[LeArc] Forecast Discussion : MLI@ 1/30/03 4:04:43 PM

[learc@mailman.qth.net]

The following weather message is provided by McDonough County E.S.D.A.


FXUS63 KDVN 302209
AFDMLI

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
405 PM CST THU JAN 30 2003

.OVERVIEW...VERY ABBREVIATED DUE TO SOFTWARE UPGRADE.  STRONG SHORT
WAVE DIVING SE FROM PACIFIC NORTHWEST WILL PASS LATER TONIGHT.
ADJUSTED LOW LEVEL THERMAL FIELDS SUPPORT MAINLY SNOW WITH SOME SLEET
NORTH OF INTERSTATE 80 AND MIXTURE OF SNOW AND SLEET WITH SOME
FREEZING RAIN TO MISSOURI BORDER.  RATIOS OF 1:8 TO 1:10 SUGGEST
2-4" WITH LOCALLY 5 NORTH AND 1 TO 3 SOUTH WITH MINOR ICE
ACCUMULATIONS UP TO 1/8 INCH POSSIBLE.  WILL GO WITH WINTER WEATHER
ADVISORY 9 PM TIL 9 AM FRIDAY ALL BUT SOUTH ROW COUNTIES.  FLURRIES
AND DRIZZLE FAR SOUTH TIL LATE MORNING OR POSSIBLY LATER.

NEXT SYSTEM COMING FROM SW LATE SUNDAY AND MAINLY MONDAY.  UKMET AND
ECMWF MOST CONSISTENT AND OMINOUS.  WENT WITH GOOD WAA AHEAD OF
SYSTEM BE OPEN ALL INDICATIONS OF MODERATE TO HEAVY PRECIPITATION
WITH SOME ACCUMULATING SNOW...MAINLY NW 1/2.  THEN COLD REST OF WEEK
WITH CHANCE OF SNOW MID WEEK. ALL MODELS SUPPORT IT TO BE A
SIGNIFICANT SYSTEM. WILL UPDATE HWO FOR TONIGHT AND ALSO EARLY WEEK
SYSTEM.

.DVN...
IA...WINTER WEATHER ADVISORY 9 PM TIL 9 AM FRIDAY.
IL...WINTER WEATHER ADVISORY 9 PM TIL 9 AM FRIDAY...ALL EXCEPT
HANCOCK AND MCDONOUGH COUNTIES.
MO...NONE.

NICHOLS