Severe Thunderstorm Warning 67, NWS Des Moines, IA

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SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
1110 PM CDT TUE JUN 12 1990

...A TORNADO WATCH FOR WESTERN IOWA UNTIL 1 AM WEDNESDAY MORNING...

AT 1100 PM...ISOLATED INTENSE THUNDERSTORMS WERE OVER NORTHWEST AND
NORTHEAST IOWA.  ONE STORM WAS 60 MILES WEST OF MASON CITY NEAR
EMMETSBURG AND THE OTHER NEAR CRESCO...DUE NORTH OF WATERLOO.  ALONG
WITH THE EXCESSIVE RAINFALL...HIGH WINDS AND HAIL CAN BE EXPECTED.
LOWER LYING AREAS...SUCH AS ROADSIDE DITCHES AND UNDERPASSES WILL
LIKELY EXPERIENCE FLOODING.

ALSO...WIDELY SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED ACROSS THE
NORTH QUARTER OF THE STATE.

THE SHOWERS AND STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR.

STRONG THUNDERSTORMS OVER EASTERN NEBRASKA WILL BE ENTERING THE SIOUX
CITY AREA NEAR MIDNIGHT.

KS

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SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
1140 PM CDT TUE JUN 12 1990

...TORNADO WATCH FOR WESTERN IOWA UNTIL 1 AM WEDNESDAY MORNING...

AT 1130 PM...ISOLATED INTENSE THUNDERSTORMS WERE OVER NORTH CENTRAL AND
NORTHEAST IOWA.  ONE STORM WAS 50 MILES WEST OF MASON CITY NEAR ALGONA
AND THE OTHER NEAR THE IOWA/MINNESOTA BORDER NORTH OF WATERLOO.  ALONG
WITH THE EXCESSIVE RAINFALL...HIGH WINDS AND SOME HAIL CAN BE EXPECTED.
LOWER LYING AREAS...SUCH AS ROADSIDE DITCHES AND UNDERPASSES WILL LIKELY
EXPERIENCE FLOODING.

ALSO...WIDELY SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED FROM NORTH-
WEST INTO THE NORTHEAST COUNTIES.

THE SHOWERS AND STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR.

STRONG THUNDERSTORMS OVER EASTERN NEBRASKA WILL CONTINUE TO ENTER WEST
CENTRAL AND NORTHWEST IOWA FOR THE NEXT COUPLE OF HOURS.

KS

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1235 AM CDT WED JUN 13 1990

WEATHER EVENTS OF THE AFTERNOON AND EVENING OF THE 12TH

    ...ALL TIME IN CDT...

TIME            EVENT

320 PM        TORNADO 3 MILES WEST OF ANITA.  70 MPH WINDS AT
              ANITA. /CASS COUNTY/

330 PM        TORNADO AT MASSENA /CASS COUNTY/

355 PM        TREES DOWN AND POWER LINES DOWN IN THE VICINITY OF
              BRIDGEWATER /ADAIR COUNTY/

436 PM        PEA SIZE HAIL AT JOHNSTON /POLK COUNTY/

443 PM        50-55 MPH WINDS IN ANKENY /POLK COUNTY/

448 PM        PEA SIZE HAIL IN SOUTHEAST ANKENY /POLK COUNTY/

453 PM        1/2 INCH OF RAIN IN 23 MINUTES ALONG WITH STRONG WINDS
              DOWNED 2 INCH DIAMETER SAPLING IN ANKENY. /POLK COUNTY/

458 PM        PEA SIZE HAIL IN BONDURANT /POLK COUNTY/

508 PM        1.1 INCHES OF RAIN IN SAYLORVILLE IN ABOUT 1/2 HOUR.
              /POLK COUNTY/

509 PM        50 MPH WIND GUSTS BETWEEN RHODES AND MELBOURNE/MARSHALL
              COUNTY/

510 PM        6-8 INCH DIAMETER TREE LIMBS DOWN AND TOP OF RADIO TOWER
              BENT.

515 PM        56 MPH WIND REPORTED AT MARSHALLTOWN/MARSHALL COUNTY/

637 PM        MARBLE SIZE HAIL AT DAYTON /WEBSTER COUNTY/

728 PM        PEA SIZE HAIL AT DOWS /WRIGHT COUNTY/

740 PM        TORNADO JUST SOUTH OF DOWS IN EXTREME SOUTHEAST WRIGHT
              COUNTY.

747 PM        PEA SIZE HAIL AT EAGLE GROVE /WRIGHT COUNTY/

902 PM        PEA SIZE HAIL AT CLEAR LAKE /CERRO GORDO COUNTY/

950-955 ON    60 MPH WINDS AT MILFORD /DICKINSON COUNTY/

1010 PM       60 MPH WINDS AND HAIL A LITTLE LARGER THAN THAN PEA
              SIZE AT SPIRIT LAKE /DICKINSON COUNTY/

SCHUMACHER

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SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
1235 AM CDT TUE JUN 13 1990

...TORNADO WATCH FOR THE NORWEST THIRD OF IOWA UNTIL 6 AM MORNING...

AT 1225 AM...AN ISOLATED INTENSE THUNDERSTORM WAS INDICATED OVER NORTH-
WEST IOWA...40 MILES NORTHEAST OF SIOUX CITY...OR JUST WEST OF
STORM LAKE.   THIS STORM WAS MOVING EAST AT 35 MILES AN HOUR.  BY
130 AM IT WILL BE APPROACHING THE POCAHANTAS AREA.  IF YOU
ARE IN THE PATH OF THIS STORM YOU WILL EXPERIENCE EXTREMELY HEAVY RAINS
...HAIL AND STRONG WINDS.   THE RAINS FROM THIS STORM WILL LIKELY
CAUSE THE FLOODING OF LOW LYING AREAS.

ANOTHER INTENSE THUNDERSTORM WAS INDICATED IN EASTERN NEBRASKA.  THIS
STORM WILL BE CROSSING THE MISSOURI RIVER IN THE VICINITY OF ONAWA BY
1 AM.

OTHERWISE SCATTERED THUNDERSTORMS WERE OCCURRING OVER NORTHWEST AND
NORTH CENTRAL IOWA.  THE THUNDERSTORMS WERE IN A 40 MILE WIDE
BAND THAT EXTENDED FROM SIOUX CITY TO THE MINNESOTA BORDER NORTH
OF MASON CITY. ALL OF THESE STORMS WERE MOVING EAST AT 35 MILES
AN HOUR.

DLF

IAZ004-009-005-130645

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
120 AM CDT WED JUN 13 1990

VERY STRONG THUNDERSTORMS WERE IN PARTS OF MONONA AND CRAWFORD COUNTIES
AT AROUND 115 AM CDT.  THESE STORMS HAD PRODUCED WINDS OF 50 MILES AN
HOUR IN THE TOWN OF UTE...AND 50 TO 60 MILES AN HOUR IN THE TOWN OF
CHARTER OAK.  THESE TOWNS ARE LOCATED ABOUT 50 MILES SOUTHEAST OF SIOUX
CITY.

THE STORMS WERE MOVING EAST AROUND 30 TO 35 MI+LES AN HOUR.

PERSONS IN NORTHERN CRAWFORD COUNTY...INCLUDING THE CITY OF DENISON...
SHOULD EXPECT STRONG WINDS AND LOCALLY HEAVY RAINS UNTIL AROUND 2AM CDT.

ADAMS

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SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
135 AM CDT TUE JUN 13 1990

...TORNADO WATCH FOR MOST OF THE NORTHWEST HALF OF IOWA TILL 6 AM...

AT 129 AM...AN ISOLATED INTENSE THUNDERSTORM WITH 50 TO 60 MILE AN
HOUR WINDS...EXTREMELY HEAVY RAIN AND  SMALL HAIL WAS
INDICATED IN WEST CENTRAL IOWA...NEAR DENNISON.    THIS STORM WAS
MOVING EAST AT 35 MILES AN HOUR AND WILL BE NEAR CARROLL BY 230 AM.

THIS STORM WAS PART OF AN AREA OF SCATTERED THUNDERSTORMS THAT
COVERED MOST OF THE NORTHWEST THIRD OF THE STATE.   THE LARGEST STORMS
WERE LOCATED FROM JUST NORTH OF COUNCIL BLUFFS TO EAST OF SIOUX CITY
...AND NEAR ALGONA AND NORTHWEST OF MASON CBITY.

ALL OF THESE STORMS WERE MOVING EAST AT 35 MILES AN HOUR.

DLF