Alert archive / South Dakota / Winter Storm Warnings in 2018

Winter Storm Warning 9, NWS Sioux Falls, SD

December 25, 201819 counties in South Dakota; Lincoln County, Lyon County, Minnesota

NWS Sioux Falls, SD issued this winter storm warning at Dec 25, 2018, 3:17 PM CST for 19 counties in South Dakota; Lincoln County, Lyon County, Minnesota. It took effect at Dec 26, 2018, 9:00 AM CST. It was in force for 51 hr. 30 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 25, 2018, 3:17 PM CST (21:17 UTC)
In effect from
Dec 26, 2018, 9:00 AM CST
Expired
Dec 28, 2018, 12:00 PM CST
In force
51 hr
Issued by
NWS Sioux Falls, SD
All 21 counties

Lincoln County, MN, Lyon County, MN, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings County, SD, Brule County, SD, Charles Mix 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, McCook County, SD, Miner County, SD, Sanborn County, SD, Turner County, SD, Yankton County, SD

The radar

The Sioux Falls radar (KFSD), 87 km from the middle of the area, began a volume at 21:21 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 26, 11:30 AM CSTSNOW 2Yankton, SDREPORT VIA SOCIAL MEDIA.
Dec 26, 12:00 PM CSTSNOW 1.7Huron, SD
Dec 27, 12:02 PM CSTSNOW 3Yankton, SDVISIBILITY BELOW 300 FT.
Dec 27, 4:00 PM CSTSNOW 4.51 Se Parker, SD
Dec 27, 4:30 PM CSTHEAVY SNOW 6.3Tyndall, SDSTORM TOTAL THROUGH 430 PM.
Dec 27, 5:00 PM CSTHEAVY SNOW 6.5Mitchell, SD
Dec 27, 6:00 PM CSTSNOW 4.5Menno, SD
Dec 27, 6:08 PM CSTHEAVY SNOW 7.2Huron, SD
Dec 27, 7:00 PM CSTSNOW 7.3Iroquois, SDCO-OP OBSERVER STATION IRQS2, HURON-18MI.E.
Dec 27, 7:30 PM CSTHEAVY SNOW 5.85 S Mitchell, SD
Dec 27, 11:00 PM CSTSNOW 11.42 S Mitchell, SDCO-OP OBSERVER STATION MCLS2, MITCHELL.
Dec 27, 11:00 PM CSTSNOW 11.4Mitchell, SDCO-OP OBSERVER STATION MCLS2, MITCHELL.
Dec 27, 11:00 PM CSTSNOW 11.4Mitchell, SDCORRECTS PREVIOUS SNOW REPORT FROM 2 S MITCHELL. CO-OP OBSERVER STATION MCLS2, MITCHELL.
Dec 27, 11:00 PM CSTSNOW 11.4Mitchell, SDCORRECTS PREVIOUS SNOW REPORT FROM MITCHELL. CO-OP OBSERVER STATION MCLS2, MITCHELL.
Dec 28, 6:00 AM CSTSNOW 4.5Hurley, SDCOCORAHS STATION SD-TR-9, HURLEY.
Dec 28, 6:30 AM CSTSNOW 7.52 Ese Yankton, SDCO-OP OBSERVER STATION YTNS2, 2 SE YANKTON.
Dec 28, 6:30 AM CSTSNOW 7.52 E Yankton, SDCO-OP OBSERVER STATION YTNS2, 2 E YANKTON.
Dec 28, 6:30 AM CSTSNOW 7.52 E Yankton, SDCO-OP OBSERVER STATION YTNS2, 2 SE YANKTON.
Dec 28, 6:41 AM CSTHEAVY SNOW 7.52 S Huron, SDEVENT TOTAL SNOWFALL.
Dec 28, 7:00 AM CSTSNOW 6Wessington Springs, SDCO-OP OBSERVER STATION WSPS2, WESSINGTON SPRINGS.
Dec 28, 7:00 AM CSTSNOW 7De Smet, SDCOCORAHS STATION SD-KY-5, DE SMET.
Dec 28, 7:00 AM CSTSNOW 7.12 N Chester, SDCO-OP OBSERVER STATION CHES2, CHESTER 2N.
Dec 28, 7:00 AM CSTSNOW 9.2White Lake, SDCO-OP OBSERVER STATION WITS2, WHITE LAKE.
Dec 28, 8:00 AM CSTSNOW 7.6Tyndall, SDCO-OP OBSERVER STATION TYNS2, TYNDALL.
Dec 28, 8:00 AM CSTSNOW 81 S Marshall, MNCOCORAHS STATION MN-LY-2, MARSHALL 0.6 S.
Dec 28, 8:00 AM CSTSNOW 81 Sw Brookings, SDCOCORAHS STATION SD-BK-3, 1 SW BROOKINGS.
Dec 28, 8:00 AM CSTHEAVY SNOW 82 S Armour, SD
Dec 28, 8:00 AM CSTSNOW 8.11 Ne Brookings, SDCO-OP OBSERVER STATION BROS2, 2 NE BROOKINGS.
Dec 28, 8:00 AM CSTSNOW 8.75 W Bruce, SDCOCORAHS STATION SD-BK-45, 5 W BRUCE.
Dec 28, 9:00 AM CSTSNOW 101 Nnw Marshall, MNCO-OP OBSERVER STATION MMLM5, MARSHALL.

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, 9.3 hours before the alert went out and 136 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 2018-12-25Temperature 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 2018-12-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.19395878Sfc1 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
518 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
94 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

207 
WWUS43 KFSD 252117
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
317 PM CST Tue Dec 25 2018

MNZ071-SDZ040-055-260530-
/O.UPG.KFSD.WS.A.0013.181227T0000Z-181228T1200Z/
/O.NEW.KFSD.WS.W.0009.181227T0000Z-181228T1200Z/
Lincoln MN-Brookings-Lake-
317 PM CST Tue Dec 25 2018

...WINTER STORM WARNING IN EFFECT FROM 6 PM WEDNESDAY TO 6 AM CST
FRIDAY...

* WHAT...Mixed precipitation expected. Total snow accumulations 
  of 5 to 8 inches and ice accumulations of up to one tenth of an 
  inch expected. Winds gusting as high as 35 mph.

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

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

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of blowing
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible. 

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

&&

$$

SDZ038-039-050-052>054-057>060-063-064-260530-
/O.UPG.KFSD.WS.A.0013.181226T1200Z-181228T1200Z/
/O.NEW.KFSD.WS.W.0009.181227T0000Z-181228T1200Z/
Beadle-Kingsbury-Gregory-Jerauld-Sanborn-Miner-Brule-Aurora-
Davison-Hanson-Charles Mix-Douglas-
317 PM CST Tue Dec 25 2018

...WINTER STORM WARNING IN EFFECT FROM 6 PM WEDNESDAY TO 6 AM CST
FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 7 to 13
  inches and ice accumulations of a light glaze expected. Winds 
  gusting as high as 35 mph.

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

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

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Areas of blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible. 

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

&&

$$

MNZ072-080-097-SDZ056-061-062-065-066-068-069-260530-
/O.CON.KFSD.WS.A.0013.181227T0000Z-181228T1200Z/
Lyon MN-Murray-Pipestone-Moody-McCook-Minnehaha-Hutchinson-Turner-
Bon Homme-Yankton-
317 PM CST Tue Dec 25 2018

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH LATE THURSDAY NIGHT...

* WHAT...Heavy snow possible. Periods of rain or freezing rain
  Wednesday night and Thursday. Total snow accumulations of 2 to 7
  inches possible for areas from Yankton to Sioux Falls to
  Marshall Minnesota. Ice accumulations of up to one tenth of an 
  inch possible. Winds could gust as high as 35 mph.

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

* WHEN...From Wednesday evening through late Thursday night.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Patchy blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
10 follow-up statements
835 
WWUS43 KFSD 260321
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
921 PM CST Tue Dec 25 2018


MNZ071-SDZ038>040-050-052>055-057>060-063-064-261130-
/O.CON.KFSD.WS.W.0009.181227T0000Z-181228T1200Z/
Lincoln MN-Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn-
Miner-Lake-Brule-Aurora-Davison-Hanson-Charles Mix-Douglas-
921 PM CST Tue Dec 25 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO
6 AM CST FRIDAY...

* WHAT...Mixed precipitation expected. Total snow accumulations 
  of 5 to 8 inches and ice accumulations of up to one tenth of 
  an inch expected. Winds gusting as high as 35 mph.

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

* ADDITIONAL DETAILS...Travel will likely become very difficult. 
  Areas of blowing snow could significantly reduce visibility. The
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible.

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

&&

$$

MNZ072-080-097-SDZ056-061-062-065-066-068-069-261130-
/O.CON.KFSD.WS.A.0013.181227T0000Z-181228T1200Z/
Lyon MN-Murray-Pipestone-Moody-McCook-Minnehaha-Hutchinson-Turner-
Bon Homme-Yankton-
921 PM CST Tue Dec 25 2018

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH LATE THURSDAY NIGHT...

* WHAT...Heavy snow possible. Periods of rain or freezing rain 
  Wednesday night and Thursday. Total snow accumulations of 2 to 
  7 inches possible for areas from Yankton to Sioux Falls to 
  Marshall Minnesota. Ice accumulations of up to one tenth of an 
  inch possible. Winds could gust as high as 35 mph.

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

* WHEN...From Wednesday evening through late Thursday night.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Patchy blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
428 
WWUS43 KFSD 260925
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
325 AM CST Wed Dec 26 2018

.A complex system will move into the central and northern Plains
today and tonight. A band of precipitation will move through 
today which will bring lighter precipitation amounts, but 2 to 4 
inches of snow will be possible in central SD as well as near 
highway 14 from Huron to Ivanhoe. Parts of southwest MN could see 
some freezing rain or sleet this afternoon and evening.

Rain will move in overnight for many locations with central SD
and highway 14 likely just cold enough to continue mixed
precipitation and snow. Some of this rain will be heavy at times 
for this time of year which could cause some problems on the
rivers in northwest IA, far southeast SD and northeast Nebraska. 
On the western edge colder air will slowly work from west to east 
late tonight into Thursday morning, bringing a transition to 
heavier snow and windy conditions.

MNZ072-261730-
/O.UPG.KFSD.WS.A.0013.181227T0000Z-181228T1200Z/
/O.EXB.KFSD.WS.W.0009.181226T2100Z-181228T1500Z/
Lyon MN-
325 AM CST Wed Dec 26 2018

...WINTER STORM WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO
9 AM CST FRIDAY...

* WHAT...Moderate to heavy snow and blowing snow. Total snow 
  accumulations of 5 to 9 inches and ice accumulations of a light 
  glaze expected. Winds gusting as high as 35 mph Thursday.

* WHERE...Lyon MN County.

* WHEN...From 3 PM this afternoon to 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible. 

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

&&

$$

SDZ061-065-068-261730-
/O.UPG.KFSD.WS.A.0013.181227T0000Z-181228T1200Z/
/O.EXB.KFSD.WS.W.0009.181227T1500Z-181228T1800Z/
McCook-Hutchinson-Bon Homme-
325 AM CST Wed Dec 26 2018

...WINTER STORM WARNING IN EFFECT FROM 9 AM THURSDAY TO NOON CST
FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 4 to 9 inches expected. 1 to 2 inches will be
  possible this morning with the heavier snow Thursday. Winds
  gusting as high as 40 mph Thursday.

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

* WHEN...From 9 AM Thursday to noon CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

SDZ038-050-052-057-261730-
/O.EXT.KFSD.WS.W.0009.181226T1500Z-181228T1200Z/
Beadle-Gregory-Jerauld-Brule-
325 AM CST Wed Dec 26 2018

...WINTER STORM WARNING NOW IN EFFECT FROM 9 AM THIS MORNING TO
6 AM CST FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 8 to 16 inches expected. Winds gusting as high
  as 40 mph late tonight into Thursday. The heaviest snow should 
  be tonight.

* WHEN...From 9 AM this morning to 6 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Areas of blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

MNZ071-SDZ039-040-261730-
/O.EXT.KFSD.WS.W.0009.181226T2100Z-181228T1500Z/
Lincoln MN-Kingsbury-Brookings-
325 AM CST Wed Dec 26 2018

...WINTER STORM WARNING NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO
9 AM CST FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 6 to 12 inches expected with the heavier
  amounts tonight. Winds gusting as high as 40 mph on Thursday.

* WHEN...From 3 PM this afternoon to 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Patchy blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

SDZ053-054-058>060-063-064-261730-
/O.EXT.KFSD.WS.W.0009.181227T0600Z-181228T1500Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
325 AM CST Wed Dec 26 2018

...WINTER STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
9 AM CST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 12
  inches expected. Winds gusting as high as 40 mph late tonight
  into Thursday.

* WHEN...From midnight tonight to 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Areas of blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

SDZ055-261730-
/O.EXT.KFSD.WS.W.0009.181227T1500Z-181228T1800Z/
Lake-
325 AM CST Wed Dec 26 2018

...WINTER STORM WARNING NOW IN EFFECT FROM 9 AM THURSDAY TO NOON
CST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 8
  inches expected. Winds gusting as high as 40 mph Thursday.

* WHEN...From 9 AM Thursday to noon CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Areas 
  of blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

MNZ080-097-SDZ056-062-066-069-261730-
/O.UPG.KFSD.WS.A.0013.181227T0000Z-181228T1200Z/
/O.NEW.KFSD.WW.Y.0027.181227T1800Z-181228T1800Z/
Murray-Pipestone-Moody-Minnehaha-Turner-Yankton-
325 AM CST Wed Dec 26 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON THURSDAY TO NOON
CST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 inches
  expected. An inch or two of accumulation along with light icing
  will be possible today. Winds gusting as high as 40 mph are 
  likely on Thursday.

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

* WHEN...From noon Thursday to noon CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. 

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

&&

$$

IAZ001-MNZ089-098-NEZ013-SDZ067-070-261730-
/O.NEW.KFSD.WW.Y.0027.181227T1800Z-181228T1800Z/
Lyon IA-Nobles-Rock-Dixon-Lincoln SD-Clay SD-
325 AM CST Wed Dec 26 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON THURSDAY TO NOON
CST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 3 inches
  expected. Winds gusting as high as 40 mph Thursday.

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

* WHEN...From noon Thursday to noon CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. 

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

&&

$$
431 
WWUS43 KFSD 262157
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
357 PM CST Wed Dec 26 2018

SDZ038-050-052-057-270600-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1200Z/
Beadle-Gregory-Jerauld-Brule-
357 PM CST Wed Dec 26 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 8 to 14 inches expected. Winds gusting as high
  as 40 mph Thursday into Thursday evening. The heaviest snow will
  occur during Thursday.

* WHEN...Through 6 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult to
  impossible. Areas of blowing snow could significantly reduce
  visibility. The hazardous conditions could impact the morning
  and evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

MNZ071-072-SDZ039-040-270600-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Lincoln MN-Lyon MN-Kingsbury-Brookings-
357 PM CST Wed Dec 26 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 5 to 11 inches expected with the heavier
  amounts this evening, and again at times Thursday and Thursday
  evening. Winds gusting as high as 40 mph on Thursday afternoon
  and Thursday night.

* WHEN...Through 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Patchy blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

SDZ053-054-058>060-063-064-270600-
/O.CON.KFSD.WS.W.0009.181227T0600Z-181228T1500Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
357 PM CST Wed Dec 26 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 9 AM CST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 12
  inches expected. Heaviest snowfall expected Thursday into
  Thursday evening. Winds gusting as high as 40 mph Thursday and
  Thursday night.

* WHEN...From midnight tonight to 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Areas of blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

SDZ055-061-065-068-270600-
/O.CON.KFSD.WS.W.0009.181227T1500Z-181228T1800Z/
Lake-McCook-Hutchinson-Bon Homme-
357 PM CST Wed Dec 26 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THURSDAY TO
NOON CST FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 5 to 9 inches expected. 1 to 2 inches of
  snowfall will be possible north of Interstate 90 late this
  afternoon and this evening before a change to rain, but heavier
  snow will fall Thursday and Thursday evening. Winds gusting as
  high as 40 mph Thursday afternoon and Thursday night.

* WHERE...Lake, McCook, Hutchinson and Bon Homme Counties.

* WHEN...From 9 AM Thursday to noon CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

IAZ001-MNZ080-089-097-098-NEZ013-SDZ056-062-066-067-069-070-
270600-
/O.CON.KFSD.WW.Y.0027.181227T1800Z-181228T1800Z/
Lyon IA-Murray-Nobles-Pipestone-Rock-Dixon-Moody-Minnehaha-Turner-
Lincoln SD-Yankton-Clay SD-
357 PM CST Wed Dec 26 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON THURSDAY
TO NOON CST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 inches
  expected. Light icing expected north of Interstate 90 Thursday. An
  inch of snow accumulation is possible late this afternoon and 
  early evening north of Interstate 90 before changing over to 
  rain. Winds gusting as high as 40 mph are likely later Thursday 
  and Thursday night.

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

* WHEN...From noon Thursday to noon CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving.

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

&&

$$
404 
WWUS43 KFSD 270422
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1022 PM CST Wed Dec 26 2018

SDZ038-050-052-057-271230-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1200Z/
Beadle-Gregory-Jerauld-Brule-
1022 PM CST Wed Dec 26 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow 
  accumulations of 5 to 10 inches. Winds gusting as high as 40 mph
  Thursday into Thursday evening.

* WHEN...Until 6 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible. 

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

&&

$$

MNZ071-072-SDZ039-040-271230-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Lincoln MN-Lyon MN-Kingsbury-Brookings-
1022 PM CST Wed Dec 26 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Additional snow
  accumulations of 6 to 11 inches, greatest west of Interstate 29
  and heaviest on Thursday. Ice accumulations of a glaze possible
  during transition on early Thursday. Winds gusting as high as 
  40 mph Thursday into Thursday night.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Areas of blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible. 

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

&&

$$

SDZ053-054-058>060-063-064-271230-
/O.CON.KFSD.WS.W.0009.181227T0600Z-181228T1500Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
1022 PM CST Wed Dec 26 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 6 to 11 inches expected, with greatest 
  snowfall on Thursday and Thursday evening. Winds gusting as high
  as 40 mph Thursday and Thursday night.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult to 
  impossible. Areas of blowing snow could significantly reduce 
  visibility. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

SDZ055-061-065-068-271230-
/O.CON.KFSD.WS.W.0009.181227T1500Z-181228T1800Z/
Lake-McCook-Hutchinson-Bon Homme-
1022 PM CST Wed Dec 26 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THURSDAY TO
NOON CST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 5 to 9
  inches and ice accumulations of a light glaze expected. Heaviest
  snow will fall later Thursday morning through Thursday evening.
  Winds will gust as high as 40 mph Thursday afternoon and
  Thursday night.

* WHERE...Bon Homme, Hutchinson, McCook and Lake Counties.

* WHEN...From 9 AM Thursday to noon CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible. 

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

&&

$$

IAZ001-MNZ080-089-097-098-NEZ013-SDZ056-062-066-067-069-070-
271230-
/O.CON.KFSD.WW.Y.0027.181227T1800Z-181228T1800Z/
Lyon IA-Murray-Nobles-Pipestone-Rock-Dixon-Moody-Minnehaha-Turner-
Lincoln SD-Yankton-Clay SD-
1022 PM CST Wed Dec 26 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON THURSDAY
TO NOON CST FRIDAY...

* WHAT...Mixed precipitation changing to snow expected. Total snow
  accumulations of 2 to 7 inches, with greatest amounts west of
  Interstate 29. A glaze of ice accumulation possible. Heaviest 
  snowfall will occur during the afternoon and early evening 
  Thursday. Winds gusting as high as 40 mph Thursday afternoon and
  night.

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

* WHEN...From noon Thursday to noon CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Expect slippery
roads and limited visibilities, and use caution while driving. 

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

&&

$$
001 
WWUS43 KFSD 270910
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
310 AM CST Thu Dec 27 2018

SDZ066-069-271715-
/O.UPG.KFSD.WW.Y.0027.181227T1800Z-181228T1800Z/
/O.EXA.KFSD.WS.W.0009.181227T1500Z-181228T1800Z/
Turner-Yankton-
310 AM CST Thu Dec 27 2018

...WINTER STORM WARNING IN EFFECT FROM 9 AM THIS MORNING TO NOON
CST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 7 
  inches expected. Winds gusting as high as 45 mph.

* WHERE...Turner and Yankton Counties.

* WHEN...From 9 AM this morning to noon CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Areas 
  of blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

SDZ038-050-052-057-271715-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1200Z/
Beadle-Gregory-Jerauld-Brule-
310 AM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY...

* WHAT...Heavy snow. Additional snow accumulations of 6 to 9 
  inches. Winds gusting as high as 45 mph.

* WHEN...Until 6 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

MNZ071-072-SDZ039-040-271715-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Lincoln MN-Lyon MN-Kingsbury-Brookings-
310 AM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Mixed precipitation early this morning then heavy snow.
  Additional snow accumulations of 4 to 7 inches and ice
  accumulations of a light glaze. Winds gusting as high as 45 
  mph.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible. 

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

&&

$$

SDZ053-054-058>060-063-064-271715-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
310 AM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Heavy snow. Additional snow accumulations of 5 to 10 
  inches. Winds gusting as high as 45 mph.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

SDZ055-061-065-068-271715-
/O.CON.KFSD.WS.W.0009.181227T1500Z-181228T1800Z/
Lake-McCook-Hutchinson-Bon Homme-
310 AM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO NOON CST FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 7 
  inches expected. Winds gusting as high as 40 mph.

* WHERE...Bon Homme, Hutchinson, McCook and Lake Counties.

* WHEN...From 9 AM this morning to noon CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

IAZ001-MNZ080-089-097-098-NEZ013-SDZ056-062-067-070-271715-
/O.CON.KFSD.WW.Y.0027.181227T1800Z-181228T1800Z/
Lyon IA-Murray-Nobles-Pipestone-Rock-Dixon-Moody-Minnehaha-
Lincoln SD-Clay SD-
310 AM CST Thu Dec 27 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO
NOON CST FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 1 to 4 
  inches expected. Winds gusting as high as 45 mph.

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

* WHEN...From noon today to noon CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. 

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

&&

$$
132 
WWUS43 KFSD 271640
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1040 AM CST Thu Dec 27 2018


SDZ038-050-052-057-280045-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1200Z/
Beadle-Gregory-Jerauld-Brule-
1040 AM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY...

* WHAT...Heavy snow. Additional snow accumulations of 6 to 9 
  inches. Winds gusting as high as 45 mph.

* WHEN...Until 6 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

MNZ071-072-SDZ039-040-280045-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Lincoln MN-Lyon MN-Kingsbury-Brookings-
1040 AM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Mixed precipitation early this morning then heavy snow. 
  Additional snow accumulations of 4 to 7 inches and ice 
  accumulations of a light glaze. Winds gusting as high as 45 
  mph.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible.

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

&&

$$

SDZ053-054-058>060-063-064-280045-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
1040 AM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Heavy snow. Additional snow accumulations of 5 to 9 
  inches. Winds gusting as high as 45 mph.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Travel could be very difficult. Areas of 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

SDZ055-061-065-066-068-069-280045-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1800Z/
Lake-McCook-Hutchinson-Turner-Bon Homme-Yankton-
1040 AM CST Thu Dec 27 2018

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

* WHAT...Heavy snow expected. Total snow accumulations of 4 to 7 
  inches expected. Winds gusting as high as 45 mph.

* WHERE...Turner and Yankton Counties.

* WHEN...From 9 AM this morning to noon CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Areas 
  of blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

IAZ012-020-031-NEZ014-SDZ071-280045-
/O.EXB.KFSD.WW.Y.0027.181227T1640Z-181228T1800Z/
Sioux-Plymouth-Woodbury-Dakota-Union-
1040 AM CST Thu Dec 27 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST FRIDAY...

* WHAT...Snow and a wintry mix. Additional snow accumulations of 
  up to two inches. Ice accumulations of a light glaze to a tenth 
  of an inch. Winds gusting as high as 45 mph.

* WHERE...In South Dakota, Union County. In Nebraska, Dakota 
  County. In Iowa, Sioux, Plymouth and Woodbury Counties.

* WHEN...Until noon CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. 

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

&&

$$

IAZ001-MNZ080-089-097-098-NEZ013-SDZ056-062-067-070-280045-
/O.EXT.KFSD.WW.Y.0027.181227T1640Z-181228T1800Z/
Lyon IA-Murray-Nobles-Pipestone-Rock-Dixon-Moody-Minnehaha-
Lincoln SD-Clay SD-
1040 AM CST Thu Dec 27 2018

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON CST FRIDAY...

* WHAT...Snow and a wintry mix. Additional snow accumulations of 
  1 to 4 inches expected. Ice accumulations of a light glaze. 
  Winds gusting as high as 45 mph.

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

* WHEN...Until noon CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving.

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

&&

$$
505 
WWUS43 KFSD 272122
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
322 PM CST Thu Dec 27 2018


SDZ055-061-065-066-068-069-280530-
/O.EXT.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Lake-McCook-Hutchinson-Turner-Bon Homme-Yankton-
322 PM CST Thu Dec 27 2018

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 4 inches and
  ice accumulations of a light glaze. Winds gusting as high as 45
  mph.

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

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Areas 
  of blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible. 

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

&&

$$

SDZ038-050-052-057-280530-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1200Z/
Beadle-Gregory-Jerauld-Brule-
322 PM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 5 inches. 
  Winds gusting as high as 45 mph.

* WHEN...Until 6 AM CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Areas 
  of blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

MNZ071-072-SDZ039-040-280530-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Lincoln MN-Lyon MN-Kingsbury-Brookings-
322 PM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 4 inches. 
  Winds gusting as high as 40 mph.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Areas 
  of blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

SDZ053-054-058>060-063-064-280530-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
322 PM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 5 inches. 
  Winds gusting as high as 45 mph.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Areas 
  of blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency. 

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

&&

$$

IAZ001-012-020-031-MNZ080-089-097-098-NEZ013-014-SDZ056-062-067-
070-071-280530-
/O.EXT.KFSD.WW.Y.0027.000000T0000Z-181228T1500Z/
Lyon IA-Sioux-Plymouth-Woodbury-Murray-Nobles-Pipestone-Rock-
Dixon-Dakota-Moody-Minnehaha-Lincoln SD-Clay SD-Union-
322 PM CST Thu Dec 27 2018

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Snow with a wintry mix possible. Additional snow
  accumulations 1 to 3 inches and ice accumulations of a light 
  glaze. Winds gusting as high as 45 mph.

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

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Expect slippery
roads and limited visibilities, and use caution while driving. 

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

&&

$$
820 
WWUS43 KFSD 280428
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1028 PM CST Thu Dec 27 2018

SDZ038-050-052-057-281200-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1200Z/
Beadle-Gregory-Jerauld-Brule-
1028 PM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM CST FRIDAY...

* WHAT...Snow and strong wind. Additional snow accumulations of 1
  to 2 inches. Winds gusting as high as 45 mph. Visibility under
  one half mile at times.

* WHEN...Until 6 AM CST Friday.

* ADDITIONAL DETAILS...Difficult if not impossible travel can be
  expected overnight. Areas of blowing snow could significantly 
  reduce visibility. The hazardous conditions could impact the 
  morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

MNZ071-072-SDZ039-040-281230-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Lincoln MN-Lyon MN-Kingsbury-Brookings-
1028 PM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Snow and blowing snow. Additional snow accumulations of 1
  to 2 inches. Winds gusting as high as 45 mph. Visibility of a
  half mile or less at times.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Difficult if not impossible travel can be
  expected overnight. Areas of blowing snow could significantly 
  reduce visibility. The hazardous conditions could impact the 
  morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

SDZ053-054-058>060-063-064-281230-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
1028 PM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Snow and blowing snow. Additional snow accumulations of
  around an inch. Winds gusting as high as 45 mph. Visibility of a
  half mile or less at times.

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Difficult if not impossible travel can be
  expected overnight. Areas of blowing snow could significantly 
  reduce visibility. The hazardous conditions could impact the 
  morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

SDZ055-061-065-066-068-069-281230-
/O.CON.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
Lake-McCook-Hutchinson-Turner-Bon Homme-Yankton-
1028 PM CST Thu Dec 27 2018

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Snow and blowing snow. Additional snow accumulations of
  around an inch. Winds gusting as high as 45 mph. Visibility at
  times of a half mile or less.

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

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Difficult if not impossible travel can be
  expected overnight. Areas of blowing snow could significantly 
  reduce visibility. The hazardous conditions could impact the 
  morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice will make travel very hazardous or impossible.

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

&&

$$

IAZ001-012-020-031-MNZ080-089-097-098-NEZ013-014-SDZ056-062-067-
070-071-281230-
/O.CON.KFSD.WW.Y.0027.000000T0000Z-181228T1500Z/
Lyon IA-Sioux-Plymouth-Woodbury-Murray-Nobles-Pipestone-Rock-
Dixon-Dakota-Moody-Minnehaha-Lincoln SD-Clay SD-Union-
1028 PM CST Thu Dec 27 2018

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
FRIDAY...

* WHAT...Snow and blowing snow. Additional snow accumulations of
  an inch or less. Winds gusting as high as 45 mph. Visibility
  less than a mile at times.

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

* WHEN...Until 9 AM CST Friday.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Expect slippery
roads and limited visibilities, and use caution while driving.

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

&&

$$
545 
WWUS43 KFSD 280952
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
352 AM CST Fri Dec 28 2018

SDZ050-052-057-281200-
/O.CAN.KFSD.WS.W.0009.000000T0000Z-181228T1200Z/
/O.EXB.KFSD.WW.Y.0027.000000T0000Z-181228T1200Z/
Gregory-Jerauld-Brule-
352 AM CST Fri Dec 28 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST EARLY THIS
MORNING...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Snow and blowing snow. Additional snow accumulations of 
  up to one inch. Winds gusting as high as 35 mph.

* WHERE...Gregory, Jerauld and Brule Counties.

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

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. 

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

&&

$$

SDZ053-054-058>060-063-064-281800-
/O.CAN.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
/O.EXB.KFSD.WW.Y.0027.000000T0000Z-181228T1800Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
352 AM CST Fri Dec 28 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Snow and blowing. Additional snow accumulations of up to
  one inch. Winds gusting as high as 40 mph.

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

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. 

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

&&

$$

SDZ055-061-065-066-068-069-281800-
/O.CAN.KFSD.WS.W.0009.000000T0000Z-181228T1500Z/
/O.EXB.KFSD.WW.Y.0027.000000T0000Z-181228T1800Z/
Lake-McCook-Hutchinson-Turner-Bon Homme-Yankton-
352 AM CST Fri Dec 28 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Snow and blowing snow. Additional snow accumulations of 
  up to one inch. Winds gusting as high as 40 mph.

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

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. 

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

&&

$$

MNZ071-072-SDZ038>040-281800-
/O.EXT.KFSD.WS.W.0009.000000T0000Z-181228T1800Z/
Lincoln MN-Lyon MN-Beadle-Kingsbury-Brookings-
352 AM CST Fri Dec 28 2018

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

* WHAT...Snow and blowing snow. Additional snow accumulations of
  around an inch. Winds gusting as high as 45 mph. Visibility of 
  a half mile or less at times.

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Difficult if not impossible travel can be 
  expected overnight. Areas of blowing snow could significantly 
  reduce visibility. The hazardous conditions could impact the 
  morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions will make travel very hazardous or impossible. If you
must travel, keep an extra flashlight, food and water in your
vehicle in case of an emergency.

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

&&

$$

IAZ002-003-013-014-021-022-032-MNZ081-090-281800-
/O.EXB.KFSD.WW.Y.0027.000000T0000Z-181228T1800Z/
Osceola-Dickinson-O'Brien-Clay IA-Cherokee-Buena Vista-Ida-
Cottonwood-Jackson-
352 AM CST Fri Dec 28 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Snow. Additional snow accumulations of up to one inch. 
  Winds gusting as high as 40 mph.

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

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving. 

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

&&

$$

IAZ001-012-020-031-MNZ080-089-097-098-NEZ013-014-SDZ056-062-067-
070-071-281800-
/O.EXT.KFSD.WW.Y.0027.000000T0000Z-181228T1800Z/
Lyon IA-Sioux-Plymouth-Woodbury-Murray-Nobles-Pipestone-Rock-
Dixon-Dakota-Moody-Minnehaha-Lincoln SD-Clay SD-Union-
352 AM CST Fri Dec 28 2018

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Snow and blowing snow. Additional snow accumulations of 
  an inch or less. Winds gusting as high as 45 mph. Visibility 
  less than a mile at times.

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

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Plan on slippery road conditions. Patchy 
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Expect slippery
roads and limited visibilities, and use caution while driving.

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

&&

$$
638 
WWUS43 KFSD 281800
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1200 PM CST Fri Dec 28 2018

MNZ071-072-SDZ038>040-281900-
/O.EXP.KFSD.WS.W.0009.000000T0000Z-181228T1800Z/
Lincoln MN-Lyon MN-Beadle-Kingsbury-Brookings-
1200 PM CST Fri Dec 28 2018

...WINTER STORM WARNING WILL EXPIRE AT NOON CST TODAY...

No new snow is expected and visibilities have improved across the
area. Winds will continue to gust into the 30 mph range this 
afternoon, leading to blowing snow and possible drifting on area
roads. Continue to check road conditions before traveling in the
area, and expect winter travel conditions with slick spots.

$$

IAZ001>003-012>014-020>022-031-032-MNZ080-081-089-090-097-098-
NEZ013-014-SDZ056-062-067-070-071-281900-
/O.EXP.KFSD.WW.Y.0027.000000T0000Z-181228T1800Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Moody-Minnehaha-Lincoln SD-Clay SD-
Union-
1200 PM CST Fri Dec 28 2018

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON CST TODAY...

Light snow will end over portions of northwest Iowa over the next
hour, but no significant accumulations are expected, so the
advisory will be allowed to expire. Nevertheless, winds will 
continue to gust into the 30 mph range this afternoon, leading to 
blowing snow and possible drifting on area roads. Continue to 
check road conditions before traveling in the area, and expect 
winter travel conditions with slick spots.

$$

SDZ053-054-058>060-063-064-281900-
/O.EXP.KFSD.WW.Y.0027.000000T0000Z-181228T1800Z/
Sanborn-Miner-Aurora-Davison-Hanson-Charles Mix-Douglas-
1200 PM CST Fri Dec 28 2018

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON CST TODAY...

No new snow is expected and visibilities have improved across the
area. Winds will continue to gust into the 30 mph range this 
afternoon, leading to blowing snow and possible drifting on area
roads. Continue to check road conditions before traveling in the
area, and expect winter travel conditions with slick spots.

$$

SDZ055-061-065-066-068-069-281900-
/O.EXP.KFSD.WW.Y.0027.000000T0000Z-181228T1800Z/
Lake-McCook-Hutchinson-Turner-Bon Homme-Yankton-
1200 PM CST Fri Dec 28 2018

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON CST TODAY...

No new snow is expected and visibilities have improved across the
area. Winds will continue to gust into the 30 mph range this 
afternoon, leading to blowing snow and possible drifting on area
roads. Continue to check road conditions before traveling in the
area, and expect winter travel conditions with slick spots.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 25, 3:17 AM CSTWinter Storm WatchFSDAurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 15 more24 hr

Nearby

Winter Storm Warnings in South Dakota, 2018Winter Storm Warnings in Minnesota, 2018Every winter storm warning in 2018

Sources

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