SWODY3
SPC AC 310728
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0228 AM CDT FRI AUG 31 2007
VALID 021200Z - 031200Z
..NO SVR TSTM AREAS FORECAST...
..NRN PLAINS...
A WAVE TRAIN OF MID-LEVEL IMPULSES EJECTING OUT OF THE NRN PAC
TROUGH WILL CONTINUE TO SKIRT ACROSS THE CANADIAN BORDER THROUGH THE
WEEKEND. PRIMARY IMPULSE THAT WILL MOVE ACROSS THE CANADIAN
PRAIRIES ON SATURDAY WILL CONTINUE INTO ONTARIO ON SUNDAY WITH A
WEAK COLD FRONT SETTLING SEWD INTO THE UPR MS VLY AND CNTRL PLAINS.
TAIL END OF THIS FRONT WILL REMAIN ALONG THE NRN ROCKIES...BUT
REDEVELOP NEWD LATE SUNDAY INTO THE DAKOTAS IN ADVANCE OF THE NEXT
IMPULSE. LOW-LEVEL MOISTURE WILL REMAIN LIMITED ACROSS THE HIGH
PLAINS...MAINTAINING MINIMAL CAPE. HOWEVER...WARM/MOIST ADVECTION
REGIME ARE EXPECTED TO INCREASE N OF THE WARM FRONT SUNDAY NIGHT
ACROSS PORTIONS OF ND WHERE BANDS OF TSTMS ARE EXPECTED TO FORM LATE
AT NIGHT. MARGINALLY SVR HAIL MAY ACCOMPANY THE STRONGER
STORMS...BUT WIDESPREAD SVR STORMS ARE NOT ANTICIPATED.
.RACY.. 08/31/2007
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