Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 17, NWS La Crosse, WI

August 10, 1992Jackson County, Trempealeau County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Aug 10, 1992, 12:17 AM CDT for Jackson County, Trempealeau County, Wisconsin. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Aug 10, 1992, 12:17 AM CDT (05:17 UTC)
Expired
Aug 10, 1992, 1:15 AM CDT
In force
58 min
Issued by
NWS La Crosse, WI
Area
Whole counties

Counties Jackson County, WI, Trempealeau County, WI

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 5.3 hours before the alert went out and 208 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 1992-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5696 joules per kilogram.LCLEL10008507005003002001001 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 1992-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
5696 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
915 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.7
Supercell composite
3.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSN 100519
SVRLSE
WIC053-121-100615-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
ISSUED BY MADISON WI
1217 AM CDT MON AUG 10 1992
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  115 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL WISCONSIN
 
   ...JACKSON COUNTY...NORTHERN TREMPEALEAU COUNTY
 
AT 1215 AM...RADAR DETECTED A SEVERE THUNDERSTORM 15 MILES SOUTHEAST OF
EAU CLAIRE MOVING SOUTHEAST AT 20 MILES AN HOUR. LARGE HAIL AND DAMAGING
WINDS ARE EXPECTED WITH THIS STORM.
 
CITIES IN THE PATH OF THIS STORM ARE...
  IN TREMPEALEAU COUNTY...STRUM...PIGEON FALLS AND HALE.
  IN JACKSON COUNTY...PRICE...NORTHFIELD AND BLACK RIVER FALLS.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
NOAH

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 9, 8:18 PM CDT, 3 hours 59 minutes before
MNZ017-018-019-100220-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
817 PM CDT SUN AUG 9 1992

...STRONG THUNDERSTORMS MOVING INTO NORTHERN BROWN COUNTY...

AT 807PM CDT...THE ROCHESTER COLOR WEATHER RADAR INDICATED A LINE OF
STRONG THUNDERSTORMS TRACKING EAST ACROSS SOUTHWEST AND INTO WEST
CENTRAL MINNESOTA.  THE LINE WAS MOVING EAST AT 30 MILES AN HOUR.

APPARENTLY...THE SOUTHERN TIP OF THIS LINE WILL CLIP THE NORTHERN
PORTION OF BROWN COUNTY BY 825PM CDT. THIS WOULD MAINLY EFFECT THE
TOWNS OF EVAN AND ESSIG.

SO FAR SEVERE WEATHER REPORTS ALONG THIS LINE HAVE BEEN SPOTTY...HOWEVER
A POSSIBLE TORNADO WAS REPORTED BY RADAR IN REDWOOD COUNTY...ABOUT 10
MILES NORTHWEST OF REDWOOD FALLS.

PERSONS IN THE NORTHERN PORTION OF BROWN COUNTY ARE ADVISED TO SEEK
SHELTER INDOORS AS THESE THUNDERSTORMS APPROACH. THE THUNDERSTORMS
ARE CAPABLE OF PRODUCING...STRONG GUSTY WINDS...FREQUENT LIGHTNING...
LARGE HAIL...AND THE POSSIBILTY OF A DEADLY TORNADO.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200AM FOR MOST OF SOUTH
CENTRAL AND A SMALL PORTION OF SOUTHEAST MINNESOTA.

FOX
Special weather statement, Aug 9, 8:41 PM CDT, 3 hours 36 minutes before
MNZ017-018-019-100235-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
838 PM CDT SUN AUG 9 1992

...STRONG THUNDERSTORMS MOVING THROUGH NORTHERN BROWN COUNTY AND
INTO WESTERN NICOLLET COUNTY...

AT 825PM CDT...THE ROCHESTER COLOR WEATHER RADAR INDICATED A LINE OF
STRONG THUNDERSTORMS TRACKING EAST ACROSS SOUTHWEST AND INTO WEST
CENTRAL MINNESOTA.

A STRONG THUNDERSTORM ON THE SOUTHERN TIP OF THIS LINE WAS LOCATED
OVER THE NORTHERN PORTION OF BROWN COUNTY NEAR THE TOWN OF EVAN.

THIS STORM WAS MOVING EAST AT 30 MILES AN HOUR.

AT THIS PACE...THE STORM WOULD MOVE INTO THE TOWN OF ST. GEORGE AROUND
900PM CDT AND THEN INTO KLOSSNER AROUND 915PM CDT.
PERSONS IN THE WESTERN PORTION OF NICOLLET COUNTY AS WELL AS THE
NORTHERN PORTION OF BROWN COUNTY ARE ADVISED TO TAKE SHELTER
INDOORS AS THESE THUNDERSTORMS APPROACH.

THESE STORMS ARE CAPABLE OF PRODUCING...GUSTY WINDS...FREQUENT
LIGHTNING...LARGE HAIL...AND EVEN A DEAxDLY TORNADO.

REMEMBER A TORNADO WATCH IS IN EFFECT FOR MOST OF SOUTH CENTRAL
AND A SMALL PORTION OF SOUTHEAST MINNESOTA UNTIL 200AM CDT.

FOX
Special weather statement, Aug 9, 10:22 PM CDT, 1 hour 55 minutes before
MNZ017-018-019-100445-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
1020 PM CDT SUN AUG 9 1992

...TORNADO WATCH CONTINUES FOR MOST OF SOUTH CENTRAL AND A SMALL
PORTION OF SOUTHEAST MINNESOTA UNTIL 200AM CDT...

AT 1009PM CDT...THE ROCHESTER COLOR WEATHER RADAR INDICATED A STRONG
THUNDERSTORM OVER NORTHERN BROWN COUNTY NEAR THE CITY OF SLEEPY EYE.

THIS STORM WAS MOVING SOUTHEAST AT 20 MILES AN HOUR.

AT THIS PACE...THE STORM WOULD MOVE INTO THE VICINITY OF NEW ULM
BY 1045PM CDT.

THIS STORM IS CAPABLE OF PRODUCING...HEAVY RAINS...FREQUENT AND DEADLY
LIGHTNING...AND PERHAPS EVEN SOME HAIL. THE STORM ALSO HAS THE POTENTIAL
TO INTENSIFY TO SEVERE CRITERIA...WHICH IN TURN COULD SPAWN A TORNADO.

REMEMBER A TORNADO WATCH IS IN EFFECT FOR MOST OF SOUTH CENTRAL
AND A SMALL PORTION OF SOUTHEAST MINNESOTA UNTIL 200AM CDT.

IF SEVERE WEATHER HAPPENS TO DEVELOP...HEAD INDOORS AND TO
A LOWER INTERIOR ROOM OR BASEMENT IF AVAILABLE.

FOX
Special weather statement, Aug 9, 11:51 PM CDT, 26 minutes before
MNZ017-018-019-100545-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
1149 PM CDT SUN AUG 9 1992

THE TORNADO WATCH WHICH WAS IN EFFECT FOR MOST OF SOUTH CENTRAL AND A
SMALL PORTION OF SOUTHEAST MINNESOTA HAS BEEN CANCELLED.

AT 1140PM...THE ROCHESTER COLOR WEATHER RADAR INDICATED NOTHING MORE
THAN A LIGHT RAIN SHOWER JUST NORTH OF FARIBAULT AS WELL AS SOME
SPRINKLES NEAR FAIRMONT. HOWEVER...THERE WERE SOME STRONG THUNDERSTORMS
OUTSIDE OF OUR REGION. ONE AREA WAS IN SOUTHEAST SOUTH DAKOTA AND THE
OTHER WAS IN WESTERN WISCONSIN. THEY WERE MOVING SOUTHEAST AT 20 MILES
AN HOUR.

LATER TONIGHT SOME WIDELY SCATTERED SHOWERS OR THUNDERSTORMS COULD POP UAHEAD OF A COLD FRONT AS IT TRUDGES EASTWARD THROUGH THE REGION. AT
1130PM THE FRONT STRETCHED FROM NEW ULM TO NEAR THE TWIN CITIES.

FOX
Special weather statement, Aug 9, 11:55 PM CDT, 22 minutes before
MNZ017-018-019-100545-

SPECIAL WEATHER STATEMENT...CORRECTED TYPOS...
NATIONAL WEATHER SERVICE ROCHESTER MN
1149 PM CDT SUN AUG 9 1992

THE TORNADO WATCH WHICH WAS IN EFFECT FOR MOST OF SOUTH CENTRAL AND A
SMALL PORTION OF SOUTHEAST MINNESOTA HAS BEEN CANCELLED.

AT 1140PM...THE ROCHESTER COLOR WEATHER RADAR INDICATED NOTHING MORE
THAN A LIGHT RAIN SHOWER JUST NORTH OF FARIBAULT AS WELL AS SOME
SPRINKLES NEAR FAIRMONT. HOWEVER...THERE WERE SOME STRONG THUNDERSTORMS
OUTSIDE OF OUR REGION. ONE AREA WAS IN SOUTHEAST SOUTH DAKOTA AND THE
OTHER WAS IN WESTERN WISCONSIN. THEY WERE MOVING SOUTHEAST AT 20 MILES
AN HOUR.

LATER TONIGHT SOME WIDELY SCATTERED SHOWERS OR THUNDERSTORMS COULD POP
UP AHEAD OF A COLD FRONT AS IT TRUDGES EASTWARD THROUGH THE REGION. AT
1130PM THE FRONT STRETCHED FROM NEW ULM TO NEAR THE TWIN CITIES.

FOX

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; the sounding from the Mesonet's radiosonde archive.