Alert archive / South Dakota / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 93, NWS Aberdeen, SD

June 22, 20105 counties in South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 22, 2010, 10:16 PM CDT for 5 counties in South Dakota. It was in force for 44 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 22, 2010, 10:16 PM CDT (03:16 UTC)
Expired
Jun 22, 2010, 11:00 PM CDT
In force
44 min
Issued by
NWS Aberdeen, SD
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Buffalo County, SD, Hand County, SD, Hughes County, SD, Hyde County, SD, Lyman County, SD

The radar

The Aberdeen radar (KABR), 156 km from the middle of the area, began a volume at 03:19 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.

What was reported inside it

TimeReportWhereRemark
Jun 22, 10:20 PM CDTTSTM WND DMG1 W Lyman, SDSEMI TRAILER OVERTURNED ON INTERSTATE 90 NEAR MILE MARKER 241.
Jun 22, 10:30 PM CDTTSTM WND DMG5 N Oacoma, SDTRAINED SPOTTER REPORTS HIGH TENSION POWER POLES DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 22, 7:56 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 3.3 hours before the alert went out and 111 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 2010-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 426 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 2010-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.1939587897117136Sfc1 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
426 J/kg
Mixed-layer CIN
-267 J/kg
Mixed-layer LCL
1913 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
218 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 7:42 PM CDTSevere Thunderstorm WarningABRJones48 min
Jun 22, 8:38 PM CDTSevere Thunderstorm WarningABRJones, Lyman36 min
Jun 22, 9:29 PM CDTSevere Thunderstorm WarningABRHughes, Stanley, Sully28 min
Jun 22, 10:35 PM CDTFlash Flood WarningABRHughes, Jones, Lyman, Stanley, Sully6 hr
Jun 22, 10:41 PM CDTSevere Thunderstorm WarningABRJones, Stanley64 min
Jun 22, 11:03 PM CDTFlash Flood WarningABRBuffalo, Hand, Hyde6 hr
Jun 23, 12:27 AM CDTSevere Thunderstorm WarningABRClark, Codington, Hamlin63 min
Jun 23, 1:40 AM CDTSevere Thunderstorm WarningABRCodington, Deuel, Grant, Hamlin39 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2010Every severe thunderstorm warning in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.