Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 17, NWS La Crosse, WI

July 27, 1995Trempealeau County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Jul 27, 1995, 3:46 PM CDT for Trempealeau County, Wisconsin. It was in force for 44 min.

The area

The counties it named.

The facts

Issued: Jul 27, 1995, 3:46 PM CDT (20:46 UTC)
Expired: Jul 27, 1995, 4:30 PM CDT
In force: 44 min
Issued by: NWS La Crosse, WI
Area: Whole counties

County Trempealeau County, WI

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 8.8 hours before the alert went out and 188 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 467 J/kg
Mixed-layer CIN: -305 J/kg
Mixed-layer LCL: 1285 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 163 m²/s²
0-3 km storm-relative helicity: 239 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLSE 272046 RRA
SVRLSE
WIC121-272130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
346 PM CDT THU JUL 27 1995
 
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL WISCONSIN
 
   ...SOUTHERN TREMPEALEAU COUNTY
 
AT 345 PM...WEATHER RADAR INDICATED A SEVERE THUNDERSTORM NORTHEAST OF
FOUNTAIN CITY...OR AROUND 30 TO 40 MILES NORTHWEST OF LA CROSSE.
LARGE HAIL AND DANGEROUS LIGHTNING ARE POSSIBLE WITH THIS STORM.
MOVEMENT OF THIS SEVERE THUNDERSTORM IS TO THE EAST AT 20 MPH.
TOWNS IN THE PATH OF THE STORM INCLUDE WHITEHALL...ARCADIA ANDb ETTRICK.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING. HAIL 3/4 OF AN INCH OR LARGER IN DIAMETER AND
DEADLY LIGHTNING CAN BE EXPECTED WITH THIS STORM.
 
LUSSKY
 
NNNN

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, Jul 27, 10:00 AM CDT, 5 hours 46 minutes before

WIZ017-029-032>034-041-042-053-054-272100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
1000 AM CDT THU JUL 27 1995

...STRONG STORMS LIKELY IN WESTERN AND NORTH CENTRAL WISCONSIN THIS
AFTERNOON...

THUNDERSTORMS ARE EXPECTED THIS AFTERNOON OVER WESTERN AND NORTH
CENTRAL PARTS OF WISCONSIN AS WELL AS ADJACENT AREAS OF SOUTHEAST
MINNESOTA AND NORTHEAST IOWA. SOME OF THE STORMS COULD BE SEVERE
WITH DAMAGING WINDS AND/OR LARGE HAIL A DISTINCT POSSIBILITY.

STORMS SHOULD BEGIN TO AFFECT THE LA CROSSE AREA BETWEEN NOON AND
3 PM AS WELL AS THE MEDFORD AND NEILLSVILLE AREAS. PERSONS ARE
ADVISED TO BE ALERT FOR THREATNING WEATHER CONDITIONS AND GO INSIDE
IF A STORM AFFECTS YOUR LOCATION. KEEP LISTENING FOR THE LATEST
WEATHER INFORMATION ON RADIO...TV...OR NOAA WEATHER RADIO.

THOMPSON

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1995 Every severe thunderstorm warning in 1995

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.