Alert archive / Iowa / Wind Advisories in 2018
Wind Advisory 1, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind advisory at Feb 18, 2018, 2:53 AM CST for 4 states. It took effect at Feb 18, 2018, 9:00 AM CST. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Feb 18, 2018, 2:53 AM CST (08:53 UTC)
- In effect from
- Feb 18, 2018, 9:00 AM CST
- Expired
- Feb 18, 2018, 2:00 PM CST
- In force
- 5 hr
- Issued by
- NWS Sioux Falls, SD
All 21 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Murray County, MN, Nobles County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Clay County, SD, Lincoln County, SD, Union County, SD
The radar
The Sioux Falls radar (KFSD), 84 km from the middle of the area, began a volume at 08:56 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, 8.9 hours before the alert went out and 203 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
- 1321 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
747 WWUS73 KFSD 180853 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 253 AM CST Sun Feb 18 2018 IAZ002-003-013-014-021-022-032-MNZ080-081-089-090-181700- /O.NEW.KFSD.WI.Y.0001.180218T1500Z-180218T2000Z/ Osceola-Dickinson-O'Brien-Clay IA-Cherokee-Buena Vista-Ida-Murray- Cottonwood-Nobles-Jackson- 253 AM CST Sun Feb 18 2018 ...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 2 PM CST THIS AFTERNOON... The National Weather Service in Sioux Falls has issued a Wind Advisory, which is in effect from 9 AM this morning to 2 PM CST this afternoon. * TIMING...Gusty winds will increase quickly this morning and dissipate this afternoon. * WINDS...Sustained winds up to 35 mph and gusts up to 50 mph are expected. * IMPACTS...Strong wind gusts will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 31 to 39 mph or gusts will range between 46 and 57 mph. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use caution until the winds subside. && $$
1 follow-up statement
211 WWUS73 KFSD 181535 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 935 AM CST Sun Feb 18 2018 IAZ001-012-020-031-MNZ098-NEZ013-014-SDZ067-070-071-182000- /O.EXA.KFSD.WI.Y.0001.000000T0000Z-180218T2000Z/ Lyon IA-Sioux-Plymouth-Woodbury-Rock-Dixon-Dakota-Lincoln SD- Clay SD-Union- 935 AM CST Sun Feb 18 2018 ...WIND ADVISORY IN EFFECT UNTIL 2 PM CST THIS AFTERNOON... The National Weather Service in Sioux Falls has issued a Wind Advisory, which is in effect until 2 PM CST this afternoon. * TIMING...Gusty winds will persist through midday, then gradually diminish through the afternoon. * WINDS...Sustained winds up to 35 mph and gusts up to 50 mph are expected. * IMPACTS...Strong wind gusts will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 31 to 39 mph or gusts will range between 46 and 57 mph. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use caution until the winds subside. && $$ IAZ002-003-013-014-021-022-032-MNZ080-081-089-090-182000- /O.CON.KFSD.WI.Y.0001.000000T0000Z-180218T2000Z/ Osceola-Dickinson-O'Brien-Clay IA-Cherokee-Buena Vista-Ida-Murray- Cottonwood-Nobles-Jackson- 935 AM CST Sun Feb 18 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM CST THIS AFTERNOON... * TIMING...Gusty winds will persist through early this afternoon, then gradually diminish through the mid to late afternoon. * WINDS...Sustained winds up to 35 mph and gusts up to 50 mph are expected. * IMPACTS...Strong wind gusts will make driving difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 31 to 39 mph or gusts will range between 46 and 57 mph. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use caution until the winds subside. && $$
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 18, 3:48 AM CST | Winter Weather Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 54 hr |
| Feb 18, 3:39 PM CST | Winter Weather Advisory | FSD | Lincoln, Lyon, Murray, Pipestone, Rock | 42 hr |
Nearby
Wind Advisories in Iowa, 2018Wind Advisories in Minnesota, 2018Wind Advisories in South Dakota, 2018Every wind advisory in 2018
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.