Alert archive / Wisconsin / Tornado Warnings in 1993

Tornado Warning 29, NWS Twin Cities, MN

July 27, 1993Eau Claire County, Wisconsin

NWS Twin Cities, MN issued this tornado warning at Jul 27, 1993, 7:21 PM CDT for Eau Claire County, Wisconsin. It was in force for 39 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1993, 7:21 PM CDT (00:21 UTC)
Expired
Jul 27, 1993, 8:00 PM CDT
In force
39 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Eau Claire County, WI

The nearest sounding before it

Minneapolis, MN (KSTC), launched 00:00Z, 0.4 hours before the alert went out and 183 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 1993-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 175 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 1993-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 square meters per square second.1939587897Sfc1 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
175 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
1555 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
35 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 280023
TORMSP
WIC035-280100-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MINNEAPOLIS MN
721 PM CDT TUE JUL 27 1993
 
THE NATIONAL WEATHER SERVICE IN MINNEAPOLIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  800 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL WISCONSIN
 
   ...EASTERN EAU CLAIRE COUNTY
 
AT 715 PM CDT...TRAINED SPOTTERS REPORTED A TORNADO NEAR LAKE EAU CLAIRE
IN EASTERN EAU CLAIRE COUNTY. THE TORNADO WAS MOVING EAST AT 20 MILES AN
HOUR.
 
TOWNS IN THE PATH OF THIS SEVERE THUNDERSTORM AND TORNADO ARE WILSON
AND AUGUSTA.
 
 
DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO.  CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS.  IF YOU ARE, CAUGHT IN THE PATH OF
A TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING.  IF NO
STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT.
 
 
MAGNUSON

Nearby

Tornado Warnings in Wisconsin, 1993Every tornado warning in 1993Tornadoes in 1993

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.