[LeArc] HWODVN@ 4/18/2003 5:42:27 AM

Fri, 18 Apr 2003 05:42:27 -0500

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

FLUS43 KDVN 181039
HWODVN
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-191000-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
539 AM CDT FRI APR 18 2003

...SLIGHT RISK OF SEVERE THUNDERSTORMS TONIGHT THROUGH SATURDAY
OVER MOST OF THE AREA...

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

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS WILL DEVELOP THIS EVENING AS A WARM FRONT PUSHES NORTH
ACROSS THE OUTLOOK AREA. SOME STORMS MAY BECOME SEVERE...WITH LARGE
HAIL AND DAMAGING WIND THE MAIN THREAT. THE AREA OF GREATEST RISK
WILL BE OVER SOUTHEAST IOWA BETWEEN 7 PM AND MIDNIGHT. THE MAIN
SEVERE WEATHER THREAT WILL THEN SHIFT NORTHEAST WITH THE FRONT TO
FAVOR AN AREA NORTH OF A LINE FROM CEDAR RAPIDS IOWA TO PRINCETON
ILLINOIS AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SEVERE THUNDERSTORMS WILL AGAIN BE POSSIBLE SATURDAY AFTERNOON AS A
A LOW PRESSURE SYSTEM MOVING ACROSS MINNESOTA AND WISCONSIN
PUSHES A FRONTAL BOUNDARY INTO EASTERN IOWA. THUNDERSTORMS ARE
EXPECTED TO DEVELOP BY MID AFTERNOON AHEAD OF THIS FRONT...WITH SOME
POSSIBLY BECOMING SEVERE. RIGHT NOW...IT APPEARS THE AREA OF GREATEST
RISK WILL BE NORTH OF INTERSTATE 80 IN EASTERN IOWA AND ACROSS FAR
NORTHWEST ILLINOIS...WHERE BOTH INSTABILITY AND WIND SHEAR WILL
BE GREATEST. THE STRONGEST STORMS MAY BE CAPABLE OF PRODUCING LARGE
HAIL AND DAMAGING WINDS...WITH AN ISOLATED TORNADO POSSIBLE.

THUNDERSTORMS WILL CONTINUE SATURDAY NIGHT INTO SUNDAY AS
ANOTHER AREA OF LOW PRESSURE MOVES NORTHEAST ACROSS THE AREA.
RAIN MAY BE HEAVY AT TIMES...ESPECIALLY SATURDAY NIGHT. RAINFALL
TOTALS AS HIGH AS 1 TO 2 INCHES MAY CAUSE SOME BRIEF PONDING OF WATER
IN LOW LYING AREAS...BUT THE RISK OF FLASH FLOODING IS LOW.

.SPOTTER INFORMATION STATEMENT...

STORM SPOTTER ACTIVATION MAY BE NEEDED TONIGHT AND SATURDAY.

&&

UPCOMING SPOTTER TRAINING CLASSES:

April 23, 2003:  Training - Salem, IA - 7 pm

Severe weather and tornado spotter training will be conducted in
Salem, Iowa (Henry County) at the fire station at 7 pm.  This is a
free 2 hour class. For additional information, contact Ed Farley at
[email protected]

April 28, 2003:  Training - Keosauqua, IA - 7 pm

Severe weather and tornado spotter training will be conducted in
Keosauqua, Iowa (Van Buren County) at the Roberts Center at 7 pm.
This is a free 2 hour class. For additional information, contact Don
Pool at [email protected]

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

$$

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