[LeArc] HWODVN@ 2/13/03 6:00:15 AM

[learc@mailman.qth.net]

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


FLUS43 KDVN 131209
HWODVN
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-141100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
608 AM CST THU FEB 13 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN IOWA...
NORTHWEST AND WEST CENTRAL ILLINOIS...AND NORTHEAST MISSOURI.

.DAY ONE...TODAY AND TONIGHT...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY...

A LOW PRESSURE SYSTEM WILL ORGANIZE TO THE LEE OF THE ROCKIES
TODAY...AND THEN SWEEP EAST ACROSS SOUTHERN KANSAS THROUGH FRIDAY
MORNING. THIS SYSTEM WILL GENERATE PRECIPITATION OUT AHEAD OF IT...
WHICH WILL SPREAD ACROSS SOUTHEAST IOWA AND NORTHEAST MISSOURI BY
EARLY FRIDAY MORNING. THIS PRECIPITATION WILL BUILD FURTHER NORTH AND
EAST DURING THE DAY FRIDAY.  WARM AIR WILL BE ADVECTED NORTH ABOVE
THE SURFACE...CAUSING THE PRECIPITATION TO BE FORMED AS RAIN.
HOWEVER...SURFACE TEMPERATURES ACROSS FAR NORTHEAST MISSOURI...
SOUTHEAST IOWA...AND WEST CENTRAL ILLINOIS ARE PROJECTED TO REMAIN
BELOW FREEZING UNTIL MID FRIDAY MORNING...CAUSING FREEZING RAIN.

AREAS MOST LIKELY TO BE SUSCEPTIBLE TO ICE ACCUMULATION FRIDAY
MORNING ARE GENERALLY ALONG AND SOUTH OF A WILLIAMSBURG...TO ALEDO
LINE. SOME FREEZING RAIN AND SLEET MAY THEN SPREAD NORTH TO THE
HIGHWAY 30 CORRIDOR FRIDAY AFTERNOON. SURFACE TEMPERATURES SHOULD
CLIMB ABOVE FREEZING IN MOST OF THESE AREAS BY FRIDAY AFTERNOON...
WITH THE PRECIPITATION THEN FALLING AS RAIN AND SLEET. ALONG AND
NORTH OF THE HIGHWAY 30 CORRIDOR...THE PRECIPITATION SHOULD BE MAINLY
SNOW...THOUGH IT MAY BE MIXED WITH RAIN OR SLEET DURING THE
AFTERNOON.

COLD AIR INFILTRATING THE AREA FROM THE NORTH WEST IS EXPECTED TO
SWITCH THE PRECIPITATION TO ALL SNOW STARTING AROUND CEDAR RAPIDS AND
DUBUQUE EARLY IN THE EVENING...TO THE INTERSTATE 80 CORRIDOR BY MID
EVENING...AND THE REMAINDER OF THE AREA BY MIDNIGHT. SNOW
ACCUMULATIONS OF 1 TO 3 INCHES OF SNOW ARE EXPECTED GENERALLY NORTH
OF INTERSTATE 80...AND 1 TO 2 INCHES SOUTH OF THE INTERSTATE.  LATE
FRIDAY NIGHT AND SATURDAY MORNING WINDS WILL INCREASE OUT OF THE
NORTHEAST...SUSTAINING FROM 20 TO 30 MPH.  THESE WINDS MAY CAUSE SOME
BLOWING AND DRIFTING SNOW AND POOR VISIBILITY.

SINCE THE STORM IS STILL IN ITS DEVELOPMENTAL STAGES...AND HAS
ONLY JUST MOVED TO OVER THE WEST COAST...THERE IS STILL SOME
UNCERTAINTY AS TO THE EXACT TRACK OF THE STORM SYSTEM. ANY DEVIATION
IN THE EXPECTED TRACK OF THE STORM WILL ALTER PRECIPITATION AMOUNTS
AND TYPE. STAY TUNED TO LATER STATEMENTS AND FORECASTS CONCERNING
THIS POTENTIAL WINTER WEATHER SITUATION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

&&

MORE INFORMATION MAY BE OBTAINED AT THE FOLLOWING URL:
HTTP://WWW.CRH.NOAA.GOV/DVN (ALL LOWER CASE)

$$

LRE