[MCD] SWOMCD

[Mesoscale Convective Discussions]

ACUS11 KWNS 222114
SWOMCD
SPC MCD 222114 
IDZ000-MTZ000-ORZ000-WAZ000-222315-

MESOSCALE DISCUSSION 0939
NWS STORM PREDICTION CENTER NORMAN OK
0414 PM CDT MON MAY 22 2006

AREAS AFFECTED...EASTERN ORE/EASTERN WA INTO NORTHERN/CENTRAL ID AND
FAR WESTERN MT

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 222114Z - 222315Z

SEVERE THREAT IS LIKELY TO INCREASE ACROSS EASTERN WA/EASTERN ORE
AND NORTHERN/CENTRAL ID INTO FAR WESTERN MT REMAINDER OF THE
AFTERNOON. WILL CONTINUE TO MONITOR DEVELOPMENTAL TRENDS FOR A
POSSIBLE SEVERE THUNDERSTORM WATCH.

AT 2115Z...A SEVERE STORM IS ONGOING ACROSS NORTHERN ID ALONG I-90
EAST OF COEUR D ALENE. A RECENT INCREASE IS ALSO NOTED ROUGHLY NEAR
I-82 IN SOUTH CENTRAL WA PER VOLUMETRIC RADAR. WITH AN OVERALL
UPSWING OF AREAL THUNDERSTORM COVERAGE ANTICIPATED PER INCREASING
FORCING FOR ASCENT...THINNING CIRRUS/BREAKS IN THE CLOUDS WILL
SUPPORT FURTHER HEATING/DESTABILIZATION ACROSS THE REGION. RUC
PROXIMITY SOUNDINGS ARE GENERALLY SUPPORTIVE OF MUCAPES OF 1000-1500
J/KG. SUFFICIENT INSTABILITY/STEEP LAPSE RATES COUPLED WITH 50 KT
MID LEVEL SOUTH-SOUTHWESTLY FLOW WILL BE FAVORABLE FOR SOME
SUPERCELLS/ORGANIZED LINEAR CLUSTERS THROUGH THE AFTERNOON AND EARLY
EVENING.

..GUYER.. 05/22/2006

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

ATTN...WFO...PIH...MSO...BOI...OTX...PDT...

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