Alert archive / Minnesota / Tornado Warnings in 1998

Tornado Warning 36, NWS La Crosse, WI

June 27, 1998Mower County, Minnesota

NWS La Crosse, WI issued this tornado warning at Jun 27, 1998, 7:15 PM CDT for Mower County, Minnesota. It was in force for 45 min. 2 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 27, 1998, 7:15 PM CDT (00:15 UTC)
Expired
Jun 27, 1998, 8:00 PM CDT
In force
45 min
Issued by
NWS La Crosse, WI
Area
Whole counties

County Mower County, MN

What was reported inside it

TimeReportWhereRemark
Jun 27, 7:17 PM CDTThunderstorm Wind 70Sargeant, MN
Jun 27, 7:25 PM CDTThunderstorm WindRacine, MN

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 27, 7:00 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.3 hours before the alert went out and 147 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 1998-06-28Temperature 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 00:00Z on 1998-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2178 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLSE 280015 RRA
TORLSE
MNC099-280100-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
715 PM CDT SAT JUN 27 1998

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN MOWER COUNTY IN SOUTHEASTERN MINNESOTA

* UNTIL 800 PM CDT

* AT 715 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 10 NORTHEAST OF AUSTIN... MOVING NORTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
L  DEXTER BY 720 PM
  RACINE BY 735 PM

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!

TODD^2

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 7:12 PM CDTFlash Flood WarningARXDodge48 min
Jun 27, 7:12 PM CDTSevere Thunderstorm WarningARXDodge48 min
Jun 27, 7:25 PM CDTSevere Thunderstorm WarningARXWabasha65 min
Jun 27, 7:35 PM CDTSevere Thunderstorm WarningARXWinona70 min
Jun 27, 7:35 PM CDTSevere Thunderstorm WarningARXHouston70 min
Jun 27, 7:56 PM CDTSevere Thunderstorm WarningARXFillmore64 min
Jun 27, 8:46 PM CDTSevere Thunderstorm WarningARXHouston29 min

Nearby

Tornado Warnings in Minnesota, 1998Every tornado warning in 1998Tornadoes 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.