Alert archive / South Dakota / Wind Chill Warnings in 2017

Wind Chill Warning 2, NWS Sioux Falls, SD

December 30, 20174 states

NWS Sioux Falls, SD issued this wind chill warning at Dec 30, 2017, 2:59 AM CST for 4 states. It took effect at Dec 31, 2017, 12:00 AM CST. It was in force for 36 hr. 55 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 30, 2017, 2:59 AM CST (08:59 UTC)
In effect from
Dec 31, 2017, 12:00 AM CST
Expired
Jan 1, 2018, 12:00 PM CST
In force
36 hr
Issued by
NWS Sioux Falls, SD
All 45 counties

Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD

The radar

The Sioux Falls radar (KFSD), 16 km from the middle of the area, began a volume at 09:00 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 31, 12:00 AM CSTSNOW 0.42 S Huron, SD
Dec 31, 12:00 AM CSTSNOW 0.83 N Sioux Falls, SDCO-OP OBSERVER STATION FSDS2, SIOUX FALLS NWS.
Dec 31, 12:00 AM CSTSNOW 3.3Sergeant Bluff, IA
Dec 31, 6:00 AM CSTSNOW 0.13 N Sioux Falls, SDCO-OP OBSERVER STATION FSDS2, SIOUX FALLS NWS.
Dec 31, 6:30 AM CSTSNOW 1Howard, SD
Dec 31, 6:30 AM CSTSNOW 1.52 Ese Yankton, SD
Dec 31, 7:00 AM CSTSNOW 0.21 W Alexandria, SD
Dec 31, 7:00 AM CSTSNOW 0.52 Ne Worthington, MN
Dec 31, 7:00 AM CSTSNOW 0.5Orange City, IA
Dec 31, 7:00 AM CSTSNOW 0.5Sibley, IA
Dec 31, 7:00 AM CSTSNOW 0.5Washta, IA
Dec 31, 7:00 AM CSTSNOW 0.62 Nne Lakefield, MN
Dec 31, 7:00 AM CSTSNOW 0.63 Wnw Everly, IA
Dec 31, 7:00 AM CSTSNOW 0.81 S Huron, SD
Dec 31, 7:00 AM CSTSNOW 0.84 Sw Sioux Falls, SD
Dec 31, 7:00 AM CSTSNOW 0.86 Nw Montrose, SD
Dec 31, 7:00 AM CSTSNOW 0.8Sheldon, IA
Dec 31, 7:00 AM CSTSNOW 11 Ene Wall Lake, SD
Dec 31, 7:00 AM CSTSNOW 11 Wsw Canton, SD
Dec 31, 7:00 AM CSTSNOW 12 Wsw Garretson, SD
Dec 31, 7:00 AM CSTSNOW 13 N Hornick, IA
Dec 31, 7:00 AM CSTSNOW 18 Ssw Herrick, SD
Dec 31, 7:00 AM CSTSNOW 1Hurley, SD
Dec 31, 7:00 AM CSTSNOW 1Wessington Springs, SD
Dec 31, 7:00 AM CSTSNOW 1.12 N Chester, SD
Dec 31, 7:00 AM CSTSNOW 1.2Holstein, IA
Dec 31, 7:00 AM CSTSNOW 1.3Marion, SD
Dec 31, 7:00 AM CSTSNOW 1.45 S Chamberlain, SD
Dec 31, 7:00 AM CSTSNOW 1.52 Ne Burke, SD
Dec 31, 7:00 AM CSTSNOW 1.54 Ssw Pickstown, SD
Dec 31, 7:00 AM CSTSNOW 1.54 Sw Burke, SD
Dec 31, 7:00 AM CSTSNOW 1.59 S Dallas, SD
Dec 31, 7:00 AM CSTSNOW 1.5Clayton, SD
Dec 31, 7:00 AM CSTSNOW 1.5Emerson, NE
Dec 31, 7:00 AM CSTSNOW 1.5White Lake, SD
Dec 31, 7:00 AM CSTSNOW 1.83 Ese Sioux Falls, SD
Dec 31, 7:00 AM CSTSNOW 2.38 Ssw Chamberlain, SD
Dec 31, 7:00 AM CSTSNOW 2.6Chamberlain, SD
Dec 31, 7:00 AM CSTSNOW 2.77 Nne Chamberlain, SD
Dec 31, 7:00 AM CSTSNOW 310 W Dimock, SD
Dec 31, 7:00 AM CSTSNOW 31 Nw Wagner, SD
Dec 31, 7:00 AM CSTSNOW 31 Se Vermillion, SD
Dec 31, 7:00 AM CSTSNOW 3Bonesteel, SD
Dec 31, 7:00 AM CSTSNOW 43 Ese Dixon, SD
Dec 31, 7:00 AM CSTSNOW 45 W Armour, SD
Dec 31, 8:00 AM CSTSNOW 0.32 Nne Brookings, SD
Dec 31, 8:00 AM CSTSNOW 0.51 Nnw Pipestone, MN
Dec 31, 8:00 AM CSTSNOW 1.5Tyndall, SD
Dec 31, 9:00 AM CSTSNOW 313 Wnw Platte, SD
Dec 31, 11:00 AM CSTSNOW 2.51 Sse Vermillion, SDCO-OP OBSERVER STATION VRMS2, 2 SE VERMILLION.
Dec 31, 12:00 PM CSTSNOW 0.5Remsen, IACO-OP OBSERVER STATION RMSI4, REMSEN NO. 2.
Dec 31, 5:00 PM CSTSNOW 1.42 E Concord, NECO-OP OBSERVER STATION NESN1, NORTHEAST EXPERIMENT STATION.
Dec 31, 6:00 PM CSTSNOW 2Menno, SDCO-OP OBSERVER STATION MNOS2, MENNO.
Dec 31, 10:00 PM CSTSNOW 0.74 E Sioux Rapids, IACO-OP OBSERVER STATION SXRI4, 4 E SIOUX RAPIDS.
Dec 31, 10:00 PM CSTSNOW 14 Ene Salem, SDCO-OP OBSERVER STATION SLMS2, SALEM 5NE.

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

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 9.0 hours before the alert went out and 202 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Aberdeen, SD at 00:00Z on 2017-12-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 00:00Z on 2017-12-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -144 square meters per square second.1939587897117136156175Sfc1 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
807 m above ground
0-6 km bulk shear
111 kt
0-1 km storm-relative helicity
-144 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

842 
WWUS43 KFSD 300859
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
259 AM CST Sat Dec 30 2017

IAZ002-003-014-022-MNZ071-072-080-081-089-090-097-098-SDZ038>040-
054>056-301815-
/O.NEW.KFSD.WC.W.0002.171231T0600Z-180101T1800Z/
/O.EXB.KFSD.WC.Y.0006.171230T1800Z-171231T0600Z/
/O.CON.KFSD.WC.W.0001.000000T0000Z-171230T1800Z/
Osceola-Dickinson-Clay IA-Buena Vista-Lincoln MN-Lyon MN-Murray-
Cottonwood-Nobles-Jackson-Pipestone-Rock-Beadle-Kingsbury-
Brookings-Miner-Lake-Moody-
259 AM CST Sat Dec 30 2017

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...WIND CHILL ADVISORY IN EFFECT FROM NOON TODAY TO MIDNIGHT CST
TONIGHT...
...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST
MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 25 below zero
  to 45 below zero, with the coldest wind chills expected this
  morning and New Year's Eve through New Year's Day.

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

* WHEN...An extended period of dangerously cold wind chills are
  expected through Monday, with the most dangerous conditions
  expected New Year's Eve through New Year's Day.

* ADDITIONAL DETAILS...Dangerously cold wind chills may return
  again Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$

IAZ001-012-013-020-021-031-032-NEZ013-014-SDZ050-052-053-057>071-
301815-
/O.NEW.KFSD.WC.W.0002.171231T0600Z-180101T1800Z/
/O.EXT.KFSD.WC.Y.0006.000000T0000Z-171231T0600Z/
Lyon IA-Sioux-O'Brien-Plymouth-Cherokee-Woodbury-Ida-Dixon-Dakota-
Gregory-Jerauld-Sanborn-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln SD-
Bon Homme-Yankton-Clay SD-Union-
259 AM CST Sat Dec 30 2017

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT...
...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST
MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 20 below zero
  to 45 below zero, with the coldest wind chills expected New
  Year's Eve through New Year's Day.

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

* WHEN...An extended period of dangerously cold wind chills are
  expected through Monday, with the most dangerous conditions
  expected New Year's Eve through New Year's Day.

* ADDITIONAL DETAILS....Dangerously cold wind chills may return
  again Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$
10 follow-up statements
424 
WWUS43 KFSD 301746
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1146 AM CST Sat Dec 30 2017

IAZ002-003-014-022-MNZ071-072-080-081-089-090-097-098-SDZ038>040-
054>056-310400-
/O.EXP.KFSD.WC.W.0001.000000T0000Z-171230T1800Z/
/O.CON.KFSD.WC.W.0002.171231T0600Z-180101T1800Z/
/O.CON.KFSD.WC.Y.0006.171230T1800Z-171231T0600Z/
Osceola-Dickinson-Clay IA-Buena Vista-Lincoln MN-Lyon MN-Murray-
Cottonwood-Nobles-Jackson-Pipestone-Rock-Beadle-Kingsbury-
Brookings-Miner-Lake-Moody-
1146 AM CST Sat Dec 30 2017

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 25 below zero
  to 45 below zero.

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

* WHEN...An extended period of dangerously cold wind chills are 
  expected through Monday, with the most dangerous conditions 
  expected New Year's Eve through New Year's Day.

* ADDITIONAL DETAILS...Dangerously cold wind chills may return 
  again Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$

IAZ001-012-013-020-021-031-032-NEZ013-014-SDZ050-052-053-057>071-
310400-
/O.CON.KFSD.WC.W.0002.171231T0600Z-180101T1800Z/
/O.CON.KFSD.WC.Y.0006.000000T0000Z-171231T0600Z/
Lyon IA-Sioux-O'Brien-Plymouth-Cherokee-Woodbury-Ida-Dixon-Dakota-
Gregory-Jerauld-Sanborn-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln SD-
Bon Homme-Yankton-Clay SD-Union-
1146 AM CST Sat Dec 30 2017

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 20 below zero
  to 45 below zero.

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

* WHEN...An extended period of dangerously cold wind chills are 
  expected through Monday, with the most dangerous conditions 
  expected New Year's Eve through New Year's Day.

* ADDITIONAL DETAILS....Dangerously cold wind chills may return 
  again Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$
706 
WWUS43 KFSD 302056
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
256 PM CST Sat Dec 30 2017

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-310500-
/O.CON.KFSD.WC.W.0002.171231T0600Z-180101T1800Z/
/O.CON.KFSD.WC.Y.0006.000000T0000Z-171231T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
256 PM CST Sat Dec 30 2017

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously 
  cold wind chills will cause frostbite in as little as 10 
  minutes to exposed skin. Expect wind chills to range from 25 
  below zero to 45 below zero.

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

* WHEN...An extended period of dangerously cold wind chills are 
  expected through Monday, with the most dangerous conditions 
  expected New Year's Eve through New Year's Day.

* ADDITIONAL DETAILS...Dangerously cold wind chills may continue Monday
  night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$
350 
WWUS43 KFSD 310448
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1048 PM CST Sat Dec 30 2017

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-311300-
/O.CON.KFSD.WC.W.0002.171231T0600Z-180101T1800Z/
/O.CON.KFSD.WC.Y.0006.000000T0000Z-171231T0600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
1048 PM CST Sat Dec 30 2017

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 25 below zero
  to 45 below zero. 

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

* WHEN...An extended period of dangerously cold wind chills are 
  expected through Monday, with the most dangerous conditions 
  expected New Year's Eve through New Year's Day.

* ADDITIONAL DETAILS...Dangerously cold wind chills may continue 
  Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$
347 
WWUS43 KFSD 310609
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1209 AM CST Sun Dec 31 2017

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-311415-
/O.EXP.KFSD.WC.Y.0006.000000T0000Z-171231T0600Z/
/O.CON.KFSD.WC.W.0002.000000T0000Z-180101T1800Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
1209 AM CST Sun Dec 31 2017

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...
...WIND CHILL ADVISORY HAS EXPIRED...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 25 below zero
  to 45 below zero.

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

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS...Dangerously cold wind chills may continue
  Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

$$
240 
WWUS43 KFSD 311130
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
530 AM CST Sun Dec 31 2017

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-312330-
/O.CON.KFSD.WC.W.0002.000000T0000Z-180101T1800Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
530 AM CST Sun Dec 31 2017

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 25 below zero
  to 45 below zero.

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

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS...Dangerously cold wind chills may return
  Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

$$
995 
WWUS43 KFSD 311733
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1133 AM CST Sun Dec 31 2017

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-010145-
/O.CON.KFSD.WC.W.0002.000000T0000Z-180101T1800Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
1133 AM CST Sun Dec 31 2017

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously 
  cold wind chills will cause frostbite in as little as 10 
  minutes to exposed skin. Expect wind chills to range from 25 
  below zero to 45 below zero.

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

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS...Dangerously cold wind chills may return 
  Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

$$
365 
WWUS43 KFSD 312159
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
359 PM CST Sun Dec 31 2017


IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-010600-
/O.CON.KFSD.WC.W.0002.000000T0000Z-180101T1800Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
359 PM CST Sun Dec 31 2017

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously 
  cold wind chills will cause frostbite in as little as 10 
  minutes to exposed skin. Expect wind chills to range from 25 
  below zero to 45 below zero.

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

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS...Dangerously cold wind chills may return 
  Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

$$
987 
WWUS43 KFSD 010359
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
959 PM CST Sun Dec 31 2017

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-011200-
/O.CON.KFSD.WC.W.0002.000000T0000Z-180101T1800Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
959 PM CST Sun Dec 31 2017

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST MONDAY...

* WHAT...Dangerously cold wind chills expected. The dangerously 
  cold wind chills will cause frostbite in as little as 10 
  minutes to exposed skin. Expect wind chills to range from 25 
  below zero to 45 below zero.

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

* WHEN...Until noon CST Monday.

* ADDITIONAL DETAILS...Dangerously cold wind chills may return
  Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

$$
268 
WWUS43 KFSD 010930
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
330 AM CST Mon Jan 1 2018

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-011800-
/O.CON.KFSD.WC.W.0002.000000T0000Z-180101T1800Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
330 AM CST Mon Jan 1 2018

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Dangerously cold wind chills expected. The dangerously
  cold wind chills will cause frostbite in as little as 10 minutes
  to exposed skin. Expect wind chills to range from 25 below zero
  to 45 below zero.

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

* WHEN...Until noon CST today.

* ADDITIONAL DETAILS...Dangerously cold wind chills will likely
  return Monday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Warning means the combination of very cold air and
the wind will create dangerously low wind chill values. Frost
bite can occur quickly and even hypothermia or death if
precautions are not taken.

$$
598 
WWUS43 KFSD 011801
WSWFSD

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sioux Falls SD
1201 PM CST Mon Jan 1 2018

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-020215-
/O.EXP.KFSD.WC.W.0002.000000T0000Z-180101T1800Z/
/O.NEW.KFSD.WC.Y.0001.180102T0000Z-180102T1600Z/
Lyon IA-Osceola-Dickinson-Sioux-O'Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln MN-Lyon MN-Murray-Cottonwood-
Nobles-Jackson-Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-
Brookings-Gregory-Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-
Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-
Turner-Lincoln SD-Bon Homme-Yankton-Clay SD-Union-
1201 PM CST Mon Jan 1 2018

...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
CST TUESDAY...
...WIND CHILL WARNING HAS EXPIRED...

* WHAT...Very cold wind chills expected. The cold wind chills will
  cause frostbite in as little as 30 minutes to exposed skin.
  Expect wind chills to range from 20 below zero to 35 below 
  zero.

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

* WHEN...From 6 PM this evening to 10 AM CST Tuesday.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Chill Advisory means that cold air and the wind will
combine to create low wind chills. Frost bite and hypothermia can
occur if precautions are not taken. Make sure you wear a hat and
gloves.

$$

Nearby

Wind Chill Warnings in South Dakota, 2017Wind Chill Warnings in Iowa, 2017Wind Chill Warnings in Minnesota, 2017Every wind chill warning in 2017

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.