SWOMCD
SPC MCD 071644
COZ000-NEZ000-WYZ000-071745-
MESOSCALE DISCUSSION 0971
NWS STORM PREDICTION CENTER NORMAN OK
1144 AM CDT SUN JUN 07 2009
AREAS AFFECTED...NE CO...EXTREME SE WY
CONCERNING...SEVERE POTENTIAL...WATCH LIKELY
VALID 071644Z - 071745Z
THUNDERSTORM DEVELOPMENT IS UNDERWAY ACROSS NE CO/SE WY...AND A WW
MAY BE NEEDED SOON FOR THIS AREA.
MOIST UPSLOPE FLOW OF UPPER 40S TO MID 50S BOUNDARY LAYER DEWPOINTS
AND SURFACE HEATING IN CLOUD BREAKS N OF A SLOW-MOVING FRONT ARE
SUPPORTING LOW-LEVEL DESTABILIZATION AND STORM DEVELOPMENT
IMMEDIATELY E OF THE NE CO FRONT RANGE AND THE LARAMIE RANGE IN SE
WY. CONTINUED SURFACE HEATING AND THE APPROACH OF A MID LEVEL
SHORTWAVE TROUGH FROM CENTRAL CO WILL CONTRIBUTE TO INCREASING
THUNDERSTORM COVERAGE AND SURFACE INSTABILITY/VERTICAL SHEAR FOR
SUPERCELLS CAPABLE OF PRODUCING LARGE HAIL. ISOLATED DAMAGING
WINDS...AND PERHAPS AN ISOLATED TORNADO...WILL ALSO BE POSSIBLE
THROUGH THE AFTERNOON WITH STORMS SPREADING EWD/ENEWD ON THE COOL
SIDE OF THE FRONT.
..THOMPSON.. 06/07/2009
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...BOU...CYS...
LAT...LON 39840292 39400352 39410472 39810553 40520562 41250559
41650509 41640455 41090407 40320317 39840292
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