[LeArc] Special Weather Statement : MLI@ 9/2/02 5:36:43 AM

[learc@mailman.qth.net]

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


WWUS35 KMLI 021043
SPSMLI
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-009-
015>018-024>026-034-035-MOZ009-010-031000-

SIGNIFICANT WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
503 AM CDT MON SEP 2 2002

...SEVERE THUNDERSTORMS POSSIBLE LATE THIS AFTERNOON AND THIS EVENING...

SCATTERED THUNDERSTORMS WILL MOVE EAST THROUGH EAST CENTRAL IOWA AND
NORTHWEST ILLINOIS EARLY THIS MORNING.  THE STRONGEST STORMS WILL STAY
ALONG AND NORTH OF HIGHWAY 30.  THESE STORMS WILL BE CAPABLE OF
PRODUCING LOCALLY HEAVY RAIN AND HAIL AROUND ONE HALF INCH IN DIAMETER.
IT IS POSSIBLE THAT AN ISOLATED STORM COULD STRENGTHEN TO THE POINT THAT
3/4 INCH HAIL IS POSSIBLE. THESE THUNDERSTORMS SHOULD WEAKEN AND THEN
DISSIPATE BY MID MORNING.

LATE THIS AFTERNOON AND THIS EVENING THERE IS A THREAT OF SEVERE
THUNDERSTORMS...ALONG AND NORTH OF HIGHWAY 34.  THE GREATEST THREATS
WILL BE DAMAGING THUNDERSTORM WINDS AND LARGE HAIL.

A VIGOROUS UPPER LEVEL SYSTEM MOVING THROUGH SOUTHERN CANADA...WILL
DRIVE A COLD FRONT SOUTHEAST THROUGH THE MID MISSISSIPPI VALLEY.  THE
FRONT IS EXPECTED TO MOVE THROUGH EASTERN IOWA...NORTHWEST AND WEST
CENTRAL ILLINOIS AND EXTREME NORTHEAST MISSOURI...LATE THIS AFTERNOON
AND THIS EVENING.  AFTER THIS MORNINGS STORMS DISSIPATE...SKIES OVER THE
REGION SHOULD CLEAR OUT ENOUGH TO ALLOW TEMPERATURES TO CLIMB INTO THE
UPPER 80S AND LOWER 90S.  MOISTURE WILL ALSO POOL OVER THE REGION JUST
AHEAD OF THE COLD FRONT.  THE WARM TEMPERATURES AND INCREASING
MOISTURE LEVELS WILL CREATE A MODERATELY UNSTABLE ATMOSPHERE DURING THE
AFTERNOON AND EVENING HOURS.

A LINE OF THUNDERSTORMS IS EXPECTED TO DEVELOP AHEAD OF THE FRONT...AS
THE FRONT ENCOUNTERS THE UNSTABLE AIR OVER EASTERN IOWA. THE
THUNDERSTORMS WILL MOVE EAST...REACHING A FREEPORT...QUAD CITIES...
MEMPHIS MISSOURI LINE BY EARLY THIS EVENING. BY MIDNIGHT THE
THUNDERSTORMS ARE EXPECTED TO MOVE EAST OF A PRINCETON ILLINOIS...MACOMB
LINE.

SPOTTER ACTIVATION MAY BE NECESSARY EARLY THIS MORNING FOR AREAS NORTH
OF HIGHWAY 30.  THIS AFTERNOON AND THIS EVENING...SPOTTER ACTIVATION
MAY BE REQUIRED FOR AREAS NORTH OF HIGHWAY 34.

WWWW