Alert archive / Michigan / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 13, NWS Marquette, MI

July 14, 1995Keweenaw County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Jul 14, 1995, 10:30 AM EDT for Keweenaw County, Michigan. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Jul 14, 1995, 10:30 AM EDT (14:30 UTC)
Expired
Jul 14, 1995, 11:15 AM EDT
In force
45 min
Issued by
NWS Marquette, MI
Area
Whole counties

County Keweenaw County, MI

The nearest sounding before it

Sault Ste Marie, MI (KY62), launched 12:00Z, 2.5 hours before the alert went out and 311 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 1995-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1411 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 1995-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
1411 J/kg
Mixed-layer CIN
-199 J/kg
Mixed-layer LCL
663 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMQT 141430 RRA
SVRMQT
MIC083-141515-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MARQUETTE MI
1030 AM EDT FRI JUL 14 1995

THE NATIONAL WEATHER SERVICE IN MARQUETTE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1115 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHWEST UPPER MICHIGAN

   ...KEWEENAW COUNTY
 
AT 1025 AM EDT...A SEVERE THUNDERSTORM WAS BETWEEN HOUGHTON AND
CALUMET. THE STORM WAS MOVING EAST AT 55 MILES AN HOUR AND WILL REACH
MOHAWK AT 1035 AM...EAGLE RIVER AT 1045 AM AND COPPER HARBOR AT 1055 AM.
THE STORM HAS A HISTORY OF DAMAGING WINDS.
 
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.

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 14, 9:25 AM EDT, 1 hour 5 minutes before
MIZ001>007-009>014-121900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MARQUETTE MI
925 AM EDT FRI JUL 14 1995

...SEVERE THUNDERSTORM WATCH NUMBER 786 IS IN EFFECT UNTIL NOON
FOR GOGEBIC...ONTONAGON...HOUGHTON...KEWEENAW...IRON...DICKINSON...
AND MARQUETTE AND BARAGA COUNTIES UNTIL NOON...

AT 915 AM EDT THUNDERSTORMS WERE OVER THE WESTEN PORTION OF LAKE
SUPERIOR. THESE STORMS WILL MAKE LANDFALL CLOSE TO OR JUST NORTHEAST
OF ONTONAGON BY 1000 AM EDT AND MOVE TO THE HOUGHTON HANCOCK AREA
BY 1045 AM EDT.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION
STATIONS FOR THE LATEST WEATHER BULLETINS ON THESE STORMS.

BE PREPARED TO MOVE INDOORS QUICKLY IF YOU OBSERVE THREATENING
SKIES.  BOATERS ON WESTERN LAKE SUPERIOR SHOULD SEEK SAFE HARBOR
AT THE FIRST SIGN OF THUNDERSTORMS.
JFM
Special weather statement, Jul 14, 9:26 AM EDT, 1 hour 4 minutes before
MIZ001>007-009>014-121900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MARQUETTE MI
925 AM EDT FRI JUL 14 1995

...SEVERE THUNDERSTORM WATCH NUMBER 786 IS IN EFFECT UNTIL NOON
FOR GOGEBIC...ONTONAGON...HOUGHTON...KEWEENAW...IRON...DICKINSON...
AND MARQUETTE AND BARAGA COUNTIES UNTIL NOON...

AT 915 AM EDT THUNDERSTORMS WERE OVER THE WESTEN PORTION OF LAKE
SUPERIOR. THESE STORMS WILL MAKE LANDFALL CLOSE TO OR JUST NORTHEAST
OF ONTONAGON BY 1000 AM EDT AND MOVE TO THE HOUGHTON HANCOCK AREA
BY 1045 AM EDT.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION
STATIONS FOR THE LATEST WEATHER BULLETINS ON THESE STORMS.

BE PREPARED TO MOVE INDOORS QUICKLY IF YOU OBSERVE THREATENING
SKIES.  BOATERS ON WESTERN LAKE SUPERIOR SHOULD SEEK SAFE HARBOR
AT THE FIRST SIGN OF THUNDERSTORMS.
JFM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 9:37 AM EDTSevere Thunderstorm WarningMQTOntonagon43 min
Jul 14, 10:08 AM EDTSevere Thunderstorm WarningMQTHoughton52 min
Jul 14, 5:13 PM EDTSevere Thunderstorm WarningMQTMenominee62 min
Jul 14, 6:01 PM EDTTornado WarningMQTMenominee27 min
Jul 14, 6:14 PM EDTSevere Thunderstorm WarningMQTGogebic, Iron56 min
Jul 14, 6:47 PM EDTTornado WarningMQTGogebic, Iron58 min
Jul 14, 7:17 PM EDTTornado WarningMQTIron, Marquette43 min
Jul 14, 7:25 PM EDTTornado WarningMQTIron45 min
Jul 14, 7:48 PM EDTSevere Thunderstorm WarningMQTMarquette62 min
Jul 14, 7:55 PM EDTSevere Thunderstorm WarningMQTDickinson60 min

Nearby

Severe Thunderstorm Warnings in Michigan, 1995Every 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.