Alert archive / Michigan / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 15, NWS Gaylord, MI

May 18, 1996Iosco County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at May 18, 1996, 12:07 PM EDT for Iosco County, Michigan. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 18, 1996, 12:07 PM EDT (16:07 UTC)
Expired
May 18, 1996, 12:40 PM EDT
In force
33 min
Issued by
NWS Gaylord, MI
Area
Whole counties

County Iosco County, MI

The nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 4.1 hours before the alert went out and 123 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 1996-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 805 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 1996-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 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
805 J/kg
Mixed-layer CIN
-257 J/kg
Mixed-layer LCL
849 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
167 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAPN 181608
SVRAPN
MIZ539-MIC069-181640-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
1207 PM EDT SAT MAY 18 1996

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1240 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEAST LOWER MICHIGAN

   ...IOSCO COUNTY
 
AT 1205 PM EDT...SEVERE THUNDERSTORMS WERE OVER CENTRAL IOSCO
COUNTY...15 MILES EAST NORTHEAST OF TAWAS CITY. THE STORMS WERE
MOVING EAST AT 40 MPH AND WILL AFFECT TAWAS CITY AND OSCODA
BETWEEN 1205 AND 1235 PM EDT.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...DESTRUCTIVE HAIL...
AND DEADLY LIGHTNING. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME.

SMITH/KOPSKY

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, May 18, 9:32 AM EDT, 2 hours 35 minutes before
MIZ026-027-MIZ032-033-181435-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
931 AM EDT SAT MAY 18 1996

...STRONG THUNDERSTORMS MOVING INTO PORTIONS OF NORTHWEST LOWER
MICHIGAN...

AT 925 AM EDT...DOPPLER RADAR INDICATED A CLUSTER OF STRONG
THUNDERSTORMS ABOUT 10 MILES WEST OF CADILLAC AND MANTON IN
WEXFORD COUNTY. THESE STORMS WERE MOVING TO THE NORTHEAST AT 35
MPH. SOME COMMUNITIES IN THE PATH OF THESE STORMS ARE
KINGSLEY...FIFE LAKE...SHARON AND KALKASKA.

GUSTY WINDS...DANGEROUS LIGHTNING...HEAVY RAIN AND SMALL HAIL ARE
POSSIBLE WITH THESE STORMS.

PERSONS IN NORTHWEST LOWER MICHIGAN SHOULD REMAIN ALERT FOR
THREATENING WEATHER AND BE PREPARED TO TAKE SHELTER QUICKLY.

BAK
Special weather statement, May 18, 10:45 AM EDT, 1 hour 22 minutes before
MIZ016>019-021>024-026>030-032>036-041-042-181645-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1038 AM EDT SAT MAY 18 1996

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 400 PM FOR MUCH OF
NORTHERN LOWER MICHIGAN...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MOST OF NORTHERN LOWER
MICHIGAN UNTIL 400 PM THIS AFTERNOON. COUNTIES INCLUDED IN THE WATCH
ARE EMMET...CHEBOYGAN...PRESQUE ISLE... CHARLEVOIX... ANTRIM...
OTSEGO... MONTMORENCY...ALPENA...GRAND TRAVERSE...KALKASKA...
CRAWFORD... OSCODA... ALCONA... WEXFORD... MISSAUKEE... ROSCOMMON...
OGEMAW... IOSCO... GLADWIN AND ARENAC COUNTIES.

SEVERE THUNDERSTORMS... WITH LARGE HAIL... DAMAGING WINDS AND FREQUENT
LIGHTNING ARE POSSIBLE IN THE WATCH AREA LATE THIS MORNING AND THROUGH
LATE AFTERNOON. IF YOU LIVE IN THE WATCH AREA BE PREPARED TO TAKE
SHELTER IMMEDIATELY IF THREATENING WEATHER APPROACHES. REMEMBER...
SEVERE THUNDERSTORMS CAN PRODUCE A TORNADO WITH LITTLE OR NO ADVANCED
WARNING.

END

The office that day

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

IssuedProductOfficeCountiesLasted
May 18, 8:18 AM EDTSevere Thunderstorm WarningAPXChippewa47 min
May 18, 9:58 AM EDTSevere Thunderstorm WarningAPXWexford57 min
May 18, 10:11 AM EDTSevere Thunderstorm WarningAPXMissaukee29 min
May 18, 10:26 AM EDTSevere Thunderstorm WarningAPXKalkaska49 min
May 18, 10:28 AM EDTSevere Thunderstorm WarningAPXMackinac27 min
May 18, 10:31 AM EDTSevere Thunderstorm WarningAPXCrawford19 min
May 18, 11:15 AM EDTSevere Thunderstorm WarningAPXGladwin50 min
May 18, 11:53 AM EDTSevere Thunderstorm WarningAPXArenac37 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; the sounding from the Mesonet's radiosonde archive.