Alert archive / Michigan / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 29, NWS Gaylord, MI

July 14, 1995Alcona County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jul 14, 1995, 5:46 PM EDT for Alcona County, Michigan. It was in force for 24 min.

The area

The counties it named.

The facts

Issued
Jul 14, 1995, 5:46 PM EDT (21:46 UTC)
Expired
Jul 14, 1995, 6:10 PM EDT
In force
24 min
Issued by
NWS Gaylord, MI
Area
Whole counties

County Alcona County, MI

The nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 9.8 hours before the alert went out and 84 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, Alpena, MI at 12:00Z on 1995-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1198 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, Alpena, MI at 12:00Z on 1995-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 square meters per square second.19395878Sfc1 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
1198 J/kg
Mixed-layer CIN
-239 J/kg
Mixed-layer LCL
443 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAPN 142148 RRA
SVRAPN
MIC001-MIZ509-142245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE ALPENA MI
546 PM EDT FRI JUL 14 1995
 
THE NATIONAL WEATHER SERVICE IN ALPENA HAS EXTENDED
A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
EFFECTIVE UNTIL  645 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST LOWER PENINSULA
 
   ...SOUTHERN ALCONA COUNTY
 
  AND FOR MARINE INTERESTS ON COASTAL WATERS FROM...
 
  ...HARRISVILLE TO THE ALCONA/IOSCO COUNTY LINE
 
AT 545 PM...NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM EXTENDING FROM MIKADO...EAST INTO THE WATERS OF LAKE
HURON. SPOTTERS IN MIKADO REPORTED QUARTER SIZED HAIL WITH THIS STORM.
VERY HEAVY RAIN AND WIND GUSTS TO 50 MPH ARE POSSIBLE IN AND NEAR THIS
STORM.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. SEVERE
THUNDERSTORMS OCCASIONALLY PRODUCE TORNADOES WITH NO ADVANCE
WARNING...SO TAKE COVER IMMEDIATELY.
 
SHOBE2/WOOD
 
&

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, 5:34 PM EDT, 12 minutes before
MIZ016>019-023-024-029-030-036-042-509-514-152330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALPENA MI
534 PM EDT FRI JUL 14 1995

...A TORNADO WATCH HAS BEEN ISSUED FOR ALL NORTHEAST AND EXTREME
NORTHERN LOWER MICHIGAN UNTIL MIDNIGHT TONIGHT...

A TORNADO WATCH HAS BEEN ISSUED FOR ALCONA...ALPENA...ARENAC...
CHEBOYGAN...IOSCO...MONTMORENCY...OSCODA...EMMET...CHARLEVOIX AND
PRESQUE ISLE COUNTIES UNTIL MIDNIGHT TONIGHT. THE WATCH ALSO INCLUDES
THE ADJACENT COASTAL WATERS OF THE LAKESHORE COUNTIES MENTIONED ABOVE.

AT 530 PM...STRONG TO SEVERE THUNDERSTORMS WERE DEVELOPING ACROSS
NORTHERN LOWER MICHIGAN. THESE STORMS HAVE A HISTORY OF PRODUCING
STRONG WINDS...DANGEROUS LIGHTNING...HIGH WINDS...AND QUATER-SIZED
HAIL.

AS THE EVENING PROGRESSES...MORE STORMS OF THIS MAGNITUDE OR GREATER ARE
LIKELY TO DEVELOP. SOME OF THESE STORMS MAY EVEN PRODUCE A TORNADO.

TORNADOES DEVELOP QUICKLY WITH LITTLE OR NO FOREWARNING SO BE PERPARvED
TO SEEK SHELTER IN THE BASEMENT OR A FIRST FLOOR INTERIOR ROOM. STAY
TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA OUTLET FOR FURTHER
WEATHER UPDATES.

SHOBE1
Special weather statement, Jul 14, 5:38 PM EDT, 8 minutes before
MIZ015-142345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAULT STE MARIE MI
538 PM EDT FRI JUL 13 1995

...TORNADO WATCH FOR MACKINAC COUNTY UNTIL MIDNIGHT EST...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH UNTIL
MIDNIGHT EST FOR MACKINAC COUNTY IN EAST UPPER MICHIGAN. THE WATCH
AREA INCLUDES THE COMMUNITIES OF ENGADINE...ST IGNACE...BREVORT...
HESSEL...CEDARVILLE...AND DETOUR VILLAGE.

STRONG THUNDERSTORMS ARE DEVELOPING OVER THE NORTHERN LOWER PENINSULA
OF MICHIGAN AT THIS TIME. STORMS ARE EXPECTED TO CONTINUE TO DEVELOP
AND BECOME MORE NUMEROUS AS THE EVENING PROGRESSES...SOME OF WHICH
MAY MOVE INTO MACKINAC COUNTY. SOME OF THESE STORMS MAY PRODUCE HEAVY
RAIN...LARGE HAIL...DANGEROUS LIGHTNING... AND POSSIBLY AN ISOLATED
TORNADO.

THIS IS A POTENTIALLY DANGEROUS SITUATION. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR LOCAL MEDIA OUTLETS |FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OX
Special weather statement, Jul 14, 5:42 PM EDT, 4 minutes before
MIZ016>019-023-024-029-030-036-042-509-514-152330-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE ALPENA MI
542 PM EDT FRI JUL 14 1995

...A TORNADO WATCH HAS BEEN ISSUED FOR ALL OF NORTHEAST AND EXTREME
NORTHERN LOWER MICHIGAN UNTIL MIDNIGHT TONIGHT...

A TORNADO WATCH HAS BEEN ISSUED FOR ALCONA...ALPENA...ARENAC...
CHEBOYGAN...IOSCO...MONTMORENCY...OSCODA...EMMET...CHARLEVOIX AND
PRESQUE ISLE COUNTIES UNTIL MIDNIGHT TONIGHT. THE WATCH ALSO INCLUDES
THE ADJACENT COASTAL WATERS OF THE LAKESHORE COUNTIES MENTIONED ABOVE.

AT 530 PM...STRONG TO SEVERE THUNDERSTORMS WERE DEVELOPING ACROSS
NORTHERN LOWER MICHIGAN. THESE STORMS HAVE A HISTORY OF PRODUCING
STRONG WINDS...DANGEROUS LIGHTNING...AND QUARTER-SIZED HAIL.

AS THE EVENING PROGRESSES...MORE STORMS OF THIS MAGNITUDE OR GREATER ARE
LIKELY TO DEVELOP. SOME OF THESE STORMS MAY EVEN PRODUCE A TORNADO.

TORNADOES DEVELOP QUICKLY WITH LITTLE OR NO FOREWARNING SO BE PERPARED
TO SEEK SHELTER IN THE BASEMENT OR A FIRST FLOOR INTERIOR ROOM. STAY
TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA OUTLET FOR FURTHER
WEATHER UPDATES.

SHOBE1

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 4:44 PM EDTSevere Thunderstorm WarningAPXAlcona61 min
Jul 14, 5:21 PM EDTSevere Thunderstorm WarningAPXIosco49 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.