[MCD] SWOMCD

[Mesoscale Convective Discussions]

ACUS11 KWNS 250117
SWOMCD
SPC MCD 250117 
MIZ000-250515-

MESOSCALE DISCUSSION 0167
NWS STORM PREDICTION CENTER NORMAN OK
0717 PM CST FRI FEB 24 2006

AREAS AFFECTED...NRN LOWER MI

CONCERNING...HEAVY SNOW 

VALID 250117Z - 250515Z

A BAND OF HEAVY SNOW WITH RATES AT OR ABOVE 1 INCH PER HOUR WILL
CONTINUE TO AFFECT NRN PORTIONS OF THE LOWER PENINSULA OF MI THROUGH
04 UTC. SNOWFALL RATES SHOULD GRADUALLY DIMINISH THEREAFTER AS
FORCING WEAKENS AND SHIFTS NEWD OVER LAKE HURON AND SRN ONTARIO.

AT 0030 UTC...RADAR LOOPS CONTINUED TO SHOW A WELL DEVELOPED 30 TO
40 MILE WIDE BAND OF MODERATE TO HEAVY SNOW EXTENDING FROM ABOUT
CHARLEVOIX COUNTY EWD TO ABOUT OGEMAW COUNTY IN NRN LOWER MI.
LOWER/MID TROPOSPHERIC FRONTOGENETICAL FORCING IN REGION OF DEEP
SATURATION WITH FAVORABLE DENDRITIC GROWTH CONDITIONS SUGGESTS THAT
HEAVY SNOW BAND WILL PERSIST OVER NRN LOWER MI THROUGH 04 UTC.
LATEST RUC PREDICTION THEN GRADUALLY SHIFTS FRONTOGENETICAL
FORCING/STRONG ASCENT INTO SRN ONTARIO THEREAFTER. ONGOING SNOW
RATES AT OR ABOVE 1 INCH PER HOUR WILL CONTINUE THROUGH 04 UTC AND
THEN DIMINISH FROM SOUTH TO NORTH BETWEEN 04 AND 06 UTC.

..BRIGHT.. 02/25/2006

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

ATTN...WFO...DTX...APX...

45578520 45418430 44958336 44418324 43868238 43158244
43568325 44328463 44608572 45018597