[LeArc] HWODVN@ 4/3/2003 5:54:42 AM

Thu, 03 Apr 2003 05:54:42 -0600

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

FLUS43 KDVN 031151
HWODVN
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-041100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
551 AM CST THU APR 3 2003

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

.DAY ONE...TODAY AND TONIGHT...
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS EARLY THIS MORNING WILL
PRODUCE LIGHT RAIN FALL AMOUNTS WEST OF THE MISSISSIPPI RIVER.  THE
SHOWERS AND THUNDERSTORMS SHOULD WEAKEN AS THEY ENTER WESTERN
ILLINOIS.

ISOLATED SEVERE THUNDERSTORMS WILL BE POSSIBLE ALONG AND SOUTH OF
INTERSTATE 80 FROM LATE THIS AFTERNOON THROUGH THIS EVENING. THE
GREATEST SEVERE WEATHER THREATS WILL BE DAMAGING WIND AND LARGE
HAIL. THE THUNDERSTORMS SHOULD DEVELOP WEST OF AN IOWA CITY...
MEMPHIS MISSOURI LINE BY 7 PM.  THE STORMS WILL MOVE EAST...REACHING
THE MISSISSIPPI RIVER AROUND MID EVENING.  THE STORMS WILL MOVE OUT
OF WEST CENTRAL AND NORTHWEST ILLINOIS AROUND MIDNIGHT.

A STRONG WARM FRONT EXTENDING FROM A LOW IN EASTERN NEBRASKA INTO
SOUTHEAST IOWA AND NORTHERN ILLINOIS...WILL LIFT NORTH TO THE
HIGHWAY 30 CORRIDOR BY LATE THIS AFTERNOON. THE AIRMASS SOUTH OF THE
FRONT WILL BECOME MODERATELY UNSTABLE THIS AFTERNOON AS TEMPERATURES
CLIMB INTO THE 70S AND DEWPOINTS APPROACH 60. A LOW PRESSURE
SYSTEM MOVING EAST ALONG THE FRONT LATE THIS AFTERNOON AND TONIGHT
WILL TRIGGER THE THUNDERSTORM DEVELOPMENT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...

RAIN AND A FEW THUNDERSTORMS WILL BE POSSIBLE FRIDAY AS ANOTHER LOW
PRESSURE SYSTEM MOVES THROUGH CENTRAL MISSOURI AND CENTRAL ILLINOIS.
IF THUNDERSTORMS OCCUR THEY WILL BE LIMITED TO NORTHEAST MISSOURI...
SOUTHEAST IOWA AND WEST CENTRAL ILLINOIS...AND SHOULD STAY BELOW
SEVERE LIMITS.

A SIGNIFICANT EARLY SPRING STORM SYSTEM IS EXPECTED TO IMPACT THE
REGION SUNDAY INTO MONDAY.  A COLD CANADIAN AIRMASS WILL BE IN
PLACE OVER THE MID MISSISSIPPI VALLEY AS A LOW PRESSURE SYSTEM MOVES
OUT OF THE SOUTHERN PLAINS INTO THE OHIO VALLEY.  TEMPERATURES WILL
BE COLD ENOUGH TO SUPPORT SOME SNOWFALL NORTH OF THE LOW TRACK OVER
PARTS OF EASTERN IOWA AND NORTHERN ILLINOIS.   AT THIS TIME IT
APPEARS THAT SOME SNOW ACCUMULATION IS POSSIBLE BY MONDAY MORNING.
HOWEVER...IT IS TOO SOON TO ESTIMATE THE AMOUNT OF SNOW. IF YOU ARE
PLANNING TO TRAVEL IN THE MIDWEST OVER THE WEEKEND OR EARLY
NEXT WEEK...YOU SHOULD PAY CLOSE ATTENTION TO LATER FORECASTS AND
STATEMENTS CONCERNING THIS STORM SYSTEM.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY LATE THIS AFTERNOON AND THIS
EVENING.

&&

UPCOMING SPOTTER TRAINING CLASSES:
April 3, 2003:  Training - Wapello, IA - 630 pm

On Thursday, March 3rd, at 630 pm, severe weather and tornado
spotter training will be conducted in Wapello, Iowa (Louisa County)
at the Briggs Civic Center which is located at 317 N. Water. This is
a  free 2 hour class. For additional information, contact Louisa
County Emergency Manager - Tom Colthurst at (319) 658-3851, or
e-mail Tom at [email protected]. Media - please promote and
advertise these free classes as much as possible. Thank you.

April 7, 2003:  Morrison, IL, 630 pm

On Monday, April 7th, at 6:30 pm, severe weather and tornado spotter
training will be conducted in Morrison, Illinois (Whiteside County)
in the City Library. This is a free 2 hour class. For additional
information, contact Whiteside County ESDA Coordinator, Jim at (815)
772-5215 or e-mail at [email protected]. Media - please promote and
advertise this free class as much as possible.

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

$$

DLF