Alert archive / South Dakota / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 94, NWS Aberdeen, SD

June 30, 1997Faulk County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 30, 1997, 9:19 PM CDT for Faulk County, South Dakota. It was in force for 76 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 30, 1997, 9:19 PM CDT (02:19 UTC)
Expired
Jun 30, 1997, 10:35 PM CDT
In force
76 min
Issued by
NWS Aberdeen, SD
Area
Whole counties

County Faulk County, SD

The radar

The Aberdeen radar (KABR), 72 km from the middle of the area, began a volume at 02:19 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 nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 2.3 hours before the alert went out and 62 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 1997-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1731 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 1997-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 square meters per square second.193958Sfc1 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
1731 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
1324 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.9

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 30, 9:00 PM CDT, 19 minutes earlier.

Area forecast discussion, Jun 30, 9:00 PM CDT, 19 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Special weather statement, Jun 30, 5:30 PM CDT, 3 hours 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  ABERDEEN SD
530 PM CDT MON JUN 30 1997

SDZ045-048-051-010400-
BUFFALO-JONES-LYMAN-
INCLUDING THE CITIES OF...MURDO...PRESHO...FT THOMPSON
530 PM CDT MON JUN 30 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1100 PM CDT TONIGHT...

THE SEVERE THUNDERSTORM WATCH COVERS JONES...LYMAN AND BUFFALO
COUNTIES...WHICH INCLUDES THE COMMUNITES OF MURDO...PRESHO...RELIANCE
AND LOWER BRULE.

SCATTERED THUNDERSTORMS MOVING INTO SOUTHERN SOUTH DAKOTA FROM NORTHERN
NEBRASKA ARE EXPECTED TO INTENSIFY AS THEY MOVE INTO A WARM AND UNSTABLE
AIRMASS. THESE STORMS MAY CONTAIN LARGE HAIL AND DAMAGING WINDS.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND TO THE WATCH AREA. SEEK
SHELTER IF THREATENING WEATHER APPROACHES.

BANN
Special weather statement, Jun 30, 5:34 PM CDT, 3 hours 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE  ABERDEEN SD
530 PM CDT MON JUN 30 1997

SDZ045-048-051-010400-
BUFFALO-JONES-LYMAN-
INCLUDING THE CITIES OF...MURDO...PRESHO...FT THOMPSON
530 PM CDT MON JUN 30 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 1100 PM CDT TONIGHT...

THE SEVERE THUNDERSTORM WATCH COVERS JONES...LYMAN AND BUFFALO
COUNTIES...WHICH INCLUDES THE COMMUNITES OF MURDO...PRESHO...RELIANCE
AND LOWER BRULE.

SCATTERED THUNDERSTORMS MOVING INTO SOUTHERN SOUTH DAKOTA FROM NORTHERN
NEBRASKA ARE EXPECTED TO INTENSIFY AS THEY MOVE INTO A WARM AND UNSTABLE
AIRMASS. THESE STORMS MAY CONTAIN LARGE HAIL AND DAMAGING WINDS.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND TO THE WATCH AREA. SEEK
SHELTER IF THREATENING WEATHER APPROACHES.

BANN
Local storm report, Jun 30, 7:16 PM CDT, 2 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  ABERDEEN SD
716 PM CDT MON JUN 30 1997

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

0700 PM    PIERRE                    SD   4.00 INCH HAIL
06/30/97   HUGHES

GS/WT
Local storm report, Jun 30, 8:38 PM CDT, 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  ABERDEEN SD
838 PM CDT MON JUN 30 1997

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

0746 PM    ONIDA                     SD   1.75 INCH HAIL
06/30/97   SULLY                          REPORTED BY DEPUTY

BANN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 7:26 PM CDTSevere Thunderstorm WarningABRSully59 min
Jun 30, 8:44 PM CDTSevere Thunderstorm WarningABRHyde46 min
Jun 30, 9:58 PM CDTSevere Thunderstorm WarningABRSpink32 min
Jun 30, 11:45 PM CDTSevere Thunderstorm WarningABRBrown35 min
Jul 1, 4:13 AM CDTSevere Thunderstorm WarningABRStanley62 min
Jul 1, 6:13 AM CDTSevere Thunderstorm WarningABRDewey62 min
Jul 1, 6:36 AM CDTSevere Thunderstorm WarningABRJones64 min
Jul 1, 7:47 AM CDTSevere Thunderstorm WarningABRJones48 min
Jul 1, 8:19 AM CDTSevere Thunderstorm WarningABRHughes, Stanley61 min
Jul 1, 12:07 PM CDTSevere Thunderstorm WarningABRHughes, Hyde, Sully63 min
Jul 1, 12:48 PM CDTSevere Thunderstorm WarningABRHand47 min
Jul 1, 1:20 PM CDTSevere Thunderstorm WarningABRSpink60 min
Jul 1, 1:38 PM CDTSevere Thunderstorm WarningABRCodington, Hamlin62 min
Jul 1, 3:22 PM CDTSevere Thunderstorm WarningABRHamlin48 min
Jul 1, 3:28 PM CDTSevere Thunderstorm WarningABRDay47 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.