Alert archive / South Dakota / Tornado Warnings in 1993

Tornado Warning 5, NWS Aberdeen, SD

June 11, 1993Lyman County, South Dakota

NWS Aberdeen, SD issued this tornado warning at Jun 11, 1993, 8:41 PM CDT for Lyman County, South Dakota. It was in force for 14 min.

The area

The counties it named.

The facts

Issued
Jun 11, 1993, 8:41 PM CDT (01:41 UTC)
Expired
Jun 11, 1993, 8:55 PM CDT
In force
14 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

County Lyman County, SD

The nearest sounding before it

Aberdeen, SD (KHON), launched 00:00Z, 1.7 hours before the alert went out and 160 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 1993-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 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 1993-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2639 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
163 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 Aberdeen, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 7:12 PM CDTSevere Thunderstorm WarningABRHughes, Sully63 min
Jun 11, 9:11 PM CDTSevere Thunderstorm WarningABRHughes49 min
Jun 11, 10:35 PM CDTSevere Thunderstorm WarningABRLyman40 min
Jun 12, 12:08 AM CDTSevere Thunderstorm WarningABRMiner112 min
Jun 12, 4:22 PM CDTSevere Thunderstorm WarningABRCampbell, Corson, Walworth68 min
Jun 12, 6:20 PM CDTSevere Thunderstorm WarningABRSully25 min
Jun 12, 6:33 PM CDTSevere Thunderstorm WarningABRCampbell57 min
Jun 12, 6:49 PM CDTSevere Thunderstorm WarningABRPotter56 min

Nearby

Tornado Warnings in South Dakota, 1993Every tornado warning in 1993Tornadoes in 1993

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.