Hazardous Weather Outlook
Issued by NWS Sioux Falls, SD

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FLUS43 KFSD 151023
HWOFSD

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
523 AM CDT Fri Sep 15 2017

IAZ001-MNZ071-072-097-098-NEZ013-014-SDZ039-040-053>056-058>071-
161030-
Lyon IA-Lincoln MN-Lyon MN-Pipestone-Rock-Dixon-Dakota-Kingsbury-
Brookings-Sanborn-Miner-Lake-Moody-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln SD-
Bon Homme-Yankton-Clay SD-Union-
523 AM CDT Fri Sep 15 2017

This Hazardous Weather Outlook is for portions of northwest Iowa,
southwest Minnesota, northeast Nebraska, east central South
Dakota, south central South Dakota, and southeast South Dakota.

.DAY ONE...Today and Tonight

While isolated thunderstorms will be possible through the midday
hours, no severe weather is anticipated this morning. The chance
for additional thunderstorms will increase again toward evening.
Any storms which develop very late afternoon into early evening
will be capable of hail up to walnut size, winds of 60 to 70 mph.
An isolated tornado will be possible, but this will be
concentrated in a very small area near the location of the
frontal boundary, and only if storms develop before 8 pm. The
threat for severe storms will diminish by late evening.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday
A few thunderstorms will again be possible on Saturday afternoon,
lingering into early evening east of Interstate 29. Severe storms
are not anticipated.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is possible between 6 pm and 10 pm CDT.

$$

SDZ038-050-052-057-161030-
Beadle-Gregory-Jerauld-Brule-
523 AM CDT Fri Sep 15 2017

This Hazardous Weather Outlook is for portions of central South
Dakota, east central South Dakota, and south central South
Dakota.

.DAY ONE...Today and Tonight

Non severe thunderstorms will move through in the early morning
hours. Additional thunderstorms could develop late afternoon or
early evening, with the threat for an isolated storm to produce
hail up to half-dollar size and wind gusts to 60 mph.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is possible between 5 pm and 8 pm CDT.

$$

IAZ002-003-012>014-020>022-031-032-MNZ080-081-089-090-161030-
Osceola-Dickinson-Sioux-O`Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Murray-Cottonwood-Nobles-Jackson-
523 AM CDT Fri Sep 15 2017

This Hazardous Weather Outlook is for portions of northwest Iowa,
west central Iowa, and southwest Minnesota.

.DAY ONE...Today and Tonight

Isolated thunderstorms will remain possible through midday, but
these storms are not expected to be severe. Additional
thunderstorms will become more likely by later this evening.
An isolated storm could produce wind gusts to 60 to 70 mph and
hail up to quarter size through midnight.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

A conditional threat for a few stronger to severe thunderstorms
may return later Saturday afternoon and very early evening across
parts of southwest Minnesota and northwest Iowa, generally east of
a line from Windom to Sioux City. If storms develop, a few storms
will be capable of large hail and damaging wind.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will be possible between 7 pm and midnight CDT.

$$



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