Alert archive / South Dakota / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 69, NWS Aberdeen, SD

May 30, 2022Clark County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at May 30, 2022, 1:36 AM CDT for Clark County, South Dakota. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 30, 2022, 1:36 AM CDT (06:36 UTC)
Expired: May 30, 2022, 2:15 AM CDT
In force: 39 min
Issued by: NWS Aberdeen, SD
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Clark County, SD

The radar

The Aberdeen radar (KABR), 85 km from the middle of the area, began a volume at 06:39 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 30, 12:03 AM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 6.6 hours before the alert went out and 53 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: 1294 J/kg
Mixed-layer CIN: -49 J/kg
Mixed-layer LCL: 1392 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 96 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 3.6

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at May 30, 12:25 AM CDT, 1 hour 11 minutes earlier.

Area forecast discussion, May 30, 12:25 AM CDT, 1 hour 11 minutes before

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Hazardous weather outlook, May 29, 3:01 PM CDT, 10 hours 35 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
May 29, 9:32 PM CDT	Severe Thunderstorm Warning	ABR	Lyman	28 min
May 30, 12:18 AM CDT	Severe Thunderstorm Warning	ABR	Deuel, Grant	27 min
May 30, 12:37 AM CDT	Severe Thunderstorm Warning	ABR	Deuel	38 min
May 30, 1:14 AM CDT	Severe Thunderstorm Warning	ABR	Clark	46 min
May 30, 1:40 AM CDT	Severe Thunderstorm Warning	ABR	Codington, Grant, Roberts	35 min
May 30, 2:15 AM CDT	Severe Thunderstorm Warning	ABR	Clark, Codington, Day, Roberts	45 min
May 30, 2:17 AM CDT	Severe Thunderstorm Warning Considerable damage threat	ABR	Codington, Deuel, Hamlin	21 min
May 30, 12:26 PM CDT	Severe Thunderstorm Warning	ABR	Codington, Hamlin	23 min
May 30, 1:06 PM CDT	Flood Watch	ABR	Clark, Codington, Day, Deuel, Grant, Hamlin and 2 more	9 hr
May 30, 1:12 PM CDT	Severe Thunderstorm Warning	ABR	Clark, Codington, Hamlin	33 min
May 30, 1:55 PM CDT	Severe Thunderstorm Warning	ABR	Roberts	28 min
May 30, 2:06 PM CDT	Severe Thunderstorm Warning	ABR	Codington, Day, Grant, Hamlin, Roberts	39 min
May 30, 2:36 PM CDT	Tornado Warning	ABR	Codington, Deuel, Grant, Hamlin	24 min
May 30, 2:41 PM CDT	Severe Thunderstorm Warning	ABR	Roberts	34 min
May 30, 2:42 PM CDT	Flash Flood Warning	ABR	Codington, Hamlin	4 hr
May 30, 2:55 PM CDT	Tornado Warning	ABR	Deuel, Grant	35 min
May 30, 3:07 PM CDT	Tornado Warning	ABR	Grant, Roberts	23 min
May 30, 3:14 PM CDT	Tornado Warning	ABR	Grant, Roberts	31 min
May 30, 3:17 PM CDT	Severe Thunderstorm Warning	ABR	Roberts	28 min
May 30, 3:26 PM CDT	Wind Advisory	ABR	Campbell, Corson, Day, Dewey, Grant, Hughes and 7 more	22 hr
May 30, 3:43 PM CDT	Severe Thunderstorm Warning	ABR	Roberts	32 min
May 30, 3:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ABR	Roberts	30 min
May 30, 5:08 PM CDT	Areal Flood Warning	ABR	Codington, Grant, Roberts	9 hr
May 30, 6:45 PM CDT	Areal Flood Warning	ABR	Codington, Hamlin	6 hr
May 30, 6:55 PM CDT	Special Weather Statement	ABR	Deuel	20 min
May 30, 1:36 PM CDT	Severe Thunderstorm Warning	ABR	Big Stone, Traverse	24 min
May 30, 1:53 PM CDT	Severe Thunderstorm Warning	ABR	Big Stone, Traverse	22 min
May 30, 3:04 PM CDT	Severe Thunderstorm Warning	ABR	Big Stone, Traverse	26 min
May 30, 3:31 PM CDT	Tornado Warning	ABR	Big Stone	19 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2022 Every severe thunderstorm warning 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.