Alert archive / Minnesota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 181, NWS Twin Cities, MN

June 24, 1998Lac qui Parle County, Redwood County, Yellow Medicine County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 24, 1998, 10:34 PM CDT for Lac qui Parle County, Redwood County, Yellow Medicine County, Minnesota. It was in force for 56 min. 5 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 24, 1998, 10:34 PM CDT (03:34 UTC)
Expired
Jun 24, 1998, 11:30 PM CDT
In force
56 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Lac qui Parle County, MN, Redwood County, MN, Yellow Medicine County, MN

What was reported inside it

TimeReportWhereRemark
Jun 24, 10:45 PM CDTThunderstorm Wind 61Walnut Grove, MN
Jun 24, 10:50 PM CDTThunderstorm Wind 50Vesta, MNTrees blown down. Estimated windspeed.
Jun 24, 11:17 PM CDTThunderstorm Wind 52Wood Lake, MN
Jun 24, 11:20 PM CDTThunderstorm Wind 55Redwood Falls Arpt, MN
Jun 24, 11:30 PM CDTThunderstorm Wind 61Lamberton, MNTrees blown down.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 24, 6:30 PM CDTTornado WatchSPC7 hr
Jun 24, 9:45 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 3.6 hours before the alert went out and 172 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 00:00Z on 1998-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3921 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1998-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
3921 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
1033 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
1.2
Supercell composite
5.8

Open this sounding in Storm Lab

The text

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

680 
WUUS1 KMSP 250337
SVRMSP
MNC073-127-173-250430-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1034 PM CDT WED JUN 24 1998

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES/CHANHASSEN HAS
ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LAC QUI PARLE COUNTY IN WEST CENTRAL MINNESOTA
  REDWOOD COUNTY IN SOUTHWESTERN MINNESOTA
  YELLOW MEDICINE COUNTY IN SOUTHWESTERN MINNESOTA

* UNTIL 1130 PM CDT

* AT 1033 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE STORMS
  FROM MARSHALL..MN AND NORTHWEST TO NEAR WATERTOWN..SD.  THE
  STORMS WERE MOVING NORTHEAST AT 40 MPH.

* SOME LOCATIONS AFFECTED
    WALNUT GROVE
    MILROY
    REDWOOD FALLS
    CANBY
    ST LEO
    MADISON

THESE ARE DANGEROUS STORMS WITH A HISTORY OF DAMAGING WINDS.  STAY
INDOORS AWAY FROM WINDOWS.

JMP

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 9:07 PM CDTSevere Thunderstorm WarningMPXLe Sueur53 min
Jun 24, 11:16 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Brown, Nicollet, Renville, Watonwan59 min
Jun 24, 11:16 PM CDTSevere Thunderstorm WarningMPXSibley59 min
Jun 24, 11:16 PM CDTSevere Thunderstorm WarningMPXMartin59 min
Jun 24, 11:53 PM CDTSevere Thunderstorm WarningMPXCarver, Le Sueur, Scott52 min
Jun 24, 11:53 PM CDTSevere Thunderstorm WarningMPXMcLeod52 min
Jun 25, 12:12 AM CDTSevere Thunderstorm WarningMPXNicollet, Sibley33 min
Jun 25, 12:12 AM CDTSevere Thunderstorm WarningMPXBlue Earth33 min
Jun 25, 12:36 AM CDTSevere Thunderstorm WarningMPXAnoka, Dakota, Ramsey, Washington59 min
Jun 25, 12:36 AM CDTSevere Thunderstorm WarningMPXHennepin, Wright59 min
Jun 25, 12:45 AM CDTSevere Thunderstorm WarningMPXCarver, Le Sueur, Rice, Scott50 min
Jun 25, 1:25 AM CDTSevere Thunderstorm WarningMPXGoodhue65 min
Jun 25, 1:31 AM CDTSevere Thunderstorm WarningMPXSteele, Waseca59 min
Jun 25, 1:38 AM CDTSevere Thunderstorm WarningMPXChisago, Isanti62 min
Jun 25, 1:38 AM CDTSevere Thunderstorm WarningMPXAnoka, Washington32 min
Jun 25, 1:38 AM CDTSevere Thunderstorm WarningMPXDakota32 min
Jun 25, 1:59 AM CDTSevere Thunderstorm WarningMPXDakota, Scott31 min
Jun 25, 12:53 PM CDTTornado WarningMPXKanabec37 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.