Alert archive / Michigan / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 33, NWS Gaylord, MI

July 6, 1994Osceola County, Wexford County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jul 6, 1994, 5:37 PM EDT for Osceola County, Wexford County, Michigan. It was in force for 68 min.

The area

The counties it named.

The facts

Issued
Jul 6, 1994, 5:37 PM EDT (21:37 UTC)
Expired
Jul 6, 1994, 6:45 PM EDT
In force
68 min
Issued by
NWS Gaylord, MI
Area
Whole counties

Counties Osceola County, MI, Wexford County, MI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.6 hours before the alert went out and 214 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, Green Bay/Straub, WI at 12:00Z on 1994-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Green Bay/Straub, WI at 12:00Z on 1994-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1662 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
2 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 
WUUS1 KMKG 062138 RRA
SVRMKG
MIC165-133-062245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MUSKEGON MI
537 PM EDT WED JUL 6 1994
 
THE NATIONAL WEATHER SERVICE IN MUSKEGON MI  HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  645 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST LOWER MICHIGAN
 
   ...SOUTHERN WEXFORD COUNTY
 
IN WEST CENTRAL LOWER MICHIGAN
 
   ...OSCEOLA COUNTY
 
AT 533 PM EDT... LAW ENFORCEMENT OFFICIALS REPORTED DIME TO MARBLE SIZE
HAIL ON THE THE NORTH SIDE OF CADILLAC. WEATHER RADAR INDICATED THE
THUNDERSTORM PRODUCING THE HAIL WAS MOVING SLOWLY SOUTHEAST AT 10 MILES
AN HOUR AND WILL MOVE INTO NORTHEAST OSCEOLA COUNTY BY 550 PM. PERSONS
IN THE COMMUNITY OF INA... 11 MILES SOUTHEAST OF CADILLAC SHOULD BE ON
THE LOOKOUT FOR MARBLE SIZE HAIL AND WIND GUSTS TO 45 MILES AN HOUR WITH
THE PASSAGE OF THIS THUNDERSTORM. THE THUNDERSTORM SHOULD MOVE THROUGH
INA BY 600 PM.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
 
FELVER

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

Local storm report, Jul 6, 3:00 PM EDT, 2 hours 37 minutes before
PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE ALPENA MI
300 PM EDT WED JUL 6 1994

TIME (EDT)   COUNTY        DESCRIPTION OF EVENT

...ALL REPORTS FROM JULY 5 1994...

908  PM      MONTMORENCY   3/4" HAIL REPORTED BY SPOTTER IN LEWISTON

1015 PM      OSCODA        1" HAIL REPORTED BY SPOTTER .5MI SOUTH
                           OF LUZERNE

1017 PM      OSCODA        3/4" HAIL REPORTED BY SPOTTERS IN BOTH
                           MIO AND LUZERNE

1019 PM      OSCODA        WIND DAMAGE- TREE DOWN IN MIO ON M-33
                           TREE DIAMETER 12" - SPOTTER REPORT

1015 PM      IOSCO         SPOTTER REPORTED 3/4" HAIL IN THE TOWN
                           OF HALE

1130 PM      IOSCO         STATE POLICE REPORTED 3 TREES DOWNED
                           18" IN DIAMETER 2MI NORTH OF OSCODA

HOLLINGSWORTH
Local storm report, Jul 6, 3:00 PM EDT, 2 hours 37 minutes before
PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE ALPENA MI
300 PM EDT WED JUL 6 1994

TIME (EDT)   COUNTY        DESCRIPTION OF EVENT

...ALL REPORTS FROM JULY 5 1994...

908  PM      MONTMORENCY   3/4" HAIL REPORTED BY SPOTTER IN LEWISTON

1015 PM      OSCODA        1" HAIL REPORTED BY SPOTTER .5MI SOUTH
                           OF LUZERNE

1017 PM      OSCODA        3/4" HAIL REPORTED BY SPOTTERS IN BOTH
                           MIO AND LUZERNE

1019 PM      OSCODA        WIND DAMAGE- TREE DOWN IN MIO ON M-33
                           TREE DIAMETER 12" - SPOTTER REPORT

1015 PM      IOSCO         SPOTTER REPORTED 3/4" HAIL IN THE TOWN
                           OF HALE

1130 PM      IOSCO         STATE POLICE REPORTED 3 TREES DOWNED
                           18" IN DIAMETER 2MI NORTH OF OSCODA

HOLLINGSWORTH
Special weather statement, Jul 6, 5:16 PM EDT, 21 minutes before
MIZ028-034-035-062215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUGHTON LAKE MI
519 PM EDT WED JUL 6 1994

...THUNDERSTORMS WERE GRADUALLY MOVING INTO WEST PORTIONS OF NORTH
CENTRAL LOWER MICHIGAN...

AT 515 PM EDT...NATIONAL WEATHER SERVICE RADAR OUT OF HOUGHTON LAKE
INDICATED AN EXPANDING LINE OF THUNDERSTORMS EXTENDING FROM ABOUT 25
MILES SOUTH OF ALPENA TO 20 MILES SOUTHWEST OF CADILLAC. THE STRONGEST
STORM WAS LOCATED OVER THE VILLAGE OF ROSCOMMON. THIS STORM WAS MOVING
SLOWLY TO THE EAST AT 10 MPH...WHILE THE MAIN LINE OF THUNDERSTORMS WAS
NEARLY STATIONARY. PEOPLE IN SOUTHERN CRAWFORD COUNTY...NORTHERN OGEMAW
COUNTY...AND NORTHERN ROSCOMMON COUNTY CAN EXPECT THESE THUNDERSTORMS TO
LINGER FOR THE NEXT HOUR OR SO...BRINGING LOCALLY HEAVY RAINS...
DANGEROUS CLOUD TO GROUND LIGHTNING...GUSTY WINDS...AND POSSIBLY SMALL
HAIL. THIS WOULD INCLUDE THE COMMUNITIES OF ROSCOMMON...ROSE CITY...AS
WELL AS THE HOUGHTON LAKE/HIG6GINS LAKE AREAS.

IF YOU SEE A THUNDERSTORM APPROACH YOUR AREA...GET INSIDE A STURDY
BUILDING IMMEDIATELY AND STAY AWAY FROM WINDOWS.

HURLEY

NNNN
Special weather statement, Jul 6, 5:19 PM EDT, 18 minutes before
MIZ028-034-035-062215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUGHTON LAKE MI
519 PM EDT WED JUL 6 1994

...THUNDERSTORMS WERE GRADUALLY MOVING INTO WEST PORTIONS OF NORTH
CENTRAL LOWER MICHIGAN...

AT 515 PM EDT...NATIONAL WEATHER SERVICE RADAR OUT OF HOUGHTON LAKE
INDICATED AN EXPANDING LINE OF THUNDERSTORMS EXTENDING FROM ABOUT 25
MILES SOUTH OF ALPENA TO 20 MILES SOUTHWEST OF CADILLAC. THE STRONGEST
STORM WAS LOCATED OVER THE VILLAGE OF ROSCOMMON. THIS STORM WAS MOVING
SLOWLY TO THE EAST AT 10 MPH...WHILE THE MAIN LINE OF THUNDERSTORMS WAS
NEARLY STATIONARY. PEOPLE IN SOUTHERN CRAWFORD COUNTY...NORTHERN OGEMAW
COUNTY...AND NORTHERN ROSCOMMON COUNTY CAN EXPECT THESE THUNDERSTORMS TO
LINGER FOR THE NEXT HOUR OR SO...BRINGING LOCALLY HEAVY RAINS...
DANGEROUS CLOUD TO GROUND LIGHTNING...GUSTY WINDS...AND POSSIBLY SMALL
HAIL. THIS WOULD INCLUDE THE COMMUNITIES OF ROSCOMMON...ROSE CITY...AS
WELL AS THE HOUGHTON LAKE/HIGGINS LAKE AREAS.

IF YOU SEE A THUNDERSTORM APPROACH YOUR AREA...GET INSIDE A STURDY
BUILDING IMMEDIATELY AND STAY AWAY FROM WINDOWS.

HURLEY

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 8:44 PM EDTSevere Thunderstorm WarningAPXMontmorency61 min
Jul 5, 8:57 PM EDTSevere Thunderstorm WarningAPXOscoda63 min
Jul 5, 9:26 PM EDTSevere Thunderstorm WarningAPXAlcona, Alpena64 min
Jul 5, 9:34 PM EDTTornado WarningAPXAlpena, Presque Isle41 min
Jul 5, 9:59 PM EDTSevere Thunderstorm WarningAPXOscoda61 min
Jul 5, 10:09 PM EDTSevere Thunderstorm WarningAPXIosco66 min
Jul 5, 11:19 PM EDTSevere Thunderstorm WarningAPXIosco56 min
Jul 6, 3:44 PM EDTSevere Thunderstorm WarningAPXMissaukee31 min
Jul 6, 4:23 PM EDTSevere Thunderstorm WarningAPXAlcona67 min
Jul 6, 5:17 PM EDTSevere Thunderstorm WarningAPXIosco88 min
Jul 6, 5:57 PM EDTSevere Thunderstorm WarningAPXArenac63 min
Jul 6, 6:57 PM EDTSevere Thunderstorm WarningAPXArenac34 min

Nearby

Severe Thunderstorm Warnings in Michigan, 1994Every severe thunderstorm warning in 1994

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.