Alert archive / South Dakota / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 49, NWS Rapid City, SD

June 14, 2006Mellette County, South Dakota

NWS Rapid City, SD issued this severe thunderstorm warning at Jun 14, 2006, 11:01 PM CDT for Mellette County, South Dakota. It was in force for 59 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 14, 2006, 11:01 PM CDT (04:01 UTC)
Expired
Jun 15, 2006, 12:00 AM CDT
In force
59 min
Issued by
NWS Rapid City, SD
Area
Counties, with a storm outline in the text

County Mellette County, SD

The radar

The Rapid City radar (KUDX), 177 km from the middle of the area, began a volume at 04:03 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, 4.0 hours before the alert went out and 238 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 2006-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1103 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 00:00Z on 2006-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 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
1103 J/kg
Mixed-layer CIN
-323 J/kg
Mixed-layer LCL
1594 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 7:12 PM CDTSevere Thunderstorm WarningUNRPennington25 min
Jun 14, 7:20 PM CDTSevere Thunderstorm WarningUNRHaakon, Ziebach70 min
Jun 14, 7:44 PM CDTSevere Thunderstorm WarningUNRPerkins22 min
Jun 14, 7:55 PM CDTSevere Thunderstorm WarningUNRPerkins19 min
Jun 14, 8:27 PM CDTSevere Thunderstorm WarningUNRHaakon36 min
Jun 14, 9:26 PM CDTSevere Thunderstorm WarningUNRMeade64 min
Jun 14, 9:38 PM CDTSevere Thunderstorm WarningUNRBennett57 min
Jun 14, 10:41 PM CDTSevere Thunderstorm WarningUNRMeade43 min
Jun 14, 10:56 PM CDTSevere Thunderstorm WarningUNRTodd, Tripp64 min
Jun 14, 11:08 PM CDTSevere Thunderstorm WarningUNRPerkins, Ziebach58 min
Jun 15, 12:08 AM CDTSevere Thunderstorm WarningUNRTodd30 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2006Every severe thunderstorm warning in 2006

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.