Alert archive / South Dakota / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 91, NWS Sioux Falls, SD

June 24, 2003Davison County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 24, 2003, 1:58 AM CDT for Davison County, South Dakota. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 24, 2003, 1:58 AM CDT (06:58 UTC)
Expired
Jun 24, 2003, 2:30 AM CDT
In force
32 min
Issued by
NWS Sioux Falls, SD
Area
Counties, with a storm outline in the text

County Davison County, SD

The radar

The Sioux Falls radar (KFSD), 110 km from the middle of the area, began a volume at 07:01 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 watch it was issued in

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

IssuedProductOfficeLasted
Jun 23, 11:45 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 7.0 hours before the alert went out and 144 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 2003-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1534 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 2003-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 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
1534 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
996 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
407 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS53 KFSD 240658
SVRFSD
SDC035-240730-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
158 AM CDT TUE JUN 24 2003

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DAVISON COUNTY IN SOUTHEAST SOUTH DAKOTA

* UNTIL 230 AM CDT

* AT 158 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 10 MILES SOUTHWEST OF MOUNT
  VERNON TO 7 MILES SOUTHWEST OF ETHAN...OR FROM 20 MILES SOUTHWEST
  OF MITCHELL TO 9 MILES NORTHWEST OF PARKSTON...MOVING NORTHEAST AT
  35 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  ETHAN AROUND 205 AM CDT
  MOUNT VERNON AROUND 210 AM CDT
  MITCHELL AROUND 225 AM CDT

THIS STORM WILL PRODUCE DAMAGING WIND. GO INSIDE A STURDY BUILDING
AND STAY AWAY FROM WINDOWS.

LAT...LON 4351 9797 4352 9831 4373 9831 4380 9806
          4366 9797

$$

BOUSTEAD

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 23, 10:40 PM CDTSevere Thunderstorm WarningFSDClay, Union50 min
Jun 23, 11:46 PM CDTSevere Thunderstorm WarningFSDMinnehaha44 min
Jun 24, 12:06 AM CDTSevere Thunderstorm WarningFSDLake39 min
Jun 24, 12:45 AM CDTSevere Thunderstorm WarningFSDClay, Union30 min
Jun 24, 12:46 AM CDTSevere Thunderstorm WarningFSDLake29 min
Jun 24, 1:15 AM CDTSevere Thunderstorm WarningFSDLake45 min
Jun 24, 1:21 AM CDTSevere Thunderstorm WarningFSDCharles Mix39 min
Jun 24, 1:38 AM CDTSevere Thunderstorm WarningFSDDouglas37 min
Jun 24, 1:48 AM CDTSevere Thunderstorm WarningFSDAurora42 min
Jun 24, 2:16 AM CDTSevere Thunderstorm WarningFSDBrule29 min
Jun 24, 2:20 AM CDTSevere Thunderstorm WarningFSDJerauld, Sanborn40 min
Jun 24, 2:30 AM CDTSevere Thunderstorm WarningFSDDavison30 min
Jun 24, 2:34 AM CDTSevere Thunderstorm WarningFSDHanson26 min
Jun 24, 2:49 AM CDTSevere Thunderstorm WarningFSDMiner41 min
Jun 24, 2:53 AM CDTSevere Thunderstorm WarningFSDBeadle37 min
Jun 24, 3:03 AM CDTSevere Thunderstorm WarningFSDKingsbury42 min
Jun 24, 4:53 PM CDTSevere Thunderstorm WarningFSDDavison37 min
Jun 24, 5:13 PM CDTTornado WarningFSDDavison32 min
Jun 24, 5:26 PM CDTSevere Thunderstorm WarningFSDClay49 min
Jun 24, 5:33 PM CDTSevere Thunderstorm WarningFSDSanborn42 min
Jun 24, 5:44 PM CDTTornado WarningFSDSanborn46 min
Jun 24, 5:52 PM CDTTornado WarningFSDJerauld38 min
Jun 24, 5:54 PM CDTTornado WarningFSDClay51 min
Jun 24, 6:10 PM CDTTornado WarningFSDSanborn50 min
Jun 24, 6:14 PM CDTTornado WarningFSDLincoln31 min
Jun 24, 6:28 PM CDTTornado WarningFSDLincoln, Minnehaha47 min
Jun 24, 6:37 PM CDTTornado WarningFSDClay38 min
Jun 24, 6:41 PM CDTTornado WarningFSDBeadle49 min
Jun 24, 6:51 PM CDTSevere Thunderstorm WarningFSDMinnehaha24 min
Jun 24, 6:54 PM CDTTornado WarningFSDTurner51 min
Jun 24, 6:57 PM CDTSevere Thunderstorm WarningFSDKingsbury48 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2003Every severe thunderstorm warning in 2003

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.