Winter Weather Warnings / Watches / Advisories
Issued by NWS Sioux Falls, SD

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WWUS43 KFSD 201006
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
406 AM CST Sat Jan 20 2018

SDZ052-057-201815-
/O.EXA.KFSD.WS.A.0002.180121T1200Z-180122T1800Z/
Jerauld-Brule-
406 AM CST Sat Jan 20 2018

...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

* WHAT...Heavy snow possible at times, especially Sunday afternoon
  and night. Plan on difficult travel conditions. Total snow
  accumulations of 5 to 7 inches are possible.

* WHERE...Jerauld and Brule Counties.

* WHEN...Sunday through Monday morning.

* ADDITIONAL DETAILS...Significant reductions in visibility are
  possible Sunday night with northwest winds of 20 to 35 mph.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

$$

IAZ020-031-NEZ013-014-SDZ040-054>056-059>062-065>071-201815-
/O.EXT.KFSD.WS.A.0002.180121T2100Z-180123T0000Z/
Plymouth-Woodbury-Dixon-Dakota-Brookings-Miner-Lake-Moody-Davison-
Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln SD-Bon Homme-
Yankton-Clay SD-Union-
406 AM CST Sat Jan 20 2018

...WINTER STORM WATCH NOW IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY AFTERNOON...

* WHAT...Blizzard conditions possible. Travel could be very
  difficult to impossible, including during the morning commute on
  Monday. Total snow accumulations of 6 to 10 inches are possible,
  with localized amounts up to 11 inches.

* WHERE...Portions of east central and southeast South Dakota,
  northeast Nebraska and northwest and west central Iowa.

* WHEN...From late Sunday afternoon through Monday.

* ADDITIONAL DETAILS...Winds of 25 to 40 mph could cause whiteout
  conditions in blowing snow beginning Sunday night and lasting
  through the day on Monday. The worst visibilities will be
  outside city limits. Significant drifting of snow is also
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch for blizzard conditions means there is a
potential for falling and/or blowing snow with strong winds and
extremely poor visibilities. This can lead to whiteout conditions
and make travel very dangerous.

$$

IAZ001>003-012>014-021-MNZ071-072-080-081-089-090-097-098-201815-
/O.EXT.KFSD.WS.A.0002.180122T0000Z-180123T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O`Brien-Clay IA-Cherokee-
Lincoln MN-Lyon MN-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
406 AM CST Sat Jan 20 2018

...WINTER STORM WATCH NOW IN EFFECT FROM SUNDAY EVENING THROUGH
MONDAY EVENING...

* WHAT...Blizzard conditions possible. Travel could be very
  difficult to impossible, including during the morning commute on
  Monday. Total snow accumulations of 7 to 10 inches are possible.
  Localized amounts up to 12 inches are possible in southwest
  Minnesota. Ice accumulations of a light glaze could occur Sunday
  night in northwest Iowa and toward Interstate 90 in southwest
  Minnesota.

* WHERE...Portions of northwest Iowa and southwest Minnesota.

* WHEN...From Sunday evening through Monday evening.

* ADDITIONAL DETAILS...Winds of 25 to 40 mph could cause whiteout
  conditions in blowing snow beginning overnight Sunday night and
  lasting through Monday evening. The worst visibilities will be
  outside city limits. Significant drifting of snow is also
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch for blizzard conditions means there is a
potential for falling and/or blowing snow with strong winds and
extremely poor visibilities. This can lead to whiteout conditions
and make travel very dangerous.

$$

SDZ050-053-058-063-064-201815-
/O.CON.KFSD.WS.A.0002.180121T1200Z-180122T1800Z/
Gregory-Sanborn-Aurora-Charles Mix-Douglas-
406 AM CST Sat Jan 20 2018

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH MONDAY MORNING...

* WHAT...Heavy snow possible. Plan on difficult travel conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 6 to 9 inches possible. Localized amounts up to
  11 inches possible near the Nebraska border.

* WHERE...Gregory, Sanborn, Aurora, Charles Mix and Douglas
  Counties.

* WHEN...Sunday through Monday morning.

* ADDITIONAL DETAILS...Significant reductions in visibility are
  possible Sunday night with northwest winds of 20 to 35 mph.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

$$



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