Alert archive / Iowa / Wind Advisories in 2021
Wind Advisory 3, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind advisory at Mar 10, 2021, 1:47 PM CST for 6 counties in Iowa; Jackson County, Minnesota. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Mar 10, 2021, 1:47 PM CST (19:47 UTC)
- Expired
- Mar 11, 2021, 12:00 AM CST
- In force
- 10 hr
- Issued by
- NWS Sioux Falls, SD
Counties Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Woodbury County, IA, Jackson County, MN
The radar
The Sioux Falls radar (KFSD), 131 km from the middle of the area, began a volume at 19:47 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, 7.8 hours before the alert went out and 194 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
- 178 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 794 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 293 m²/s²
- 0-3 km storm-relative helicity
- 400 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.4
The text
As transmitted.
852 WWUS73 KFSD 101947 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 147 PM CST Wed Mar 10 2021 IAZ003-014-021-022-031-032-MNZ090-110400- /O.NEW.KFSD.WI.Y.0003.210310T1947Z-210311T0600Z/ Dickinson-Clay-Cherokee-Buena Vista-Woodbury-Ida-Jackson- 147 PM CST Wed Mar 10 2021 ...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...Southwest winds will turn west later this afternoon. Gusts up to 50 mph will be possible. * WHERE...In Iowa, Dickinson, Clay, Cherokee, Buena Vista, Woodbury and Ida Counties. In Minnesota, Jackson County. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
2 follow-up statements
361 WWUS73 KFSD 110255 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 855 PM CST Wed Mar 10 2021 IAZ003-021-031-MNZ090-110400- /O.CAN.KFSD.WI.Y.0003.000000T0000Z-210311T0600Z/ Dickinson-Cherokee-Woodbury-Jackson- 855 PM CST Wed Mar 10 2021 ...WIND ADVISORY IS CANCELLED... Although still gusting to around 30 to 35 mph, winds have fallen below advisory criteria, and will continue to slowly diminish through the night. Therefore, the wind advisory has been cancelled. $$ IAZ014-022-032-110600- /O.CON.KFSD.WI.Y.0003.000000T0000Z-210311T0600Z/ Clay-Buena Vista-Ida- 855 PM CST Wed Mar 10 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... * WHAT...West winds 25 to 30 mph with gusts up to 40 mph. * WHERE...Buena Vista, Clay and Ida Counties. * 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. && $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
846 WWUS73 KFSD 110602 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 1202 AM CST Thu Mar 11 2021 IAZ014-022-032-110715- /O.EXP.KFSD.WI.Y.0003.000000T0000Z-210311T0600Z/ Clay-Buena Vista-Ida- 1202 AM CST Thu Mar 11 2021 ...WIND ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT... Westerly winds will continue to gradually diminish tonight, but will still gust to 30 to 40 mph through 3 am. $$ For more information from the National Weather Service visit https://weather.gov/siouxfalls
Nearby
Wind Advisories in Iowa, 2021Wind Advisories in Minnesota, 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.