Alert archive / South Dakota / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 151, NWS Aberdeen, SD

August 14, 2024Stanley County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Aug 14, 2024, 4:19 PM MDT for Stanley County, South Dakota. It was in force for 41 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
Aug 14, 2024, 4:19 PM MDT (22:19 UTC)
Expired
Aug 14, 2024, 5:00 PM MDT
In force
41 min
Issued by
NWS Aberdeen, SD
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Stanley County, SD

The radar

The Rapid City radar (KUDX), 170 km from the middle of the area, began a volume at 22:20 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.

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 10.3 hours before the alert went out and 262 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, Bismarck Municip, ND at 12:00Z on 2024-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 107 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, Bismarck Municip, ND at 12:00Z on 2024-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 149 square meters per square second.19395878Sfc1 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
107 J/kg
Mixed-layer CIN
-192 J/kg
Mixed-layer LCL
602 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
149 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 14, 2:16 PM MDTSpecial Weather StatementABRDewey59 min
Aug 14, 3:06 PM MDTSpecial Weather StatementABRDewey24 min
Aug 14, 3:30 PM MDTSpecial Weather StatementABRWalworth30 min
Aug 14, 3:56 PM MDTSpecial Weather StatementABRStanley34 min
Aug 14, 4:07 PM MDTSpecial Weather StatementABRWalworth38 min
Aug 14, 4:13 PM MDTSpecial Weather StatementABRStanley32 min
Aug 14, 4:16 PM MDTSevere Thunderstorm WarningABRStanley, Sully27 min
Aug 14, 5:45 PM MDTSpecial Weather StatementABRBrown, Faulk, Hand, Hyde, Lyman45 min
Aug 14, 5:59 PM MDTSevere Thunderstorm WarningABREdmunds31 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2024Every severe thunderstorm warning in 2024

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; radar from the NEXRAD Level II archive.