Alert archive / South Dakota / Tornado Warnings in 1990

Tornado Warning 10, NWS Aberdeen, SD

June 28, 1990Hand County, Hyde County, South Dakota

NWS Aberdeen, SD issued this tornado warning at Jun 28, 1990, 5:26 AM CDT for Hand County, Hyde County, South Dakota. It was in force for 34 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 28, 1990, 5:26 AM CDT (10:26 UTC)
Expired
Jun 28, 1990, 6:00 AM CDT
In force
34 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

Counties Hand County, SD, Hyde 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

TimeReportWhereRemark
Jun 28, 5:55 AM CDTHail 0.75Hand, 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, 10.4 hours before the alert went out and 77 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 1990-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1502 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 1990-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 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
1502 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
2138 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
371 m²/s²
Significant tornado parameter
0.0
Supercell composite
17.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KHON 281026
TORHON
SDC059-069-281100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE HURON SD 
526 AM CDT THU JUN 28 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 600 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE CENTRAL PART OF SOUTH DAKOTA
      CENTRAL AND NORTHERN HAND...CENTRAL AND NORTHERN HYDE

SOME OF THE CITIES INCLUDED IN THIS WARNING ARE HIGHMORE...MILLER..
REE HEIGHTS.

AT 523 AM CDT  RADAR INDICATED A POSSIBLE TORNADO JUST NORTHWEST OF
HIGHMORE OR 60 MILES WEST NORTHWEST OF HURON...MOVING SOUTHEAST AT
40 MILES AN HOUR.

IF YOU ARE IN THE PATH OF THIS TORNADO...GO TO A BASEMENT SHELTEHR
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

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 28, 2:43 AM CDT, 2 hours 43 minutes before
SDZ003-280835-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
240 AM CDT THU JUN 28 1990

AT 235 AM CDT RADAR INDICATED THUNDERSTORMS WERE DEVELOPING IN NORTH
CENTRAL SOUTH DAKOTA. THE SHERIFF REPORTED 45 MPH WIND IN MCINTOSH...
50 MILES NORTHWEST OF MOBRIDGE.

THESE STORMS CAN PRODUCE SMALL HAIL AND HEAVY RAIN...BUT THEY ARE ALSO
PRODUCING VERY STRONG WIND. IF YOU LIVE IN CORSON COUNTY OF SOUTH DAKOTA
YOU SHOULD BE PREPARED FOR S1TRONG WIND AND LISTEN FOR LATER STATEMENTS.

KEEFE
Special weather statement, Jun 28, 4:00 AM CDT, 1 hour 26 minutes before
SDZ003-005-005-281000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
400 AM CDT THU JUN 28 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 AM CDT...

AT 355 AM CDT RADAR INDICATED THUNDERSTORMS MOVING ACROSS THE MISSOURI
RIVER FROM 30 MILES NORTH OF MOBRIDGE SOUTH DAKOTA AT POLLOCK ON SOUTH
TO THE MISSOURI/CHEYENNE RIVER INTERSECTION 35 MILES NORTHWEST OF
PIERRE MOVING EAST AT 30 MPH.

PERSONS ALONG THE RIVER AND THE AJOINING COUNTIES OF CAMPBELL...WALWORTH
AND POTTER IN NORTH CENTRAL SOUTH DAKOTA SHOULD BE PREPARED FOR ADVERSE
WEATHER CONDITIONS BETWEEN 4 AM AND 6 AM CDT THIS EARLY THURSDAY MORNNING.

AREAS OF VERY HEAVY RAIN...HAIL AND VERY GUSTY WINDS OF 50 MPH CAN BE
EXPECTED WITH THESE THUNDERSTORMS AS THEY PASS.
 STUDNICKA
Special weather statement, Jun 28, 4:51 AM CDT, 35 minutes before
SDZ003-005-005-281000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
450 AM CDT THU JUN 28 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 AM CDT...

AT 445 AM CDT RADAR INDICATED THUNDERSTORMS MOVING ACROSS THE MISSOURI
RIVER FROM 30 MILES NORTH OF MOBRIDGE SOUTH DAKOTA AT POLLOCK ON SOUTH
TO THE MISSOURI/CHEYENNE RIVER INTERSECTION 35 MILES NORTHWEST OF
PIERRE AND EASTWARD TO NEAR REDFIELD SOUTH DAKOTA MOVING EAST AT 30 MPH.

PERSONS ALONG THE RIVER AND ALL COUNTIES EAST OF THE MISSOURI RIVER IN
NORTH CENTRAL AND PORTIONS OF NORTHEAST SOUTH DAKOTA SHOULD BE PREPARED
FOR ADVERSE WEATHER CONDITIONS BETWEEN 5 AM AND 7 AM THIS THURSDAY MORNING.

AREAS OF VERY HEAVY RAIN...HAIL AND VERY GUSTY WINDS OF 50 MPH CAN BE
EXPECTED WITH THESE THUNDERSTORMS AS THEY PASS.
 STUDNICKA
Special weather statement, Jun 28, 4:52 AM CDT, 34 minutes before
SDZ003-004-005-281100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
450 AM CDT THU JUN 28 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 AM CDT...

AT 445 AM CDT RADAR INDICATED THUNDERSTORMS MOVING ACROSS THE MISSOURI
RIVER FROM 30 MILES NORTH OF MOBRIDGE SOUTH DAKOTA AT POLLOCK ON SOUTH
TO THE MISSOURI/CHEYENNE RIVER INTERSECTION 35 MILES NORTHWEST OF
PIERRE AND EASTWARD TO NEAR REDFIELD SOUTH DAKOTA MOVING EAST AT 30 MPH.

PERSONS ALONG THE RIVER AND ALL COUNTIES EAST OF THE MISSOURI RIVER IN
NORTH CENTRAL AND PORTIONS OF NORTHEAST SOUTH DAKOTA SHOULD BE PREPARED
FOR ADVERSE WEATHER CONDITIONS BETWEEN 5 AM AND 7 AM THIS THURSDAY MORNING.

AREAS OF VERY HEAVY RAIN...HAIL AND VERY GUSTY WINDS OF 50 MPH CAN BE
EXPECTED WITH THESE THUNDERSTORMS AS THEY PASS.
 STUDNICKA

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 7:20 PM CDTSevere Thunderstorm WarningABRKingsbury55 min
Jun 27, 7:54 PM CDTSevere Thunderstorm WarningABRBeadle, Miner, Sanborn66 min
Jun 27, 9:36 PM CDTSevere Thunderstorm WarningABRKingsbury39 min
Jun 27, 9:45 PM CDTSevere Thunderstorm WarningABRCorson, Dewey60 min
Jun 28, 5:00 AM CDTSevere Thunderstorm WarningABRBeadle60 min
Jun 28, 5:58 AM CDTSevere Thunderstorm WarningABRBeadle62 min
Jun 28, 6:48 AM CDTSevere Thunderstorm WarningABRClark, Hamlin, Kingsbury57 min
Jun 28, 7:36 AM CDTSevere Thunderstorm WarningABRDewey, Potter54 min
Jun 28, 8:18 AM CDTSevere Thunderstorm WarningABRFaulk, Potter34 min

Nearby

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