Alert archive / Michigan / Tornado Warnings in 1993

Tornado Warning 2, NWS Marquette, MI

July 28, 1993Schoolcraft County, Michigan

NWS Marquette, MI issued this tornado warning at Jul 28, 1993, 2:23 PM EDT for Schoolcraft County, Michigan. It was in force for 37 min.

The area

The counties it named.

The facts

Issued
Jul 28, 1993, 2:23 PM EDT (18:23 UTC)
Expired
Jul 28, 1993, 3:00 PM EDT
In force
37 min
Issued by
NWS Marquette, MI
Area
Whole counties

County Schoolcraft County, MI

The nearest sounding before it

Sault Ste Marie, MI (KY62), launched 12:00Z, 6.4 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, Sault Ste Marie, MI at 12:00Z on 1993-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 186 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, Sault Ste Marie, MI at 12:00Z on 1993-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 206 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
186 J/kg
Mixed-layer CIN
-168 J/kg
Mixed-layer LCL
699 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
206 m²/s²
0-3 km storm-relative helicity
241 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMQT 281826
TORMQT
MIC153-281900-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MARQUETTE MI
223 PM EDT WED JUL 28 1993
 
THE NATIONAL WEATHER SERVICE IN MARQUETTE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  300 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL UPPER MICHIGAN
 
   ...NORTHWESTERN SCHOOLCRAFT COUNTY
 
 
A TORNADO WARNING HAS BEEN ISSUED FOR NORTHWEST SCHOOLCRAFT COUNTY
EFFECTIVE UNTIL 245 PM EDT. AT 215 EDT U.S. FOREST SERVICE PERSONAL
REPORT POSSIBLE TORNADOS IN THE CLEAR LAKE AREA...10 MILES SOUTH OF SHIN
E46 MILES EAST OF MARQUETTE.
 
THIS STORM WAS MOVING TO THE NORTHEAST AROUND 30 MPH. PERSONS ALONG M28
NORTHEAST OF SHINGLETON SHOUL:D TAKE COVER IMMEDIATELY.
 
SM

The office that day

Everything else NWS Marquette, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 28, 1:50 PM EDTTornado WarningMQTDelta25 min
Jul 28, 3:09 PM EDTSevere Thunderstorm WarningMQTAlger, Schoolcraft31 min

Nearby

Tornado Warnings in Michigan, 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.