Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 139, NWS Twin Cities, MN

September 11, 1990Barron County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 11, 1990, 4:58 PM CDT for Barron County, Wisconsin. It was in force for 62 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
Sep 11, 1990, 4:58 PM CDT (21:58 UTC)
Expired
Sep 11, 1990, 6:00 PM CDT
In force
62 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Barron County, WI

The radar

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

What was reported inside it

TimeReportWhereRemark
Sep 11, 5:58 PM CDTHail 2.75Barron, WI
Sep 11, 6:10 PM CDTTornado F2Barron, WI

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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Minneapolis, MN (KSTC), launched 12:00Z, 10.0 hours before the alert went out and 152 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 12:00Z on 1990-09-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 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 12:00Z on 1990-09-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 193 square meters per square second.1939Sfc1 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
35 J/kg
Mixed-layer CIN
-211 J/kg
Mixed-layer LCL
793 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
193 m²/s²
0-3 km storm-relative helicity
225 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 112159
SVRMSP
WIC005-112300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
458 PM CDT TUE SEP 11 1990
 
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN WEST CENTRAL WISCONSIN
          ...BARRON
 
AT 454 PM CDT RADAR INDICATED RAPIDLY DEVELOPING SEVERE THUNDERSTORMS
FROM NEAR TURTLE LAKE TO JUST WEST OF RICE LAKE IN WEST CENTRAL
WISCONSIN.
 
THE STORMS WERE MOVING EAST NORTHEAST AT 20 MILES AN HOUR.
 
LARGE HAIL IS INDICATED WITH THIS STORM.
 
SOME CITIES IN THE PATH OF THIS STORM INCLUDE BARRON...RICE LAKE AND
CUMBERLAND.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE. REMEMBER SEVERE THUNDERSTORMS
CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE ADVANCE WARNING

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Sep 11, 11:46 AM CDT, 5 hours 12 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
1145 AM CDT TUE SEP 11 1990

AT 1135 AM CDT...THUNDERSTORMS WITH INTENSE TO TORRENTIAL RAINSHOWERS...AND
BRIEF BUT STRONG WIND GUSTS WERE DETECTED OVER SOUTHERN RUSK COUNTY OF WEST
CENTRAL WISCONSIN.
THESE STORMS WERE LOCATED 15 MILES EITHER SIDE OF...U.S. HWY 8 FROM WEYERHAUSER
EAST.. TO LADYSMITH. IF THEATENING WEATHER APPROACHES TAKE PROTECTIVE ACTION
IMMEADIATELY TO AVOID POSSIBLE INJURY. THESE POWERFULL STORMS WERE MOVING TO
THE EAST AT 20 MPH...AND BY 1230 PM WILL BE LOCATED OVER WESTERN RUSK COUNTY
BETWEEN LADYSMITH AND INGRAM.

ELSHWHERE SCATTERED SHOWERS AND THUNDERSTORMS WERE SPREAD ACROSS THE REST OF
WEST CENTRAL WISCONSIN.. FROM HUDSON AND EAU CLAIRE EAST TOWARD NEILSVILLE AND
MEDFORD...WITH THE HEAVIEST SHOWERS LOCATED JUST SOUTH OF BALDWIN AND BETWEEN
NEILSVILLE AND MEDFORD.
Special weather statement, Sep 11, 4:50 PM CDT, 8 minutes before
WIZ003-006-112230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS/ST PAUL MN
450 PM CDT TUE SEP 11 1990

...STRONG THUNDERSTORMS DEVELOPING IN NORTHWEST WISCONSIN...

MASSIVE THUNDERSTORMS WERE RAPIDLY GROWING...AND HAIL MAY BE POSSIBLE
WITH THESE BY 515 PM OR 530. THE STORMS WERE ACROSS BARRON COUNTY...
FROM JUST WEST OF RICE LAKE TO 25 MILES SOUTHWEST OF RICE LAKE.

BOATERS SHOULD GET OFF LAKES NOW.  PEOPLE ENGAGED IN ALL OUTDOOR
ACTIVITIES SHOULD BEGIN MOVING INSIDE SOON.  LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

KRAUSE

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 11, 5:57 PM CDTTornado WarningMPXBarron33 min
Sep 11, 6:18 PM CDTSevere Thunderstorm WarningMPXRusk57 min
Sep 11, 6:31 PM CDTTornado WarningMPXBarron, Rusk44 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1990Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.