Alert archive / South Dakota / Wind Advisories in 2020
Wind Advisory 3, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind advisory at Feb 8, 2020, 3:24 PM CST for Plymouth County, Woodbury County, Iowa; 4 counties in South Dakota; Dakota County, Dixon County, Nebraska. It took effect at Feb 9, 2020, 3:00 AM CST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Feb 8, 2020, 3:24 PM CST (21:24 UTC)
- In effect from
- Feb 9, 2020, 3:00 AM CST
- Expired
- Feb 9, 2020, 10:42 AM CST
- In force
- 8 hr
- Issued by
- NWS Sioux Falls, SD
Counties Plymouth County, IA, Woodbury County, IA, 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), 97 km from the middle of the area, began a volume at 21:23 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 12:00Z, 9.4 hours before the alert went out and 160 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 967 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
178 WWUS73 KFSD 082124 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 324 PM CST Sat Feb 8 2020 IAZ020-031-NEZ013-014-SDZ068>071-090530- /O.NEW.KFSD.WI.Y.0003.200209T0900Z-200209T2100Z/ Plymouth-Woodbury-Dixon-Dakota-Bon Homme-Yankton-Clay-Union- 324 PM CST Sat Feb 8 2020 ...WIND ADVISORY IN EFFECT FROM 3 AM TO 3 PM CST SUNDAY... * WHAT...Northwest winds 20 to 35 mph with gusts up to 50 mph expected. * WHERE...In South Dakota, Bon Homme, Yankton, Clay and Union Counties. In Nebraska, Dixon and Dakota Counties. In Iowa, Plymouth and Woodbury Counties. * WHEN...From 3 AM to 3 PM CST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Increase in winds will occur before 6 am in areas from Yankton westward, and during the early to mid morning through the lower Missouri River valley. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/siouxfalls
3 follow-up statements
132 WWUS73 KFSD 090916 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 316 AM CST Sun Feb 9 2020 IAZ020-031-NEZ013-014-SDZ068>071-092100- /O.CON.KFSD.WI.Y.0003.000000T0000Z-200209T2100Z/ Plymouth-Woodbury-Dixon-Dakota-Bon Homme-Yankton-Clay-Union- 316 AM CST Sun Feb 9 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * WHAT...Northwest winds 15 to 25 mph with gusts up to 45 mph. * WHERE...In South Dakota, Clay, Union, Yankton and Bon Homme Counties. In Iowa, Woodbury and Plymouth Counties. In Nebraska, Dakota and Dixon Counties. * WHEN...Until 3 PM CST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Patchy blowing snow is also possible where fresh snow has fallen. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/siouxfalls
850 WWUS73 KFSD 091553 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 953 AM CST Sun Feb 9 2020 IAZ020-031-NEZ013-014-SDZ068>071-092100- /O.CON.KFSD.WI.Y.0003.000000T0000Z-200209T2100Z/ Plymouth-Woodbury-Dixon-Dakota-Bon Homme-Yankton-Clay-Union- 953 AM CST Sun Feb 9 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph. * WHERE...In South Dakota, Clay, Union, Yankton and Bon Homme Counties. In Iowa, Woodbury and Plymouth Counties. In Nebraska, Dakota and Dixon Counties. * WHEN...Until 3 PM CST this afternoon. * 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. && $$ For more information from the National Weather Service visit http://weather.gov/siouxfalls
809 WWUS73 KFSD 091642 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 1042 AM CST Sun Feb 9 2020 IAZ020-031-NEZ013-014-SDZ068>071-091745- /O.CAN.KFSD.WI.Y.0003.000000T0000Z-200209T2100Z/ Plymouth-Woodbury-Dixon-Dakota-Bon Homme-Yankton-Clay-Union- 1042 AM CST Sun Feb 9 2020 ...WIND ADVISORY IS CANCELLED... Northwest winds of 15 to 30 mph are expected to slowly decrease through the daylight hours today. $$ For more information from the National Weather Service visit http://weather.gov/siouxfalls
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 8, 3:37 AM CST | Winter Weather Advisory | FSD | Clay, Dickinson, Lyon, O'Brien, Osceola | 32 hr |
| Feb 8, 3:37 AM CST | Winter Storm Warning | FSD | Beadle, Brookings, Kingsbury | 30 hr |
Nearby
Wind Advisories in South Dakota, 2020Wind Advisories in Iowa, 2020Wind Advisories in Nebraska, 2020Every wind advisory in 2020
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.