Alert archive / South Dakota / Wind Advisories in 2018
Wind Advisory 6, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind advisory at Oct 18, 2018, 10:14 AM CDT for 6 counties in South Dakota. It took effect at Oct 18, 2018, 11:00 AM CDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Oct 18, 2018, 10:14 AM CDT (15:14 UTC)
- In effect from
- Oct 18, 2018, 11:00 AM CDT
- Expired
- Oct 18, 2018, 6:52 PM CDT
- In force
- 8 hr
- Issued by
- NWS Sioux Falls, SD
Counties Aurora County, SD, Brule County, SD, Charles Mix County, SD, Douglas County, SD, Gregory County, SD, Jerauld County, SD
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 3.2 hours before the alert went out and 153 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
- 1888 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
503 WWUS73 KFSD 181514 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 1014 AM CDT Thu Oct 18 2018 SDZ050-052-057-058-063-064-182315- /O.NEW.KFSD.WI.Y.0006.181018T1600Z-181019T0000Z/ Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas- 1014 AM CDT Thu Oct 18 2018 ...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... The National Weather Service in Sioux Falls has issued a Wind Advisory, which is in effect until 7 PM CDT this evening. * TIMING...Very late this morning and afternoon. * WINDS...South to southwest winds 25 to 40 mph. Some higher gusts around 45 mph can occur in the higher terrain areas. * IMPACTS...Crosswinds are a concern on Interstate 90 and can be a hazard to high profile or lightweight vehicles. Also the strong winds can blow around loose objects...such as lawn furniture and garbage cans. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means 30 mph winds, or gusts of 45 to 57 mph are expected or occurring. && $$
2 follow-up statements
831 WWUS73 KFSD 182057 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 357 PM CDT Thu Oct 18 2018 SDZ050-052-057-058-063-064-190000- /O.CON.KFSD.WI.Y.0006.000000T0000Z-181019T0000Z/ Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas- 357 PM CDT Thu Oct 18 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * TIMING...Through late afternoon. * WINDS...South to southwest winds 25 to 40 mph. Some higher gusts around 45 mph can occur in the higher terrain areas. * IMPACTS...Crosswinds are a concern on Interstate 90 and can be a hazard to high profile or lightweight vehicles. Also the strong winds can blow around loose objects...such as lawn furniture and garbage cans. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means 30 mph winds, or gusts of 45 to 57 mph are expected or occurring. && $$
791 WWUS73 KFSD 182352 NPWFSD URGENT - WEATHER MESSAGE National Weather Service Sioux Falls SD 652 PM CDT Thu Oct 18 2018 SDZ050-052-057-058-063-064-190100- /O.CAN.KFSD.WI.Y.0006.000000T0000Z-181019T0000Z/ Gregory-Jerauld-Brule-Aurora-Charles Mix-Douglas- 652 PM CDT Thu Oct 18 2018 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Sioux Falls has cancelled the Wind Advisory. Winds continue to diminish across the area. $$
Nearby
Wind 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.