Alert archive / South Dakota / High Wind Watches in 2022

High Wind Watch 3, NWS Aberdeen, SD

April 11, 202221 counties in South Dakota; Big Stone County, Traverse County, Minnesota

NWS Aberdeen, SD issued this high wind watch at Apr 11, 2022, 3:01 PM CDT for 21 counties in South Dakota; Big Stone County, Traverse County, Minnesota. It took effect at Apr 12, 2022, 4:00 PM CDT. It was in force for .

The area

The counties it named.

The facts

Issued: Apr 11, 2022, 3:01 PM CDT (20:01 UTC)
In effect from: Apr 12, 2022, 4:00 PM CDT
Expired: Apr 12, 2022, 3:12 AM CDT
In force
Issued by: NWS Aberdeen, SD

All 23 counties

Big Stone County, MN, Traverse County, MN, Brown County, SD, Buffalo County, SD, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Edmunds County, SD, Faulk County, SD, Grant County, SD, Hamlin County, SD, Hand County, SD, Hughes County, SD, Hyde County, SD, Jones County, SD, Lyman County, SD, Marshall County, SD, Potter County, SD, Roberts County, SD, Spink County, SD, Stanley County, SD, Sully County, SD

The radar

The Aberdeen radar (KABR), 60 km from the middle of the area, began a volume at 20:05 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

Bismarck Municip, ND (KBIS), launched 12:00Z, 8.0 hours before the alert went out and 269 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 720 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: -63 m²/s²
0-3 km storm-relative helicity: 20 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this high wind watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Aberdeen, SD wrote its last area forecast discussion before this high wind watch went out at Apr 11, 1:09 PM CDT, 1 hour 52 minutes earlier.

Area forecast discussion, Apr 11, 1:09 PM CDT, 1 hour 52 minutes before

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Hazardous weather outlook, Apr 11, 4:33 AM CDT, 10 hours 28 minutes before

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In the hours before

Local storm report, Apr 11, 12:42 PM CDT, 2 hours 19 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 11, 4:15 AM CDT	Red Flag Warning	ABR	Jones, Lyman	16 hr
Apr 11, 2:58 PM CDT	Blizzard Warning	ABR	Campbell, Corson	64 hr

Nearby

High Wind Watches in South Dakota, 2022 High Wind Watches in Minnesota, 2022 Every high wind watch 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.