Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 68, NWS Twin Cities, MN

August 29, 1992Chippewa County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 29, 1992, 5:15 PM CDT for Chippewa County, Wisconsin. It was in force for 30 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
Aug 29, 1992, 5:15 PM CDT (22:15 UTC)
Expired
Aug 29, 1992, 5:45 PM CDT
In force
30 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Chippewa County, WI

What was reported inside it

TimeReportWhereRemark
Aug 29, 5:23 PM CDTHail 0.75Chippewa, WI
Aug 29, 5:30 PM CDTHail 0.88Chippewa, 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, 10.3 hours before the alert went out and 184 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 1992-08-29Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 1992-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -65 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1179 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-65 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 292215
SVRMSP
WIC017-292245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
515 PM CDT SAT AUG 29 1992
 
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING     EFFECTIVE UNTIL  545 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL WISCONSIN
 
   ...EASTERN CHIPPEWA COUNTY
 
AT 515 PM...A SEVERE THUNDERSTORM WAS OCCURRING NEAR CORNELL IN CHIPPEWA
COUNTY OF WEST CENTRAL WISCONSIN...ABOUT 30 MILES NORTHEAST OF THE CITY
OF EAU CLAIRE. LARGE HAIL IS LIKELY WITH THIS STORM. MOVEMENT WAS TO THE
EAST AT 40 MPH. CITIES AND TOWNS INCLUDED IN THE WARNING ARE
CORNELL...HOLCOMBE...AND BRUNET ISLAND STATE PARK.
 
WHEN THUNDERSTORMS ARE OCCURRING..MOVE INSIDE A STRONG BUILDING
DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES OR ELECTRICAL
APPLIANCES UNLESS IN AN EMERGENCY. REMEMBER SEVERE THUNDERSTORMS
CAN AND OCCASIONALLY DO PRODUCE TORNADOS WITH LTITTLE OR NO WARNING.
HARRISON/KRAFT

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, Aug 29, 3:27 PM CDT, 1 hour 48 minutes before
WIZ-003-006-292100

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS ST PAUL MN
325 PM CDT SAT AUG 29 1992

...STRONG THUNDERSTORMS MOVING THROUGH NORTHWEST WISCONSIN...

AT 315 PM...WEATHER RADAR INDICATED STRONG THUNDERSTORMS IN NORTHWEST
WISCONSIN FROM ST CROIX FALLS TO GRANTSBURG.

THESE THUNDERSTORMS WERE MOVING TO THE EAST NORTHEAST AT 45 MILES AN
HOUR AND SHOULD MOVE TO HAYWARD AND MINONG BY 415 PM.

PERSONS IN THE PATH OF THESE THUNDERSTORMS SHOULD BE ON THE LOOKOUT
FOR STRONG GUSTY WINDS...VERY HEAVY RAINFALL AND FREQUENT DEADLY
LIGHTNING.

MBM
Special weather statement, Aug 29, 3:55 PM CDT, 1 hour 20 minutes before
MNZALL-WIZ003-006-292200

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS ST PAUL MN
355 PM CDT SAT AUG 29 1992

...STRONG THUNDERSTORMS CONTINUE TO MOVE THROUGH NORTHWEST WISCONSIN...

AT 330 PM...WEATHER RADAR INDICATED STRONG THUNDERSTORMS FROM LUCK
TO YELLOW LAKE. THIS IS 40 MILES WEST NORTHWEST FROM RICE LAKE.

THESE THUNDERSTORMS WERE MOVING TO THE EAST NORTHEAST AT 45 MILES AN
HOUR. THE THUNDERSTORMS SHOULD MOVE TO SPOONER AND SHELL LAKE BY 4 PM
AND SHOULD APPROACH HAYWARD AND STONE LAKE BY 420 PM.

PERSONS IN THE PATH OF THESE THUNDERSTORMS SHOULD BE ON THE LOOKOUT
FOR STRONG GUSTY WINDS...VERY HEAVY RAINFALL AND FREQUENT DEADLY
LIGHTNING.

ELSEWHERE...SHOWERS AND BTHUNDERSTORMS WERE LOCATED FROM SOLON SPRINGS
WISCONSIN TO FOREST LAKE MINNESOTA AND FROM CLOQUET MINNESOTA TO
PRINCETON. MOVEMENT WAS TO THE EAST NORTHEAST AT 45 MILES AN HOUR.

MBM
Special weather statement, Aug 29, 4:01 PM CDT, 1 hour 14 minutes before
MNZALL-WIZ003-006-292200

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE MINNEAPOLIS ST PAUL MN
355 PM CDT SAT AUG 29 1992

...STRONG THUNDERSTORMS CONTINUE TO MOVE THROUGH NORTHWEST WISCONSIN...

AT 330 PM...WEATHER RADAR INDICATED STRONG THUNDERSTORMS OVER NORTHWEST
WISCONSIN FROM LUCK TO YELLOW LAKE. THIS IS 40 MILES WEST NORTHWEST FROM
RICE LAKE.

THESE THUNDERSTORMS WERE MOVING TO THE EAST NORTHEAST AT 45 MILES AN
HOUR. THE THUNDERSTORMS SHOULD MOVE TO SPOONER AND SHELL LAKE BY 4 PM
AND SHOULD APPROACH HAYWARD AND STONE LAKE BY 420 PM.

PERSONS IN THE PATH OF THESE THUNDERSTORMS SHOULD BE ON THE LOOKOUT
FOR STRONG GUSTY WINDS...VERY HEAVY RAINFALL AND FREQUENT DEADLY
LIGHTNING.

ELSEWHERE...SHOWERS AND THUNDERSTORMS WERE OVER NORTHWEST WISCONSIN AND
EAST CENTRAL AND NORTHEAST MINNESOTA. THE SHOWERS WERE LOCATED FROM
SOLON SPRINGS WISCONSIN TO FOREST LAKE WISCONSIN AND FROM CLOQUET
MINNESOTA TO PRINCETON.
X
MOVEMENT WAS TO THE EAST NORTHEAST AT 45 MILES AN HOUR.

MBM
Special weather statement, Aug 29, 4:36 PM CDT, 39 minutes before
MNZ009-012-016-018-019-292330

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MINNEAPOLIS ST PAUL MN
435 PM CDT SAT AUG 29 1992

...SEVERE THUNDERSTORM WATCH CANCELLED EAST CENTRAL AND SOUTHWEST
MINNESOTA...

THE MINNESOTA PORTION OF SEVERE THUNDERSTORM WATCH 789 HAS BEEN
CANCELLED FOR ALL BUT THE SOUTHEAST CORNER OF MINNESOTA. THE SEVERE
THUNDERSTORM WATCH IS NOW IN EFFECT EAST OF A LINE FROM NORTHFIELD TO
AUSTIN AND SOUTH OF HASTINGS UNTIL 800 PM.

SOME CITIES INCLUDED IN THE SEVERE THUNDERSTORM WATCH INCLUDE ROCHESTER
...WABASHA...WINONA AND REDWING.

THE TWIN CITIES METROPOLITAN AREA IS NO LONGER INCLUDED IN THIS WATCH.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 4:44 PM CDTSevere Thunderstorm WarningMPXPepin46 min
Aug 29, 5:46 PM CDTSevere Thunderstorm WarningMPXChippewa29 min
Aug 29, 5:59 PM CDTSevere Thunderstorm WarningMPXEau Claire31 min
Aug 29, 6:18 PM CDTSevere Thunderstorm WarningMPXClark57 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1992Every severe thunderstorm warning in 1992

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.