Alert archive / South Dakota / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 154, NWS Aberdeen, SD

July 24, 1997Jones County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jul 24, 1997, 8:36 PM CDT for Jones County, South Dakota. It was in force for 64 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
Jul 24, 1997, 8:36 PM CDT (01:36 UTC)
Expired
Jul 24, 1997, 9:40 PM CDT
In force
64 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

County Jones County, SD

The watch it was issued in

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

IssuedProductOfficeLasted
Jul 24, 7:45 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 00:00Z, 1.6 hours before the alert went out and 176 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 00:00Z on 1997-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 600 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 00:00Z on 1997-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -61 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
600 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
1314 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-61 m²/s²
0-3 km storm-relative helicity
-15 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
Jul 24, 9:07 PM CDTSevere Thunderstorm WarningABRClark, Spink63 min
Jul 24, 9:45 PM CDTTornado WarningABRClark30 min
Jul 24, 9:51 PM CDTSevere Thunderstorm WarningABRCodington, Hamlin94 min
Jul 24, 11:21 PM CDTSevere Thunderstorm WarningABRLyman34 min
Jul 25, 12:07 AM CDTSevere Thunderstorm WarningABRHamlin48 min
Jul 25, 12:14 AM CDTFlash Flood WarningABRClark, Codington, Deuel, Hamlin3 hr
Jul 25, 4:37 PM CDTSevere Thunderstorm WarningABRCampbell, McPherson58 min
Jul 25, 4:51 PM CDTTornado WarningABRMcPherson44 min
Jul 25, 5:37 PM CDTTornado WarningABREdmunds, McPherson58 min
Jul 25, 6:22 PM CDTSevere Thunderstorm WarningABRCorson63 min
Jul 25, 6:36 PM CDTSevere Thunderstorm WarningABREdmunds64 min
Jul 25, 6:45 PM CDTTornado WarningABREdmunds50 min
Jul 25, 6:56 PM CDTTornado WarningABRBrown34 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 1997Every severe thunderstorm warning in 1997

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.