Alert archive / South Dakota / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 87, NWS Aberdeen, SD

June 23, 2006Campbell County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 23, 2006, 6:15 PM CDT for Campbell County, South Dakota. It was in force for 35 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 23, 2006, 6:15 PM CDT (23:15 UTC)
Expired: Jun 23, 2006, 6:50 PM CDT
In force: 35 min
Issued by: NWS Aberdeen, SD
Area: Counties, with a storm outline in the text

County Campbell County, SD

The radar

The Bismarck radar (KBIS), 124 km from the middle of the area, began a volume at 23:17 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 23, 2:15 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 11.3 hours before the alert went out and 122 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: 97 J/kg
Mixed-layer CIN: -165 J/kg
Mixed-layer LCL: 1603 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 74 m²/s²
0-3 km storm-relative helicity: 108 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 Jun 23, 2:58 PM CDT, 3 hours 17 minutes earlier.

Area forecast discussion, Jun 23, 2:58 PM CDT, 3 hours 17 minutes before

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Hazardous weather outlook, Jun 23, 10:12 AM CDT, 8 hours 3 minutes before

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In the hours before

Local storm report, Jun 23, 1:08 PM CDT, 5 hours 7 minutes before

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Local storm report, Jun 23, 4:33 PM CDT, 1 hour 42 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
Jun 23, 12:59 PM CDT	Severe Thunderstorm Warning	ABR	Spink	46 min
Jun 23, 3:49 PM CDT	Severe Thunderstorm Warning	ABR	Faulk, Hyde	44 min
Jun 23, 4:17 PM CDT	Severe Thunderstorm Warning	ABR	Grant	41 min
Jun 23, 4:54 PM CDT	Severe Thunderstorm Warning	ABR	Hand	51 min
Jun 23, 5:43 PM CDT	Severe Thunderstorm Warning	ABR	Campbell	32 min
Jun 23, 6:25 PM CDT	Severe Thunderstorm Warning	ABR	McPherson	65 min
Jun 23, 6:55 PM CDT	Severe Thunderstorm Warning	ABR	Edmunds, McPherson	80 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2006 Every 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.