Alert archive / South Dakota / Wind Advisories in 2022

Wind Advisory 2, NWS Rapid City, SD

January 4, 202210 counties in South Dakota

NWS Rapid City, SD issued this wind advisory at Jan 4, 2022, 1:31 AM MST for 10 counties in South Dakota. It took effect at Jan 4, 2022, 9:00 AM MST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jan 4, 2022, 1:31 AM MST (08:31 UTC)
In effect from
Jan 4, 2022, 9:00 AM MST
Expired
Jan 4, 2022, 5:00 PM MST
In force
8 hr
Issued by
NWS Rapid City, SD

Counties Bennett County, SD, Custer County, SD, Fall River County, SD, Lawrence County, SD, Meade County, SD, Mellette County, SD, Oglala Lakota County, SD, Pennington County, SD, Todd County, SD, Tripp County, SD

The radar

The Rapid City radar (KUDX), 74 km from the middle of the area, began a volume at 08:32 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

Rapid City, SD (KUNR), launched 00:00Z, 8.5 hours before the alert went out and 72 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.

Skew-T log-pSkew-T log-p diagram, Rapid City, SD at 00:00Z on 2022-01-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Rapid City, SD at 00:00Z on 2022-01-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2593 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Rapid City, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 3, 6:28 PM MSTWind AdvisoryUNRButte, Harding, Meade, Perkins7 hr
Jan 4, 1:31 AM MSTHigh Wind WarningUNRButte, Haakon, Harding, Jackson, Meade, Pennington and 2 more15 hr
Jan 4, 1:32 AM MSTWind Chill WarningUNRButte, Haakon, Harding, Meade, Pennington, Perkins and 1 more58 hr
Jan 4, 1:32 AM MSTWind Chill AdvisoryUNRBennett, Custer, Fall River, Haakon, Jackson, Lawrence and 6 more57 hr

Nearby

Wind Advisories in South Dakota, 2022Every wind advisory in 2022

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.