Alert archive / South Dakota / Blizzard Warnings in 2020

Blizzard Warning 3, NWS Sioux Falls, SD

December 22, 20204 states

NWS Sioux Falls, SD issued this blizzard warning at Dec 22, 2020, 2:38 PM CST for 4 states. It took effect at Dec 23, 2020, 4:00 AM CST. It was in force for 23 hr. 19 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
Dec 22, 2020, 2:38 PM CST (20:38 UTC)
In effect from
Dec 23, 2020, 4:00 AM CST
Expired
Dec 24, 2020, 3:00 AM CST
In force
23 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 20:40 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
Dec 23, 10:00 AM CSTBLIZZARDChamberlain, SD
Dec 23, 10:00 AM CSTBLIZZARDHuron, SD
Dec 23, 11:00 AM CSTBLIZZARDMitchell, SD
Dec 23, 12:00 PM CSTSNOW 2.5Huron, SD
Dec 23, 12:00 PM CSTBLIZZARDMadison, SD
Dec 23, 12:00 PM CSTBLIZZARDYankton, SD
Dec 23, 12:30 PM CSTBLIZZARD3 Nnw Sioux Falls, SD
Dec 23, 12:30 PM CSTBLIZZARDBrookings, SD
Dec 23, 1:00 PM CSTBLIZZARDConcord, NE
Dec 23, 1:00 PM CSTBLIZZARDMarshall, MN
Dec 23, 1:30 PM CSTBLIZZARDPipestone, MN
Dec 23, 2:00 PM CSTSNOW 2.13 Nnw Sioux Falls, SD
Dec 23, 2:00 PM CSTBLIZZARDLuverne, MN
Dec 23, 3:15 PM CSTSNOW 2.4Vermillion, SDCORRECTS PREVIOUS SNOW REPORT FROM VERMILLION. STORM TOTAL SNOWFALL.
Dec 23, 3:15 PM CSTSNOW 2.4Vermillion, SDSTORM TOTAL SNOWFALL. RELAYED BY MEDIA.
Dec 23, 3:20 PM CSTSNOW 2.2Mitchell, SDSTORM TOTAL SNOWFALL. OFFICIAL OBSERVER REPORT FOR MITCHELL.
Dec 23, 4:10 PM CSTSNOW 4.5Hull, IASTORM TOTAL SNOWFALL. NEAR ZERO VISIBILITY AT TIME OF MEASUREMENT. REPORTED VIA SOCIAL MEDIA.
Dec 23, 4:15 PM CSTSNOW 4.5Tyndall, SDSTORM TOTAL SNOWFALL.
Dec 23, 5:00 PM CSTSNOW 3.5Concord, NESTORM TOTAL SNOWFALL.

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 12:00Z, 8.6 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 12:00Z on 2020-12-22Temperature 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 12:00Z on 2020-12-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 457 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
2127 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
457 m²/s²
0-3 km storm-relative helicity
325 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

515 
WWUS43 KFSD 222038
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
238 PM CST Tue Dec 22 2020

SDZ039-230445-
/O.UPG.KFSD.WW.Y.0023.201223T1200Z-201224T0300Z/
/O.NEW.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Kingsbury-
238 PM CST Tue Dec 22 2020

...BLIZZARD WARNING IN EFFECT FROM 6 AM TO 9 PM CST WEDNESDAY...

* WHAT...Blizzard conditions expected. Total snow accumulations
  one to 3 inches. Winds gusting as high as 55 mph.

* WHERE...Kingsbury County.

* WHEN...From 6 AM to 9 PM CST Wednesday.

* 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.

* ADDITIONAL DETAILS...This event could impact holiday travelers.
  Rapidly falling temperatures could lead to flash freezing of 
  roads.

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.

&&

$$

MNZ071-072-080-089-097-098-SDZ040-055-056-230445-
/O.UPG.KFSD.WS.A.0005.201223T1200Z-201224T0600Z/
/O.NEW.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Lincoln-Lyon-Murray-Nobles-Pipestone-Rock-Brookings-Lake-Moody-
238 PM CST Tue Dec 22 2020

...BLIZZARD WARNING IN EFFECT FROM 6 AM TO 9 PM CST WEDNESDAY...

* WHAT...Blizzard conditions expected. Total snow accumulations 
  of 2 to 5 inches. Winds gusting as high as 55 mph.

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

* WHEN...From 6 AM to 9 PM CST Wednesday.

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

* ADDITIONAL DETAILS...This event could impact holiday travelers.
  Rapidly falling temperatures could lead to flash freezing of 
  roads.

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.

&&

$$

IAZ003-014-021-022-032-230445-
/O.EXB.KFSD.WW.Y.0023.201223T1800Z-201224T0600Z/
Dickinson-Clay-Cherokee-Buena Vista-Ida-
238 PM CST Tue Dec 22 2020

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON WEDNESDAY TO
MIDNIGHT CST WEDNESDAY NIGHT...

* WHAT...Snow and blowing snow expected. Total snow accumulations
  of around one inch. Winds gusting as high as 50 mph.

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

* WHEN...From noon Wednesday to midnight CST Wednesday night.

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

* ADDITIONAL DETAILS...This event could impact holiday travelers.
  Rapidly falling temperatures could lead to flash freezing of 
  roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

IAZ020-031-NEZ013-014-SDZ054-060>062-065>071-230445-
/O.CON.KFSD.WW.Y.0023.201223T1200Z-201224T0300Z/
Plymouth-Woodbury-Dixon-Dakota-Miner-Hanson-McCook-Minnehaha-
Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
238 PM CST Tue Dec 22 2020

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 9 PM
CST WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations 2 to 4 inches. 
  Winds gusting as high as 55 mph.

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

* WHEN...From 6 AM to 9 PM CST Wednesday.

* 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.

* ADDITIONAL DETAILS...This event could impact holiday travelers.
  Rapidly falling temperatures could lead to flash freezing of 
  roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

SDZ038-050-052-053-057>059-063-064-230445-
/O.CON.KFSD.WW.Y.0023.201223T1000Z-201224T0000Z/
Beadle-Gregory-Jerauld-Sanborn-Brule-Aurora-Davison-Charles Mix-
Douglas-
238 PM CST Tue Dec 22 2020

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 6 PM
CST WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 1 to 3 inches.
  Winds gusting as high as 55 mph.

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

* WHEN...From 4 AM to 6 PM CST Wednesday.

* 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.

* ADDITIONAL DETAILS...This event could impact holiday travelers.
  Rapidly falling temperatures could lead to flash freezing of 
  roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

IAZ001-002-012-013-MNZ081-090-230445-
/O.CON.KFSD.WS.A.0005.201223T1200Z-201224T0600Z/
Lyon-Osceola-Sioux-O'Brien-Cottonwood-Jackson-
238 PM CST Tue Dec 22 2020

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH WEDNESDAY EVENING...

* WHAT...Blizzard conditions possible. Total snow accumulations 
  of 2 to 4 inches possible. Winds could gust as high as 50 mph.

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

* WHEN...From Wednesday morning through Wednesday evening.

* 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.

* ADDITIONAL DETAILS...This event could impact holiday travelers.
  Rapidly falling temperatures could lead to flash freezing of 
  roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare for possible blizzard conditions. Continue to monitor the
latest forecasts for updates on this situation. 

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
10 follow-up statements
931 
WWUS43 KFSD 230231
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
831 PM CST Tue Dec 22 2020

IAZ003-231100-
/O.UPG.KFSD.WW.Y.0023.201223T1800Z-201224T0600Z/
/O.EXB.KFSD.BZ.W.0003.201223T1600Z-201224T0600Z/
Dickinson-
831 PM CST Tue Dec 22 2020

...BLIZZARD WARNING IN EFFECT FROM 10 AM WEDNESDAY TO MIDNIGHT
CST WEDNESDAY NIGHT...

* WHAT...Blizzard conditions expected. Total snow accumulations 
  of 1 to 3 inches. Winds gusting as high as 50 mph.

* WHERE...Dickinson County.

* WHEN...From 10 AM Wednesday to midnight CST Wednesday night.

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

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.

&&

$$

IAZ002-013-MNZ081-090-231100-
/O.UPG.KFSD.WS.A.0005.201223T1200Z-201224T0600Z/
/O.EXB.KFSD.BZ.W.0003.201223T1600Z-201224T0600Z/
Osceola-O'Brien-Cottonwood-Jackson-
831 PM CST Tue Dec 22 2020

...BLIZZARD WARNING IN EFFECT FROM 10 AM WEDNESDAY TO MIDNIGHT
CST WEDNESDAY NIGHT...

* WHAT...Blizzard conditions expected. Total snow accumulations 
  of 2 to 4 inches. Winds gusting as high as 55 mph.

* WHERE...In Iowa, Osceola and O'Brien Counties. In Minnesota, 
  Cottonwood and Jackson Counties.

* WHEN...From 10 AM Wednesday to midnight CST Wednesday night.

* IMPACTS...Plan on slippery road conditions. Widespread blowing
  snow could significantly reduce visibility. The hazardous
  conditions could impact the morning and evening commute. Strong
  winds could cause tree damage. 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.

&&

$$

IAZ020-SDZ054-060>062-065>071-231100-
/O.UPG.KFSD.WW.Y.0023.201223T1200Z-201224T0300Z/
/O.EXA.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Plymouth-Miner-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln-
Bon Homme-Yankton-Clay-Union-
831 PM CST Tue Dec 22 2020

...BLIZZARD WARNING IN EFFECT FROM 6 AM TO 9 PM CST WEDNESDAY...

* WHAT...Blizzard conditions expected. Total snow accumulations of
  3 to 6 inches. Winds gusting as high as 55 mph.

* WHERE...Portions of east central and southeast South Dakota 
  and northwest Iowa.

* WHEN...From 6 AM to 9 PM CST Wednesday.

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

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.

&&

$$

SDZ053-059-064-231100-
/O.UPG.KFSD.WW.Y.0023.201223T1000Z-201224T0000Z/
/O.EXA.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Sanborn-Davison-Douglas-
831 PM CST Tue Dec 22 2020

...BLIZZARD WARNING IN EFFECT FROM 6 AM TO 9 PM CST WEDNESDAY...

* WHAT...Blizzard conditions expected. Total snow accumulations of
  2 to 5 inches. Winds gusting as high as 55 mph.

* WHERE...Sanborn, Davison and Douglas Counties.

* WHEN...From 6 AM to 9 PM CST Wednesday.

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

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.

&&

$$

IAZ001-012-231100-
/O.UPG.KFSD.WS.A.0005.201223T1200Z-201224T0600Z/
/O.EXA.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Lyon-Sioux-
831 PM CST Tue Dec 22 2020

...BLIZZARD WARNING IN EFFECT FROM 6 AM TO 9 PM CST WEDNESDAY...

* WHAT...Blizzard conditions expected. Total snow accumulations of
  2 to 5 inches. Winds gusting as high as 50 mph.

* WHERE...Lyon and Sioux Counties.

* WHEN...From 6 AM to 9 PM CST Wednesday.

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

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.

&&

$$

MNZ071-072-080-089-097-098-SDZ039-040-055-056-231100-
/O.CON.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Lincoln-Lyon-Murray-Nobles-Pipestone-Rock-Kingsbury-Brookings-
Lake-Moody-
831 PM CST Tue Dec 22 2020

...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM TO 9 PM CST
WEDNESDAY...

* WHAT...Blizzard conditions expected. Total snow accumulations of
  3 to 6 inches. Winds gusting as high as 55 mph.

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

* WHEN...From 6 AM to 9 PM CST Wednesday.

* IMPACTS...Plan on slippery road conditions. Widespread blowing
  snow could significantly reduce visibility. The hazardous
  conditions could impact the morning and evening commute. Strong
  winds could cause tree damage. 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...

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.

&&

$$

IAZ031-NEZ013-014-231100-
/O.CON.KFSD.WW.Y.0023.201223T1200Z-201224T0300Z/
Woodbury-Dixon-Dakota-
831 PM CST Tue Dec 22 2020

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 9 PM
CST WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 1 to 3 
  inches. Winds gusting as high as 55 mph.

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

* WHEN...From 6 AM to 9 PM CST Wednesday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

SDZ038-050-052-057-058-063-231100-
/O.CON.KFSD.WW.Y.0023.201223T1000Z-201224T0000Z/
Beadle-Gregory-Jerauld-Brule-Aurora-Charles Mix-
831 PM CST Tue Dec 22 2020

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 6 PM
CST WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 
  inches. Winds gusting as high as 60 mph.

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

* WHEN...From 4 AM to 6 PM CST Wednesday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing
  snow could significantly reduce visibility. The hazardous
  conditions could impact the morning and evening commute. Strong
  winds could cause tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

IAZ014-021-022-032-231100-
/O.CON.KFSD.WW.Y.0023.201223T1800Z-201224T0600Z/
Clay-Cherokee-Buena Vista-Ida-
831 PM CST Tue Dec 22 2020

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON WEDNESDAY
TO MIDNIGHT CST WEDNESDAY NIGHT...

* WHAT...Snow expected. Total snow accumulations of up to two 
  inches. Winds gusting as high as 50 mph.

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

* WHEN...From noon Wednesday to midnight CST Wednesday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
407 
WWUS43 KFSD 230446
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1046 PM CST Tue Dec 22 2020

IAZ031-NEZ013-014-231215-
/O.UPG.KFSD.WW.Y.0023.201223T1200Z-201224T0300Z/
/O.EXA.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Woodbury-Dixon-Dakota-
1046 PM CST Tue Dec 22 2020

...BLIZZARD WARNING IN EFFECT FROM 6 AM TO 9 PM CST WEDNESDAY...

* WHAT...Blizzard conditions expected. Total snow accumulations 
  of 2 to 4 inches. Winds gusting as high as 55 mph.

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

* WHEN...From 6 AM to 9 PM CST Wednesday.

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


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.

&&

$$

IAZ001-012-020-MNZ071-072-080-089-097-098-SDZ039-040-053>056-
059>062-064>071-231215-
/O.CON.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Lyon-Sioux-Plymouth-Lincoln-Murray-Nobles-Pipestone-Rock-
Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-Davison-Hanson-
McCook-Minnehaha-Douglas-Hutchinson-Turner-Bon Homme-Yankton-Clay-
Union-
1046 PM CST Tue Dec 22 2020

...BLIZZARD WARNING REMAINS IN EFFECT FROM 6 AM TO 9 PM CST
WEDNESDAY...

* WHAT...Blizzard conditions expected. Total snow accumulations 
  of 3 to 6 inches. Winds gusting as high as 55 mph.

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

* WHEN...From 6 AM to 9 PM CST Wednesday.

* IMPACTS...Plan on slippery road conditions. Widespread blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning and evening commute. 
  Strong winds could cause tree damage. 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...

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.

&&

$$

IAZ002-003-013-MNZ081-090-231215-
/O.CON.KFSD.BZ.W.0003.201223T1600Z-201224T0600Z/
Osceola-Dickinson-O'Brien-Cottonwood-Jackson-
1046 PM CST Tue Dec 22 2020

...BLIZZARD WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO
MIDNIGHT CST WEDNESDAY NIGHT...

* WHAT...Blizzard conditions expected. Total snow accumulations 
  of 2 to 4 inches. Winds gusting as high as 55 mph.

* WHERE...In Iowa, Osceola and O'Brien Counties. In Minnesota, 
  Cottonwood and Jackson Counties.

* WHEN...From 10 AM Wednesday to midnight CST Wednesday night.

* IMPACTS...Plan on slippery road conditions. Widespread blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning and evening commute. 
  Strong winds could cause tree damage. 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.

&&

$$

SDZ038-050-052-057-058-063-231215-
/O.CON.KFSD.WW.Y.0023.201223T1000Z-201224T0000Z/
Beadle-Gregory-Jerauld-Brule-Aurora-Charles Mix-
1046 PM CST Tue Dec 22 2020

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 6 PM
CST WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 
  inches. Winds gusting as high as 60 mph.

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

* WHEN...From 4 AM to 6 PM CST Wednesday.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning and evening commute. 
  Strong winds could cause tree damage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

IAZ014-021-022-032-231215-
/O.CON.KFSD.WW.Y.0023.201223T1800Z-201224T0600Z/
Clay-Cherokee-Buena Vista-Ida-
1046 PM CST Tue Dec 22 2020

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON WEDNESDAY
TO MIDNIGHT CST WEDNESDAY NIGHT...

* WHAT...Snow expected. Total snow accumulations of up to two 
  inches. Winds gusting as high as 50 mph.

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

* WHEN...From noon Wednesday to midnight CST Wednesday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

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

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
486 
WWUS43 KFSD 230917
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
317 AM CST Wed Dec 23 2020

SDZ038-050-052-057-058-063-231730-
/O.UPG.KFSD.WW.Y.0023.201223T1000Z-201224T0000Z/
/O.EXB.KFSD.BZ.W.0003.201223T1000Z-201224T0000Z/
Beadle-Gregory-Jerauld-Brule-Aurora-Charles Mix-
317 AM CST Wed Dec 23 2020

...BLIZZARD WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING...

* WHAT...Blizzard conditions expected. Total snow accumulations of
  3 to 6 inches. Winds gusting as high as 55 mph.

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

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

* IMPACTS...Plan on slippery road conditions. Widespread blowing
  snow could significantly reduce visibility. The hazardous
  conditions could impact the morning or evening commute. Strong
  winds could cause tree damage.

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.

&&

$$

IAZ014-021-022-032-231730-
/O.UPG.KFSD.WW.Y.0023.201223T1800Z-201224T0600Z/
/O.EXB.KFSD.BZ.W.0003.201223T1800Z-201224T0600Z/
Clay-Cherokee-Buena Vista-Ida-
317 AM CST Wed Dec 23 2020

...BLIZZARD WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT CST
TONIGHT...

* WHAT...Blizzard conditions expected. Total snow accumulations of
  2 to 4 inches. Winds gusting as high as 55 mph.

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

* WHEN...From noon today to midnight CST tonight.

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

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.

&&

$$

IAZ001-012-020-031-MNZ071-072-080-089-097-098-NEZ013-014-SDZ039-
040-053>056-059>062-064>071-231730-
/O.CON.KFSD.BZ.W.0003.201223T1200Z-201224T0300Z/
Lyon-Sioux-Plymouth-Woodbury-Lincoln-Murray-Nobles-Pipestone-Rock-
Dixon-Dakota-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-Davison-
Hanson-McCook-Minnehaha-Douglas-Hutchinson-Turner-Bon Homme-
Yankton-Clay-Union-
317 AM CST Wed Dec 23 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Blizzard conditions expected. Total snow accumulations of
  4 to 7 inches. Winds gusting as high as 55 mph.

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

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Travel could be very difficult. Widespread blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute. Strong 
  winds could cause tree damage. 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...

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.

&&

$$

IAZ002-003-013-MNZ081-090-231730-
/O.CON.KFSD.BZ.W.0003.201223T1600Z-201224T0600Z/
Osceola-Dickinson-O'Brien-Cottonwood-Jackson-
317 AM CST Wed Dec 23 2020

...BLIZZARD WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
MIDNIGHT CST TONIGHT...

* WHAT...Blizzard conditions expected. Total snow accumulations of
  4 to 7 inches. Winds gusting as high as 55 mph.

* WHERE...In Iowa, O'Brien, Osceola and Dickinson Counties. In 
  Minnesota, Cottonwood and Jackson Counties.

* WHEN...From 10 AM this morning to midnight CST tonight.

* IMPACTS...Plan on slippery road conditions. Widespread blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the evening commute. Strong winds 
  could cause tree damage. 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
405 
WWUS43 KFSD 231545
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
945 AM CST Wed Dec 23 2020

IAZ001-012-020-031-MNZ071-072-080-089-097-098-NEZ013-014-SDZ039-
040-053>056-059>062-064>071-232345-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0300Z/
Lyon-Sioux-Plymouth-Woodbury-Lincoln-Murray-Nobles-Pipestone-Rock-
Dixon-Dakota-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-Davison-
Hanson-McCook-Minnehaha-Douglas-Hutchinson-Turner-Bon Homme-
Yankton-Clay-Union-
945 AM CST Wed Dec 23 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Blizzard conditions. Additional snow accumulations of 2
  to 4 inches. Winds gusting as high as 60 mph.

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

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Plan on slippery road conditions. Widespread blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the evening commute. Strong winds 
  could cause extensive damage to trees and power lines. 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...

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.

&&

$$

SDZ038-050-052-057-058-063-232345-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0000Z/
Beadle-Gregory-Jerauld-Brule-Aurora-Charles Mix-
945 AM CST Wed Dec 23 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Blizzard conditions. Additional snow accumulations of 1
  to 3 inches. Winds gusting as high as 60 mph.

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

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

* IMPACTS...Plan on slippery road conditions. Widespread blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the evening commute. Strong winds 
  could cause tree damage.

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.

&&

$$

IAZ002-003-013-MNZ081-090-232345-
/O.CON.KFSD.BZ.W.0003.201223T1600Z-201224T0600Z/
Osceola-Dickinson-O'Brien-Cottonwood-Jackson-
945 AM CST Wed Dec 23 2020

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

* WHAT...Blizzard conditions expected. Total snow accumulations 
  of 3 to 5 inches. Winds gusting as high as 60 mph.

* WHERE...In Iowa, O'Brien, Osceola and Dickinson Counties. In 
  Minnesota, Cottonwood and Jackson Counties.

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions. Widespread blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the evening commute. Strong winds 
  could cause tree damage. 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.

&&

$$

IAZ014-021-022-032-232345-
/O.CON.KFSD.BZ.W.0003.201223T1800Z-201224T0600Z/
Clay-Cherokee-Buena Vista-Ida-
945 AM CST Wed Dec 23 2020

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

* WHAT...Blizzard conditions expected. Total snow accumulations of
  2 to 4 inches. Winds gusting as high as 60 mph.

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

* WHEN...Until midnight CST tonight.

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

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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
327 
WWUS43 KFSD 232353
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
553 PM CST Wed Dec 23 2020

SDZ038-050-052-057-058-063-240100-
/O.EXP.KFSD.BZ.W.0003.000000T0000Z-201224T0000Z/
Beadle-Gregory-Jerauld-Brule-Aurora-Charles Mix-
553 PM CST Wed Dec 23 2020

...BLIZZARD WARNING WILL EXPIRE AT 6 PM CST THIS EVENING...

Visibility may be locally reduced under 3 miles at times, but
blizzard conditions have come to an end.

$$

IAZ001-012-020-031-MNZ071-072-080-089-097-098-NEZ013-014-SDZ039-
040-053>056-059>062-064>071-240300-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0300Z/
Lyon-Sioux-Plymouth-Woodbury-Lincoln-Murray-Nobles-Pipestone-Rock-
Dixon-Dakota-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-Davison-
Hanson-McCook-Minnehaha-Douglas-Hutchinson-Turner-Bon Homme-
Yankton-Clay-Union-
553 PM CST Wed Dec 23 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Blizzard conditions. Winds gusting as high as 55 mph.

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

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Areas of blowing snow could significantly reduce 
  visibility. Strong winds could cause tree damage. 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.

&&

$$

IAZ002-003-013-014-021-022-032-MNZ081-090-240600-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0600Z/
Osceola-Dickinson-O'Brien-Clay-Cherokee-Buena Vista-Ida-
Cottonwood-Jackson-
553 PM CST Wed Dec 23 2020

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

* WHAT...Blizzard conditions. Additional snow accumulations of 
  up to one inch. Winds gusting as high as 60 mph.

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

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Strong winds could 
  cause tree damage. 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
244 
WWUS43 KFSD 240144
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
744 PM CST Wed Dec 23 2020

SDZ039-053-054-059-060-064-065-068-240245-
/O.CAN.KFSD.BZ.W.0003.000000T0000Z-201224T0300Z/
Kingsbury-Sanborn-Miner-Davison-Hanson-Douglas-Hutchinson-
Bon Homme-
744 PM CST Wed Dec 23 2020

...BLIZZARD WARNING IS CANCELLED...

Wind gusts may still produce localized visibility reductions, but
widespread blizzard conditions have ended. Continue to be aware
that brief period of blowing snow will continue into the overnight
hours. 

$$

IAZ001-012-020-031-MNZ071-072-080-089-097-098-NEZ013-014-SDZ040-
055-056-061-062-066-067-069>071-240300-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0300Z/
Lyon-Sioux-Plymouth-Woodbury-Lincoln-Murray-Nobles-Pipestone-Rock-
Dixon-Dakota-Brookings-Lake-Moody-McCook-Minnehaha-Turner-Yankton-
Clay-Union-
744 PM CST Wed Dec 23 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Blizzard conditions. Winds gusting as high as 55 mph.

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

* WHEN...Until 9 PM CST this evening.

* IMPACTS...Areas of blowing snow could significantly reduce 
  visibility. 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...

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.

&&

$$

IAZ002-003-013-014-021-022-032-MNZ081-090-240600-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0600Z/
Osceola-Dickinson-O'Brien-Clay-Cherokee-Buena Vista-Ida-
Cottonwood-Jackson-
744 PM CST Wed Dec 23 2020

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

* WHAT...Blizzard conditions. Additional snow accumulations of 
  up to one inch. Winds gusting as high as 55 mph.

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

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Strong winds could 
  cause tree damage. 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
343 
WWUS43 KFSD 240252
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
852 PM CST Wed Dec 23 2020

IAZ031-NEZ013-014-SDZ040-055-056-061-062-066-067-069>071-240400-
/O.CAN.KFSD.BZ.W.0003.000000T0000Z-201224T0300Z/
Woodbury-Dixon-Dakota-Brookings-Lake-Moody-McCook-Minnehaha-
Turner-Lincoln-Yankton-Clay-Union-
852 PM CST Wed Dec 23 2020

...BLIZZARD WARNING IS CANCELLED...

Visibilities have improved as winds continue to slowly weaken and
widespread blizzard conditions have ended.  However, be prepared 
for occasional bursts of stronger winds and very localized 
visibility reductions into the early overnight hours. Continue to
use extreme caution when traveling. 

$$

IAZ001-012-020-MNZ071-072-080-089-097-098-240600-
/O.EXT.KFSD.BZ.W.0003.000000T0000Z-201224T0600Z/
Lyon-Sioux-Plymouth-Lincoln-Murray-Nobles-Pipestone-Rock-
852 PM CST Wed Dec 23 2020

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

* WHAT...Blizzard conditions. Winds gusting as high as 50 mph.

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

* WHEN...Until midnight CST tonight.

* IMPACTS...Areas of blowing snow could significantly reduce 
  visibility. 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...

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.

&&

$$

IAZ002-003-013-014-021-022-032-MNZ081-090-240600-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0600Z/
Osceola-Dickinson-O'Brien-Clay-Cherokee-Buena Vista-Ida-
Cottonwood-Jackson-
852 PM CST Wed Dec 23 2020

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

* WHAT...Blizzard conditions. Additional snow accumulations of 
  up to one inch. Winds gusting as high as 50 mph.

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

* WHEN...Until midnight CST tonight.

* IMPACTS...Plan on slippery road conditions. Areas of blowing 
  snow could significantly reduce visibility. Strong winds could 
  cause tree damage. 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
927 
WWUS43 KFSD 240443
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1043 PM CST Wed Dec 23 2020

IAZ002-003-013-014-021-022-032-MNZ081-090-240900-
/O.EXT.KFSD.BZ.W.0003.000000T0000Z-201224T0900Z/
Osceola-Dickinson-O'Brien-Clay-Cherokee-Buena Vista-Ida-
Cottonwood-Jackson-
1043 PM CST Wed Dec 23 2020

...BLIZZARD WARNING NOW IN EFFECT UNTIL 3 AM CST THURSDAY...

* WHAT...Blizzard conditions. Winds gusting as high as 50 mph.

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

* WHEN...Until 3 AM CST Thursday.

* 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 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.

&&

$$

IAZ001-012-020-MNZ071-072-080-089-097-098-240600-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0600Z/
Lyon-Sioux-Plymouth-Lincoln-Murray-Nobles-Pipestone-Rock-
1043 PM CST Wed Dec 23 2020

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

* WHAT...Blizzard conditions. Winds gusting as high as 50 mph.

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

* WHEN...Until midnight CST tonight.

* IMPACTS...Areas of blowing snow could significantly reduce 
  visibility. 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...

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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
440 
WWUS43 KFSD 240555
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1155 PM CST Wed Dec 23 2020

IAZ001-012-020-MNZ071-072-080-089-097-098-240700-
/O.CAN.KFSD.BZ.W.0003.000000T0000Z-201224T0600Z/
Lyon-Sioux-Plymouth-Lincoln-Murray-Nobles-Pipestone-Rock-
1155 PM CST Wed Dec 23 2020

...BLIZZARD WARNING IS CANCELLED...

Visibilities have improved as winds continue to slowly weaken and
widespread blizzard conditions have ended. However, be prepared 
for occasional bursts of stronger winds and very localized 
visibility reductions into the early overnight hours. Continue to 
use extreme caution when traveling.

$$

IAZ002-003-013-014-021-022-032-MNZ081-090-240900-
/O.CON.KFSD.BZ.W.0003.000000T0000Z-201224T0900Z/
Osceola-Dickinson-O'Brien-Clay-Cherokee-Buena Vista-Ida-
Cottonwood-Jackson-
1155 PM CST Wed Dec 23 2020

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 3 AM CST THURSDAY...

* WHAT...Blizzard conditions. Winds gusting as high as 45 mph.

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

* WHEN...Until 3 AM CST Thursday.

* 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...

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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
198 
WWUS43 KFSD 240856
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
256 AM CST Thu Dec 24 2020

IAZ002-003-013-014-022-MNZ081-090-241700-
/O.EXP.KFSD.BZ.W.0003.000000T0000Z-201224T0900Z/
/O.NEW.KFSD.WC.Y.0007.201224T0900Z-201224T1800Z/
Osceola-Dickinson-O'Brien-Clay-Buena Vista-Cottonwood-Jackson-
256 AM CST Thu Dec 24 2020

...WIND CHILL ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...BLIZZARD WARNING WILL EXPIRE AT 3 AM CST EARLY THIS MORNING...

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

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

* WHEN...Until noon CST today.

* 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. 

&&

$$

IAZ021-032-241000-
/O.EXP.KFSD.BZ.W.0003.000000T0000Z-201224T0900Z/
Cherokee-Ida-
256 AM CST Thu Dec 24 2020

...BLIZZARD WARNING WILL EXPIRE AT 3 AM CST EARLY THIS MORNING...

Visibilities have improved as winds continue to slowly weaken and
widespread blizzard conditions have ended. However, be prepared 
for occasional bursts of stronger winds and very localized 
visibility reductions into the early overnight hours. Continue to 
use extreme caution when traveling.

$$

MNZ071-072-080-089-097-SDZ040-241700-
/O.NEW.KFSD.WC.Y.0007.201224T0900Z-201224T1800Z/
Lincoln-Lyon-Murray-Nobles-Pipestone-Brookings-
256 AM CST Thu Dec 24 2020

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

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

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

* WHEN...Until noon CST today.

* 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. 

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 22, 3:54 AM CSTWinter Storm WatchFSDBrookings, Lake, Moody17 hr
Dec 22, 11:50 AM CSTWinter Weather AdvisoryFSDAurora, Beadle, Bon Homme, Brule, Charles Mix, Clay and 15 more15 hr
Dec 22, 3:49 AM CSTWind AdvisoryFSDCottonwood, Jackson, Lincoln, Lyon, Murray, Nobles and 1 more13 hr

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.