Alert archive / Minnesota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 118, NWS Sioux Falls, SD

June 26, 1998Jackson County, Minnesota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 26, 1998, 11:41 AM CDT for Jackson County, Minnesota. It was in force for 19 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 26, 1998, 11:41 AM CDT (16:41 UTC)
Expired
Jun 26, 1998, 12:00 PM CDT
In force
19 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Jackson County, MN

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 4.7 hours before the alert went out and 180 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, Minneapolis, MN at 12:00Z on 1998-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Minneapolis, MN at 12:00Z on 1998-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1352 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

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 Sioux Falls, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 26, 10:45 AM CDT, 56 minutes earlier.

Area forecast discussion, Jun 26, 10:45 AM CDT, 56 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1045 AM CDT FRI JUN 26 1998

HAVE UPDATED EXTRM ERN ZNS IN NWRN IA AND JACKSONE CO IN MN FOR TSTMS.
WILL HAVE TO WATCH DVLPMNT ON WRN END FOR PSBL FURTHER UPDATES IN SWRN
MN. NOT MUCH OTHER ACTVTY FORSEEN THROUGH THE AFTN HOURS AND REST OF
CURNT FCST LOOKS GOOD...TEMPS HEADED FOR 90 VCNTY AND WINDS ALREADY UP
TO 15 TO 25 MPH.

.FSD...NONE
WILLIAMS

In the hours before

Local storm report, Jun 26, 8:54 AM CDT, 2 hours 47 minutes before
PRELIMINARY LOCAL STORM REPORT...ADDITIONAL REPORTS FROM JUNE 24
NATIONAL WEATHER SERVICE SIOUX FALLS SOUTH DAKOTA
854 AM CDT FRI JUN 26 1998

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

1045 PM    FULDA                     MN   WIND DAMAGE
06/24/98   MURRAY                         TREES DOWN

1145 PM    RUSHMORE                  MN   WIND DAMAGE
06/24/98   NOBLES

1147 PM    READING        <           MN   WIND DAMAGE
06/24/98   NOBLES                         2 LARGE TREES UPROOTED

HAMEN
Local storm report, Jun 26, 8:54 AM CDT, 2 hours 47 minutes before
PRELIMINARY LOCAL STORM REPORT...ADDITIONAL REPORTS FROM JUNE 24
NATIONAL WEATHER SERVICE SIOUX FALLS SOUTH DAKOTA
854 AM CDT FRI JUN 26 1998

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

1045 PM    FULDA                     MN   WIND DAMAGE
06/24/98   MURRAY                         TREES DOWN

1145 PM    RUSHMORE                  MN   WIND DAMAGE
06/24/98   NOBLES

1147 PM    READING        <           MN   WIND DAMAGE
06/24/98   NOBLES                         2 LARGE TREES UPROOTED

HAMEN
Special weather statement, Jun 26, 11:00 AM CDT, 41 minutes before
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Special weather statement, Jun 26, 11:00 AM CDT, 41 minutes before
<!doctype html>
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    <section class="card" role="status" aria-live="polite">
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Local storm report, Jun 26, 11:29 AM CDT, 12 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>
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 9:55 AM CDTSevere Thunderstorm WarningFSDClay35 min
Jun 26, 10:30 AM CDTSevere Thunderstorm WarningFSDClay, Dickinson30 min
Jun 26, 10:46 AM CDTSevere Thunderstorm WarningFSDDickinson34 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1998Every severe thunderstorm warning in 1998

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.