Alert archive / South Dakota / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 48, NWS Aberdeen, SD

June 22, 1997Edmunds County, McPherson County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 22, 1997, 11:21 AM CDT for Edmunds County, McPherson County, South Dakota. It was in force for 49 min. 4 reports 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 22, 1997, 11:21 AM CDT (16:21 UTC)
Expired
Jun 22, 1997, 12:10 PM CDT
In force
49 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

Counties Edmunds County, SD, McPherson County, SD

The radar

The Aberdeen radar (KABR), 65 km from the middle of the area, began a volume at 16:22 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.

What was reported inside it

TimeReportWhereRemark
Jun 22, 11:30 AM CDTHail 0.75Hosmer, SD
Jun 22, 11:30 AM CDTThunderstorm Wind 64Hosmer, SD
Jun 22, 12:10 PM CDTHail 1Hillsview, SD
Jun 22, 12:10 PM CDTHail 1Hosmer, 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.

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 4.4 hours before the alert went out and 100 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 12:00Z on 1997-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1357 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 12:00Z on 1997-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 square meters per square second.1939587897Sfc1 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
1357 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
762 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
136 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.9

Open this sounding in Storm Lab

The text

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

759 
WUUS1 KABR 221622 RRA
SVRABR
SDC045-089-221710-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
1121 AM CDT SUN JUN 22 1997

* SEVERE THUNDERSTORM WARNING FOR
  EDMUNDS COUNTY - NORTHEASTERN SOUTH DAKOTA
  MCPHERSON COUNTY - NORTHEASTERN SOUTH DAKOTA

* UNTIL 1210 PM CDT
 
* SOME LOCATIONS AFFECTED
  RURAL AREAS BETWEEN ROSCOE AND LEOLA OR 40 MILES WEST OF
  ABERDEEN

* AT 1118 AM CDT...ABERDEEN DOPPLER RADAR INDICATED A SEVERE
  THUNDERSTORM WITH LARGE HAIL 45 MILES WEST OF ABERDEEN OR 3 MILES
  NORTHEAST OF HOSMER MOVING NORTHEAST AT 30 MPH.

THIS STORM HAS A HISTORY OF LARGE HAIL. GO INSIDE A STURDY BUILDING
AND STAY AWAY FROM WINDOWS

SPOTTER NEAR HOVEN REPORTED QUARTER SIZE HAIL AT 1107 AM CDT.
HG/GS
 

&

What forecasters said that day

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

NWS Aberdeen, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 22, 10:09 AM CDT, 1 hour 12 minutes earlier.

Area forecast discussion, Jun 22, 10:09 AM CDT, 1 hour 12 minutes before
AREA FORECAST DISCUSSION FOR CENTRAL/NORTH CENTRAL/NORTHEAST SD
AND FOR TRAVERSE/BIG STONE COUNTIES OF MN
NATIONAL WEATHER SERVICE ABERDEEN SD
10 AM CDT SUN JUN 22 1997

88D SHWS SHWRS & TSTSM MOVG ACRS CBWA ATTM. SOME CUD BCM SVR. CRNT
FCST LOOKS FINE & WIL LET IT RIDE FOR NOW.

.ABR...NONE

In the hours before

Special weather statement, Jun 22, 9:20 AM CDT, 2 hours 1 minute before
SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE  ABERDEEN SD
920 AM CDT SUN JUN 22 1997

SDZ003>011-015>023-033>037-045-048-051-MNZ039-046-230600-
BIG STONE MN-BROWN-BUFFALO-CAMPBELL-CLARK-CODINGTON-CORSON-DAY-DEUEL-
DEWEY-EDMUNDS-FAULK-GRANT-HAMLIN-HAND-HUGHES-HYDE-JONES-LYMAN-MARSHALL-
MCPHERSON-POTTER-ROBERTS-SPINK-STANLEY-SULLY-TRAVERSE MN-WALWORTH-
INCLUDING THE CITIES OF...MCINTOSH...MOUND CITY...EUREKA...ABERDEEN...
BRITTON...SISSETON...MOBRIDGE...ROSCOE...WEBSTER...TIMBER LAKE...
GETTYSBURG...FAULKTON...REDFIELD...CLARK...WATERTOWN...MILBANK...
CASTLEWOOD...CLEAR LAKE...FT PIERRE...ONIDA...PIERRE...HIGHMORE...
MILLER...MURDO...PRESHO...FT THOMPSON...WHEATON...ORTONVILLE
920 AM CDT SUN JUN 22 1997

* AN OUTBREAK OF TORNADOES AND SEVERE THUNDERSTORMS IS POSSIBLE THIS
  AFTERNOON AND EVENING.

* TYPES OF SEVERE WEATHER EXPECTED
  - TORNADOES
  - STRONG THUNDERSTORM WINDS (58 MPH OR GREATER)
  - HAIL (ONE INCH OR GREATER)
  - HEAVY RAIN

* POSSIBILITY OF SPOTTER ACTIVATION
  - SOUTH CENTRAL SOUTH DAKOTA - PROBABLE THIS AFTERNOON AND EARLY
    EVENING
  - NORTH CENTRAL AND EASTERN SOUTH DAKOTA - PROBABLE LATE AFTERNOON AND

    EVENING
  - WEST CENTRAL MINNESOTA - PROBABLE LATE AFTERNOON AND EVENING

. SYNOPSIS: A WARM FRONT...CURRENTLY EXTENDING FROM NORTHWEST SOUTH
DAKOTA THROUGH SOUTH CENTRAL SOUTH DAKOTA TO SOUTH EASTERN NEBRASKA...
WILL PUSH TO THE NORTH AND EAST AND WILL STRETCH ACROSS NORTHERN SOUTH
DAKOTA AND SOUTHWEST MINNESOTA BY LATE AFTERNOON. THE WARM FRONT WILL
CONTINUE MOVING TO THE NORTH DURING THE AFTERNOON AND WILL BE SITUATED
ACROSS SOUTHERN NORTH DAKOTA AND CENTRAL MINNESOTA THIS EVENING. BEHIND
THE WARM FRONT...WARM...MOIST...UNSTABLE AIR WILL SPREAD ACROSS THE
REGION.  MEANWHILE...AN UPPER LEVEL DISTURBANCE WILL MOVE FROM THE
NORTHERN ROCKIES INTO THE NORTHERN PLAINS.  THIS COMBINATION OF WEATHER
SYSTEMS WILL PROVIDE THE CONDITIONS FAVORABLE TO THE DEVELOPMENT OF
TORNADOES IN ADDITION TO LARGE HAIL AND STRONG GUSTY WINDS.
THUNDERSTORM ACTIVITY IS EXPECTED TO DEVELOP ALONG THE WARM FRONT AN
MOVE TO THE NORTH ALONG WITH THE FRONT.

WCT
Special weather statement, Jun 22, 9:22 AM CDT, 1 hour 59 minutes before
SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE  ABERDEEN SD
920 AM CDT SUN JUN 22 1997

SDZ003>011-015>023-033>037-045-048-051-MNZ039-046-230600-
BIG STONE MN-BROWN-BUFFALO-CAMPBELL-CLARK-CODINGTON-CORSON-DAY-DEUEL-
DEWEY-EDMUNDS-FAULK-GRANT-HAMLIN-HAND-HUGHES-HYDE-JONES-LYMAN-MARSHALL-
MCPHERSON-POTTER-ROBERTS-SPINK-STANLEY-SULLY-TRAVERSE MN-WALWORTH-
INCLUDING THE CITIES OF...MCINTOSH...MOUND CITY...EUREKA...ABERDEEN...
BRITTON...SISSETON...MOBRIDGE...ROSCOE...WEBSTER...TIMBER LAKE...
GETTYSBURG...FAULKTON...REDFIELD...CLARK...WATERTOWN...MILBANK...
CASTLEWOOD...CLEAR LAKE...FT PIERRE...ONIDA...PIERRE...HIGHMORE...
MILLER...MURDO...PRESHO...FT THOMPSON...WHEATON...ORTONVILLE
920 AM CDT SUN JUN 22 1997

* AN OUTBREAK OF TORNADOES AND SEVERE THUNDERSTORMS IS POSSIBLE THIS
  AFTERNOON AND EVENING.

* TYPES OF SEVERE WEATHER EXPECTED
  - TORNADOES
  - STRONG THUNDERSTORM WINDS (58 MPH OR GREATER)
  - HAIL (ONE INCH OR GREATER)
  - HEAVY RAIN

* POSSIBILITY OF SPOTTER ACTIVATION
  - SOUTH CENTRAL SOUTH DAKOTA - PROBABLE THIS AFTERNOON AND EARLY
    EVENING
  - NORTH CENTRAL AND EASTERN SOUTH DAKOTA - PROBABLE LATE AFTERNOON AND

    EVENING
  - WEST CENTRAL MINNESOTA - PROBABLE LATE AFTERNOON AND EVENING

. SYNOPSIS: A WARM FRONT...CURRENTLY EXTENDING FROM NORTHWEST SOUTH
DAKOTA THROUGH SOUTH CENTRAL SOUTH DAKOTA TO SOUTH EASTERN NEBRASKA...
WILL PUSH TO THE NORTH AND EAST AND WILL STRETCH ACROSS NORTHERN SOUTH
DAKOTA AND SOUTHWEST MINNESOTA BY LATE AFTERNOON. THE WARM FRONT WILL
CONTINUE MOVING TO THE NORTH DURING THE AFTERNOON AND WILL BE SITUATED
ACROSS SOUTHERN NORTH DAKOTA AND CENTRAL MINNESOTA THIS EVENING. BEHIND
THE WARM FRONT...WARM...MOIST...UNSTABLE AIR WILL SPREAD ACROSS THE
REGION.  MEANWHILE...AN UPPER LEVEL DISTURBANCE WILL MOVE FROM THE
NORTHERN ROCKIES INTO THE NORTHERN PLAINS.  THIS COMBINATION OF WEATHER
SYSTEMS WILL PROVIDE THE CONDITIONS FAVORABLE TO THE DEVELOPMENT OF
TORNADDOES IN ADDITION TO LARGE HAIL AND STRONG GUSTY WINDS.
THUNDERSTORM ACTIVITY IS EXPECTED TO DEVELOP ALONG THE WARM FRONT AN
MOVE TO THE NORTH ALONG WITH THE FRONT.

WCT
Local storm report, Jun 22, 9:38 AM CDT, 1 hour 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  ABERDEEN SD
938 AM CDT SUN JUN 22 1997

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0650 AM    LITTLE EAGLE 6SE          SD   2.75 INCH HAIL
06/22/97   CORSON

0740 AM    MOBRIDGE                  SD   0.88 INCH HAIL
06/22/97   WALWORTH

END

R.S.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 5:54 AM CDTSevere Thunderstorm WarningABRDewey, Potter46 min
Jun 22, 6:26 AM CDTSevere Thunderstorm WarningABRCorson64 min
Jun 22, 6:48 AM CDTSevere Thunderstorm WarningABRWalworth62 min
Jun 22, 7:19 AM CDTSevere Thunderstorm WarningABRCampbell, Walworth61 min
Jun 22, 8:10 AM CDTSevere Thunderstorm WarningABRWalworth35 min
Jun 22, 8:15 AM CDTSevere Thunderstorm WarningABREdmunds, Faulk60 min
Jun 22, 10:23 AM CDTSevere Thunderstorm WarningABRCampbell, Corson47 min
Jun 22, 11:14 AM CDTSevere Thunderstorm WarningABREdmunds, Potter61 min
Jun 22, 11:25 AM CDTSevere Thunderstorm WarningABRCampbell65 min
Jun 22, 11:40 AM CDTTornado WarningABREdmunds45 min
Jun 22, 11:56 AM CDTSevere Thunderstorm WarningABRFaulk64 min
Jun 22, 12:10 PM CDTTornado WarningABRMcPherson, Walworth30 min
Jun 22, 12:25 PM CDTTornado WarningABREdmunds65 min
Jun 22, 12:42 PM CDTTornado WarningABRFaulk33 min
Jun 22, 12:46 PM CDTSevere Thunderstorm WarningABRMcPherson64 min
Jun 22, 1:00 PM CDTSevere Thunderstorm WarningABRSpink65 min
Jun 22, 1:18 PM CDTSevere Thunderstorm WarningABRFaulk, Hand62 min
Jun 22, 1:32 PM CDTSevere Thunderstorm WarningABRBrown, Edmunds48 min
Jun 22, 2:05 PM CDTSevere Thunderstorm WarningABRSpink60 min
Jun 22, 2:28 PM CDTTornado WarningABRSpink32 min
Jun 22, 2:44 PM CDTTornado WarningABRClark61 min
Jun 22, 2:47 PM CDTTornado WarningABRClark58 min
Jun 22, 3:00 PM CDTTornado WarningABRSpink35 min
Jun 22, 3:27 PM CDTSevere Thunderstorm WarningABRClark48 min
Jun 22, 3:34 PM CDTSevere Thunderstorm WarningABRCodington, Hamlin61 min
Jun 22, 4:00 PM CDTTornado WarningABRHamlin50 min
Jun 22, 4:24 PM CDTTornado WarningABRDeuel61 min
Jun 22, 4:26 PM CDTTornado WarningABRDeuel59 min
Jun 22, 4:33 PM CDTTornado WarningABRHamlin32 min
Jun 22, 5:11 PM CDTSevere Thunderstorm WarningABRClark49 min
Jun 22, 6:06 PM CDTSevere Thunderstorm WarningABRHamlin59 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 1997Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.