUN MAY 08 2011

AREAS AFFECTED...NCNTRL NEB TO SCNTRL ND

CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE

VALID 082206Z - 082300Z

CU FIELD IS GRADUALLY EXPANDING/DEEPENING WITHIN POST DRYLINE
ENVIRONMENT ACROSS THE NEB PANHANDLE. THIS CONVECTION IS INDICATIVE
OF THE VERY STEEP LAPSE RATES IN PLACE ACROSS THE CNTRL HIGH PLAINS
WHERE SFC TEMPERATURES HAVE WARMED INTO THE MID 80S. LATEST
THINKING IS SUSTAINED CONVERGENCE ALONG THE DRYLINE SHOULD PROVE
FAVORABLE FOR ENCOURAGING SUSTAINED DEEP UPDRAFTS/TSTMS BY 00Z-02Z.
GIVEN THE VERY UNSTABLE AIRMASS IN PLACE ANY STORMS THAT DEVELOP
WILL LIKELY PRODUCE VERY LARGE HAIL...IN ADDITION TO ISOLATED
TORNADOES WITH EARLY SUPERCELL ACTIVITY.

..DARROW.. 05/08/2011

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...FSD...ABR...BIS...LBF...UNR...

LAT...LON 42480138 44470211 46600135 46039925 42279897 42480138

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