[LeArc] HWODVN@ 10/27/02 4:51:49 AM

[learc@mailman.qth.net]

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


FLUS43 KDVN 271100
HWODVN
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-281100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
500 AM CST SUN OCT 27 2002

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF IOWA...ILLINOIS...
AND MISSOURI.

.DAY ONE...

A WEAK UPPER LEVEL DISTURBANCE WILL MOVE ACROSS THE REGION LATE THIS
AFTERNOON AND TONIGHT BRINGING LIGHT RAIN THE AREA. AS TEMPERATURES
FALL TONIGHT...THE RAIN IS FORECAST TO CHANGE TO A RAIN SNOW MIX
ALONG THE HIGHWAY 20 CORRIDOR...WITH LIGHT RAIN CONTINUING ALONG
AND SOUTH OF HIGHWAY 30. THERE IS THE POSSIBILITY THAT A COMPLETE
CHANGEOVER TO ALL SNOW MAY OCCUR ALONG THE HIGHWAY 20 CORRIDOR
BEFORE SUNRISE. IF THIS OCCURS...A DUSTING OF ACCUMULATION IS
POSSIBLE ON GRASSY SURFACES AND HIGHWAY BRIDGES AND OVERPASSES.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY TODAY OR TONIGHT.


.DAYS TWO THROUGH SEVEN...

...WINTER STORM LIKELY MIDWEEK...

MONDAY MORNING THE UPPER LEVEL DISTURBANCE WILL EXIT THE AREA
CAUSING ANY LINGERING SPRINKLES OR FLURRIES TO END BY MID MORNING.
MONDAY NIGHT INTO TUESDAY A SECOND UPPER LEVEL DISTURBANCE IS
FORECAST TO MOVE THROUGH THE AREA.  WARM AIR PULLED NORTH AHEAD OF
THIS SYSTEM WILL KEEP THE PRECIPITATION THREAT AS ALL RAIN.

ATTENTION THEN SHIFTS TO ENERGY DIVING SOUTH THROUGH THE NORTHERN
ROCKIES AND PLAINS. THIS ENERGY IS EXPECTED TO PHASE WITH A COLD
CANADIAN AIRMASS AT THE SURFACE...TO DEVELOP A WINTER STORM OVER THE
MIDWEST ON WEDNESDAY. ALTHOUGH THERE STILL REMAINS SOME UNCERTAINTY
ON THE EXACT TRACK AND INTENSITY...IT IS LIKELY TO BE A SIGNIFICANT
STORM BRINGING SOME ACCUMULATING SNOW...STRONG WINDS...BLOWING SNOW
AND VERY COLD TEMPERATURES...WITH NEAR RECORD COLD POSSIBLE BY FRIDAY
AND SATURDAY. AT THIS TIME...IT APPEARS THE AREA AT GREATEST RISK FOR
EXPERIENCING WINTER STORM CONDITIONS WEDNESDAY INTO THURSDAY IS
GENERALLY ALONG AND NORTH OF HIGHWAY 34. FORECASTERS SHOULD HAVE A
MUCH BETTER IDEA ON THE TRACK AND INTENSITY OF THE STORM IN THE NEXT
24 HOURS. IT IS POSSIBLE THAT A WINTER STORM WATCH MAY BE NEEDED
MONDAY OR EARLY TUESDAY.

YOU ARE ENCOURAGED TO STAY TUNED TO LATER FORECASTS AND OUTLOOKS
REGARDING THIS LIKELY WINTER STORM FOR MIDWEEK.

$$