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Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
447 PM CDT WED AUG 20 2014

IAZ001-MNZ080-081-089-090-097-098-SDZ055-056-060>062-065>069-
212200-
LYON IA-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-LAKE-
MOODY-HANSON-MCCOOK-MINNEHAHA-HUTCHINSON-TURNER-LINCOLN SD-
BON HOMME-YANKTON-
447 PM CDT WED AUG 20 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
IOWA...SOUTHWEST MINNESOTA...EAST CENTRAL SOUTH DAKOTA AND
SOUTHEAST SOUTH DAKOTA.

.DAY ONE...TONIGHT

THERE IS A RISK OF SEVERE THUNDERSTORMS MAINLY LATE THIS EVENING
AND IN THE OVERNIGHT HOURS TONIGHT. THE MAIN THREAT WILL BE LARGE
HAIL. IN ADDITION...LOCALLY HEAVY RAINFALL COULD OCCUR IN THE
STRONGER CELLS...WHICH COULD PRODUCE SOME SHORT TERM URBAN
FLOODING IN POOR DRAINAGE AREAS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

HEAT INDEX VALUES WILL LIKELY RISE INTO THE MID 90S THURSDAY
AFTERNOON. OUTDOOR SCHOOL ACTIVITIES SHOULD TAKE NOTE OF THIS AND
MAKE PROPER PRECAUTIONS.

ANOTHER ROUND OF THUNDERSTORMS WILL LIKELY OCCUR FROM LATER FRIDAY
THROUGH SATURDAY NIGHT. A FEW OF THESE STORMS COULD ALSO BE SEVERE...
WITH AREAS OF HEAVY RAIN A THREAT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS POSSIBLE.

$$




National Weather Service
Central Region Headquarters
Kansas City, Missouri
Last Modified: March 29, 2004
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