Alert archive / Michigan / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 21, NWS Gaylord, MI

August 3, 1988Osceola County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Aug 3, 1988, 3:11 PM EDT for Osceola County, Michigan. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Aug 3, 1988, 3:11 PM EDT (19:11 UTC)
Expired
Aug 3, 1988, 3:45 PM EDT
In force
34 min
Issued by
NWS Gaylord, MI
Area
Whole counties

County Osceola County, MI

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Detroit, MI (KFNT), launched 12:00Z, 7.2 hours before the alert went out and 208 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, Detroit, MI at 12:00Z on 1988-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2080 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, Detroit, MI at 12:00Z on 1988-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -57 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
2080 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
1199 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-57 m²/s²
0-3 km storm-relative helicity
5 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 KMKG 031911
SVRMKG
MIC133-031945-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE MUSKEGON MI
311 PM EDT WED AUG 3 1988

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 345 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE WEST CENTRAL PART OF LOWER MICHIGAN
      EASTERN OSCEOLA

AT 305  PM EDT A SEVERE THUNDERSTORM WAS LOCATED 10 MILES NORTH
OF EVART...60 NORTHEAST OF MUSKEGON...MOVING NORTHEAST AT 25
MILES AN HOUR.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN
AND DANGEROUS LIGHTNING.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 1:30 PM EDTSevere Thunderstorm WarningAPXAlpena, Presque Isle60 min
Aug 3, 2:08 PM EDTSevere Thunderstorm WarningAPXOscoda67 min
Aug 3, 2:56 PM EDTSevere Thunderstorm WarningAPXAlcona, Oscoda69 min
Aug 3, 2:56 PM EDTSevere Thunderstorm WarningAPXAlpena2 hr

Nearby

Severe Thunderstorm Warnings in Michigan, 1988Every severe thunderstorm warning in 1988

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.