FXUS63 KMKX 240928
AFDMKE

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
328 AM CST MON FEB 24 2003

FCST FOCUS ON END OF LGT SNOW TODAY...THEN EFFECTS OF ARCTIC AIRMASS
SETTLING IN OVER REGION.

LGT SNOW TAPERING OFF FROM WEST TO EAST THIS MORNING...BUT SECOND
BAND OF LGT SNOW ASSOC WITH DIFF CVA WITH VORT MAX SWINGING THRU S
DKTA ATTM IN TANDEM WITH INSTABILITY FM CAA. THIS WILL KEEP CHC OF
SCT LGT SHSN/FLURRIES IN WRN CUTS THRU AT LEAST MID AFTERNOON.

ERN ZONES A BIT TRICKY AS THE WETZEL INGREDIENTS CHARTS DEVELOP A
BULLSEYE OF Q VECTOR CONVERG CENTERED ON 750 MB...AND INSTABILITY IN
THE 850-800MB LYR OVER ERN WI AT 18Z. MIX RATIOS 1G/KG OR LESS...
WITH RH STILL 90 PERCENT OR LESS SO ADDITIONAL ACCUMULATIONS WILL
BE LIMITED. 88-D RETURNS SHOW LAKE BAND JUST OFFSHORE IN
CONVERGENT ZONE WELL DEPICTED BY MESOETA SFC WND FIELD. THO
FCST WINDS TEND TO KEEP THIS BAND OFFSHORE...THE WIND SPEEDS ARE
RELATIVELY LGT UNTIL THIS AFTN WHICH MAY ALLOW BAND TO BRUSH
SHORELINE LOCATIONS. WILL KEEP LGT SNOW GOING INTO ERLY AFTN IN
EAST...TAPERING TO FLURRIES.

CLEARING SKIES THIS EVENING AND DIMINISHING WINDS WILL ALLOW GOOD
RADIATIONAL COOLING CONDITIONS TONIGHT AS HIGH PRESS BUILDS INTO RGN.
ENHANCED BY THE FRESH SNOW COVER TEMPS SHOULD DROP BELOW GUIDANCE
NUMBERS INTO THE 5 TO 10 BELOW RANGE CURRENTLY IN FCST OVER MUCH OF
CWA.

HIGH PRESSURE WILL BRING SUNNY SKIES AND LGT WINDS TUE...BUT SUN
WILL NOT BE ENOUGH TO OFFSET COLD AIR IN PLACE OVER WI. WINDS TURN
TO THE SW AS HIGH DRIFTS PAST...WITH TEMPS MODERATING SOME TUE NGT
INTO WED. PULLED MENTION OF CHC LGT SNOW WED NIGHT AS BOTH 00Z ETA
AND GFS TAKE NEXT LO FARTHER SOUTH THRU GULF STATES.

.MKX...NONE.

$$

REM