Alert archive / South Dakota / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 59, NWS Aberdeen, SD

July 10, 1994Corson County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jul 10, 1994, 9:00 PM MDT for Corson County, South Dakota. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jul 10, 1994, 9:00 PM MDT (03:00 UTC)
Expired
Jul 10, 1994, 10:00 PM MDT
In force
60 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

County Corson County, SD

The nearest sounding before it

Aberdeen, SD (KHON), launched 00:00Z, 3.0 hours before the alert went out and 237 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 1994-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2275 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 1994-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 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
2275 J/kg
Mixed-layer CIN
-211 J/kg
Mixed-layer LCL
1048 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
167 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

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
Jul 10, 7:59 PM MDTSevere Thunderstorm WarningABRCorson61 min
Jul 10, 8:34 PM MDTSevere Thunderstorm WarningABRDewey56 min
Jul 10, 9:30 PM MDTSevere Thunderstorm WarningABRPotter, Walworth60 min
Jul 10, 9:30 PM MDTSevere Thunderstorm WarningABRCampbell60 min
Jul 10, 9:48 PM MDTSevere Thunderstorm WarningABRSully42 min
Jul 10, 10:05 PM MDTSevere Thunderstorm WarningABRHand, Hyde55 min
Jul 10, 10:05 PM MDTSevere Thunderstorm WarningABRHughes, Stanley55 min
Jul 10, 10:31 PM MDTSevere Thunderstorm WarningABRBeadle, Jerauld, Sanborn59 min
Jul 10, 10:31 PM MDTSevere Thunderstorm WarningABRBuffalo, Lyman59 min
Jul 10, 11:11 PM MDTSevere Thunderstorm WarningABRHand, Hyde49 min
Jul 10, 11:15 PM MDTSevere Thunderstorm WarningABRBrown, Edmunds, Faulk, Spink60 min
Jul 10, 11:30 PM MDTSevere Thunderstorm WarningABRBeadle60 min
Jul 11, 12:10 AM MDTSevere Thunderstorm WarningABRClark65 min
Jul 11, 12:15 AM MDTSevere Thunderstorm WarningABRBrown, Spink30 min
Jul 11, 12:27 AM MDTSevere Thunderstorm WarningABRCodington, Hamlin63 min
Jul 11, 12:30 AM MDTSevere Thunderstorm WarningABRDay30 min
Jul 11, 12:43 AM MDTSevere Thunderstorm WarningABRDeuel, Grant62 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 1994Every severe thunderstorm warning in 1994

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.