[LeArc] Special Weather Statement : MLI@ 4/27/02 3:27:23 PM

[learc@mailman.qth.net]

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


WWUS35 KMLI 272029
SPSMLI
IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-009-
015>018-024>026-034-035-MOZ009-010-280500-

SIGNIFICANT WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
323 PM CDT SAT APR 27 2002

...DANGEROUS AND POTENTIALLY LIFE THREATENING SITUATION THIS EVENING...

THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS EVENING SOUTH
OF HIGHWAY 30...WITH A SLIGHT RISK OF SEVERE THUNDERSTORMS
NORTH OF HIGHWAY 30.

INTENSIFYING SURFACE LOW PRESSURE OVER SOUTH CENTRAL NEBRASKA EARLY THIS
AFTERNOON...WILL MOVE INTO EASTERN IOWA TONIGHT...PASSING NEAR A LINE
FROM CEDAR RAPIDS IOWA...TO MOUNT CARROLL ILLINOIS.
AS THIS SURFACE LOW TRACKS NORTHEAST IT WILL SWING A WARM FRONT
NORTHWARD INTO SOUTHEAST IOWA AND WEST CENTRAL ILLINOIS...ROUGHLY NEAR
HIGHWAY 34. A POTENT DRY LINE WILL ALSO LIFT NORTHEAST TONIGHT PASSING
GENERALLY SOUTH OF HIGHWAY 30. AS CONDITIONS DEVELOP AS CURRENTLY
SUGGESTED...MODERATELY UNSTABLE AIR AND STRONG WIND SHEAR WILL PRODUCE
AN ENVIRONMENT FAVORABLE FOR A FEW SUPERCELLS WITH A SIGNIFICANT THREAT
OF VERY LARGE HAIL THE SIZE OF GOLFBALLS OR LARGER...DAMAGING WINDS
GREATER THAN 70 MPH...AND POSSIBLY A FEW STRONG TO VIOLENT TORNADOES.

THIS IS A DANGEROUS AND POTENTIALLY LIFE THREATENING SITUATION...
ESPECIALLY FOR LOCATIONS SOUTH OF HIGHWAY 30 BETWEEN 7 PM AND MIDNIGHT.
A TORNADO WATCH HAS ALREADY BEEN ISSUED FOR MUCH OF CENTRAL AND SOUTH
CENTRAL IOWA AND NORTH CENTRAL MISSOURI...THROUGH 8 PM. CURRENT DATA
SUGGESTS A MODERATE TO HIGH POTENTIAL FOR A COUPLE OF LONG TRACKED...
STRONG TO VIOLENT TORNADOES SOUTH OF HIGHWAY 30 THIS EVENING. IF YOU
LIVE SOUTH OF A CEDAR RAPIDS TO MOUNT CARROLL LINE YOU SHOULD REVIEW
TORNADO SAFETY RULES...AND BE PREPARED TO SEEK SHELTER SHOULD
THREATENING WEATHER APPROACH OR A WARNING BE ISSUED. THIS INCLUDES THE
FOLLOWING CITIES...PRINCETON...THE QUAD CITIES...IOWA CITY...
WASHINGTON...BURLINGTON...KEOKUK...MACOMB AND KAHOKA. CLOSELY MONITOR
NOAA WEATHER RADIO OR LOCAL MEDIA FOR THE LATEST UPDATES.

STORM SPOTTER ACTIVATION WILL BE NECESSARY THIS EVENING OVER MUCH
OF EASTERN IOWA...NORTHWEST AND WEST CENTRAL ILLINOIS AND
NORTHEAST MISSOURI.


MCCLURE/NICHOLS/ERVIN

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