Flash Flood Warning 2, NWS Des Moines, IA

IAZALL-162140-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...COR FOR TORNADO WATCH
NATIONAL WEATHER SERVICE DES MOINES IA
350 PM CDT SAT MAY 16 1992

.....A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF NORTHERN AND CENTRAL
IOWA UNTIL 10 PM CDT...

AT 3 30 PM CDT...INTENSE THUNDERSTORMS HAD DEVELOPED OVER NORTH CENTRAL
IOWA 15 TO 20 MILES WEST OF MASON CITY.  THESE THUNDERSTORMS WERE
PRODUCING HAIL...DAMAGING WIND UP TO 50 MILES AN HOUR...AND VERY HEAVY
RAINFALL.  AT 3 20 PM A REPORT WAS RECEIVED OF 1 INCH HAIL 5 MILES WEST
OF NORTHWOOD.

PERSONS IN THE PATH OF THESE STORMS ARE URGED TO MONITOR WEATHER REPORTS
AND SEEK SHELTER IF A STORM APPROACHES.

THE INDIVIDUAL STORMS WERE MOVING NOURTHEAST AT 35 MILES AN HOUR...
HOWEVER THE STORMS SYSTEM WAS DEVELOPING TO THE SOUTHWEST INTO CENTRAL
AND NORTHWEST IOWA.
/
MILLER

IAZALL-162215-

SPECIAL WEATHER STATEMENT AND WEATHER UPDATE FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
415 PM CDT SAT MAY 16 1992

AT 405 PM...INTENSE THUNDERSTORMS WERE SCATTERED OVER NORTH CENTRAL
IOWA.  THESE STORMS WERE LOCATED IN A 10 MILE WIDE LINE THAT EXTENDED
FROM NEAR BODE...25 MILES NORTH OF FORT DODGE...TO THE MINNESOTA BORDER
20 MILES NORTH OF MASON CITY.  WIND GUSTS OF 80 MILES AN HOUR WERE
RECORDED AT MASON CITY AT 345 PM.  HAIL AND DANGEROUS LIGHTNING CAN ALSO
BE EXPECTED WITH THESE STORMS.

PERSONS IN THE PATH OF THESE STORMS ARE URGED TO EXCERCISE CAUTION...
MONITOR WEATHER REPORTS...AND SEEK SHELTER IF NECESSARY.

THE INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 35 TO4 40 MILES AN HOUR...
HOWEVER THE STORM SYSTEM WAS DEVELOPINT TO THE SOUTH AND SOUTHWEST.

THE OUTLOOK THROUGH 5 PM...CONTINUED DEVELOPMENT OF INTENSE THUNDER-
STORMS INTO CENTRAL AND NORTHWEST IOWA...AND MOVING INTO NORTHEAST IOWA.
/
MILLER

IAZALL-162240-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
440 PM CDT SAT MAY 16 1992

.....A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF NORTHERN AND CENTRAL
IOWA UNTIL 10 PM CDT...

AT 4 25 PM CDT...VERY STRONG AND INTENSE THUNDERSTORMS CONTINUED OVER
NORTHWEST...NORTH CENTRAL...AND NORTHEAST IOWA.  THE 10 TO 15 MILE WIDE
LINE OF STORMS EXTENDED FROM NEAR LAKE CITY...65 MILE NORTHWEST OF DES
MOINES...TO THE MASON CITY AREA...TO THE MINNESOTA BORDER 30 MILES
SOUTHWEST OF MASON CITY.  THE STRONGEST STORMS WERE LOCATED 20 MILES
SOUTHWEST OF MASON CITY IN SOUTHEAST HANCOCK COUNTY AND NEAR LUVERNE
...45 MILES SOUTHWEST OF MASON CITY.  THESE STORMS CONTAIN VERY HEAVY
RAINFALL AND DEADLY LIGHTNING AND COULD PRODUCE DAMAGING WIND AND LARGE
HAIL.

ALSO...SCATTERED THUNDERSTORMS WERE DETECTED OVER NORTHWEST IOWA NEAR
CORRECTIONVILLE AND HOLSTEIN...30 TO 40 MILES EAST OF SIOUX CITY.
/
THE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR...HOWEVER THE
SYSTEM OF STORMS WAS DEVELOPING RAPIDLY TO THE SOUTH AND SOUTHWEST.

MILLER

IAZ002-003-007-170000-

SPECIAL WEATHER STATEMENT AND WEATHER UPDATE FOR NORTHEAST IOWA
NATIONAL WEATHER SERVICE WATERLOO IA
515 PM CDT SAT MAY 16 1992

...A TORNADO WATCH UNTIL 1000 PM CDT FOR NORTH CENTRAL AND NORTHEAST
IOWA...

AT 515 PM CDT A LINE OF THUNDERSTORMS SOME SEVERE WERE IN NORTH
CENTRAL IOWA FORM THE MINNESOTA BORDER NORTHEAST OF MASON CITY...
SOUTHWEST THROUGH THE FORT DODGE AREA. THIS LINE OF THUNDERSTORMS
WAS DRIFTING SLOWLY EAST WITH THE INDIVIDUAL STORMS MOVING NORTHEAST
AROUND 30 MILES AN HOUR.  OTHERWISE ACROSS NORTHEAST IOWA SKIES WERE
MOSTLY SUNNY WITH STRONG SOUTHERLY WINDS 20 GUSTING AT TIMES TO 45
MILES AN HOUR.  THE TEMPERATURES WERE IN THE 80S..EXCEPT IN STORM
AREAS.

THE THUNDERSTORMS IN NORTH CENTRAL IOWA WILL SLOWLY SPREAD TO THE EAST
THIS AFTERNOON AND EARLY EVENING. PEOPLE SHOULD BE ALERT FOR THESE
STORMS AS THE EVENING PROGRESSES.

IAZALL-162340-

SPECIAL WEATHER STATEMENT AND WEATHER UPDATE FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
515 PM CDT SAT MAY 16 1992

.....A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF NORTHERN AND CENTRAL
IOWA UNTIL 10 PM CDT...

AT 5 05 PM CDT...VERY STRONG AND INTENSE THUNDERSTORMS CONTINUED OVER
NORTHWEST...NORTH CENTRAL...AND NORTHEAST IOWA.  A 10 TO 15 MILE WIDE
LINE OF STORMS EXTENDED FROM NEAR ROCKWELL CITY...65 MILES NORTHWEST OF
DES MOINES...TO MASON CITY...TO THE MINNESOTA BORDER 40 MILES NORTHEAST
OF MASON CITY.  ALSO...INTENSE THUNDERSTORMS WERE OCCURRING OVER NORTH-
WEST IOWA NORTH OF A SIOUX CITY TO DENISON LINE.  DENISON IS 50 MILES
SOUTHEAST OF SIOUX CITY.

THESE STORMS WERE PRODUCING VERY HEAVY RAINS...DEADLY LIGHTNING...AND
SOME HAIL.  DAMAGING WIND WAS ALSO POSSIBLE WITH THESE STORMS.
/
PERSONS IN THE PATH OF THESE STORMS SHOULD SEEK SHELTER IF THREATENING
WEATHER APPROACHES.

THE STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR...HOWEVER THE
LINE OF STORMS OVER NORTH CENTRAL IOWA WAS MOVING VERY LITTLE AND THE
STORMS OVER NORTHWEST IOWA WERE MOVNG SLOWLY EAST.

THE OUTLOOK THROUGH 6 PM...CONTINUED VERY STRONG AND INTENSE THUNDER-
STORMS OVER THE NORT%HWEST HALF OF IOWA.  SOME SHOWERS MAY DEVELOP OVER
FAR SOUTHEAST IOWA AS WELL.

MILLER

IAZALL-162340-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
545 PM CDT SAT MAY 16 1992

.....A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF NORTHERN AND CENTRAL
IOWA UNTIL 10 PM CDT...

AT 5 25 PM CDT...VERY STRONG AND INTENSE THUNDERSTORMS CONTINUED OVER
MUCH OF THE NORTHWEST THIRD OF IOWA.  THE STORMS WERE NORTH OF A LINE
THAT EXTENDED FROM 35 MILES NORTH OF COUNCIL BLUFFS TO WEBSTER CITY...
50 MILES SOUTHWEST OF MASON CITY...TO THE MINNESOTA BORDER 50 MILES
NORTHEAST OF MASON CITY.

THESE STORMS WERE PRODUCING VERY HEAVY RAINFALL...STRONG WIND GUSTING
TO 50 MILES AN HOUR...DEADLY LIGHTNING...AND COULD PRODUCE SOME HAIL.
SOME OF THESE STORMS WERE CAPABLE OF PRODUCING WIND IN EXCESS OF 60
MILES AN HOUR.

PERSONS IN THE PATH OF THESE STORMS SHOULD SEEK SHELTER IF THREATENING
WEATHER APPROACHES.

THE STORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR...HOWEVER THE AREA
OF STORMS WAS MOVING SLOWLY EAST.

MILLER