Alert archive / South Dakota / Blizzard Warnings in 2020

Blizzard Warning 1, NWS Sioux Falls, SD

January 17, 20204 states

NWS Sioux Falls, SD issued this blizzard warning at Jan 17, 2020, 3:57 AM CST for 4 states. It took effect at Jan 17, 2020, 9:00 PM CST. It was in force for 21 hr. 35 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 17, 2020, 3:57 AM CST (09:57 UTC)
In effect from
Jan 17, 2020, 9:00 PM CST
Expired
Jan 18, 2020, 6:00 PM CST
In force
21 hr
Issued by
NWS Sioux Falls, SD
All 45 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, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD

The radar

The Sioux Falls radar (KFSD), 16 km from the middle of the area, began a volume at 09:58 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 17, 9:00 PM CSTSNOW 5.51 Wsw Ida Grove, IASNOWFALL TOTAL FRIDAY. THERE WAS A LITTLE FREEZING DRIZZLE LATE THIS AFTERNOON.
Jan 17, 11:00 PM CSTSNOW 6.81 Ssw Mitchell, SDCO-OP OBSERVER STATION MCLS2 MITCHELL.
Jan 18, 4:00 AM CSTBLIZZARD2 Nnw Huron, SDASOS STATION KHON HURON REGIONAL AIRPORT HAS BEEN REPORTING BLIZZARD CONDITIONS FOR THE PAST 5 HOURS. VISIBILITY HAS BEEN BELOW 1/2 TO 1/4 MILE WITH WINDS GUSTING OVER 60 MPH.
Jan 18, 4:00 AM CSTBLIZZARD2 Nnw Huron, SDCORRECTS PREVIOUS BLIZZARD REPORT FROM 2 NNW HURON. ASOS STATION KHON HURON REGIONAL AIRPORT HAS BEEN REPORTING BLIZZARD CONDITIONS FOR THE PAST 5 HOURS. VISIBILITY HAS BEEN BELOW 1/2 TO 1/4 MILE, LIGHT SNOW, WITH WINDS GUSTING OVER 60 MPH.
Jan 18, 5:35 AM CSTBLIZZARD1 Ene Madison, SDAWOS STATION KMDS MADISON AIRPORT HAS BEEN REPORTING BLIZZARD CONDITIONS FOR THE PAST 3 HOURS. VISIBILITY HAS BEEN BELOW 1/2 TO 1/4 MILE, FALLING SNOW, WITH WINDS GUSTING OVER 55 MPH.
Jan 18, 6:00 AM CSTSNOW 6Edgerton, MNCOCORAHS STATION MN-PS-6 EDGERTON 0.2 WSW.
Jan 18, 6:00 AM CSTHEAVY SNOW 6.32 S Huron, SD24 HOUR SNOWFALL TOTAL.
Jan 18, 6:00 AM CSTHEAVY SNOW 7.13 N Sioux Falls, SD24 HOUR SNOWFALL TOTAL.
Jan 18, 7:00 AM CSTSNOW 2.44 Nne Hornick, IA
Jan 18, 7:00 AM CSTSNOW 54 Ssw Pickstown, SDCO-OP OBSERVER STATION PCKS2 PICKSTOWN 4 SSW.
Jan 18, 7:00 AM CSTSNOW 58 Ssw Herrick, SDCOCORAHS STATION SD-GY-12 HERRICK 8.2 SSW.
Jan 18, 7:00 AM CSTSNOW 5.52 N Chester, SD
Jan 18, 7:00 AM CSTSNOW 5.8Sheldon, IACO-OP OBSERVER STATION SHDI4 SHELDON.
Jan 18, 7:00 AM CSTSNOW 62 Ne Worthington, MN
Jan 18, 7:00 AM CSTSNOW 6Brookings, SDCOCORAHS STATION SD-BK-7 BROOKINGS 0.2 SSW.
Jan 18, 7:00 AM CSTHEAVY SNOW 6Hull, IASTORM TOTAL SNOWFALL, RECEIVED REPORT VIA SOCIAL MEDIA.
Jan 18, 7:00 AM CSTSNOW 6Orange City, IACO-OP OBSERVER STATION ORCI4 ORANGE CITY.
Jan 18, 7:00 AM CSTSNOW 6.84 Sse Sioux Falls, SDCOCORAHS STATION SD-LN-32 SIOUX FALLS 3.6 SSE.
Jan 18, 7:00 AM CSTSNOW 72 Nne Lakefield, MNCO-OP OBSERVER STATION LKFM5 LAKEFIELD 2 NE.
Jan 18, 7:00 AM CSTSNOW 7Sibley, IA
Jan 18, 8:00 AM CSTSNOW 4Montrose, SD
Jan 18, 8:00 AM CSTSNOW 4Tyndall, SDSTORM TOTAL SNOWFALL.
Jan 18, 8:00 AM CSTSNOW 5Orange City, IACOCORAHS STATION IA-SX-9 ORANGE CITY 0.4 WNW.
Jan 18, 8:00 AM CSTSNOW 5.51 N Marshall, MN
Jan 18, 8:00 AM CSTSNOW 5.82 Nne Brookings, SD
Jan 18, 8:00 AM CSTSNOW 5.85 W Bruce, SDCOCORAHS STATION SD-BK-45 BRUCE 5.3 W.
Jan 18, 8:00 AM CSTSNOW 61 Ene Cherokee, IA
Jan 18, 8:00 AM CSTSNOW 7Hills, MNCOCORAHS STATION MN-RK-5 HILLS 0.2 NW.
Jan 18, 8:00 AM CSTSNOW 7.51 Ene Wall Lake, SDCOCORAHS STATION SD-MH-8 HARTFORD 6.4 S.
Jan 18, 8:12 AM CSTBLIZZARD2 Ene Worthington, MNAWOS STATION KOTG WORTHINGTON AIRPORT HAS BEEN REPORTING BLIZZARD CONDITIONS FOR THE PAST 3.5 HOURS. VISIBILITY HAS BEEN BELOW 1/2 TO 1/4 MILE, FALLING SNOW, WITH WINDS GUSTING OVER 45 MPH.
Jan 18, 8:38 AM CSTSNOW 7.2Jackson, MN
Jan 18, 9:00 AM CSTSNOW 7.11 Nnw Canton, SD
Jan 18, 9:00 AM CSTSNOW 7.41 N Spencer, IASTORM TOTAL SNOWFALL.
Jan 18, 9:15 AM CSTHEAVY SNOW 7.24 Sse Sioux Falls, SDSTORM TOTAL SNOWFALL, RECEIVED REPORT VIA SOCIAL MEDIA.
Jan 18, 5:00 PM CSTSNOW 5.5Ponca, NESTORM TOTAL. REPORT 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

Aberdeen, SD (KABR), launched 00:00Z, 10.0 hours before the alert went out and 202 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, Aberdeen, SD at 00:00Z on 2020-01-17Temperature 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, Aberdeen, SD at 00:00Z on 2020-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 509 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
1807 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
509 m²/s²
0-3 km storm-relative helicity
771 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

518 
WWUS43 KFSD 170957
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
357 AM CST Fri Jan 17 2020

SDZ068-069-171800-
/O.UPG.KFSD.WS.A.0001.200118T0600Z-200119T0000Z/
/O.NEW.KFSD.BZ.W.0001.200118T0300Z-200118T2100Z/
/O.EXT.KFSD.WS.W.0001.000000T0000Z-200118T0300Z/
Bon Homme-Yankton-
357 AM CST Fri Jan 17 2020

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM CST
SATURDAY...

* WHAT...For the Winter Storm Warning, additional snow
  accumulations of 3 to 5 inches and ice accumulations of a light
  glaze. Winds gusting as high as 40 mph. For the Blizzard
  Warning, blizzard conditions expected. Total snow accumulations
  of up to one inch. Winds gusting as high as 50 mph.

* WHERE...Bon Homme and Yankton Counties.

* WHEN...For the Winter Storm Warning, until 9 PM CST this 
  evening. For the Blizzard Warning, from 9 PM this evening to 3 
  PM CST Saturday.

* IMPACTS...Travel could be very difficult. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

SDZ038-053-060-065-171800-
/O.UPG.KFSD.WS.A.0001.200118T0600Z-200119T0000Z/
/O.NEW.KFSD.BZ.W.0001.200118T0300Z-200118T2100Z/
/O.EXT.KFSD.WS.W.0001.200117T1200Z-200118T0300Z/
Beadle-Sanborn-Hanson-Hutchinson-
357 AM CST Fri Jan 17 2020

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM CST
SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 3 to
  5 inches and ice accumulations of a light glaze. Winds gusting
  as high as 45 mph. For the Blizzard Warning, blizzard conditions
  expected. Total snow accumulations of up to one inch. Winds 
  gusting as high as 50 mph.

* WHERE...Beadle, Sanborn, Hanson and Hutchinson Counties.

* WHEN...For the Winter Storm Warning, until 9 PM CST this 
  evening. For the Blizzard Warning, from 9 PM this evening to 3 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches. The cold wind chills as 
  low as 20 below zero could cause frostbite on exposed skin in 
  as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

SDZ050-063-064-171800-
/O.NEW.KFSD.BZ.W.0001.200118T0300Z-200118T2100Z/
/O.EXT.KFSD.WS.W.0001.000000T0000Z-200118T0300Z/
Gregory-Charles Mix-Douglas-
357 AM CST Fri Jan 17 2020

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM CST
SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 2 to
  4 inches and ice accumulations of a light glaze. Winds gusting
  as high as 45 mph. For the Blizzard Warning, blizzard conditions
  expected. Winds gusting as high as 50 mph.

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

* WHEN...For the Winter Storm Warning, until 9 PM CST this 
  evening. For the Blizzard Warning, from 9 PM this evening to 3 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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>014-021-022-032-MNZ098-SDZ039-054>056-061-062-066-
067-171800-
/O.NEW.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
/O.EXT.KFSD.WS.W.0001.200117T1200Z-200118T0600Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista-
Ida-Rock-Kingsbury-Miner-Lake-Moody-McCook-Minnehaha-Turner-
Lincoln-
357 AM CST Fri Jan 17 2020

...WINTER STORM WARNING NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM CST
SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 4 to
  6 inches and ice accumulations of a light glaze. Winds gusting
  as high as 45 mph. For the Blizzard Warning, blizzard conditions
  expected. Total snow accumulations of up to one inch. Winds 
  gusting as high as 50 mph.

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday.

* IMPACTS...Travel could be very difficult. Areas of blowing snow
  could significantly reduce visibility. The hazardous conditions
  could impact the morning or evening commute. Gusty winds could
  bring down tree branches. The cold wind chills as low as 25
  below zero could cause frostbite on exposed skin in as little as
  30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

SDZ052-057>059-171800-
/O.NEW.KFSD.BZ.W.0001.200118T0300Z-200118T2100Z/
/O.EXT.KFSD.WS.W.0001.200117T1200Z-200118T0300Z/
Jerauld-Brule-Aurora-Davison-
357 AM CST Fri Jan 17 2020

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...BLIZZARD WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM CST
SATURDAY...

* WHAT...For the Winter Storm Warning snow accumulations of 1 to 3
  inches and ice accumulations of a light glaze. Winds gusting as
  high as 45 mph. For the Blizzard Warning, blizzard conditions
  expected. Total snow accumulations of up to one inch. Winds 
  gusting as high as 50 mph.

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

* WHEN...For the Winter Storm Warning, until 9 PM CST this 
  evening. For the Blizzard Warning, from 9 PM this evening to 3 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches. The cold wind chills as 
  low as 20 below zero could cause frostbite on exposed skin in 
  as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

MNZ071-072-080-081-089-090-097-SDZ040-171800-
/O.NEW.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
/O.EXT.KFSD.WS.W.0001.200117T1400Z-200118T0600Z/
Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-Brookings-
357 AM CST Fri Jan 17 2020

...WINTER STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO
MIDNIGHT CST TONIGHT...
...BLIZZARD WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM CST
SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 3 to
  5 inches and ice accumulations of a light glaze. Winds gusting
  as high as 45 mph. For the Blizzard Warning, blizzard conditions
  expected. Total snow accumulations of up to one inch. Winds 
  gusting as high as 50 mph.

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

* WHEN...For the Winter Storm Warning, from 8 AM this morning to 
  midnight CST tonight. For the Blizzard Warning, from midnight 
  tonight to 6 PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches. The cold wind chills as 
  low as 30 below zero could cause frostbite on exposed skin in 
  as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

IAZ020-031-NEZ013-014-SDZ070-071-171800-
/O.NEW.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
/O.EXT.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
Plymouth-Woodbury-Dixon-Dakota-Clay-Union-
357 AM CST Fri Jan 17 2020

...WINTER STORM WARNING NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM CST
SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 4 to
  6 inches and ice accumulations of up to one tenth of an inch.
  Winds gusting as high as 45 mph. For the Blizzard Warning,
  blizzard conditions expected. Total snow accumulations of up to
  one inch. Winds gusting as high as 50 mph.

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday.

* IMPACTS...Travel could be very difficult. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$
7 follow-up statements
988 
WWUS43 KFSD 171527
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
927 AM CST Fri Jan 17 2020


SDZ050-063-064-068-069-172330-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0300Z/
/O.CON.KFSD.BZ.W.0001.200118T0300Z-200118T2100Z/
Gregory-Charles Mix-Douglas-Bon Homme-Yankton-
Including the cities of Gregory, Burke, Wagner, Platte, 
Lake Andes, Marty, Armour, Corsica, Delmont, Tyndall, Scotland, 
Springfield, Avon, Tabor, and Yankton
927 AM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...BLIZZARD WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
3 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, additional snow 
  accumulations of 3 to 5 inches and ice accumulations of a 
  light glaze. Winds gusting as high as 40 mph. For the Blizzard 
  Warning, blizzard conditions expected. Total snow 
  accumulations of up to one inch. Winds gusting as high as 50 
  mph. 

* WHERE...Bon Homme and Yankton Counties.

* WHEN...For the Winter Storm Warning, until 9 PM CST this 
  evening. For the Blizzard Warning, from 9 PM this evening to 3 
  PM CST Saturday. 

* IMPACTS...Travel could be very difficult. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

Travel should be restricted to emergencies only. 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>014-021-022-032-MNZ098-SDZ039-054>056-061-062-066-
067-172330-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista-
Ida-Rock-Kingsbury-Miner-Lake-Moody-McCook-Minnehaha-Turner-
Lincoln-
Including the cities of Rock Rapids, George, Inwood, Larchwood, 
Sibley, Spirit Lake, Milford, Arnolds Park, Sioux Center, 
Orange City, Rock Valley, Hawarden, Hull, Sheldon, Hartley, 
Sanborn, Spencer, Cherokee, Storm Lake, Ida Grove, Holstein, 
Battle Creek, Luverne, De Smet, Arlington, Lake Preston, Howard, 
Madison, Orland, Flandreau, Salem, Canistota, Bridgewater, 
Montrose, Sioux Falls, Parker, Centerville, Marion, Viborg, 
Irene, Hurley, Chancellor, Canton, Lennox, Tea, and Harrisburg
927 AM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 4 
  to 6 inches and ice accumulations of a light glaze. Winds 
  gusting as high as 45 mph. For the Blizzard Warning, blizzard 
  conditions expected. Total snow accumulations of up to one 
  inch. Winds gusting as high as 50 mph. 

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday. 

* IMPACTS...Travel could be very difficult. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches. The cold wind chills as 
  low as 25 below zero could cause frostbite on exposed skin in 
  as little as 30 minutes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

Travel should be restricted to emergencies only. 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.

&&

$$

SDZ038-052-053-057>060-065-172330-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0300Z/
/O.CON.KFSD.BZ.W.0001.200118T0300Z-200118T2100Z/
Beadle-Jerauld-Sanborn-Brule-Aurora-Davison-Hanson-Hutchinson-
Including the cities of Huron, Wessington Springs, Alpena, 
Woonsocket, Chamberlain, Kimball, Plankinton, White Lake, 
Stickney, Mitchell, Alexandria, Emery, Parkston, Freeman, Menno, 
Tripp, and Clayton
927 AM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...BLIZZARD WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
3 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 3 
  to 5 inches and ice accumulations of a light glaze. Winds 
  gusting as high as 45 mph. For the Blizzard Warning, blizzard 
  conditions expected. Total snow accumulations of up to one 
  inch. Winds gusting as high as 50 mph. 

* WHERE...Beadle, Sanborn, Hanson and Hutchinson Counties.

* WHEN...For the Winter Storm Warning, until 9 PM CST this 
  evening. For the Blizzard Warning, from 9 PM this evening to 3 
  PM CST Saturday. 

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches. The cold wind chills as 
  low as 20 below zero could cause frostbite on exposed skin in 
  as little as 30 minutes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

Travel should be restricted to emergencies only. 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.

&&

$$

MNZ071-072-080-081-089-090-097-SDZ040-172330-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-Brookings-
Including the cities of Tyler, Hendricks, Lake Benton, Ivanhoe, 
Marshall, Slayton, Fulda, Windom, Mountain Lake, Worthington, 
Jackson, Lakefield, Pipestone, and Brookings
927 AM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 3 
  to 5 inches and ice accumulations of a light glaze. Winds 
  gusting as high as 45 mph. For the Blizzard Warning, blizzard 
  conditions expected. Total snow accumulations of up to one 
  inch. Winds gusting as high as 50 mph. 

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

* WHEN...For the Winter Storm Warning, from 8 AM this morning to 
  midnight CST tonight. For the Blizzard Warning, from midnight 
  tonight to 6 PM CST Saturday. 

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches. The cold wind chills as 
  low as 30 below zero could cause frostbite on exposed skin in 
  as little as 30 minutes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

Travel should be restricted to emergencies only. 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.

&&

$$

IAZ020-031-NEZ013-014-SDZ070-071-172330-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Plymouth-Woodbury-Dixon-Dakota-Clay-Union-
Including the cities of Le Mars, Sioux City, Wakefield, Ponca, 
Allen, South Sioux City, Vermillion, North Sioux City, Beresford,
Elk Point, Alcester, and Jefferson
927 AM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, snow accumulations of 4 
  to 6 inches and ice accumulations of up to one tenth of an 
  inch. Winds gusting as high as 45 mph. For the Blizzard 
  Warning, blizzard conditions expected. Total snow 
  accumulations of up to one inch. Winds gusting as high as 50 
  mph. 

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday. 

* IMPACTS...Travel could be very difficult. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Gusty 
  winds could bring down tree branches. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

Travel should be restricted to emergencies only. 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.

&&

$$
071 
WWUS43 KFSD 172156 
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
356 PM CST Fri Jan 17 2020

SDZ050-063-064-068-069-180600-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0300Z/
/O.CON.KFSD.BZ.W.0001.200118T0300Z-200118T2100Z/
Gregory-Charles Mix-Douglas-Bon Homme-Yankton-
356 PM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...BLIZZARD WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
3 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, wintry mix expected.
  Additional snow accumulations of up to one inch and ice
  accumulations of a light glaze. Winds gusting as high as 35 mph
  this evening. For the Blizzard Warning, blizzard conditions 
  expected. Total snow accumulations of up to one inch and winds 
  gusting as high as 55 mph.

* WHERE...Yankton, Bon Homme, Charles Mix, Douglas and Gregory 
  Counties.

* WHEN...For the Winter Storm Warning, until 9 PM CST this 
  evening. For the Blizzard Warning, from 9 PM this evening to 3 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could significantly reduce visibility. The cold wind chills
  as low as 20 below zero could cause frostbite on exposed skin 
  in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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>014-021-022-032-MNZ098-SDZ039-054>056-061-062-066-
067-180600-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista-
Ida-Rock-Kingsbury-Miner-Lake-Moody-McCook-Minnehaha-Turner-
Lincoln-
356 PM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, wintry mix expected.
  Additional snow accumulations of up to one inch and ice
  accumulations of up to one tenth of an inch. Winds gusting as
  high as 40 mph this evening. For the Blizzard Warning, blizzard
  conditions expected. Total snow accumulations of up to two
  inches and ice accumulations of a light glaze. Winds gusting as
  high as 55 mph.

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could significantly reduce visibility. The cold wind 
  chills as low as 25 below zero could cause frostbite on exposed 
  skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

SDZ038-052-053-057>060-065-180600-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0300Z/
/O.CON.KFSD.BZ.W.0001.200118T0300Z-200118T2100Z/
Beadle-Jerauld-Sanborn-Brule-Aurora-Davison-Hanson-Hutchinson-
356 PM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...BLIZZARD WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO
3 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, wintry mix expected.
  Additional snow accumulations of up to one inch and ice
  accumulations of a light glaze. Winds gusting as high as 35 mph
  this evening. For the Blizzard Warning, blizzard conditions
  expected. Total snow accumulations of up to two inches and winds
  gusting as high as 55 mph.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota.

* WHEN...For the Winter Storm Warning, until 9 PM CST this 
  evening. For the Blizzard Warning, from 9 PM this evening to 3 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could significantly reduce visibility. The cold wind 
  chills as low as 25 below zero could cause frostbite on exposed 
  skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

MNZ071-072-080-081-089-090-097-SDZ040-180600-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-Brookings-
356 PM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, wintry mix expected.
  Additional snow accumulations of up to one inch and ice
  accumulations of around one tenth of an inch. Winds gusting as
  high as 40 mph this evening. For the Blizzard Warning, blizzard
  conditions expected. Total snow accumulations of up to two
  inches and winds gusting as high as 50 mph.

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could significantly reduce visibility. The cold wind 
  chills as low as 30 below zero could cause frostbite on exposed 
  skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

IAZ020-031-NEZ013-014-SDZ070-071-180600-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Plymouth-Woodbury-Dixon-Dakota-Clay-Union-
356 PM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, wintry mix expected.
  Additional snow accumulations of up to one inch and ice
  accumulations of up to one tenth of an inch. Winds gusting as
  high as 40 mph this evening. For the Blizzard Warning, blizzard
  conditions expected. Total snow accumulations of up to one inch
  and winds gusting as high as 55 mph.

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could significantly reduce visibility. The cold wind 
  chills as low as 20 below zero could cause frostbite on exposed 
  skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$
332 
WWUS43 KFSD 180315
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
915 PM CST Fri Jan 17 2020

SDZ038-050-052-053-057>060-063>065-068-069-181230-
/O.EXP.KFSD.WS.W.0001.000000T0000Z-200118T0300Z/
/O.CON.KFSD.BZ.W.0001.000000T0000Z-200118T2100Z/
Beadle-Gregory-Jerauld-Sanborn-Brule-Aurora-Davison-Hanson-
Charles Mix-Douglas-Hutchinson-Bon Homme-Yankton-
915 PM CST Fri Jan 17 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 3 PM CST SATURDAY...
...WINTER STORM WARNING HAS EXPIRED...

* WHAT...Blizzard conditions expected. Additional snow
  accumulations of up to one inch. Winds gusting as high as 55 
  mph. Wind chills as low as 25 below zero.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota.

* WHEN...Until 3 PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Strong winds could 
  cause extensive damage to trees and power lines. The cold wind 
  chills as low as 25 below zero could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel should be restricted to emergencies only. 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>014-021-022-032-MNZ098-SDZ039-054>056-061-062-066-
067-181230-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Cherokee-Buena Vista-
Ida-Rock-Kingsbury-Miner-Lake-Moody-McCook-Minnehaha-Turner-
Lincoln-
915 PM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, wintry mix expected.
  Additional snow accumulations of up to one inch and ice
  accumulations of a light glaze. Winds gusting as high as 40 mph.
  For the Blizzard Warning, blizzard conditions expected. Total
  snow accumulations of up to one inch. Winds gusting as high as 
  55 mph. Wind chills as low as 30 below zero.

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Gusty winds could 
  bring down tree branches. The cold wind chills as low as 30 
  below zero could cause frostbite on exposed skin in as little 
  as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

MNZ071-072-080-081-089-090-097-SDZ040-181230-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-Brookings-
915 PM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, wintry mix expected.
  Additional snow accumulations of up to one inch and ice
  accumulations of a light glaze. Winds gusting as high as 35 mph.
  For the Blizzard Warning, blizzard conditions expected. Total
  snow accumulations of up to one inch. Winds gusting as high as 
  50 mph. Wind chills as low as 30 below zero.

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Gusty winds could 
  bring down tree branches. The cold wind chills as low as 30 
  below zero could cause frostbite on exposed skin in as little 
  as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$

IAZ020-031-NEZ013-014-SDZ070-071-181230-
/O.CON.KFSD.WS.W.0001.000000T0000Z-200118T0600Z/
/O.CON.KFSD.BZ.W.0001.200118T0600Z-200119T0000Z/
Plymouth-Woodbury-Dixon-Dakota-Clay-Union-
915 PM CST Fri Jan 17 2020

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM CST SATURDAY...

* WHAT...For the Winter Storm Warning, wintry mix expected.
  Additional snow accumulations of up to one inch and ice
  accumulations of a light glaze. Winds gusting as high as 35 mph.
  For the Blizzard Warning, blizzard conditions expected. Total
  snow accumulations of up to one inch. Winds gusting as high as
  55 mph. Wind chills as low as 20 below zero.

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

* WHEN...For the Winter Storm Warning, until midnight CST 
  tonight. For the Blizzard Warning, from midnight tonight to 6 
  PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Gusty winds could 
  bring down tree branches. The cold wind chills as low as 20 
  below zero could cause frostbite on exposed skin in as little 
  as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

Travel should be restricted to emergencies only. 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.

&&

$$
215 
WWUS43 KFSD 180943
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
343 AM CST Sat Jan 18 2020

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ039-040-054>056-061-062-066-067-070-071-181745-
/O.NEW.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
/O.CON.KFSD.BZ.W.0001.000000T0000Z-200119T0000Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Kingsbury-Brookings-Miner-Lake-Moody-
McCook-Minnehaha-Turner-Union-
343 AM CST Sat Jan 18 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST SUNDAY...

* WHAT...For the Blizzard Warning, blizzard conditions. Additional
  snow accumulations of up to one inch. Winds gusting as high as 
  55 mph. For the Wind Chill Advisory, very cold wind chills 
  expected. Wind chills as low as 35 below zero.

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

* WHEN...For the Blizzard Warning, until 6 PM CST this evening. 
  For the Wind Chill Advisory, from 6 PM this evening to noon 
  CST Sunday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Gusty winds could 
  bring down tree branches. The dangerously cold wind chills 
  could cause frostbite on exposed skin in as little as 10 
  minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel should be restricted to emergencies only. If you must
travel, have a winter survival kit with you. If you get stranded,
stay with your vehicle. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

SDZ038-052-053-058>060-064-065-068-069-181745-
/O.NEW.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
/O.CON.KFSD.BZ.W.0001.000000T0000Z-200118T2100Z/
Beadle-Jerauld-Sanborn-Aurora-Davison-Hanson-Douglas-Hutchinson-
Bon Homme-Yankton-
343 AM CST Sat Jan 18 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 3 PM CST THIS
AFTERNOON...
...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST SUNDAY...

* WHAT...For the Blizzard Warning, blizzard conditions. 
  Additional snow accumulations of up to one inch. Winds gusting 
  as high as 55 mph. For the Wind Chill Advisory, very cold wind 
  chills expected. Wind chills as low as 30 below zero.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota.

* WHEN...For the Blizzard Warning, until 3 PM CST this 
  afternoon. For the Wind Chill Advisory, from 6 PM this evening 
  to noon CST Sunday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. Strong winds could 
  cause tree damage. The dangerously cold wind chills could 
  cause frostbite on exposed skin in as little as 10 minutes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel should be restricted to emergencies only. If you must
travel, have a winter survival kit with you. If you get stranded,
stay with your vehicle. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

SDZ050-057-063-181745-
/O.CON.KFSD.BZ.W.0001.000000T0000Z-200118T2100Z/
Gregory-Brule-Charles Mix-
343 AM CST Sat Jan 18 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 3 PM CST THIS
AFTERNOON...

* WHAT...Blizzard conditions expected. Additional snow 
  accumulations of up to one inch. Winds gusting as high as 55 
  mph. Wind chills as low as 25 below zero.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota.

* WHEN...Until 3 PM CST Saturday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Strong winds could 
  cause extensive damage to trees and power lines. The cold wind 
  chills as low as 25 below zero could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel should be restricted to emergencies only. 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.

&&

$$
916 
WWUS43 KFSD 181738
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1138 AM CST Sat Jan 18 2020

SDZ038-052-053-058>060-064-065-068-069-190145-
/O.CAN.KFSD.BZ.W.0001.000000T0000Z-200118T2100Z/
/O.NEW.KFSD.WW.Y.0005.200118T1738Z-200119T0000Z/
/O.CON.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Beadle-Jerauld-Sanborn-Aurora-Davison-Hanson-Douglas-Hutchinson-
Bon Homme-Yankton-
1138 AM CST Sat Jan 18 2020

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...
...BLIZZARD WARNING IS CANCELLED...

* WHAT...For the Winter Weather Advisory, blowing snow. Winds
  gusting as high as 45 mph. For the Wind Chill Advisory, very 
  cold wind chills expected. Wind chills as low as 30 below zero.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota.

* WHEN...For the Winter Weather Advisory, until 6 PM CST this 
  evening. For the Wind Chill Advisory, from 6 PM this evening 
  to noon CST Sunday.

* IMPACTS...Areas of blowing snow could significantly reduce
  visibility. The cold wind chills could cause frostbite on
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling, especially in open areas. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

SDZ057-063-190000-
/O.CAN.KFSD.BZ.W.0001.000000T0000Z-200118T2100Z/
/O.NEW.KFSD.WW.Y.0005.200118T1738Z-200119T0000Z/
Brule-Charles Mix-
1138 AM CST Sat Jan 18 2020

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...BLIZZARD WARNING IS CANCELLED...

* WHAT...Blowing snow. Winds gusting as high as 45 mph.

* WHERE...Brule and Charles Mix Counties.

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

* IMPACTS...Areas of blowing snow could significantly reduce
  visibility. The cold wind chills as low as 25 below zero could
  cause frostbite on exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling, especially in open areas. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

SDZ050-181845-
/O.CAN.KFSD.BZ.W.0001.000000T0000Z-200118T2100Z/
Gregory-
1138 AM CST Sat Jan 18 2020

...BLIZZARD WARNING IS CANCELLED...

Patchy blowing snow will still be possible throughout the daytime
hours; however, decreasing winds and improving road webcams show 
that blizzard level impacts have ended.

$$

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ039-040-054>056-061-062-066-067-070-071-190145-
/O.CON.KFSD.BZ.W.0001.000000T0000Z-200119T0000Z/
/O.CON.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Kingsbury-Brookings-Miner-Lake-Moody-
McCook-Minnehaha-Turner-Union-
1138 AM CST Sat Jan 18 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...For the Blizzard Warning, low visibility and hazardous
  driving conditions. Winds gusting as high as 50 mph. For the 
  Wind Chill Advisory, very cold wind chills expected. Wind chills
  as low as 35 below zero.

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

* WHEN...For the Blizzard Warning, until 6 PM CST this evening. 
  For the Wind Chill Advisory, from 6 PM this evening to noon 
  CST Sunday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The dangerously cold 
  wind chills could cause frostbite on exposed skin in as little 
  as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel should be restricted to emergencies only. If you must
travel, have a winter survival kit with you. If you get stranded,
stay with your vehicle. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
148 
WWUS43 KFSD 181940
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
140 PM CST Sat Jan 18 2020

IAZ031-NEZ013-014-SDZ070-071-190345-
/O.CAN.KFSD.BZ.W.0001.000000T0000Z-200119T0000Z/
/O.EXA.KFSD.WW.Y.0005.000000T0000Z-200119T0000Z/
/O.CON.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Woodbury-Dixon-Dakota-Clay-Union-
140 PM CST Sat Jan 18 2020

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...
...BLIZZARD WARNING IS CANCELLED...

* WHAT...For the Winter Weather Advisory, blowing snow. Winds
  gusting as high as 45 mph. For the Wind Chill Advisory, very
  cold wind chills expected. Wind chills as low as 30 below zero.

* WHERE...In South Dakota, Clay and Union Counties. In Nebraska, 
  Dixon and Dakota Counties. In Iowa, Woodbury County.

* WHEN...For the Winter Weather Advisory, until 6 PM CST this 
  evening. For the Wind Chill Advisory, from 6 PM this evening 
  to noon CST Sunday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The dangerously 
  cold wind chills could cause frostbite on exposed skin in as 
  little as 10 minutes.

* ADDITIONAL DETAILS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling, especially in open areas. 

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
SDZ039-040-054>056-061-062-066-067-190345-
/O.CON.KFSD.BZ.W.0001.000000T0000Z-200119T0000Z/
/O.CON.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Kingsbury-Brookings-Miner-Lake-Moody-McCook-
Minnehaha-Turner-
140 PM CST Sat Jan 18 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...For the Blizzard Warning, low visibility and hazardous 
  driving conditions. Winds gusting as high as 50 mph. For the 
  Wind Chill Advisory, very cold wind chills expected. Wind 
  chills as low as 35 below zero.

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

* WHEN...For the Blizzard Warning, until 6 PM CST this evening. 
  For the Wind Chill Advisory, from 6 PM this evening to noon 
  CST Sunday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing snow
  could significantly reduce visibility. The dangerously cold wind
  chills could cause frostbite on exposed skin in as little as 10
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel should be restricted to emergencies only. If you must
travel, have a winter survival kit with you. If you get stranded,
stay with your vehicle.

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

SDZ038-052-053-058>060-064-065-068-069-190345-
/O.CON.KFSD.WW.Y.0005.000000T0000Z-200119T0000Z/
/O.CON.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Beadle-Jerauld-Sanborn-Aurora-Davison-Hanson-Douglas-Hutchinson-
Bon Homme-Yankton-
140 PM CST Sat Jan 18 2020

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST SUNDAY...

* WHAT...For the Winter Weather Advisory, blowing snow. Winds 
  gusting as high as 45 mph. For the Wind Chill Advisory, very 
  cold wind chills expected. Wind chills as low as 30 below zero.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota.

* WHEN...For the Winter Weather Advisory, until 6 PM CST this 
  evening. For the Wind Chill Advisory, from 6 PM this evening 
  to noon CST Sunday.

* IMPACTS...Areas of blowing snow could significantly reduce
  visibility. The cold wind chills could cause frostbite on
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling, especially in open areas.

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

SDZ057-063-190000-
/O.CON.KFSD.WW.Y.0005.000000T0000Z-200119T0000Z/
Brule-Charles Mix-
140 PM CST Sat Jan 18 2020

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

* WHAT...Blowing snow. Winds gusting as high as 45 mph.

* WHERE...Brule and Charles Mix Counties.

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

* IMPACTS...Areas of blowing snow could significantly reduce
  visibility. The cold wind chills as low as 25 below zero could
  cause frostbite on exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling, especially in open areas.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
451 
WWUS43 KFSD 182357 AAA
WSWFSD

URGENT - WINTER WEATHER MESSAGE...UPDATED
National Weather Service Sioux Falls SD
557 PM CST Sat Jan 18 2020

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
SDZ039-040-054>056-061-062-066-067-191200-
/O.EXP.KFSD.BZ.W.0001.000000T0000Z-200119T0000Z/
/O.CON.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Kingsbury-Brookings-Miner-Lake-Moody-McCook-
Minnehaha-Turner-
557 PM CST Sat Jan 18 2020

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST SUNDAY...
...BLIZZARD WARNING WILL EXPIRE AT 6 PM CST THIS EVENING...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  35 below zero.

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

* WHEN...Until noon CST Sunday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

IAZ031-NEZ013-014-SDZ038-052-053-058>060-064-065-068>071-191200-
/O.EXP.KFSD.WW.Y.0005.000000T0000Z-200119T0000Z/
/O.CON.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Woodbury-Dixon-Dakota-Beadle-Jerauld-Sanborn-Aurora-Davison-
Hanson-Douglas-Hutchinson-Bon Homme-Yankton-Clay-Union-
557 PM CST Sat Jan 18 2020

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST SUNDAY...
...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  30 below zero.

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

* WHEN...Until noon CST Sunday.

* IMPACTS...The dangerously cold wind chills could cause 
  frostbite on exposed skin in as little as 10 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

SDZ057-063-191200-
/O.EXP.KFSD.WW.Y.0005.000000T0000Z-200119T0000Z/
/O.EXA.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Brule-Charles Mix-
557 PM CST Sat Jan 18 2020

...WIND CHILL ADVISORY IN EFFECT UNTIL NOON CST SUNDAY...
...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  25 below zero.

* WHERE...Brule and Charles Mix Counties.

* WHEN...Until noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

SDZ050-191200-
/O.EXA.KFSD.WC.Y.0003.200119T0000Z-200119T1800Z/
Gregory-
557 PM CST Sat Jan 18 2020

...WIND CHILL ADVISORY IN EFFECT UNTIL NOON CST SUNDAY...

* WHAT...Very cold wind chills expected. Wind chills as low as 
  20 below zero.

* WHERE...Gregory County.

* WHEN...Until noon CST Sunday.

* IMPACTS...The cold wind chills could cause frostbite on 
  exposed skin in as little as 30 minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling outside. Wear appropriate clothing, a
hat, and gloves. 

&&

$$

Nearby

Blizzard Warnings in South Dakota, 2020Blizzard Warnings in Iowa, 2020Blizzard Warnings in Minnesota, 2020Every blizzard warning in 2020

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.