Alert archive / Iowa / Blizzard Warnings in 2018

Blizzard Warning 1, NWS Sioux Falls, SD

January 21, 20184 states

NWS Sioux Falls, SD issued this blizzard warning at Jan 21, 2018, 3:41 AM CST for 4 states. It took effect at Jan 22, 2018, 12:00 AM CST. It was in force for 23 hr. 46 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 21, 2018, 3:41 AM CST (09:41 UTC)
In effect from
Jan 22, 2018, 12:00 AM CST
Expired
Jan 22, 2018, 10:43 PM CST
In force
23 hr
Issued by
NWS Sioux Falls, SD

Counties Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Nobles County, MN, Dakota County, NE, Dixon County, NE, Clay County, SD, Lincoln County, SD, Union County, SD, Yankton County, SD

The radar

The Sioux Falls radar (KFSD), 86 km from the middle of the area, began a volume at 09:42 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jan 22, 7:00 AM CSTSNOW 2Hawarden, IA
Jan 22, 7:00 AM CSTSNOW 36 Wnw Oto, IA
Jan 22, 9:00 AM CSTSNOW 3.5Spencer, IA
Jan 22, 9:00 AM CSTSNOW 5.5Yankton, SDREPORT VIA SOCIAL MEDIA.
Jan 22, 9:45 AM CSTHEAVY SNOW 6.52 S North Sioux City, SD
Jan 22, 10:00 AM CSTSNOW 5.5Elk Point, SDREPORT VIA SOCIAL MEDIA.
Jan 22, 10:00 AM CSTHEAVY SNOW 7Sioux City, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 10:30 AM CSTSNOW 4Orange City, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 10:30 AM CSTHEAVY SNOW 9Westfield, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 10:30 AM CSTHEAVY SNOW 12.4Concord, NE
Jan 22, 11:00 AM CSTHEAVY SNOW 61 Se Tea, SDREPORT VIA SOCIAL MEDIA.
Jan 22, 11:00 AM CSTHEAVY SNOW 8Dakota City, NEREPORT VIA SOCIAL MEDIA.
Jan 22, 11:40 AM CSTSNOW 9.3Sioux City, IA
Jan 22, 12:00 PM CSTHEAVY SNOW 9.12 W Sergeant Bluff, IASIOUX CITY AIRPORT TOTAL.
Jan 22, 12:00 PM CSTHEAVY SNOW 10Le Mars, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 12:20 PM CSTHEAVY SNOW 102 N Sergeant Bluff, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 12:30 PM CSTSNOW 3.5Storm Lake, IA
Jan 22, 12:35 PM CSTHEAVY SNOW 6.5Worthington, MNREPORT VIA SOCIAL MEDIA.
Jan 22, 12:35 PM CSTHEAVY SNOW 81 S Yankton, SDREPORT VIA SOCIAL MEDIA.
Jan 22, 12:45 PM CSTSNOW 5Sioux Center, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 12:50 PM CSTHEAVY SNOW 11Vermillion, SDCORRECTS PREVIOUS SNOW REPORT FROM VERMILLION. REPORT VIA SOCIAL MEDIA.
Jan 22, 12:50 PM CSTSNOW 11Vermillion, SDREPORT VIA SOCIAL MEDIA.
Jan 22, 1:00 PM CSTSNOW 2.51 Se Battle Creek, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 1:00 PM CSTHEAVY SNOW 9.2Alcester, SDREPORT VIA SOCIAL MEDIA.
Jan 22, 1:15 PM CSTHEAVY SNOW 7Sioux Center, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 1:30 PM CSTHEAVY SNOW 8Jackson, MNREPORT VIA SOCIAL MEDIA.
Jan 22, 1:30 PM CSTHEAVY SNOW 8.5Heron Lake, MNREPORT VIA SOCIAL MEDIA.
Jan 22, 1:30 PM CSTHEAVY SNOW 12Spirit Lake, IAREPORT VIA SOCIAL MEDIA.
Jan 22, 2:37 PM CSTHEAVY SNOW 9Windom, MNREPORT VIA SOCIAL MEDIA.
Jan 22, 2:45 PM CSTHEAVY SNOW 11Jackson, MNREPORT VIA SOCIAL MEDIA.
Jan 22, 2:45 PM CSTHEAVY SNOW 11.5Yankton, SDCORRECTS PREVIOUS HEAVY SNOW REPORT FROM YANKTON. REPORT VIA SOCIAL MEDIA.
Jan 22, 2:45 PM CSTHEAVY SNOW 14.2Yankton, SDREPORT VIA SOCIAL MEDIA.
Jan 22, 2:56 PM CSTHEAVY SNOW 8.5Canton, SDREPORT VIA SOCIAL MEDIA.
Jan 22, 3:00 PM CSTSNOW 61 Se Sioux Center, IA
Jan 22, 3:28 PM CSTSNOW 6.5Spencer, IA
Jan 22, 3:55 PM CSTHEAVY SNOW 9Sheldon, IA
Jan 22, 4:16 PM CSTHEAVY SNOW 9Spirit Lake, IA
Jan 22, 5:00 PM CSTHEAVY SNOW 14.6Concord, NEDRIFTS AS HIGH AS 40 INCHES IN SOME PLACES.
Jan 22, 6:00 PM CSTHEAVY SNOW 11.8Sergeant Bluff, IASIOUX CITY OFFICIAL OBSERVATION.
Jan 22, 6:00 PM CSTHEAVY SNOW 12.1Sergeant Bluff, IASIOUX CITY OFFICIAL OBSERVATION.
Jan 22, 6:30 PM CSTHEAVY SNOW 9.5Bronson, IA
Jan 22, 7:28 PM CSTSNOW 5.5Storm Lake, IA
Jan 22, 7:30 PM CSTSNOW 8Orange City, IASNOW AMOUNT FROM 7 AM TO 7:30 PM. DRIFT TO 39 INCHES.
Jan 22, 9:15 PM CSTHEAVY SNOW 182 W Ponca, NEREPORTED VIA SOCIAL MEDIA.
Jan 22, 10:00 PM CSTHEAVY SNOW 9Milford, IA
Jan 22, 10:30 PM CSTSNOW 5.4Peterson, IAREPORTED VIA SOCIAL MEDIA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 9.7 hours before the alert went out and 193 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Omaha, NE at 00:00Z on 2018-01-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 00:00Z on 2018-01-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1484 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
235 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

386 
WWUS43 KFSD 210941
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
341 AM CST Sun Jan 21 2018


IAZ020-NEZ013-SDZ067-069>071-211945-
/O.UPG.KFSD.WS.W.0001.180122T0000Z-180123T0000Z/
/O.NEW.KFSD.BZ.W.0001.180122T0300Z-180123T0600Z/
Plymouth-Dixon-Lincoln SD-Yankton-Clay SD-Union-
341 AM CST Sun Jan 21 2018

...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT
CST MONDAY NIGHT...

* WHAT...Blizzard conditions expected. Travel will be very
  dangerous to impossible, including during the morning commute on
  Monday. Total snow accumulations of 10 to 15 inches are
  expected. Isolated amounts to 18 inches are possible. 

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

* WHEN...From 9 PM this evening to midnight CST Monday night.

* ADDITIONAL DETAILS...Winds gusting as high as 40 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

IAZ001>003-012>014-MNZ081-089-090-211945-
/O.UPG.KFSD.WS.W.0001.180122T0000Z-180123T0600Z/
/O.NEW.KFSD.BZ.W.0001.180122T0300Z-180123T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Cottonwood-Nobles-
Jackson-
341 AM CST Sun Jan 21 2018

...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT
CST MONDAY NIGHT...

* WHAT...Blizzard conditions expected. Travel will be very 
  dangerous to impossible, including during the morning commute 
  on Monday. Tree branches could fall as well. Total snow 
  accumulations of 10 to 14 inches are expected.

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

* WHEN...From 9 PM this evening to midnight CST Monday night.

* ADDITIONAL DETAILS...Winds gusting as high as 45 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

IAZ021-022-032-211945-
/O.UPG.KFSD.WS.A.0002.180122T0000Z-180123T0600Z/
/O.NEW.KFSD.BZ.W.0001.180122T0300Z-180123T0600Z/
Cherokee-Buena Vista-Ida-
341 AM CST Sun Jan 21 2018

...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT
CST MONDAY NIGHT...

* WHAT...Blizzard conditions expected. Travel will be very 
  dangerous to impossible, including during the morning commute 
  on Monday. Total snow accumulations of 5 to 8 inches, with 
  localized amounts up to 14 inches, are expected.

* WHERE...Cherokee, Buena Vista and Ida Counties.

* WHEN...From 9 PM this evening to midnight CST Monday night.

* ADDITIONAL DETAILS...Winds gusting as high as 40 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

IAZ031-NEZ014-211945-
/O.UPG.KFSD.WS.A.0002.180122T0000Z-180123T0000Z/
/O.NEW.KFSD.BZ.W.0001.180122T0300Z-180123T0600Z/
Woodbury-Dakota-
341 AM CST Sun Jan 21 2018

...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO MIDNIGHT
CST MONDAY NIGHT...

* WHAT...Blizzard conditions expected. Travel will be very 
  dangerous to impossible, including during the morning commute 
  on Monday. Total snow accumulations of 7 to 10 inches, with 
  localized amounts up to 14 inches, are expected.

* WHERE...In Nebraska, Dakota County. In Iowa, Woodbury County.

* WHEN...From 9 PM this evening to midnight CST Monday night.

* ADDITIONAL DETAILS...Winds gusting as high as 40 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

SDZ061-211945-
/O.UPG.KFSD.WS.A.0002.180122T0000Z-180123T0000Z/
/O.EXA.KFSD.WS.W.0001.180122T0000Z-180123T0000Z/
McCook-
341 AM CST Sun Jan 21 2018

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM
CST MONDAY...

* WHAT...Heavy snow expected. Plan on difficult travel 
  conditions, including during the morning commute on Monday. 
  Total snow accumulations of 4 to 6 inches are expected.

* WHERE...McCook County.

* WHEN...From 6 PM this evening to 6 PM CST Monday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

MNZ080-097-098-211945-
/O.CON.KFSD.WS.W.0001.180122T0000Z-180123T0600Z/
Murray-Pipestone-Rock-
341 AM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO MIDNIGHT CST MONDAY NIGHT...

* WHAT...Heavy snow expected. Plan on difficult travel 
  conditions, including during the morning commute on Monday. 
  Total snow accumulations of 6 to 9 inches, with localized 
  amounts up to 11 inches, are expected.

* WHERE...Murray, Pipestone and Rock Counties.

* WHEN...From 6 PM this evening to midnight CST Monday night.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ062-065-066-068-211945-
/O.CON.KFSD.WS.W.0001.180122T0000Z-180123T0000Z/
Minnehaha-Hutchinson-Turner-Bon Homme-
341 AM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM CST MONDAY...

* WHAT...Heavy snow expected. Plan on difficult travel conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 5 to 9 inches, with localized amounts up to 12
  inches, are expected.

* WHERE...Minnehaha, Hutchinson, Turner and Bon Homme Counties.

* WHEN...From 6 PM this evening to 6 PM CST Monday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ050-063-064-211945-
/O.CON.KFSD.WS.W.0001.180121T1200Z-180122T1800Z/
Gregory-Charles Mix-Douglas-
341 AM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Heavy snow expected. Plan on difficult travel conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 5 to 9 inches.

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

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ052-053-057-058-211945-
/O.UPG.KFSD.WS.A.0002.180121T1200Z-180122T1800Z/
/O.NEW.KFSD.WW.Y.0002.180121T1200Z-180122T1200Z/
Jerauld-Sanborn-Brule-Aurora-
341 AM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST MONDAY...

* WHAT...Snow expected. Plan on slippery road conditions. Total 
  snow accumulations of 2 to 4 inches are expected.

* WHERE...Jerauld, Sanborn, Brule and Aurora Counties.

* WHEN...Until 6 AM CST Monday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

SDZ059-211945-
/O.UPG.KFSD.WS.A.0002.180122T0000Z-180123T0000Z/
/O.NEW.KFSD.WW.Y.0002.180121T1200Z-180122T1200Z/
Davison-
341 AM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST MONDAY...

* WHAT...Snow expected. Plan on slippery road conditions, 
  including during the morning commute on Monday. Total snow 
  accumulations of 2 to 4 inches are expected.

* WHERE...Davison County.

* WHEN...Until 6 AM CST Monday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

SDZ040-054>056-060-211945-
/O.UPG.KFSD.WS.A.0002.180122T0000Z-180123T0000Z/
/O.NEW.KFSD.WW.Y.0002.180122T0000Z-180123T0000Z/
Brookings-Miner-Lake-Moody-Hanson-
341 AM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 PM CST MONDAY...

* WHAT...Snow expected. Plan on slippery road conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 2 to 5 inches.

* WHERE...Brookings, Miner, Lake, Moody and Hanson Counties.

* WHEN...From 6 PM this evening to 6 PM CST Monday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

MNZ071-072-211945-
/O.UPG.KFSD.WS.A.0002.180122T0000Z-180123T0600Z/
/O.NEW.KFSD.WW.Y.0002.180122T0000Z-180123T0000Z/
Lincoln MN-Lyon MN-
341 AM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 PM CST MONDAY...

* WHAT...Snow expected. Plan on slippery road conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 3 to 6 inches.

* WHERE...Lincoln MN and Lyon MN Counties.

* WHEN...From 6 PM this evening to 6 PM CST Monday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

Dux
8 follow-up statements
366 
WWUS43 KFSD 212136
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
336 PM CST Sun Jan 21 2018


IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014-
SDZ067-069>071-220545-
/O.EXT.KFSD.BZ.W.0001.180122T0600Z-180123T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Dixon-Dakota-
Lincoln SD-Yankton-Clay SD-Union-
336 PM CST Sun Jan 21 2018

...BLIZZARD WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST MONDAY NIGHT...

* WHAT...Blizzard conditions expected. Travel will be very
  dangerous to impossible, including during the morning commute on
  Monday. Tree branches could fall as well. Total snow
  accumulations of 8 to 12 inches, with locally higher amounts
  possible.

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

* WHEN...From midnight tonight to midnight CST Monday night.

* ADDITIONAL DETAILS...Winds gusting as high as 45 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

MNZ080-097-098-220545-
/O.CON.KFSD.WS.W.0001.180122T0000Z-180123T0600Z/
Murray-Pipestone-Rock-
336 PM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
MONDAY NIGHT...

* WHAT...Heavy snow expected. Plan on difficult travel conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 3 to 5 inches, with locally higher amounts
  possible.

* WHERE...Murray, Pipestone and Rock Counties.

* WHEN...Until midnight CST Monday night.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ061-062-065-066-068-220545-
/O.CON.KFSD.WS.W.0001.180122T0000Z-180123T0000Z/
McCook-Minnehaha-Hutchinson-Turner-Bon Homme-
336 PM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...

* WHAT...Heavy snow expected. Plan on difficult travel conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 3 to 6 inches, with locally higher amounts
  possible.

* WHERE...McCook, Minnehaha, Hutchinson, Turner and Bon Homme 
  Counties.

* WHEN...Until 6 PM CST Monday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ050-063-064-220545-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180122T1800Z/
Gregory-Charles Mix-Douglas-
336 PM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Heavy snow occurring. Plan on difficult travel
  conditions, including during the morning commute on Monday.
  Additional snow accumulations of 4 to 6 inches are expected.

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

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ052-053-057>059-220545-
/O.CON.KFSD.WW.Y.0002.000000T0000Z-180122T1200Z/
Jerauld-Sanborn-Brule-Aurora-Davison-
336 PM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
MONDAY...

* WHAT...Snow occurring. Plan on slippery road conditions. 
  Additional snow accumulations of 1 to 3 inches are expected.

* WHERE...Jerauld, Sanborn, Brule, Aurora and Davison Counties.

* WHEN...Until 6 AM CST Monday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

MNZ071-072-SDZ040-054>056-060-220545-
/O.CON.KFSD.WW.Y.0002.180122T0000Z-180123T0000Z/
Lincoln MN-Lyon MN-Brookings-Miner-Lake-Moody-Hanson-
336 PM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
MONDAY...

* WHAT...Snow expected. Plan on slippery road conditions, 
  including during the morning commute on Monday. Total snow 
  accumulations of 1 to 3 inches are expected.

* WHERE...Portions of east central and southeast South Dakota 
  and southwest Minnesota.

* WHEN...Until 6 PM CST Monday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
108 
WWUS43 KFSD 220238
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
838 PM CST Sun Jan 21 2018


SDZ061-062-221045-
/O.CAN.KFSD.WS.W.0001.000000T0000Z-180123T0000Z/
/O.EXA.KFSD.WW.Y.0002.000000T0000Z-180123T0000Z/
McCook-Minnehaha-
838 PM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST MONDAY...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Snow expected. Plan on slippery road conditions, 
  including during the morning commute on Monday. Snow 
  accumulations of 2 to 5 inches are expected.

* WHERE...McCook and Minnehaha Counties.

* WHEN...Until 6 PM CST Monday.

* ADDITIONAL DETAILS...Winds will gust up to 40 mph while snow is
  falling. Be prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

MNZ097-221045-
/O.CAN.KFSD.WS.W.0001.000000T0000Z-180123T0600Z/
/O.EXA.KFSD.WW.Y.0002.000000T0000Z-180123T0000Z/
Pipestone-
838 PM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST MONDAY...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Snow expected. Plan on slippery road conditions, 
  including during the morning commute on Monday. Snow 
  accumulations of 2 to 5 inches are expected.

* WHERE...Pipestone County.

* WHEN...Until 6 PM CST Monday.

* ADDITIONAL DETAILS...Winds will gust up to 40 mph while snow is
  falling. Be prepared for reduced visibilities at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014-
SDZ067-069>071-221045-
/O.CON.KFSD.BZ.W.0001.180122T0600Z-180123T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Dixon-Dakota-
Lincoln SD-Yankton-Clay SD-Union-
838 PM CST Sun Jan 21 2018

...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST MONDAY NIGHT...

* WHAT...Blizzard conditions expected. Travel will be very
  dangerous to impossible, including during the morning commute on
  Monday. Tree branches could fall as well. Total snow
  accumulations of 8 to 12 inches, with locally higher amounts
  possible.

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

* WHEN...From midnight tonight to midnight CST Monday night.

* ADDITIONAL DETAILS...Winds gusting as high as 45 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

MNZ080-098-221045-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0600Z/
Murray-Rock-
838 PM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
MONDAY NIGHT...

* WHAT...Heavy snow expected. Plan on difficult travel conditions,
  including during the morning commute on Monday. Snow
  accumulations of 4 to 7 inches are expected.

* WHERE...Murray and Rock Counties.

* WHEN...Until midnight CST Monday night.

* ADDITIONAL DETAILS...Winds will gust up to 40 mph while snow is
  falling. Be prepared for significant reductions in visibility at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ065-066-068-221045-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0000Z/
Hutchinson-Turner-Bon Homme-
838 PM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...

* WHAT...Heavy snow expected. Plan on difficult travel conditions,
  including during the morning commute on Monday. Snow
  accumulations of 4 to 7 inches, with locally higher amounts
  possible.

* WHERE...Hutchinson, Turner and Bon Homme Counties.

* WHEN...Until 6 PM CST Monday.

* ADDITIONAL DETAILS....Winds will gust up to 40 mph while snow is
  falling. Be prepared for significant reductions in visibility 
  at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ050-063-064-221045-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180122T1800Z/
Gregory-Charles Mix-Douglas-
838 PM CST Sun Jan 21 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Heavy snow occurring. Plan on difficult travel
  conditions, including during the morning commute on Monday.
  Total snow accumulations of 5 to 8 inches are expected, with
  locally higher amounts possible.

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

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS....Winds will gust up to 40 mph while snow is
  falling. Be prepared for significant reductions in visibility 
  at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ052-053-057>059-221045-
/O.CON.KFSD.WW.Y.0002.000000T0000Z-180122T1200Z/
Jerauld-Sanborn-Brule-Aurora-Davison-
838 PM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST
MONDAY...

* WHAT...Snow expected. Plan on slippery road conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 2 to 5 inches are expected.

* WHERE...Jerauld, Sanborn, Brule, Aurora and Davison Counties.

* WHEN...Until 6 AM CST Monday.

* ADDITIONAL DETAILS...Winds will gust up to 40 mph while snow is
  falling. Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

MNZ071-072-SDZ040-054>056-060-221045-
/O.CON.KFSD.WW.Y.0002.000000T0000Z-180123T0000Z/
Lincoln MN-Lyon MN-Brookings-Miner-Lake-Moody-Hanson-
838 PM CST Sun Jan 21 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
MONDAY...

* WHAT...Snow expected. Plan on slippery road conditions,
  including during the morning commute on Monday. Storm total snow
  accumulations of 2 to 4 inches are expected.

* WHERE...Portions of east central and southeast South Dakota 
  and southwest Minnesota.

* WHEN...Until 6 PM CST Monday.

* ADDITIONAL DETAILS...Winds will gust up to 40 mph while snow is
  falling. Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
659 
WWUS43 KFSD 220935
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
335 AM CST Mon Jan 22 2018


SDZ052-053-057-221045-
/O.CAN.KFSD.WW.Y.0002.000000T0000Z-180122T1200Z/
Jerauld-Sanborn-Brule-
335 AM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY IS CANCELLED...

Light snow may continue through 5am, however accumulating snow is
ending. Winds between 25 and 35 mph will continue this morning and
may create minor blowing snow.

$$

IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014-
SDZ067-069>071-221830-
/O.CON.KFSD.BZ.W.0001.000000T0000Z-180123T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Dixon-Dakota-
Lincoln SD-Yankton-Clay SD-Union-
335 AM CST Mon Jan 22 2018

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Blizzard conditions occurring. Travel will be very
  dangerous to impossible, including during the morning commute as
  heavy snow develops. Tree branches could fall as well. Snow
  accumulations of 9 to 14 inches, with localized amounts up to 
  18 inches, are possible.

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

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Winds gusting as high as 45 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

MNZ080-098-221830-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0600Z/
Murray-Rock-
335 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Moderate snow expected. Plan on difficult travel 
  conditions, including during the morning commute as heavy snow 
  arrives. Additional snow accumulations of 4 to 6 inches, with 
  localized amounts up to 9 inches, are expected.

* WHERE...Murray and Rock Counties.

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ065-066-068-221830-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0000Z/
Hutchinson-Turner-Bon Homme-
335 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Moderate snow occurring. Plan on difficult travel 
  conditions, including during the morning commute. Additional 
  snow accumulations of 2 to 4 inches, with localized amounts up 
  to 6 inches, are expected.

* WHERE...Hutchinson, Turner and Bon Homme Counties.

* WHEN...Until 6 PM CST this evening. 

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ050-063-064-221800-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180122T1800Z/
Gregory-Charles Mix-Douglas-
335 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Light snow occurring. Plan on difficult travel
  conditions, including during the morning commute. Total snow
  accumulations of 1 to 3 inches. Winds up to 35 mph are possible.

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

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ058-059-221200-
/O.CON.KFSD.WW.Y.0002.000000T0000Z-180122T1200Z/
Aurora-Davison-
335 AM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...

* WHAT...Snow occurring. Plan on slippery road conditions,
  including during the morning commute. Additional snow
  accumulations of up to 1 inch is expected.

* WHERE...Aurora and Davison Counties.

* WHEN...Until 6 AM CST early this morning.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

MNZ071-072-097-SDZ040-054>056-060>062-221830-
/O.CON.KFSD.WW.Y.0002.000000T0000Z-180123T0000Z/
Lincoln MN-Lyon MN-Pipestone-Brookings-Miner-Lake-Moody-Hanson-
McCook-Minnehaha-
335 AM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Snow occurring. Plan on slippery road conditions,
  including during the morning commute. Additional snow
  accumulations of up to 2 inches, with localized amounts up to 4
  inches, are expected. Winds up to 35 mph will create blowing and
  drifting of snow. 

* WHERE...Portions of east central and southeast South Dakota 
  and southwest Minnesota.

* WHEN...Until 6 PM CST this evening.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
709 
WWUS43 KFSD 221133
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
533 AM CST Mon Jan 22 2018


SDZ050-221245-
/O.CAN.KFSD.WS.W.0001.000000T0000Z-180122T1800Z/
Gregory-
533 AM CST Mon Jan 22 2018

...WINTER STORM WARNING IS CANCELLED...

Accumulating snow has ended across the area. However winds up to
30 mph may produce minor blowing snow this morning.

$$

MNZ071-SDZ040-054-055-060-221945-
/O.CAN.KFSD.WW.Y.0002.000000T0000Z-180123T0000Z/
/O.NEW.KFSD.WW.Y.0003.180122T1800Z-180123T0000Z/
Lincoln MN-Brookings-Miner-Lake-Hanson-
533 AM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM CST
THIS EVENING...

* WHAT...light snow expected this morning. Total accumulations up
  to 1 inch are possible.

* WHERE...In South Dakota, Brookings, Miner, Lake and Hanson 
  Counties. In Minnesota, Lincoln MN County.

* WHEN...From noon today to 6 PM CST this evening.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for blowing snow means that
visibilities will be limited due to strong winds blowing snow
around. Use caution when traveling, especially in open areas. The
latest road conditions for the state you are calling from can be
obtained by calling 5 1 1.

$$

SDZ058-059-221245-
/O.CAN.KFSD.WW.Y.0002.000000T0000Z-180122T1200Z/
Aurora-Davison-
533 AM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY IS CANCELLED...

Very light snow may continue through 8 am, however any
accumulations will be very light. Winds up to 30 mph may produce
minor blowing snow through the day, keeping area roads slippery. 
 
$$

IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014-
SDZ067-069>071-221945-
/O.CON.KFSD.BZ.W.0001.000000T0000Z-180123T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Dixon-Dakota-
Lincoln SD-Yankton-Clay SD-Union-
533 AM CST Mon Jan 22 2018

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Blizzard conditions occurring. Travel will be very 
  dangerous to impossible, including during the evening commute. 
  Tree branches could fall as well. Additional snow 
  accumulations of 10 to 14 inches, with localized amounts up to 
  18 inches, are expected.

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

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Winds gusting as high as 45 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

MNZ080-098-221945-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0600Z/
Murray-Rock-
533 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Moderate snow occurring. Additional snow accumulations of
  4 to 7 inches, with localized amounts up to 9 inches, are
  possible.

* WHERE...Murray and Rock Counties.

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ065-066-068-221945-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0000Z/
Hutchinson-Turner-Bon Homme-
533 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Moderate snow occurring. Plan on difficult travel
  conditions, including during the morning commute. Additional
  snow accumulations of 2 to 5 inches.

* WHERE...Hutchinson, Turner and Bon Homme Counties.

* WHEN...Until 6 PM CST this evening.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ063-064-221800-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180122T1800Z/
Charles Mix-Douglas-
533 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Light snow occurring. Additional snow accumulations of up
  to 1 inch is expected.

* WHERE...Charles Mix and Douglas Counties.

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

MNZ072-097-SDZ056-061-062-221945-
/O.CON.KFSD.WW.Y.0002.000000T0000Z-180123T0000Z/
Lyon MN-Pipestone-Moody-McCook-Minnehaha-
533 AM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Snow occurring. Plan on slippery road conditions,
  including during the morning commute. Additional snow
  accumulations of 1 to 3 inches. Localized snow amounts up to 5
  inches in portions of Lyon and extreme southern Minnehaha
  county. Winds up to 40 mph will lead to blowing and drifting
  snow.

* WHERE...In South Dakota, Moody, McCook and Minnehaha Counties. 
  In Minnesota, Lyon MN and Pipestone Counties.

* WHEN...Until 6 PM CST this evening.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
594 
WWUS43 KFSD 221155
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
555 AM CST Mon Jan 22 2018



MNZ071-SDZ040-054-055-060-221300-
/O.CAN.KFSD.WW.Y.0003.180122T1800Z-180123T0000Z/
Lincoln MN-Brookings-Miner-Lake-Hanson-
555 AM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY IS CANCELLED...

Accumulating snow is ending across the area. Winds of 30 mph may
create minor blowing snow and keep roads slippery through the 
morning hours.


$$

IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014-
SDZ067-069>071-222000-
/O.CON.KFSD.BZ.W.0001.000000T0000Z-180123T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Dixon-Dakota-
Lincoln SD-Yankton-Clay SD-Union-
555 AM CST Mon Jan 22 2018

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Blizzard conditions occurring. Travel will be very 
  dangerous to impossible, including during the morning commute. 
  Tree branches could fall as well. Additional snow 
  accumulations of 9 to 14 inches, with localized amounts up to 
  18 inches, are expected.

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

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Winds gusting as high as 45 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

MNZ080-098-222000-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0600Z/
Murray-Rock-
555 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Moderate snow occurring. Plan on difficult travel
  conditions, including during the evening commute. Additional
  snow accumulations of 3 to 6 inches, with localized amounts up
  to 9 inches, are expected.

* WHERE...Murray and Rock Counties.

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ065-066-068-222000-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0000Z/
Hutchinson-Turner-Bon Homme-
555 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Moderate snow occurring. Plan on difficult travel 
  conditions, including during the morning commute. Tree branches 
  could fall as well. Additional snow accumulations of 2 to 4 
  inches are expected.

* WHERE...Hutchinson, Turner and Bon Homme Counties.

* WHEN...Until 6 PM CST this evening.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ063-064-221800-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180122T1800Z/
Charles Mix-Douglas-
555 AM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Light snow occurring. Additional snow accumulations of up
  to 1 inch is expected.

* WHERE...Charles Mix and Douglas Counties.

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

MNZ072-097-SDZ056-061-062-222000-
/O.CON.KFSD.WW.Y.0002.000000T0000Z-180123T0000Z/
Lyon MN-Pipestone-Moody-McCook-Minnehaha-
555 AM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Snow occurring. Plan on slippery road conditions,
  including during the morning commute. Additional snow
  accumulations of 1 to 3 inches, with localized amounts up to 5 
  inches, are expected.

* WHERE...In South Dakota, Moody, McCook and Minnehaha Counties. 
  In Minnesota, Lyon MN and Pipestone Counties.

* WHEN...Until 6 PM CST this evening.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
895 
WWUS43 KFSD 222120
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
320 PM CST Mon Jan 22 2018

IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014-
SDZ067-069>071-230530-
/O.CON.KFSD.BZ.W.0001.000000T0000Z-180123T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Cottonwood-Nobles-Jackson-Dixon-Dakota-
Lincoln SD-Yankton-Clay SD-Union-
320 PM CST Mon Jan 22 2018

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Blizzard conditions are occurring. Travel will be very
  dangerous to impossible, including during the early evening
  commute. Conditions will gradually improve through the evening
  and the blizzard warning may be cancelled early if the
  visibility improves enough after the falling snow ends.

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

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Winds gusting as high as 45 mph will 
  cause whiteout conditions in blowing snow. Significant 
  drifting of the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$

MNZ080-098-230530-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0600Z/
Murray-Rock-
320 PM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Snow will continue to decrease through the evening with
  only minor additional accumulations expected. If the visibility
  improves enough once the falling snow ends, the warning may be
  cancelled early.

* WHERE...Murray and Rock Counties.

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

SDZ065-066-068-230000-
/O.CON.KFSD.WS.W.0001.000000T0000Z-180123T0000Z/
Hutchinson-Turner-Bon Homme-
320 PM CST Mon Jan 22 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Snow will continue to decrease through the afternoon 
  with only minor additional accumulations expected. Some blowing 
  and drifting will continue as the wind gusts to near 40 mph at 
  times.

* WHERE...Hutchinson, Turner and Bon Homme Counties.

* WHEN...Until 6 PM CST this evening.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

MNZ072-097-SDZ056-061-062-230000-
/O.CON.KFSD.WW.Y.0002.000000T0000Z-180123T0000Z/
Lyon MN-Pipestone-Moody-McCook-Minnehaha-
320 PM CST Mon Jan 22 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Snow will continue to decrease through the afternoon 
  with only minor additional accumulations expected. Some blowing 
  and drifting will continue as the wind gusts to near 40 mph at 
  times.

* WHERE...In South Dakota, Moody, McCook and Minnehaha Counties. 
  In Minnesota, Lyon MN and Pipestone Counties.

* WHEN...Until 6 PM CST this evening.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for blowing snow means that
visibilities will be limited due to strong winds blowing snow
around. Use caution when traveling, especially in open areas. The
latest road conditions for the state you are calling from can be
obtained by calling 5 1 1.

$$
529 
WWUS43 KFSD 230237
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
837 PM CST Mon Jan 22 2018


IAZ001-012-020-031-NEZ013-014-SDZ067-069>071-230345-
/O.CAN.KFSD.BZ.W.0001.000000T0000Z-180123T0600Z/
Lyon IA-Sioux-Plymouth-Woodbury-Dixon-Dakota-Lincoln SD-Yankton-
Clay SD-Union-
837 PM CST Mon Jan 22 2018

...BLIZZARD WARNING IS CANCELLED...

Snow has ended and visibilities are improving across the area.
Caution should still be used if traveling as many roads are still
snow covered and dangerous.

$$

MNZ080-098-230345-
/O.CAN.KFSD.WS.W.0001.000000T0000Z-180123T0600Z/
Murray-Rock-
837 PM CST Mon Jan 22 2018

...WINTER STORM WARNING IS CANCELLED...

Snow has ended and visibilities are improving across the area. 
Caution should still be used if traveling as many roads are still 
snow covered and dangerous.

$$

IAZ002-003-013-014-021-022-032-MNZ081-089-090-230600-
/O.CON.KFSD.BZ.W.0001.000000T0000Z-180123T0600Z/
Osceola-Dickinson-O'Brien-Clay IA-Cherokee-Buena Vista-Ida-
Cottonwood-Nobles-Jackson-
837 PM CST Mon Jan 22 2018

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

* WHAT...Blizzard conditions occurring. Travel will be very
  dangerous.

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

* WHEN...Until midnight CST tonight.

* ADDITIONAL DETAILS...Winds gusting as high as 40 mph will cause
  very low visibility in blowing snow. Significant drifting of 
  the snow is likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Blizzard Warning means severe winter weather conditions are
expected or occurring. Falling and blowing snow with strong winds
and poor visibilities are likely. This will lead to whiteout
conditions, making travel extremely dangerous. Do not travel. If
you must travel, have a winter survival kit with you.  If you get
stranded, stay with your vehicle. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.

$$
861 
WWUS43 KFSD 230443
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1043 PM CST Mon Jan 22 2018


IAZ002-003-013-014-021-022-032-MNZ081-089-090-230545-
/O.CAN.KFSD.BZ.W.0001.000000T0000Z-180123T0600Z/
Osceola-Dickinson-O'Brien-Clay IA-Cherokee-Buena Vista-Ida-
Cottonwood-Nobles-Jackson-
1043 PM CST Mon Jan 22 2018

...BLIZZARD WARNING IS CANCELLED...

Light snow is ending and visibilities have improved. Caution 
should still be used if traveling as many roads are still snow 
covered and dangerous.

$$

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 21, 3:41 AM CSTWinter Weather AdvisoryFSDAurora, Brookings, Brule, Davison, Hanson, Jerauld and 6 more38 hr

Nearby

Blizzard Warnings in Iowa, 2018Blizzard Warnings in South Dakota, 2018Blizzard Warnings in Minnesota, 2018Every blizzard warning in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.