Alert archive / South Dakota / High Wind Warnings in 2021

High Wind Warning 4, NWS Sioux Falls, SD

December 4, 20216 counties in South Dakota

NWS Sioux Falls, SD issued this high wind warning at Dec 4, 2021, 3:11 PM CST for 6 counties in South Dakota. It took effect at Dec 5, 2021, 12:00 PM CST. It was in force for 9 hr. 6 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 4, 2021, 3:11 PM CST (21:11 UTC)
In effect from
Dec 5, 2021, 12:00 PM CST
Expired
Dec 5, 2021, 9:00 PM CST
In force
9 hr
Issued by
NWS Sioux Falls, SD

Counties Aurora County, SD, Brule County, SD, Charles Mix County, SD, Douglas County, SD, Gregory County, SD, Jerauld County, SD

The radar

The Sioux Falls radar (KFSD), 162 km from the middle of the area, began a volume at 21:12 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 5, 2:37 PM CSTNON-TSTM WND GST 6314 W Platte, SDMESONET STATION 154 SD RWIS PLATTE-WINNER BRIDGE.
Dec 5, 3:17 PM CSTNON-TSTM WND GST 545 W Plankinton, SDMESONET STATION 214 SD RWIS PLANKINTON.
Dec 5, 3:37 PM CSTNON-TSTM WND GST 551 S Kimball, SDMESONET STATION 25 SD RWIS KIMBALL.
Dec 5, 4:31 PM CSTNON-TSTM WND GST 532 E Dixon, SDMESONET STATION 283 SD RWIS DIXON JUNCTION OF SD44/SD47.
Dec 5, 5:00 PM CSTNON-TSTM WND GST 501 Wsw Fairfax, SDMESONET STATION EW7290 BUTTE 8NNW.
Dec 5, 5:03 PM CSTNON-TSTM WND GST 642 Wsw Pickstown, SDMESONET STATION 244 SD RWIS FT. RANDALL DAM.

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, 9.2 hours before the alert went out and 153 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 2021-12-04Temperature 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 2021-12-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -208 square meters per square second.1939587897117136Sfc1 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
1809 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
-208 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

637 
WWUS73 KFSD 042111
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
311 PM CST Sat Dec 4 2021

SDZ050-052-057-058-063-064-050515-
/O.NEW.KFSD.HW.W.0004.211205T1500Z-211206T0000Z/
Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas-
311 PM CST Sat Dec 4 2021

...HIGH WIND WARNING IN EFFECT FROM 9 AM TO 6 PM CST SUNDAY...

* WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph 
  expected.

* WHERE...Gregory, Jerauld, Brule, Aurora, Charles Mix and 
  Douglas Counties. This includes the Tribal Lands of the 
  Yankton Sioux Tribal Nation.

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

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

NEZ013-014-SDZ038>040-053>056-059>062-065>071-050515-
/O.NEW.KFSD.WI.Y.0017.211205T1500Z-211206T0000Z/
Dixon-Dakota-Beadle-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-
Davison-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln-
Bon Homme-Yankton-Clay-Union-
311 PM CST Sat Dec 4 2021

...WIND ADVISORY IN EFFECT FROM 9 AM TO 6 PM CST SUNDAY...

* WHAT...West winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of east central and southeast South Dakota 
  and northeast Nebraska. This includes the Tribal Lands of the 
  Flandreau Santee Sioux Tribal Nation.

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

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
5 follow-up statements
410 
WWUS73 KFSD 050250
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
850 PM CST Sat Dec 4 2021

SDZ050-052-057-058-063-064-051100-
/O.CON.KFSD.HW.W.0004.211205T1500Z-211206T0000Z/
Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas-
850 PM CST Sat Dec 4 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 AM TO 6 PM CST
SUNDAY...

* WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph 
  expected.

* WHERE...Gregory, Jerauld, Brule, Aurora, Charles Mix and 
  Douglas Counties. This includes the Tribal Lands of the 
  Yankton Sioux Tribal Nation.

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

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

NEZ013-014-SDZ038>040-053>056-059>062-065>071-051100-
/O.CON.KFSD.WI.Y.0017.211205T1500Z-211206T0000Z/
Dixon-Dakota-Beadle-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-
Davison-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln-
Bon Homme-Yankton-Clay-Union-
850 PM CST Sat Dec 4 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 6 PM CST SUNDAY...

* WHAT...West winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of east central and southeast South Dakota 
  and northeast Nebraska. This includes the Tribal Lands of the 
  Flandreau Santee Sioux Tribal Nation.

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

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
529 
WWUS73 KFSD 050900
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
300 AM CST Sun Dec 5 2021

SDZ050-052-057-058-063-064-051700-
/O.EXT.KFSD.HW.W.0004.211205T1800Z-211206T0300Z/
Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas-
300 AM CST Sun Dec 5 2021

...HIGH WIND WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM CST
THIS EVENING...

* WHAT...Northwest winds 25 to 40 mph with occasional gusts up to
  60 mph expected.

* WHERE...Charles Mix, Brule, Douglas, Jerauld, Gregory and 
  Aurora Counties. This includes the Tribal Lands of the Yankton 
  Sioux Tribal Nation.

* WHEN...From noon today to 9 PM CST this evening.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-051700-
/O.EXB.KFSD.WI.Y.0017.211205T2100Z-211206T0600Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-
300 AM CST Sun Dec 5 2021

...WIND ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO MIDNIGHT
CST TONIGHT...

* WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph 
  expected.

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

* WHEN...From 3 PM this afternoon to midnight CST tonight.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

NEZ013-014-SDZ038>040-053>056-059>062-065>071-051700-
/O.EXT.KFSD.WI.Y.0017.211205T1800Z-211206T0300Z/
Dixon-Dakota-Beadle-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-
Davison-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln-
Bon Homme-Yankton-Clay-Union-
300 AM CST Sun Dec 5 2021

...WIND ADVISORY NOW IN EFFECT FROM NOON TODAY TO 9 PM CST THIS
EVENING...

* WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of east central and southeast South Dakota 
  and northeast Nebraska. This includes the Tribal Lands of the 
  Flandreau Santee Sioux Tribal Nation.

* WHEN...From noon today to 9 PM CST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
773 
WWUS73 KFSD 051717
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1117 AM CST Sun Dec 5 2021

SDZ050-052-057-058-063-064-060130-
/O.CON.KFSD.HW.W.0004.211205T1800Z-211206T0300Z/
Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas-
1117 AM CST Sun Dec 5 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph 
  expected.

* WHERE...Charles Mix, Brule, Douglas, Jerauld, Gregory and 
  Aurora Counties. This includes the Tribal Lands of the Yankton 
  Sioux Tribal Nation.

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

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

NEZ013-014-SDZ038>040-053>056-059>062-065>071-060130-
/O.CON.KFSD.WI.Y.0017.211205T1800Z-211206T0300Z/
Dixon-Dakota-Beadle-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-
Davison-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln-
Bon Homme-Yankton-Clay-Union-
1117 AM CST Sun Dec 5 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of east central and southeast South Dakota 
  and northeast Nebraska. This includes the Tribal Lands of the 
  Flandreau Santee Sioux Tribal Nation.

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

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-060130-
/O.CON.KFSD.WI.Y.0017.211205T2100Z-211206T0600Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-
1117 AM CST Sun Dec 5 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO
MIDNIGHT CST TONIGHT...

* WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph 
  expected.

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

* WHEN...From 3 PM this afternoon to midnight CST tonight.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
526 
WWUS73 KFSD 052205
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
405 PM CST Sun Dec 5 2021

SDZ050-052-057-058-063-064-060300-
/O.CON.KFSD.HW.W.0004.000000T0000Z-211206T0300Z/
Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas-
405 PM CST Sun Dec 5 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

* WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph 
  expected.

* WHERE...Charles Mix, Brule, Douglas, Jerauld, Gregory and 
  Aurora Counties. This includes the Tribal Lands of the Yankton 
  Sioux Tribal Nation.

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

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

NEZ013-014-SDZ038>040-053>056-059>062-065>071-060300-
/O.CON.KFSD.WI.Y.0017.000000T0000Z-211206T0300Z/
Dixon-Dakota-Beadle-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-
Davison-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln-
Bon Homme-Yankton-Clay-Union-
405 PM CST Sun Dec 5 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of east central and southeast South Dakota 
  and northeast Nebraska. This includes the Tribal Lands of the 
  Flandreau Santee Sioux Tribal Nation.

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

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-060600-
/O.CON.KFSD.WI.Y.0017.000000T0000Z-211206T0600Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-
405 PM CST Sun Dec 5 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph 
  expected.

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

* WHEN...From 3 PM this afternoon to midnight CST tonight.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
816 
WWUS73 KFSD 060249
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
849 PM CST Sun Dec 5 2021

SDZ050-052-057-058-063-064-060400-
/O.EXP.KFSD.HW.W.0004.000000T0000Z-211206T0300Z/
Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas-
849 PM CST Sun Dec 5 2021

...HIGH WIND WARNING WILL EXPIRE AT 9 PM CST THIS EVENING...

Winds are slowly diminishing across the area.

$$

NEZ013-014-SDZ038>040-053>056-059>062-065>071-060600-
/O.EXT.KFSD.WI.Y.0017.000000T0000Z-211206T0600Z/
Dixon-Dakota-Beadle-Kingsbury-Brookings-Sanborn-Miner-Lake-Moody-
Davison-Hanson-McCook-Minnehaha-Hutchinson-Turner-Lincoln-
Bon Homme-Yankton-Clay-Union-
849 PM CST Sun Dec 5 2021

...WIND ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of east central and southeast South Dakota 
  and northeast Nebraska. This includes the Tribal Lands of the 
  Flandreau Santee Sioux Tribal Nation.

* WHEN...Until midnight CST tonight.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-060600-
/O.CON.KFSD.WI.Y.0017.000000T0000Z-211206T0600Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-
849 PM CST Sun Dec 5 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

* WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph 
  expected.

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

* WHEN...From 3 PM this afternoon to midnight CST tonight.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

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 4, 3:11 PM CSTWind AdvisoryFSDBeadle, Bon Homme, Brookings, Clay, Davison, Hanson and 12 more35 hr

Nearby

High Wind Warnings in South Dakota, 2021Every high wind warning in 2021

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.