Alert archive / South Dakota / Tornado Warnings in 1990

Tornado Warning 3, NWS Aberdeen, SD

June 1, 1990Beadle County, Hand County, Jerauld County, South Dakota

NWS Aberdeen, SD issued this tornado warning at Jun 1, 1990, 9:01 PM CDT for Beadle County, Hand County, Jerauld County, South Dakota. It was in force for 29 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 1, 1990, 9:01 PM CDT (02:01 UTC)
Expired: Jun 1, 1990, 9:30 PM CDT
In force: 29 min
Issued by: NWS Aberdeen, SD
Area: Whole counties

Counties Beadle County, SD, Hand County, SD, Jerauld County, SD

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

Time	Report	Where	Remark
Jun 1, 9:25 PM CDT	Thunderstorm Wind 50	Beadle, SD

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Aberdeen, SD (KHON), launched 00:00Z, 2.0 hours before the alert went out and 65 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: 1812 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 1129 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 158 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 6.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KHON 020201
TORHON
SDC005-059-073-020230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE HURON SD 
901 PM CDT FRI JUN 1 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 930 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE EAST CENTRAL PART OF SOUTH DAKOTA
      EXTREME SOUTHWEST BEADLE...

   IN THE CENTRAL PART OF SOUTH DAKOTA
      SOUTHEAST HAND...NORTHERN CENTRAL JERAULD...

SOME OF THE CITIES INCLUDED IN THIS WARNING ARE WESSINGTON SPRINGS
VIRGIL AND ROSE HILL LAKE AREA.

AT 0855 PM CDT RADAR INDICATED A POSSIBLE TORNADO 30 MILES
SOUTHWEST OF HURON MOVING NORTHEAST AT 25 MILES AN HOUR.

IF YOU ARE IN THE PATH OF THIS TORNADO...GO TO A BASEMENT SHELTER
IF ONE IS AVAILABLE. OTHERWISE GO TO A CENTRAL INTERIOR ROOM ON THE
LOWEST FLOOR. ABANDON VEHICLES AND MOBILE HOMES FOR A REINFORCED
BUILDING OR A LOW AREA.

SPRINGER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 1, 7:01 PM CDT	Severe Thunderstorm Warning	ABR	Lyman	59 min
Jun 1, 7:55 PM CDT	Severe Thunderstorm Warning	ABR	Buffalo, Lyman	65 min
Jun 1, 8:53 PM CDT	Severe Thunderstorm Warning	ABR	Edmunds	37 min
Jun 1, 9:14 PM CDT	Tornado Warning	ABR	Brown, Spink	31 min
Jun 1, 9:28 PM CDT	Severe Thunderstorm Warning	ABR	Beadle, Sanborn	62 min
Jun 1, 9:50 PM CDT	Severe Thunderstorm Warning	ABR	Brown, Spink	25 min
Jun 1, 10:00 PM CDT	Severe Thunderstorm Warning	ABR	Clark, Kingsbury	60 min
Jun 1, 10:02 PM CDT	Tornado Warning	ABR	Brown, Day, Spink	28 min
Jun 1, 10:52 PM CDT	Severe Thunderstorm Warning	ABR	Miner	68 min

Nearby

Tornado Warnings in South Dakota, 1990 Every tornado warning in 1990 Tornadoes in 1990

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.