Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 327, NWS Twin Cities, MN

September 26, 1998Rusk County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 26, 1998, 1:44 AM CDT for Rusk County, Wisconsin. It was in force for 61 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
Sep 26, 1998, 1:44 AM CDT (06:44 UTC)
Expired
Sep 26, 1998, 2:45 AM CDT
In force
61 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Rusk County, WI

The radar

The Duluth radar (KDLH), 173 km from the middle of the area, began a volume at 06:43 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 watch it was issued in

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

IssuedProductOfficeLasted
Sep 26, 12:00 AM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 6.7 hours before the alert went out and 206 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 1998-09-26Temperature 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 00:00Z on 1998-09-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 247 square meters per square second.1939587897117Sfc1 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
1859 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
247 m²/s²
0-3 km storm-relative helicity
276 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.

421 
WUUS1 KMSP 260647 RRA
SVRMSP
WIC107-260745-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
144 AM CDT SAT SEP 26 1998

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

* SEVERE THUNDERSTORM WARNING FOR...
  RUSK COUNTY IN NORTHWESTERN WISCONSIN

* UNTIL 245 AM CDT

* AT AT 143 AM CDT...DOPPLER RADAR INDICATED A SEVERE STORM WITH
  LARGE HAIL NEAR CHEZEK OR ABOUT 25 MILES SOUTHWEST OF LADYSMITH.
  THE STORM WAS MOVING EAST AT 35 MPH.

* SOME LOCATIONS AFFECTED
    ISLAND LAKE
    WEYERHOUSER
    LADYSMITH
    SHELDON
    GLEN FLORA
    INGRAM

DAMAGING WINDS AND LARGE HAIL ARE LIKELY.  GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS.


DAVIS

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 26, 12:18 AM CDTSevere Thunderstorm WarningMPXPolk62 min
Sep 26, 12:33 AM CDTSevere Thunderstorm WarningMPXChippewa, Eau Claire32 min
Sep 26, 1:17 AM CDTSevere Thunderstorm WarningMPXBarron58 min
Sep 26, 1:23 AM CDTSevere Thunderstorm WarningMPXPolk32 min
Sep 26, 2:17 AM CDTSevere Thunderstorm WarningMPXBarron, Chippewa, Dunn58 min
Sep 26, 2:44 AM CDTSevere Thunderstorm WarningMPXRusk31 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 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; radar from the NEXRAD Level II archive.