Alert archive / South Dakota / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 239, NWS Rapid City, SD

August 2, 2000Meade County, South Dakota

NWS Rapid City, SD issued this severe thunderstorm warning at Aug 2, 2000, 2:53 PM MDT for Meade County, South Dakota. It was in force for 52 min. 1 report 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
Aug 2, 2000, 2:53 PM MDT (20:53 UTC)
Expired
Aug 2, 2000, 3:45 PM MDT
In force
52 min
Issued by
NWS Rapid City, SD
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Meade County, SD

The radar

The Rapid City radar (KUDX), 50 km from the middle of the area, began a volume at 20:56 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
Aug 2, 3:06 PM MDTHail 1Tilford, SD

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

IssuedProductOfficeLasted
Aug 2, 1:15 PM MDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 12:00Z, 8.9 hours before the alert went out and 57 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, Rapid City, SD at 12:00Z on 2000-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 11 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, Rapid City, SD at 12:00Z on 2000-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 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
11 J/kg
Mixed-layer CIN
-278 J/kg
Mixed-layer LCL
2332 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 10:02 PM MDTSevere Thunderstorm WarningUNRButte43 min
Aug 1, 10:32 PM MDTSevere Thunderstorm WarningUNRLawrence43 min
Aug 1, 10:57 PM MDTSevere Thunderstorm WarningUNRMeade48 min
Aug 1, 11:10 PM MDTSevere Thunderstorm WarningUNRPennington50 min
Aug 1, 11:39 PM MDTSevere Thunderstorm WarningUNRCuster51 min
Aug 1, 11:46 PM MDTSevere Thunderstorm WarningUNRMeade44 min
Aug 1, 11:58 PM MDTSevere Thunderstorm WarningUNRPennington47 min
Aug 2, 12:31 AM MDTSevere Thunderstorm WarningUNR44 min
Aug 2, 12:39 AM MDTSevere Thunderstorm WarningUNRJackson66 min
Aug 2, 1:02 AM MDTSevere Thunderstorm WarningUNRBennett58 min
Aug 2, 4:47 PM MDTSevere Thunderstorm WarningUNRHarding43 min
Aug 2, 5:19 PM MDTSevere Thunderstorm WarningUNRCuster41 min
Aug 2, 4:04 PM MDTSevere Thunderstorm WarningUNRCrook, Weston56 min
Aug 2, 4:59 PM MDTSevere Thunderstorm WarningUNRWeston31 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2000Every severe thunderstorm warning in 2000

Sources

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