Alert archive / Michigan / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 71, NWS Gaylord, MI

August 14, 1996Cheboygan County, Emmet County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Aug 14, 1996, 4:35 PM EDT for Cheboygan County, Emmet County, Michigan. It was in force for 40 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 14, 1996, 4:35 PM EDT (20:35 UTC)
Expired
Aug 14, 1996, 5:15 PM EDT
In force
40 min
Issued by
NWS Gaylord, MI
Area
Whole counties

Counties Cheboygan County, MI, Emmet County, MI

What was reported inside it

TimeReportWhereRemark
Aug 14, 4:45 PM EDTHail 0.75Pellston, MI
Aug 14, 5:17 PM EDTHail 0.75Mullet Lake, MI

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 8.6 hours before the alert went out and 190 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 1996-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 218 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 1996-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 square meters per square second.1939Sfc1 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
218 J/kg
Mixed-layer CIN
-186 J/kg
Mixed-layer LCL
801 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAPN 142035
SVRAPN
MIC031-047-142115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
435 PM EDT WED AUG 14 1996
 
THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  515 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONSS...
 
IN  MICHIGAN
 
   ...CHEBOYGAN COUNTY...EMMET COUNTY
 
AND THE ADJACENT COASTAL WATERS
 
 
AT 435 PM....DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR
VANDERBILT. THE STORM WAS MOVING NORTHEAST AT 20 MPH... AND WILL REACH
WOLVERINE BY 450 PM AND NEAR INDIAN RIVER BY 505 PM.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. SEVERE
THUNDERSTORMS OCCASIONALLY PRODUCE TORNADOES WITH NO ADVANCE
WARNING...SO TAKE COVER IMMEDIATELY.
 
 
 
&

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, Aug 14, 3:35 PM EDT, 1 hour before
@1
SPECIAL WEATHER STATEMENT
NWS
D/T

...TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF NORTHERN LOWER MICHIGAN...

A TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF NORTHERN LOWER MICHIGAN AND
IS IN EFFECT UNTIL 1000 PM.  THE FOLLOWING COUNTIES ARE INCLUDED IN THE
WATCH...

ARENAC            GLADWIN          ROSCOMMON          ANTRIM
CHARLEVOIX        KALKASKA         MISSAUKEE          CHEBOYGAN
CRAWFORD          EMMET            OTSEGO             ALCONA
ALPENA            IOSCO            MONTMORENCY        OGEMAW
OSCODA            PRESQUE ISLE

SOME COMMUNITIES IN THE WATCH AREA INCLUDE...PETOSKEY...CHEBOYGAN...
ALPENA...GAYLORD...GRAYLING...TAWAS CITY...STANDISH...WEST BRANCH...AND
HOUGHTON LAKE.

AT 335 PM...DOPPLER RADAR INDICATED A NORTH-SOUTH LINE OF SCATTERED
STRONG THUNDERSTORMS FROM NEAR CHEBOYGAN TO JUST EAST OF HOUGHTON LAKE.
A FEW THUNDERSTORMS HAVE RECENTLY DEVELOPED JUST WEST OF THE CADILLAC
AREA AND NORTH OF THE TRAVERSE CITY AREA.  MOVEMENT IS TO THE NORTHEAST
AT 25 MPH.

A COLD FRONT OVER THE CENTRAL UPPER PENINSULA AND LAKE MICHIGAN WILL
CONTINUE TO SLOWLY PRESS EASTWARD LATE THIS AFTERNOON AND THIS EVENING
PRODUCING SCATTERED THUNDERSTORMS...SOME WHICH MAY PRODUCE TORNADOES.
KEEP ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND STAY TUNED TO
YOUR LOCAL RADIO OR TELEVISION STATION FOR CONTINUING UPDATES AND
POSSIBLE WARNINGS.

REMEMBER...A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
TORNADIC THUNDERSTORMS IN AND NEAR THE WATCH AREA.

SPRIGGS
Special weather statement, Aug 14, 3:36 PM EDT, 59 minutes before
MIZ016>019-021>024-027>030-033>036-041-042-150200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
336 PM EDT WED AUG 14 1996

...TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF NORTHERN LOWER MICHIGAN...

A TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF NORTHERN LOWER MICHIGAN AND
IS IN EFFECT UNTIL 1000 PM.  THE FOLLOWING COUNTIES ARE INCLUDED IN THE
WATCH...

ARENAC            GLADWIN          ROSCOMMON          ANTRIM
CHARLEVOIX        KALKASKA         MISSAUKEE          CHEBOYGAN
CRAWFORD          EMMET            OTSEGO             ALCONA
ALPENA            IOSCO            MONTMORENCY        OGEMAW
OSCODA            PRESQUE ISLE

SOME COMMUNITIES IN THE WATCH AREA INCLUDE...PETOSKEY...CHEBOYGAN...
ALPENA...GAYLORD...GRAYLING...TAWAS CITY...STANDISH...WEST BRANCH...AND
HOUGHTON LAKE.

AT 335 PM...DOPPLER RADAR INDICATED A NORTH-SOUTH LINE OF SCATTERED
STRONG THUNDERSTORMS FROM NEAR CHEBOYGAN TO JUST EAST OF HOUGHTON LAKE.
A FEW THUNDERSTORMS HAVE RECENTLY DEVELOPED JUST WEST OF THE CADILLAC
AREA AND NORTH OF THE TRAVERSE CITY AREA.  MOVEMENT IS TO THE NORTHEAST
AT 25 MPH.

A COLD FRONT OVER THE CENTRAL UPPER PENINSULA AND LAKE MICHIGAN WILL
CONTINUE TO SLOWLY PRESS EASTWARD LATE THIS AFTERNOON AND THIS EVENING
PRODUCING SCATTERED THUNDERSTORMS...SOME WHICH MAY PRODUCE TORNADOES.
KEEP ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AND STAY TUNED TO
YOUR LOCAL RADIO OR TELEVISION STATION FOR CONTINUING UPDATES AND
POSSIBLE WARNINGS.

REMEMBER...A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
TORNADIC THUNDERSTORMS IN AND NEAR THE WATCH AREA.

SPRIGGS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 14, 2:19 PM EDTSevere Thunderstorm WarningAPXMissaukee, Roscommon56 min
Aug 14, 2:36 PM EDTSevere Thunderstorm WarningAPXOtsego54 min
Aug 14, 4:47 PM EDTTornado WarningAPXCheboygan, Emmet58 min
Aug 14, 5:33 PM EDTSevere Thunderstorm WarningAPXCharlevoix, Cheboygan, Otsego57 min
Aug 14, 5:36 PM EDTSevere Thunderstorm WarningAPXOscoda54 min
Aug 14, 5:53 PM EDTTornado WarningAPXCheboygan, Otsego67 min
Aug 14, 7:12 PM EDTSevere Thunderstorm WarningAPXAlpena48 min

Nearby

Severe Thunderstorm Warnings in Michigan, 1996Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.