Alert archive / Minnesota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 97, NWS Twin Cities, MN

May 28, 1998Goodhue County, Rice County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 28, 1998, 1:56 AM CDT for Goodhue County, Rice County, Minnesota. It was in force for 64 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
May 28, 1998, 1:56 AM CDT (06:56 UTC)
Expired
May 28, 1998, 3:00 AM CDT
In force
64 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Goodhue County, MN, Rice County, MN

The radar

The Minneapolis radar (KMPX), 68 km from the middle of the area, began a volume at 06:58 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
May 28, 2:21 AM CDTThunderstorm Wind 55Kenyon, MNTrees blown down. Estimated windspeed.

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
May 28, 12:00 AM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 6.9 hours before the alert went out and 70 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 1998-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 181 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 1998-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 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
181 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
1846 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

782 
WUUS1 KMSP 280657 RRA
SVRMSP
MNC049-131-280800-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
156 AM CDT THU MAY 28 1998

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

* SEVERE THUNDERSTORM WARNING FOR...
  GOODHUE COUNTY IN SOUTHEASTERN MINNESOTA
  RICE COUNTY IN EAST CENTRAL MINNESOTA

* UNTIL 300 AM CDT

* AT 150 AM...LOCAL LAW ENFORCEMENT REPORTED A SEVERE STORM WITH
  LARGE HAIL AND DAMAGING WINDS NEAR NEW TRIER OR...15 MILES
  NORTHWEST OF RED WING.  THE STORMS WERE MOVING SOUTHEAST AT 20
  MPH.


* SOME LOCATIONS AFFECTED
    NORTHFIELD
    DENNISON
    VASA
    CANNON FALLS

THIS IS A DANGEROUS STORM...WITH DAMAGING WINDS.  STAY INDOORS
AWAY FROM WINDOWS.


CARLYON

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 11:38 PM CDTSevere Thunderstorm WarningMPXRenville32 min
May 27, 11:47 PM CDTSevere Thunderstorm WarningMPXMcLeod48 min
May 27, 11:59 PM CDTSevere Thunderstorm WarningMPXCarver46 min
May 28, 12:36 AM CDTSevere Thunderstorm WarningMPXMcLeod34 min
May 28, 12:46 AM CDTSevere Thunderstorm WarningMPXCarver, Scott64 min
May 28, 12:50 AM CDTSevere Thunderstorm WarningMPXSibley30 min
May 28, 12:56 AM CDTSevere Thunderstorm WarningMPXLe Sueur, Rice64 min
May 28, 1:19 AM CDTSevere Thunderstorm WarningMPXDakota46 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; radar from the NEXRAD Level II archive.