MESOSCALE DISCUSSION 0033
NWS STORM PREDICTION CENTER NORMAN OK
0746 AM CST SUN JAN 25 2004
AREAS AFFECTED...ECENTRAL MO...CENTRAL/SRN IL AND PORTIONS OF
SRN/CENTRAL IND
CONCERNING...WINTER MIXED PRECIPITATION
VALID 251346Z - 251945Z
A MIX OF FREEZING RAIN...SLEET AND SNOW WILL DEVELOP ENEWD FROM THE
STL METRO AREA/NERN MO INTO CENTRAL IND OVER THE NEXT 3-5 HOURS.
LIQUID EQUIVALENT ACCUMULATIONS BETWEEN 0.05 AND 0.10 IN./HR WILL BE
POSSIBLE ESPECIALLY ALONG A 30-50 MILE WIDE AXIS CENTERED FROM NEAR
STL EWD TO NEAR IND THROUGH 25/18Z.
MID LEVEL FRONTOGENESIS ALONG AN AXIS FROM ECENTRAL MO EWD INTO
CENTRAL IND WILL CONTINUE TO INTENSIFY AS MID LEVEL VORT MAX OVER
NRN AR MOVES NEWD INTO THE MS RIVER VALLEY. MODERATE TO AT TIMES
HEAVY FREEZING RAIN IS ANTICIPATED TO CONTINUE THROUGH 25/16Z OVER
CENTRAL MO. FARTHER EAST...LOW LEVEL ELEVATED WARM LAYER WILL
SUPPORT A MIX OF MODERATE FREEZING RAIN/SLEET GENERALLY ALONG AND
SOUTH OF A 40 W UIN TO IND LINE...WITH MODERATE TO HEAVY SNOW THE
PREDOMINANT PRECIP TYPE NORTH OF THIS LINE THROUGH 25/20Z.
..CROSBIE.. 01/25/2004
ATTN...WFO...ILN...LMK...IND...PAH...ILX...LSX...
39688850 39749093 39239186 37719094 38568642 39218461
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