Alert archive / South Dakota / Tornado Warnings in 2022

Tornado Warning 2, NWS Rapid City, SD

June 12, 2022Haakon County, Jackson County, South Dakota

NWS Rapid City, SD issued this tornado warning at Jun 12, 2022, 7:52 PM MDT for Haakon County, Jackson County, South Dakota. It was in force for 38 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: Jun 12, 2022, 7:52 PM MDT (01:52 UTC)
Expired: Jun 12, 2022, 8:30 PM MDT
In force: 38 min
Issued by: NWS Rapid City, SD
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

Counties Haakon County, SD, Jackson County, SD

The radar

The Rapid City radar (KUDX), 101 km from the middle of the area, began a volume at 01:53 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
Jun 12, 3:06 PM MDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 00:00Z, 1.9 hours before the alert went out and 104 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: 2193 J/kg
Mixed-layer CIN: -26 J/kg
Mixed-layer LCL: 1221 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 118 m²/s²
0-3 km storm-relative helicity: 443 m²/s²
Significant tornado parameter: 3.5
Supercell composite: 19.5

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Rapid City, SD wrote its last area forecast discussion before this tornado warning went out at Jun 12, 5:30 PM MDT, 2 hours 22 minutes earlier.

Area forecast discussion, Jun 12, 5:30 PM MDT, 2 hours 22 minutes before

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Hazardous weather outlook, Jun 12, 4:24 AM MDT, 15 hours 28 minutes before

Hazardous Weather Outlook
National Weather Service Rapid City SD
424 AM MDT Sun Jun 12 2022

SDZ001-002-012>014-024>032-041>044-072>074-WYZ054>058-071-131300-
Harding-Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Black Hills-Northern Foot Hills-Rapid City-
Southern Foot Hills-Central Black Hills-Southern Black Hills-
Custer Co Plains-Pennington Co Plains-Haakon-Fall River-
Oglala Lakota-Jackson-Bennett-Sturgis/Piedmont Foot Hills-
Southern Meade Co Plains-Hermosa Foot Hills-Northern Campbell-
Southern Campbell-Western Crook-Wyoming Black Hills-Weston-
Northeastern Crook-
424 AM MDT Sun Jun 12 2022

This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.

.DAY ONE...Today and Tonight

There is a slight risk (level 2 of 5) of severe thunderstorms
today, meaning that scattered severe storms are possible. Primary
hazards include large hail, damaging winds, and isolated
tornadoes.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

There is a slight risk (level 2 of 5) of severe thunderstorms
Monday, meaning that scattered severe storms are possible.
Primary hazards include large hail, damaging winds, and isolated
tornadoes.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed today.

&&

Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity

SDZ046-047-049-131300-
Mellette-Todd-Tripp-
524 AM CDT Sun Jun 12 2022

This Hazardous Weather Outlook is for portions of south central
South Dakota.

.DAY ONE...Today and Tonight

There is a slight risk (level 2 of 5) of severe thunderstorms
today, meaning that scattered severe storms are possible. Primary
hazards include large hail, damaging winds, and isolated
tornadoes.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

There is a marginal risk (level 1 of 5) of severe thunderstorms
Monday, meaning that isolated severe storms are possible. Primary
hazards include large hail and damaging winds.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed today.

&&

Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity

In the hours before

Local storm report, Jun 12, 5:29 PM MDT, 2 hours 23 minutes before

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Local storm report, Jun 12, 6:01 PM MDT, 1 hour 51 minutes before

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Local storm report, Jun 12, 6:21 PM MDT, 1 hour 31 minutes before

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Local storm report, Jun 12, 6:47 PM MDT, 1 hour 5 minutes before

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Local storm report, Jun 12, 7:11 PM MDT, 41 minutes before

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Local storm report, Jun 12, 7:23 PM MDT, 29 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 6:11 PM MDT	Severe Thunderstorm Warning Destructive damage threat	UNR	Butte, Meade, Pennington	64 min
Jun 12, 6:23 PM MDT	Severe Thunderstorm Warning Considerable damage threat	UNR	Lawrence, Meade	52 min
Jun 12, 6:35 PM MDT	Severe Thunderstorm Warning Considerable damage threat	UNR	Meade, Pennington	40 min
Jun 12, 6:58 PM MDT	Severe Thunderstorm Warning Considerable damage threat	UNR	Meade, Pennington	17 min
Jun 12, 7:14 PM MDT	Severe Thunderstorm Warning Considerable damage threat	UNR	Haakon, Jackson, Meade, Pennington	61 min
Jun 12, 7:17 PM MDT	Severe Thunderstorm Warning	UNR	Lawrence, Meade	58 min
Jun 12, 8:11 PM MDT	Severe Thunderstorm Warning Considerable damage threat	UNR	Haakon, Jackson, Mellette, Pennington	64 min
Jun 12, 8:14 PM MDT	Severe Thunderstorm Warning	UNR	Meade, Pennington	46 min
Jun 12, 8:23 PM MDT	Areal Flood Advisory	UNR	Pennington	12 hr
Jun 12, 8:28 PM MDT	Tornado Warning	UNR	Haakon	47 min
Jun 12, 8:37 PM MDT	Tornado Warning	UNR	Haakon, Jackson, Mellette	38 min
Jun 12, 9:15 PM MDT	Severe Thunderstorm Warning Considerable damage threat	UNR	Jackson, Mellette	60 min
Jun 12, 9:26 PM MDT	Areal Flood Warning	UNR	Haakon, Jackson	16 hr
Jun 12, 9:56 PM MDT	Severe Thunderstorm Warning	UNR	Todd, Tripp	79 min
Jun 12, 10:01 PM MDT	Special Weather Statement	UNR	Harding	29 min
Jun 12, 10:15 PM MDT	Severe Thunderstorm Warning Considerable damage threat	UNR	Mellette, Tripp	51 min
Jun 12, 10:35 PM MDT	Special Weather Statement	UNR	Harding	25 min
Jun 12, 10:38 PM MDT	Severe Thunderstorm Warning	UNR	Butte, Harding, Perkins	82 min
Jun 12, 11:03 PM MDT	Severe Thunderstorm Warning Considerable damage threat	UNR	Butte, Meade, Perkins	50 min
Jun 12, 11:59 PM MDT	Special Weather Statement	UNR	Ziebach	31 min
Jun 13, 12:24 AM MDT	Special Weather Statement	UNR	Ziebach	21 min
Jun 13, 1:28 AM MDT	Special Weather Statement	UNR	Haakon	32 min
Jun 13, 2:01 AM MDT	Special Weather Statement	UNR	Haakon	14 min

Nearby

Tornado Warnings in South Dakota, 2022 Every tornado warning in 2022 Tornadoes 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.