[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 041921
SWOMCD
SPC MCD 041921 
ORZ000-WAZ000-042115-

MESOSCALE DISCUSSION 1882
NWS STORM PREDICTION CENTER NORMAN OK
0221 PM CDT WED AUG 04 2004

AREAS AFFECTED...CENTRAL/NERN ORE AND SERN WA

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 041921Z - 042115Z

ISOLATED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON INTO THIS EVENING
ACROSS CENTRAL/NERN ORE AND SERN WA. A SEVERE THUNDERSTORM WATCH
WILL BE ISSUED SHORTLY FOR THREAT OF LARGE HAIL AND LOCALIZED
DAMAGING WINDS. 

AT 19Z...WV IMAGERY INDICATES SHORTWAVE TROUGH ROTATING NEWD TOWARD
THE SWRN ORE COAST IN ADVANCE OF BROADER TROUGH IN THE NERN PACIFIC.
THIS FEATURE WILL MOVE INTO CENTRAL ORE THROUGH THIS EVENING AND MAY
AID LARGE-SCALE UVV. TOWERING CU CONTINUE TO INCREASE ALONG THE
CASCADES AND POINTS EWD ACROSS CENTRAL AND NERN ORE. SURFACE
DEWPOINTS ACROSS THE DISCUSSION AREA ARE GENERALLY IN THE LOW
50S...AND CONTINUED HEATING WILL CONTRIBUTE TO MUCAPE VALUES BETWEEN
1000-2000 J/KG DURING THE PEAK HEATING PERIOD. COOL 500MB
TEMPERATURES /-13C/ AND STEEP MID-LEVEL LAPSE RATES / 8-8.5 C/KM /
WILL CONTRIBUTE TO A THREAT OF LARGE HAIL WITH STORMS THAT CAN
DEVELOP...PARTICULARLY WITH LONGER-LIVED/STRONGER CELLS. SFC-6KM
SHEAR AROUND 35 KT WILL BE FAVORABLE FOR ORGANIZED ACTIVITY WITH
POTENTIAL FOR LARGE HAIL AND ISOLATED DAMAGING WINDS.

..BANACOS.. 08/04/2004

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

ATTN...WFO...BOI...OTX...PDT...MFR...PQR...

43052205 45312162 45542140 46152046 46451958 46521909
46511861 46441776 45811742 45471740 44691754 43781902
42881986 42512023 42622168 

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