Alert archive / Wisconsin / Tornado Warnings in 1990

Tornado Warning 11, NWS Twin Cities, MN

September 11, 1990Barron County, Rusk County, Wisconsin

NWS Twin Cities, MN issued this tornado warning at Sep 11, 1990, 7:58 PM CDT for Barron County, Rusk County, Wisconsin. It was in force for 47 min.

The area

The counties it named.

The facts

Issued
Sep 11, 1990, 7:58 PM CDT (00:58 UTC)
Expired
Sep 11, 1990, 8:45 PM CDT
In force
47 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Barron County, WI, Rusk County, WI

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 1.0 hours before the alert went out and 178 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 1990-09-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2675 joules per kilogram.LCLLFCEL10008507005003002001001 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 1990-09-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 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
2675 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
1580 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
159 m²/s²
0-3 km storm-relative helicity
278 m²/s²
Significant tornado parameter
1.2
Supercell composite
18.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 120058
TORMSP
WIC005-107-120145-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
758 PM CDT TUE SEP 11 1990
 
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  845 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN WEST CENTRAL WISCONSIN
          ...NORTHERN AND EASTERN BARRON...WESTERN RUSK
 
AT 755 PM...RADAR INDICATED THE STORM WHICH HAS SPAWNED ALL SORTS
OF TORNADOES CONTINUES JUST AS STRONG. THEREFORE TORNADOES
CONTINUE TO BE POSSIBLE.  CITIES INCLUDED IN THIS WARNING ARE
CUMBERLAND...HAUGEN...RICE LAKE...BARRON...CAMERON...WEYERHAEUSER...
BRUCE...LADYSMITH...AND OTHERS.
 
THERE HAVE BEEN MANY TORNADOES THIS EVENING...WITH ALOT OF MAJOR
DAMAGE AROUND BARRON COUNTY.  THIS IS A DANGEROUS SITUATION AND
EVERYONE SHOULD GET TO SHELTER IMMEDIATELY...BOTH IN WESTERN
RUSK COUNTY...AND ALSO NORTHERN AND EASTERN BARRON COUNTY.
 
 
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE.  OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.
 
KRAUSE

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 11, 7:16 PM CDTTornado WarningMPXBarron, Rusk44 min
Sep 11, 8:55 PM CDTSevere Thunderstorm WarningMPXRusk50 min

Nearby

Tornado Warnings in Wisconsin, 1990Every tornado warning in 1990Tornadoes in 1990

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.