Alert archive / South Dakota / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 86, NWS Sioux Falls, SD

June 24, 2003Lake County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 24, 2003, 1:15 AM CDT for Lake County, South Dakota. It was in force for 45 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, 1:15 AM CDT (06:15 UTC)
Expired: Jun 24, 2003, 2:00 AM CDT
In force: 45 min
Issued by: NWS Sioux Falls, SD
Area: Counties, with a storm outline in the text

County Lake County, SD

The radar

The Sioux Falls radar (KFSD), 41 km from the middle of the area, began a volume at 06:16 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.

Issued	Product	Office	Lasted
Jun 23, 11:45 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 6.3 hours before the alert went out and 157 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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 240615
SVRFSD
SDC079-240700-

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

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LAKE COUNTY IN EAST CENTRAL SOUTH DAKOTA

* UNTIL 200 AM CDT

* AT 115 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER LAKE COUNTY...OR ABOUT 9 MILES NORTHWEST
  OF COLTON...MOVING EAST AT 5 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
RURAL LAKE COUNTY THROUGH 130 AM CDT

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

LAT...LON 4385 9690 4385 9716 4395 9716 4398 9690

$$

BOUSTEAD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 23, 10:40 PM CDT	Severe Thunderstorm Warning	FSD	Clay, Union	50 min
Jun 23, 11:46 PM CDT	Severe Thunderstorm Warning	FSD	Minnehaha	44 min
Jun 24, 12:06 AM CDT	Severe Thunderstorm Warning	FSD	Lake	39 min
Jun 24, 12:45 AM CDT	Severe Thunderstorm Warning	FSD	Clay, Union	30 min
Jun 24, 12:46 AM CDT	Severe Thunderstorm Warning	FSD	Lake	29 min
Jun 24, 1:21 AM CDT	Severe Thunderstorm Warning	FSD	Charles Mix	39 min
Jun 24, 1:38 AM CDT	Severe Thunderstorm Warning	FSD	Douglas	37 min
Jun 24, 1:48 AM CDT	Severe Thunderstorm Warning	FSD	Aurora	42 min
Jun 24, 1:58 AM CDT	Severe Thunderstorm Warning	FSD	Davison	32 min
Jun 24, 2:16 AM CDT	Severe Thunderstorm Warning	FSD	Brule	29 min
Jun 24, 2:20 AM CDT	Severe Thunderstorm Warning	FSD	Jerauld, Sanborn	40 min
Jun 24, 2:30 AM CDT	Severe Thunderstorm Warning	FSD	Davison	30 min
Jun 24, 2:34 AM CDT	Severe Thunderstorm Warning	FSD	Hanson	26 min
Jun 24, 2:49 AM CDT	Severe Thunderstorm Warning	FSD	Miner	41 min
Jun 24, 2:53 AM CDT	Severe Thunderstorm Warning	FSD	Beadle	37 min
Jun 24, 3:03 AM CDT	Severe Thunderstorm Warning	FSD	Kingsbury	42 min
Jun 24, 4:53 PM CDT	Severe Thunderstorm Warning	FSD	Davison	37 min
Jun 24, 5:13 PM CDT	Tornado Warning	FSD	Davison	32 min
Jun 24, 5:26 PM CDT	Severe Thunderstorm Warning	FSD	Clay	49 min
Jun 24, 5:33 PM CDT	Severe Thunderstorm Warning	FSD	Sanborn	42 min
Jun 24, 5:44 PM CDT	Tornado Warning	FSD	Sanborn	46 min
Jun 24, 5:52 PM CDT	Tornado Warning	FSD	Jerauld	38 min
Jun 24, 5:54 PM CDT	Tornado Warning	FSD	Clay	51 min
Jun 24, 6:10 PM CDT	Tornado Warning	FSD	Sanborn	50 min
Jun 24, 6:14 PM CDT	Tornado Warning	FSD	Lincoln	31 min
Jun 24, 6:28 PM CDT	Tornado Warning	FSD	Lincoln, Minnehaha	47 min
Jun 24, 6:37 PM CDT	Tornado Warning	FSD	Clay	38 min
Jun 24, 6:41 PM CDT	Tornado Warning	FSD	Beadle	49 min
Jun 24, 6:51 PM CDT	Severe Thunderstorm Warning	FSD	Minnehaha	24 min
Jun 24, 6:54 PM CDT	Tornado Warning	FSD	Turner	51 min
Jun 24, 6:57 PM CDT	Severe Thunderstorm Warning	FSD	Kingsbury	48 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2003 Every 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.