Alert archive / South Dakota / Wind Advisories in 2021

Wind Advisory 15, NWS Aberdeen, SD

November 12, 202118 counties in South Dakota

NWS Aberdeen, SD issued this wind advisory at Nov 12, 2021, 3:02 AM CST for 18 counties in South Dakota. It took effect at Nov 12, 2021, 6:00 AM CST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Nov 12, 2021, 3:02 AM CST (09:02 UTC)
In effect from
Nov 12, 2021, 6:00 AM CST
Expired
Nov 12, 2021, 12:00 PM CST
In force
6 hr
Issued by
NWS Aberdeen, SD

Counties Brown County, SD, Buffalo County, SD, Campbell County, SD, Corson County, SD, Dewey County, SD, Edmunds County, SD, Faulk County, SD, Hand County, SD, Hughes County, SD, Hyde County, SD, Jones County, SD, Lyman County, SD, McPherson County, SD, Potter County, SD, Spink County, SD, Stanley County, SD, Sully County, SD, Walworth County, SD

The radar

The Aberdeen radar (KABR), 121 km from the middle of the area, began a volume at 09:03 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

Aberdeen, SD (KABR), launched 00:00Z, 9.0 hours before the alert went out and 106 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, Aberdeen, SD at 00:00Z on 2021-11-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 00:00Z on 2021-11-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 square meters per square second.193958Sfc1 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
550 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
243 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

972 
WWUS73 KABR 120902
NPWABR

URGENT - WEATHER MESSAGE
National Weather Service Aberdeen SD
302 AM CST Fri Nov 12 2021

SDZ003>006-009-010-015>018-033>037-045-048-051-121800-
/O.NEW.KABR.WI.Y.0015.211112T1200Z-211112T1800Z/
/O.CON.KABR.HW.W.0006.000000T0000Z-211112T1200Z/
Corson-Campbell-McPherson-Brown-Walworth-Edmunds-Dewey-Potter-
Faulk-Spink-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
Including the cities of McIntosh, Herreid, Eureka, Aberdeen, 
Mobridge, Ipswich, Isabel, Gettysburg, Faulkton, Redfield, 
Fort Pierre, Onida, Pierre, Highmore, Miller, Murdo, Kennebec, 
and Fort Thompson
302 AM CST Fri Nov 12 2021 /202 AM MST Fri Nov 12 2021/

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM CST /5 AM MST/
EARLY THIS MORNING...
...WIND ADVISORY IN EFFECT FROM 6 AM CST /5 AM MST/ THIS MORNING
TO NOON CST /11 AM MST/ TODAY...

* WHAT...For the High Wind Warning, northwest winds around 35 to
  40 mph with gusts up to 50 to 55 mph. For the Wind Advisory, 
  northwest winds 25 to 35 mph with gusts up to 50 mph expected.

* WHERE...Portions of central, north central and northeast South 
  Dakota.

* WHEN...For the High Wind Warning, until 6 AM CST /5 AM MST/ 
  early this morning. For the Wind Advisory, from 6 AM CST /5 AM 
  MST/ this morning to noon CST /11 AM MST/ today.

* IMPACTS...High winds may move loose debris, damage property and
  cause power outages. Travel will be difficult especially for
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People are urged to secure loose objects that could be blown
around or damaged by the wind.

&&

$$
1 follow-up statement
765 
WWUS73 KABR 121754
NPWABR

URGENT - WEATHER MESSAGE
National Weather Service Aberdeen SD
1154 AM CST Fri Nov 12 2021

SDZ003>006-009-010-015>018-033>037-045-048-051-121900-
/O.EXP.KABR.WI.Y.0015.000000T0000Z-211112T1800Z/
Corson-Campbell-McPherson-Brown-Walworth-Edmunds-Dewey-Potter-
Faulk-Spink-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
Including the cities of McIntosh, Herreid, Eureka, Aberdeen, 
Mobridge, Ipswich, Isabel, Gettysburg, Faulkton, Redfield, 
Fort Pierre, Onida, Pierre, Highmore, Miller, Murdo, Kennebec, 
and Fort Thompson
1154 AM CST Fri Nov 12 2021 /1054 AM MST Fri Nov 12 2021/

...WIND ADVISORY WILL EXPIRE AT NOON CST /11 AM MST/ TODAY...

The Wind Advisory will be allowed to expire, as winds slowly
weaken through the rest of the day. Winds will still remain 
gusty, decreasing out of the northwest to 15 to 25 mph with gusts 
of around 30 to 45 mph by early this evening.

$$

KF

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 12, 2:33 PM CSTHigh Wind WatchABRCorson, Dewey13 hr

Nearby

Wind Advisories in South Dakota, 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.