[LeArc] Special Weather Statement : MLI@ 8/17/02 4:55:41 AM

[learc@mailman.qth.net]

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


WWUS35 KMLI 171000
SPSMLI
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-009-
015>018-024>026-034-035-MOZ009-010-181000-

SIGNIFICANT WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
500 AM CDT SAT AUG 17 2002

...THUNDERSTORMS TODAY...

A STRONG COLD FRONT WILL MOVE THROUGH THE REGION TODAY BRINGING THE
THREAT OF THUNDERSTORMS. THE SQUALL LINE WILL WEAKEN THIS MORNING...BUT
ISOLATED SEVERE STORMS ARE POSSIBLE WEST OF A LINE FROM MEMPHIS...
TIPTON...CLINTON...AND DUBUQUE. THE PRIMARY THREAT IS DAMAGING WINDS.

THIS AFTERNOON THE COMBINATION OF HEATING AND A LOW LEVEL JET SHOULD
RESULT IN THE SQUALL LINE STRENGTHENING. SEVERE STORMS WOULD AGAIN BE
POSSIBLE THIS AFTERNOON AND EARLY EVENING...EAST OF A MEMPHIS MISSOURI
TO STERLING ILLINOIS LINE. THE PRIMARY THREAT WOULD BE DAMAGING WINDS.

HIGH PRESSURE BUILDING INTO THE REGION TONIGHT AND SUNDAY WILL BRING
QUIET AND PLEASANT WEATHER TO THE AREA.

SUNDAY NIGHT THE LOW LEVEL JET IS FORECAST TO DEVELOP AGAIN AND INTERACT
WITH A WARM FRONT ACROSS NORTHERN MISSOURI. THE LIFT PROVIDED BY THE
FRONT SHOULD ALLOW ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS TO
DEVELOP...MAINLY SOUTH AND WEST OF A LINE FROM MARSHALLTOWN...TO IOWA
CITY...TO MOUNT PLEASANT...TO GALESBURG. LOCALLY HEAVY RAINFALL IS
POSSIBLE. THE RAIN THAT DEVELOPS SUNDAY NIGHT IS EXPECTED TO
OVERSPREAD ALL OF EASTERN IOWA AND NORTHWEST ILLINOIS ON MONDAY...WHILE
CONTINUING ACROSS FAR NORTHEAST MISSOURI.

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON FOR AREAS EAST OF THE
MISSISSIPPI. EMERGENCY MANAGERS SHOULD LISTEN TO LATER FORECASTS
REGARDING THE POTENTIAL FOR SEVERE STORM REDEVELOP THIS AFTERNOON.


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