Alert archive / Iowa / Wind Advisories in 2019
Wind Advisory 13, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind advisory at Nov 30, 2019, 3:28 PM CST for Ida County, Plymouth County, Woodbury County, Iowa; Clay County, Union County, South Dakota; Dakota County, Dixon County, Nebraska. It took effect at Nov 30, 2019, 10:00 PM CST. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Nov 30, 2019, 3:28 PM CST (21:28 UTC)
- In effect from
- Nov 30, 2019, 10:00 PM CST
- Expired
- Dec 1, 2019, 12:00 PM CST
- In force
- 14 hr
- Issued by
- NWS Sioux Falls, SD
Counties Ida County, IA, Plymouth County, IA, Woodbury County, IA, Dakota County, NE, Dixon County, NE, Clay County, SD, Union County, SD
The radar
The Sioux Falls radar (KFSD), 114 km from the middle of the area, began a volume at 21:30 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, 9.5 hours before the alert went out and 142 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
- 529 m above ground
- 0-6 km bulk shear
- 89 kt
- 0-1 km storm-relative helicity
- 141 m²/s²
- 0-3 km storm-relative helicity
- 239 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
209 WWUS73 KFSD 302128 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 328 PM CST Sat Nov 30 2019 IAZ020-031-032-NEZ013-014-SDZ070-071-010530- /O.NEW.KFSD.WI.Y.0013.191201T0400Z-191201T1800Z/ Plymouth-Woodbury-Ida-Dixon-Dakota-Clay-Union- 328 PM CST Sat Nov 30 2019 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO NOON CST SUNDAY... * WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...In South Dakota, Clay and Union Counties. In Nebraska, Dixon and Dakota Counties. In Iowa, Plymouth, Woodbury and Ida Counties. * WHEN...From 10 PM this evening to noon 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...Occasional light snow will spread across the region tonight. Although snowfall accumulations will be light, generally an inch or less, the combination of strong winds and falling snow may further reduce visibility in blowing snow at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/siouxfalls
3 follow-up statements
239 WWUS73 KFSD 010235 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 835 PM CST Sat Nov 30 2019 IAZ020-031-032-NEZ013-014-SDZ070-071-011045- /O.CON.KFSD.WI.Y.0013.191201T0400Z-191201T1800Z/ Plymouth-Woodbury-Ida-Dixon-Dakota-Clay-Union- 835 PM CST Sat Nov 30 2019 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST SUNDAY... * WHAT...Northwest winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...In South Dakota, Clay and Union Counties. In Iowa, Ida, Woodbury and Plymouth Counties. In Nebraska, Dakota and Dixon Counties. * WHEN...Until noon CST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Occasional light snow will spread across the region tonight. Although snowfall accumulations will be light, generally an inch or less, the combination of strong winds and falling snow may further reduce visibility in blowing snow at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/siouxfalls
269 WWUS73 KFSD 010840 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 240 AM CST Sun Dec 1 2019 IAZ020-031-032-NEZ013-014-SDZ070-071-011800- /O.CON.KFSD.WI.Y.0013.000000T0000Z-191201T1800Z/ Plymouth-Woodbury-Ida-Dixon-Dakota-Clay-Union- 240 AM CST Sun Dec 1 2019 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... * WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph. * WHERE...In South Dakota, Clay and Union Counties. In Iowa, Ida, Woodbury and Plymouth Counties. In Nebraska, Dakota and Dixon Counties. * WHEN...Until noon CST today. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Occasional light snow will continue to be possible overnight into Sunday morning. Although any accumulations will be light, the combination of strong winds and falling snow may reduce visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/siouxfalls
447 WWUS73 KFSD 011809 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 1209 PM CST Sun Dec 1 2019 IAZ020-031-032-NEZ013-014-SDZ070-071-011915- /O.EXP.KFSD.WI.Y.0013.000000T0000Z-191201T1800Z/ Plymouth-Woodbury-Ida-Dixon-Dakota-Clay-Union- 1209 PM CST Sun Dec 1 2019 ...WIND ADVISORY HAS EXPIRED... Brisk northwest winds will continue to decrease through the afternoon hours. $$ 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 |
|---|---|---|---|---|
| Nov 30, 3:26 AM CST | Winter Weather Advisory | FSD | Bon Homme, Davison, Hanson, Hutchinson, Lake, Miner | 33 hr |
| Nov 30, 6:02 AM CST | Winter Weather Advisory | FSD | Charles Mix, Douglas, Gregory | 6 hr |
Nearby
Wind Advisories in Iowa, 2019Wind Advisories in South Dakota, 2019Wind Advisories in Nebraska, 2019Every wind advisory in 2019
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.