Severe Thunderstorm Warning 12, NWS Des Moines, IA

SPECIAL WEATHER STATMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
340 PM CDT SAT MAY 7 1988

...TORNADO WATCH FOR EXTREME NORTHWEST IOWA UNTIL 7 PM...

AT 330 PM CDT...
AN INTENSE THUNDERSTORM WAS LOCATED OVER CENTRAL IOWA...10 MILES NORTH/
EAST OF NEWTON.   HAIL...HIGH WINDS AND BRIEF HEAVY ARE POSSIBILE FROM
THIS STORM AS IT MOVES NORTHEAST AT 50 MILES AN HOUR.

STRONG THUNDERSTORMS WERE OCCURRING FROM SOUTH CENTRAL INTO CENTRAL
IOWA.   THESE STORMS WERE LOCATED FROM JUST NORTHEAST OF LAMONI NEAR
HUMESTON TO SOUTHEAST OF NEWTON.

ALL OF THE STORMS IN THIS AREA ARE CAPABLE OF PRODUCING BRIEF HEAVY
RAINS AND SOME SMALL HAIL AS THEY MOVE NORTHEAST AT AROUND 50 MILES
AN HOUR.

FERRY

SPECIAL WEATHER STATMENT
NATIONAL WEATHER SERVICE DES MOINES IA
410 PM CDT SAT MAY 7 1988

...TORNADO WATCH FOR EXTREME NORTHWEST IOWA UNTIL 7 PM...

STRONG THUNDERSTORMS WERE OCCURRING FROM SOUTH CENTRAL INTO NORTHEAST
IOWA.  AT 400 PM THUNDERSTORMS WERE LOCATED FROM 30 MILES SOUTHEAST OF
DES MOINES NEAR MELCHER TO WATERLOO.

THE STRONGEST STORMS WERE LOCATED OVER WATERLOO AND 20 MILES SOUTHEAST
OF MARSHALLTOWN NEAR TOLEDO.   THESE STORMS HAVE BEEN PRODUCING SOME PEA
SIZE HAIL.  STRONG WINDS AND BRIEF HEAVY RAINS ARE ALSO POSSIBLE FROM
THE STORMS.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 50 MILES AN HOUR.

FERRY

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
515 PM CDT SAT MAY 7 1988

THE TORNADO WATCH FOR EXTREME NORTHWEST IOWA HAS BEEN CANCELLED.
THUNDERSTORMS HAVED MOVED NORTH OUT OF IOWA INTO MINNESOTA.  A
NEW TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF SOUTH CENTRAL AND
WESTERN MINNESOTA TIL 11PM CDT.

THE TORNADO WATCH THAT WAS IN EFFECT FOR NORTHWEST MISSOURI HAS
ALSO BEEN CANCELLED.

ADAMS

SPECIAL WEATHER STATMENT
NATIONAL WEATHER SERVICE DES MOINES IA
515 PM CDT SAT MAY 7 1988

STRONG THUNDERSTORMS WERE OCCURRING OVER NORTH CENTRAL IOWA.  AT 500 PM
THUNDERSTORMS WERE INDICATED OVER EXTREME NORTH CENTRAL IOWA FROM JUST
WEST OF MASON CITY NEAR BRITT TO THE IOWA/MINNESOTA BORDER NORTH OF
BUFFALO CENTER.

THESE THUNDERSTORMS PRODUCED SOME MARBLE SIZE HAIL AROUND 450 PM AT
BRITT.  BRIEF HEAVY RAINS AND STRONG GUSTY WINDS ARE ALSO POSSIBLE
FROM THESE STORMS AS THEY MOVE NORTHEAST AT 50 MILES AN HOUR.

THE PRECIPITATION OVER EAST CENTRAL AND NORTHEAST IOWA HAS DECREASED
CONSIDERABLY IN INTENSITY.  NUMEROUS SHOWERS AND SCATTERED THUNDER/
SHOWERS WERE OCCURRING FROM JUST SOUTH OF CEDAR RAPIDS NORTHEAST TO
NEAR DECORAH.   THESE SHOWERS AND THUNDERSHOWERS WERE ALSO MOVING
NORTHEAST AT 50 MILES AN HOUR.

FERRY