[MCD] SWOMCD

Mon Nov 28 01:55:00 UTC 2005

ACUS11 KWNS 280152
SWOMCD
SPC MCD 280152 
MNZ000-SDZ000-NDZ000-280615-

MESOSCALE DISCUSSION 2482
NWS STORM PREDICTION CENTER NORMAN OK
0752 PM CST SUN NOV 27 2005

AREAS AFFECTED...ERN SD/SE ND/NW MN

CONCERNING...FREEZING RAIN 

VALID 280152Z - 280615Z

FREEZING RAIN...WITH POTENTIAL FOR 0.05-0.10 HOURLY LIQUID
EQUIVALENTS AND SIGNIFICANT ICE ACCUMULATIONS...WILL CONTINUE INTO
THE OVERNIGHT FROM ERN SD INTO SE ND/NW MN...ROUGHLY CENTERED ALONG
A CORRIDOR FROM HURON SD TO FARGO ND/DETROIT LAKES MN.

LOW/MID LEVEL MOISTURE TRANSPORT INTO MUCH OF MN/ERN DAKOTAS WILL
CONTINUE TONIGHT ON PERIPHERY OF DEEP CNTRL PLAINS CYCLONE. WHERE
THIS MOIST AXIS INTERCEPTS A SUFFICIENTLY COLD BOUNDARY LAYER
ALONG/WEST OF INVERTED TROUGH...FREEZING RAIN HAS PERSISTED ACROSS
MUCH OF ECNTRL/NE SD SINCE THIS AFTERNOON WITH ICE ACCUMULATIONS/
POWER OUTAGES REPORTED. A SIMILAR TREND IS EXPECTED INTO THE
OVERNIGHT...WITH FREEZING RAIN BECOMING MORE PROMINENT ACROSS SE ND
INTO FAR WCNTRL MN/NW MN. IN THIS CORRIDOR...00Z RUC SOUNDINGS
DEPICT A PROLONGED PERIOD OF AN ELEVATED 850 MB WARM/MELTING LAYER
OVERSPREADING THE SHALLOW COLD BOUNDARY LAYER. THIS SCENARIO IS
FURTHER AFFIRMED BY LATEST 21Z SREF PRECIP-TYPE CONSENSUS.

..GUYER.. 11/28/2005

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

...NOTICE...
SPC WINTER WEATHER MESOSCALE DISCUSSIONS WILL BE ISSUED ON A
SCHEDULED BASIS FROM DECEMBER 1 THROUGH FEBRUARY 28...FOUR
TIMES A DAY...BETWEEN 00-01 UTC...06-07 UTC...12-13 UTC...
AND 18-19 UTC FOR SIGNIFICANT SHORT RANGE WINTER WEATHER EVENTS.

ATTN...WFO...DLH...MPX...FGF...FSD...ABR...BIS...

48399503 48099406 46599571 45499615 44919627 44359680
43879737 43819861 44029921 44749920 45689875 46649793 

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