Severe Thunderstorm Warning 94, NWS Des Moines, IA

IAZ006>011-016>019-026>029-038>040-292200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WATERLOO IA
405 PM CDT TUE JUN 29 1993

...THUNDERSTORMS ARE MOVING TOWARD NORTH CENTRAL IOWA...

AT 400 PM CDT...A FEW THUNDERSTORMS PRODUCING HEAVY RAIN...
HAIL...GUSTY WINDS AND FREQUENT LIGHTNING WERE APPORACHING
THE I35 CORRIDOR.  THESE THUNDERSTORMS ARE MOVING EAST AROUND
35 MILES AN HOUR AND SHOULD AFFECT THE HAMPTON...CLEAR LAKE/
MASON CITY...SHEFFIELD...GARNER...FOREST CITY AND BRITT
AREAS BETWEEN 5 AND 530 PM CDT.

THESE THUNDERSTORMS ARE BEING MONITORED CLOSELY BY THE NATIONAL
WEATHER SERVICE AND UPDATES ON THESE STORMS WILL BE ISSUED AS
THEY MOVE THROUGH NORTH CENTRAL INTO NORTHEAST IOWA. PEOPLE
SHOULD BE ALERT FOR THESE THUNDERSTORMS AND BE PREPARED TO TAKE
QUICK ACTION IF THE STORMS BECOME INTENSE.
RR

IAZ014-003-292230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
426 PM CDT TUE JUN 29 1993

...TORRENTIAL DOWNPOURS CONTINUE IN PARTS OF NORTHERN IOWA...

VERY HEAVY RAINFALL CONTINUES IN THE IOWA LAKES AREA THIS AFTERNOON.
THREE INCHES OF RAIN WAS REPORTED AT OCHEYEDEN IN 45 MINUTES...AND
NEARLY THAT MUCH (2.8 INCHES) WAS LOGGED JUST TO THE WEST AT ALLENDORF.
AT SPIRIT LAKE...RAIN WAS FALLING AT THE RATE OF ONE-TENTH OF AN INCH
PER MINUTE...WITH 1.3 INCHES RECORDED BETWEEN 400 AND 415 PM.

A FLASH FLOOD WARNING REMAINS IN EFFECT FOR DICKINSON COUNTY UNTIL 715
PM...AND A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE NORTHWEST CORNER
OF THE STATE UNTIL MIDNIGHT.  WITH RAINFALL OF THE INTENSITY FALLING
ALONG HIGHWAY 9 IN OSCEOLA AND DICKINSON COUNTIES...ANYONE DRIVING IN
THE IOWA LAKES AREA SHOULD BE ESPECIALLY CAREFUL THIS EVENING.  FLASH
FLOOD WATERS RISE VERY QUICKLY AND CAN EASILY SEND EVEN LARGE VEHICLES
FLOATING OUT OF CONTROL.

&

IAZ014-003-292230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
426 PM CDT TUE JUN 29 1993

...TORRENTIAL DOWNPOURS CONTINUE IN PARTS OF NORTHERN IOWA...

VERY HEAVY RAINFALL CONTINUES IN THE IOWA LAKES AREA THIS AFTERNOON.
THREE INCHES OF RAIN WAS REPORTED AT OCHEYEDEN IN 45 MINUTES...AND
NEARLY THAT MUCH (2.8 INCHES) WAS LOGGED JUST TO THE WEST AT ALLENDORF.
AT SPIRIT LAKE...RAIN WAS FALLING AT THE RATE OF ONE-TENTH OF AN INCH
PER MINUTE...WITH 1.3 INCHES RECORDED BETWEEN 400 AND 415 PM.

A FLASH FLOOD WARNING REMAINS IN EFFECT FOR DICKINSON COUNTY UNTIL 715
PM...AND A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE NORTHWEST CORNER
OF THE STATE UNTIL MIDNIGHT.  WITH RAINFALL OF THE INTENSITY FALLING
ALONG HIGHWAY 9 IN OSCEOLA AND DICKINSON COUNTIES...ANYONE DRIVING IN
THE IOWA LAKES AREA SHOULD BE ESPECIALLY CAREFUL THIS EVENING.  FLASH
FLOOD WATERS RISE VERY QUICKLY AND CAN EASILY SEND EVEN LARGE VEHICLES
FLOATING OUT OF CONTROL.

&

IAZALL-292240-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
447 PM CDT TUE JUN 29 1993

...A TORNADO WATCH IS IN EFFECT FOR EXTREME NORTHWEST IOWA UNTIL 8 PM...
...A FLASH FLOOD WATCH IS IN EFFECT FOR NORTHWEST IOWA UNTIL MIDNIGHT...
...A FLASH FLOOD WATCH IS IN EFFECT FOR A SMALL PART OF EXTREME
   NORTHEAST IOWA TONIGHT...

AT 430 PM CDT...ISOLATED VERY STRONG THUNDERSTORMS CONTINUED OVER
NORTHWEST IOWA.  THE STORMS WERE LOCATED 20 MILES NORTH OF SPENCER NEAR
SPIRIT LAKE...AND 30 MILES NORTHWEST OF FORT DODGE NEAR WEST BEND.
THESE STORMS WERE PRODUCING EXTREMELY HEAVY RAINFALL...DANGEROUS
LIGHTNING AND POSSIBLY SOME HAIL.

THE STORMS WERE PART OF AN AREA OF SHOWERS AND STORMS OCCURRING WEST OF
A LINE FROM 30 MILES NORTHWEST OF MASON CITY AT THE IOWA/MINNESOTA
BORDER...TO 40 MILES EAST OF FORT DODGE NEAR IOWA FALLS...TO 15 MILES
WEST OF DES MOINES NEAR ADEL.
/
OTHER SCATTERED SHOWERS WERE OCCURRING FROM 25 MILES SOUTHWEST OF DES
MOINES NEAR WINTERSET...TO 60 MILES SOUTHEAST OF DES MOINES NEAR
CORYDON.

THE STORMS AND SHOWERS WERE MOVING EAST AT 30 TO 35 MILES AN HOUR.

JAK/BRF

IAZALL-292240-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
447 PM CDT TUE JUN 29 1993

...A TORNADO WATCH IS IN EFFECT FOR EXTREME NORTHWEST IOWA UNTIL 8 PM...
...A FLASH FLOOD WATCH IS IN EFFECT FOR NORTHWEST IOWA UNTIL MIDNIGHT...
...A FLASH FLOOD WATCH IS IN EFFECT FOR A SMALL PART OF EXTREME
   NORTHEAST IOWA TONIGHT...

AT 430 PM CDT...ISOLATED VERY STRONG THUNDERSTORMS CONTINUED OVER
NORTHWEST IOWA.  THE STORMS WERE LOCATED 20 MILES NORTH OF SPENCER NEAR
SPIRIT LAKE...AND 30 MILES NORTHWEST OF FORT DODGE NEAR WEST BEND.
THESE STORMS WERE PRODUCING EXTREMELY HEAVY RAINFALL...DANGEROUS
LIGHTNING AND POSSIBLY SOME HAIL.

THE STORMS WERE PART OF AN AREA OF SHOWERS AND STORMS OCCURRING WEST OF
A LINE FROM 30 MILES NORTHWEST OF MASON CITY AT THE IOWA/MINNESOTA
BORDER...TO 40 MILES EAST OF FORT DODGE NEAR IOWA FALLS...TO 15 MILES
WEST OF DES MOINES NEAR ADEL.
/
OTHER SCATTERED SHOWERS WERE OCCURRING FROM 25 MILES SOUTHWEST OF DES
MOINES NEAR WINTERSET...TO 60 MILES SOUTHEAST OF DES MOINES NEAR
CORYDON.

THE STORMS AND SHOWERS WERE MOVING EAST AT 30 TO 35 MILES AN HOUR.

JAK/BRF

IAZ006>011-016>019-026>029-038>040-292300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WATERLOO IA
505 PM CDT TUE JUN 29 1993

...THUNDERSTORMS ARE MOVING ACROSS THE I35 CORRIDOR...

AT 500 PM CDT...THUNDERSTORMS SOME PRODUCING VERY HEAVY RAIN
...HAIL...GUSTY WINDS AND FREQUENT LIGHTNING WERE MOVING OVER
NORTH CENTRAL IOWA.  THIS CLUSTER OF THUNDERSTORMS WAS LOCATED
ABOUT 20 MILES SOUTH OF MASON CITY...JUST WEST OF SHEFFIELD AND
SOUTH OF THORNTON.  THE STORMS ARE MOVING NORTHEAST AT 30 MILES
AN HOUR AND WILL AFFECT SHEFFIELD...HAMPTON...THORNTON...AND
THE MASON CITY AREA BY 515PM TO 600 PM CDT.

THESE THUNDERSTORMS ARE BEING MONITORED CLOSELY BY THE NATIONAL
WEATHER SERVICE AND UPD2ATES ON THESE STORMS WILL BE ISSUED AS
THEY MOVE THROUGH NORTH CENTRAL INTO NORTHEAST IOWA. PEOPLE
SHOULD BE ALERT FOR THESE THUNDERSTORMS AND BE PREPARED TO TAKE
QUICK ACTION IF THE STORMS BECOME INTENSE.