Alert archive / Iowa / Wind Advisories in 2021
Wind Advisory 19, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind advisory at Dec 15, 2021, 9:07 PM CST for 4 states. It took effect at Dec 16, 2021, 12:00 AM CST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Dec 15, 2021, 9:07 PM CST (03:07 UTC)
- In effect from
- Dec 16, 2021, 12:00 AM CST
- Expired
- Dec 16, 2021, 6:00 AM CST
- In force
- 6 hr
- Issued by
- NWS Sioux Falls, SD
All 23 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida 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, Dakota County, NE, Dixon County, NE, Bon Homme County, SD, Clay County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 70 km from the middle of the area, began a volume at 03:06 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.
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 3.1 hours before the alert went out and 212 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.
- Mixed-layer CAPE
- 4 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 1685 m above ground
- 0-6 km bulk shear
- 103 kt
- 0-1 km storm-relative helicity
- -450 m²/s²
- 0-3 km storm-relative helicity
- -705 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
623 WWUS73 KFSD 160307 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 907 PM CST Wed Dec 15 2021 IAZ012>014-020>022-031-032-NEZ013-014-SDZ068>071-160900- /O.NEW.KFSD.WI.Y.0019.211216T0600Z-211216T0900Z/ /O.CON.KFSD.HW.W.0005.000000T0000Z-211216T0600Z/ Sioux-O'Brien-Clay-Plymouth-Cherokee-Buena Vista-Woodbury-Ida- Dixon-Dakota-Bon Homme-Yankton-Union- 907 PM CST Wed Dec 15 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...WIND ADVISORY IN EFFECT UNTIL 3 AM CST THURSDAY... * WHAT...For the High Wind Warning, west winds 30 to 40 mph with gusts up to 65 mph. For the Wind Advisory, west winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Portions of southeast South Dakota, northeast Nebraska and northwest and west central Iowa. * WHEN...For the High Wind Warning, until midnight CST tonight. For the Wind Advisory, until 3 AM CST Thursday. * 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. && $$ SDZ050-063>067-160600- /O.CON.KFSD.HW.W.0005.000000T0000Z-211216T0600Z/ Gregory-Charles Mix-Douglas-Hutchinson-Turner-Lincoln- 907 PM CST Wed Dec 15 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Northwest winds 30 to 40 mph with gusts up to 70 mph. * WHERE...Lincoln, Turner, Charles Mix, Douglas, Gregory and Hutchinson Counties. This includes the Tribal Lands of the Yankton Sioux Tribal Nation. * WHEN...Until midnight CST tonight. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ IAZ001>003-MNZ071-072-080-081-089-090-097-098-SDZ038>040-052>062- 160900- /O.CON.KFSD.HW.W.0005.000000T0000Z-211216T0900Z/ Lyon-Osceola-Dickinson-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Beadle-Kingsbury-Brookings-Jerauld-Sanborn-Miner- Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha- 907 PM CST Wed Dec 15 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM CST THURSDAY... * WHAT...West winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Portions of central, east central, south central and southeast South Dakota, northwest Iowa and southwest Minnesota. This includes the Tribal Lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...Until 3 AM CST Thursday. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
3 follow-up statements
081 WWUS73 KFSD 160552 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 1152 PM CST Wed Dec 15 2021 IAZ012>014-020>022-031-032-NEZ013-014-SDZ068>071-160900- /O.EXP.KFSD.HW.W.0005.000000T0000Z-211216T0600Z/ /O.CON.KFSD.WI.Y.0019.211216T0600Z-211216T0900Z/ Sioux-O'Brien-Clay-Plymouth-Cherokee-Buena Vista-Woodbury-Ida- Dixon-Dakota-Bon Homme-Yankton-Union- 1152 PM CST Wed Dec 15 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST THURSDAY... ...HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT... * WHAT...West winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Portions of southeast South Dakota, northeast Nebraska and northwest and west central Iowa. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ SDZ050-063>067-160700- /O.EXP.KFSD.HW.W.0005.000000T0000Z-211216T0600Z/ Gregory-Charles Mix-Douglas-Hutchinson-Turner-Lincoln- 1152 PM CST Wed Dec 15 2021 ...HIGH WIND WARNING WILL EXPIRE AT MIDNIGHT CST TONIGHT... While dangerous winds continue to subside, wind gusts will remain strong through the night, with gusts as high as 40 to 45 mph through daybreak. $$ IAZ001>003-MNZ071-072-080-081-089-090-097-098-SDZ038>040-052>062- 160900- /O.CON.KFSD.HW.W.0005.000000T0000Z-211216T0900Z/ Lyon-Osceola-Dickinson-Lincoln-Murray-Cottonwood-Nobles-Jackson- Pipestone-Rock-Beadle-Kingsbury-Brookings-Jerauld-Sanborn-Miner- Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha- 1152 PM CST Wed Dec 15 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM CST THURSDAY... * WHAT...Northwest winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Portions of central, east central, south central and southeast South Dakota, northwest Iowa and southwest Minnesota. This includes the Tribal Lands of the Flandreau Santee Sioux Tribal Nation. * WHEN...Until 3 AM CST Thursday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
354 WWUS73 KFSD 160846 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 246 AM CST Thu Dec 16 2021 IAZ002-003-MNZ071-072-080-081-089-090-097-161200- /O.CAN.KFSD.HW.W.0005.000000T0000Z-211216T0900Z/ /O.EXB.KFSD.WI.Y.0019.000000T0000Z-211216T1200Z/ Osceola-Dickinson-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson- Pipestone- 246 AM CST Thu Dec 16 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING... ...HIGH WIND WARNING IS CANCELLED... * WHAT...West winds 25 to 35 mph with gusts up to 50 mph. * WHERE...In Iowa, Osceola and Dickinson Counties. In Minnesota, Lincoln, Lyon, Murray, Cottonwood, Nobles, Jackson and Pipestone Counties. * WHEN...Until 6 AM CST early this morning. * 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. && $$ IAZ001-MNZ098-SDZ038>040-052>062-161000- /O.CAN.KFSD.HW.W.0005.000000T0000Z-211216T0900Z/ Lyon-Rock-Beadle-Kingsbury-Brookings-Jerauld-Sanborn-Miner-Lake- Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha- 246 AM CST Thu Dec 16 2021 ...HIGH WIND WARNING IS CANCELLED... Strong winds have subsided this morning. However, gusts through daybreak may still approach 40 mph. $$ IAZ012-020-031-032-NEZ013-014-SDZ068>071-161000- /O.CAN.KFSD.WI.Y.0019.000000T0000Z-211216T0900Z/ Sioux-Plymouth-Woodbury-Ida-Dixon-Dakota-Bon Homme-Yankton-Clay- Union- 246 AM CST Thu Dec 16 2021 ...WIND ADVISORY IS CANCELLED... Strong winds have subsided this morning. However, gusts through daybreak may still approach 40 mph. $$ IAZ013-014-021-022-161200- /O.EXT.KFSD.WI.Y.0019.000000T0000Z-211216T1200Z/ O'Brien-Clay-Cherokee-Buena Vista- 246 AM CST Thu Dec 16 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING... * WHAT...West winds 25 to 35 mph with gusts up to 50 mph. * WHERE...O'Brien, Clay, Cherokee and Buena Vista Counties. * WHEN...Until 6 AM CST early this morning. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
837 WWUS73 KFSD 161157 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 557 AM CST Thu Dec 16 2021 IAZ002-003-013-014-021-022-MNZ071-072-080-081-089-090-097-161300- /O.EXP.KFSD.WI.Y.0019.000000T0000Z-211216T1200Z/ Osceola-Dickinson-O'Brien-Clay-Cherokee-Buena Vista-Lincoln-Lyon- Murray-Cottonwood-Nobles-Jackson-Pipestone- 557 AM CST Thu Dec 16 2021 ...WIND ADVISORY WILL EXPIRE AT 6 AM CST EARLY THIS MORNING... Winds will continue to slowly weaken through the morning, however gusts over 30 mph may be possible at times. $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
Nearby
Wind Advisories in Iowa, 2021Wind Advisories in Minnesota, 2021Wind Advisories in South Dakota, 2021Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.