Alert archive / Michigan / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 17, NWS Gaylord, MI

July 4, 1994Newaygo County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jul 4, 1994, 11:38 PM EDT for Newaygo County, Michigan. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Jul 4, 1994, 11:38 PM EDT (03:38 UTC)
Expired
Jul 5, 1994, 12:36 AM EDT
In force
58 min
Issued by
NWS Gaylord, MI
Area
Whole counties

County Newaygo County, MI

The nearest sounding before it

Detroit, MI (KFNT), launched 00:00Z, 3.6 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, Detroit, MI at 00:00Z on 1994-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1468 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 00:00Z on 1994-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 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
1468 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
920 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
217 m²/s²
Significant tornado parameter
1.1
Supercell composite
7.3

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 4, 9:08 PM EDT, 2 hours 30 minutes before
MIZ022-028-034-035-040-041-050215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUGHTON LAKE MI
908 PM EDT MON JUL 4 1994

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR
ALL OF NORTH CENTRAL LOWER MICHIGAN INCLUDING THE COMMUNITIES OF
CLARE...GLADWIN...HOUGHTON LAKE...WEST BRANCH...GRAYLING AND GAYLORD.

AT 900 PM EDT WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING
FROM 15 MILES SOUTHWEST OF PETOSKEY IN CHARLEVOIX COUNTY TO THE
NORTHWEST PORTION OF NEWAGO COUNTY. THE STRONGEST THUNDERSTORMS WERE
LOCATED IN THE CADILLAC IN WEXFORD COUNTY AND IN LAKE CITY IN MISSAUKEE
COUNTY. THE THUNDERSTORMS WERE MOVING EAST AT 30 MPH.

PERSONS IN OTSEGO COUNTY AND THE COMMUNITIES OF OTSEGO LAKE AND
WATERS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AS THESE
STORMS WILL PASS THROUGH THE AREA BY 925 PM. THUNDERSTORMS WILL
ALSO MOVE THROUGH GRAYLING BY 930 PM...AND HOUGHTON LAKE BY 945 PM.

IF YOU SEE THREATENING WEATHER APPROACH YOU SHOULD MOVE TO A PLACE
OF SAFETY IMMEDIATELY. FOR FURTHER WEATHER UPDATES PLEASE STAY
TUNED TO LOCAL TELEVISION AND RADIO STATIONS.

KEITH

NNNN
Special weather statement, Jul 4, 9:08 PM EDT, 2 hours 30 minutes before
MIZ022-028-034-035-040-041-050215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUGHTON LAKE MI
908 PM EDT MON JUL 4 1994

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR
ALL OF NORTH CENTRAL LOWER MICHIGAN INCLUDING THE COMMUNITIES OF
CLARE...GLADWIN...HOUGHTON LAKE...WEST BRANCH...GRAYLING AND GAYLORD.

AT 900 PM EDT WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING
FROM 15 MILES SOUTHWEST OF PETOSKEY IN CHARLEVOIX COUNTY TO THE
NORTHWEST PORTION OF NEWAGO COUNTY. THE STRONGEST THUNDERSTORMS WERE
LOCATED IN THE CADILLAC IN WEXFORD COUNTY AND IN LAKE CITY IN MISSAUKEE
COUNTY. THE THUNDERSTORMS WERE MOVING EAST AT 30 MPH.

PERSONS IN OTSEGO COUNTY AND THE COMMUNITIES OF OTSEGO LAKE AND
WATERS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AS THESE
STORMS WILL PASS THROUGH THE AREA BY 925 PM. THUNDERSTORMS WILL
ALSO MOVE THROUGH GRAYLING BY 930 PM...AND HOUGHTON LAKE BY 945 PM.

IF YOU SEE THREATENING WEATHER APPROACH YOU SHOULD MOVE TO A PLACE
OF SAFETY IMMEDIATELY. FOR FURTHER WEATHER UPDATES PLEASE STAY
TUNED TO LOCAL TELEVISION AND RADIO STATIONS.

KEITH

NNNN
Special weather statement, Jul 4, 11:14 PM EDT, 24 minutes before
MIZ022-028-034-035-040-041-050430-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUGHTON LAKE MI
1114 PM EDT MON JUL 4 1994

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR
ALL OF NORTH CENTRAL LOWER MICHIGAN...

A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL MIDNIGHT FOR
ALL OF NORTH CENTRAL LOWER MICHIGAN. THIS INCLUDES THE COUNTIES OF
OTSEGO...CRAWFORD...ROSCOMMON...OGEMAW...CLARE...GLADWIN AND THE
COMMUNITIES OF GAYLORD...GRAYLING...HOUGHTON LAKE...HARRISON...AND
GLADWIN.

AT 1110 PM EDT...NATIONAL WEATHER SERVICE RADAR OUT OF HOUGHTON LAKE
INDICATED ANOTHER BAND OF THUNDERSTORMS DEVELOPING TO THE WEST OF
NORTH CENTRAL LOWER MICHIGAN...EXTENDING FROM PETOSKEY SOUTHWEST
TOWARD MUSKEGON. THE STRONGEST STORMS EXTENDED FROM 20 MILES
NORTHWEST OF HOUGHTON LAKE TO 25 MILES SOUTHWEST OF HOUGHTON LAKE.
THESE STORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL REACH AN
AREA FROM HIGGINS LAKE IN NORTHERN ROSCOMMON COUNTY TO GRAYLING IN
CENTRAL CRAWFORD COUNTY BY MIDNIGHT. ANOTHER ROUND OF LOCALLY HEAVY
RAIN AND DANGEROUS CLOUD TO GROUND LIGHTNING WILL ACCOMPANY THESE
STORMS AS THEY MOVE INTO THE WESTERN PORTION OF THE WATCH AREA...
ALONG WITH THE POSSIBILITY OF DAMAGING WINDS UP TO 60 MPH.

IF YOU ARE CAUGHT OUTSIDE WHEN A THUNDERSTORM APPROACHES YOUR AREA...
GET INDOORS IMMEDIATELY AND STAY AWAY FROM WINDOWS.

HURLEY
Special weather statement, Jul 4, 11:15 PM EDT, 23 minutes before
MIZ017-018-023-024-029-030-036-042-509-050400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALPENA MI
1115 PM EDT MON JUL 4 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL MIDNIGHT...
...STRONG THUNDERSTORMS WERE MOVING ACROSS NORTHEAST LOWER MICHIGAN....

AT 1110 PM...STRONG THUNDERSTORMS WERE MOVING THROUGH NORTHEAST LOWER
MICHIGAN AND THEY WILL REACH GRAND LAKE...ALPENA...HARRISVILLE...
OSCODA AND STANDISH BY MIDNIGHT.

VERY HEAVY RAIN...FREQUENT LIGHTNING...AND GUSTY WINDS WILL ACCOMPANY
THESE STORMS AS THEY PASS OVERHEAD.

IF YOU ARE IN THE VICINITY OF THESE STORMS...GET INDOORS AND STAY AWAY
FROM WINDOWS. DO NOT OPERATE ELECTRICAL DEVICES AND DO NOT USE THE
TELEPHONE WHEN LIGHTNING IS PRESENT.

DS
Special weather statement, Jul 4, 11:16 PM EDT, 22 minutes before
MIZ022-028-034-035-040-041-050430-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUGHTON LAKE MI
1114 PM EDT MON JUL 4 1994

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR
ALL OF NORTH CENTRAL LOWER MICHIGAN...

A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL MIDNIGHT FOR
ALL OF NORTH CENTRAL LOWER MICHIGAN. THIS INCLUDES THE COUNTIES OF
OTSEGO...CRAWFORD...ROSCOMMON...OGEMAW...CLARE...GLADWIN AND THE
COMMUNITIES OF GAYLORD...GRAYLING...HOUGHTON LAKE...HARRISON...AND
GLADWIN.

AT 1110 PM EDT...NATIONAL WEATHER SERVICE RADAR OUT OF HOUGHTON LAKE
INDICATED ANOTHER BAND OF THUNDERSTORMS DEVELOPING TO THE WEST OF
NORTH CENTRAL LOWER MICHIGAN...EXTENDING FROM PETOSKEY SOUTHWEST
TOWARD MUSKEGON. THE STRONGEST STORMS EXTENDED FROM 20 MILES
NORTHWEST OF HOUGHTON LAKE TO 25 MILES SOUTHWEST OF HOUGHTON LAKE.
THESE STORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL REACH AN
AREA FROM HIGGINS LAKE IN NORTHERN ROSCOMMON COUNTY TO GRAYLING IN
CENTRAL CRAWFORD COUNTY BY MIDNIGHT. ANOTHER ROUND OF LOCALLY HEAVY
RAIN AND DANGEROUS CLOUD TO GROUND LIGHTNING WILL ACCOMPANY THESE
STORMS AS THEY MOVE INTO THE WESTERN PORTION OF THE WATCH AREA...
ALONG WITH THE POSSIBI$LITY OF DAMAGING WINDS UP TO 60 MPH.

IF YOU ARE CAUGHT OUTSIDE WHEN A THUNDERSTORM APPROACHES YOUR AREA...
GET INDOORS IMMEDIATELY AND STAY AWAY FROM WINDOWS.

HURLEY
Special weather statement, Jul 4, 11:20 PM EDT, 18 minutes before
MIZ017-018-023-024-029-030-036-042-509-050400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALPENA MI
1115 PM EDT MON JUL 4 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL MIDNIGHT...
...STRONG THUNDERSTORMS WERE MOVING ACROSS NORTHEAST LOWER MICHIGAN....

AT 1110 PM...STRONG THUNDERSTORMS WERE MOVING THROUGH NORTHEAST LOWER
MICHIGAN AND THEY WILL REACH GRAND LAKE...ALPENA...HARRISVILLE...
OSCODA AND STANDISH BY MIDNIGHT.

VERY HEAVY RAIN...FREQUENT LIGHTNING...AND GUSTY WINDS WILL ACCOMPANY
THESE STORMS AS THEY PASS OVERHEAD.

IF YOU ARE IN THE VICINITY OF THESE STORMS...GET INDOORS AND STAY AWAY
FROM WINDOWS. DO NOT OPERATE ELECTRICAL DEVICES AND DO NOT USE THE
TELEPHONE WHEN ZLIGHTNING IS PRESENT.

DS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 4, 8:09 PM EDTSevere Thunderstorm WarningAPXAntrim, Grand Traverse51 min
Jul 4, 8:37 PM EDTSevere Thunderstorm WarningAPXMissaukee, Wexford68 min
Jul 4, 9:13 PM EDTSevere Thunderstorm WarningAPXCheboygan47 min
Jul 4, 10:25 PM EDTSevere Thunderstorm WarningAPXOscoda30 min
Jul 4, 10:31 PM EDTTornado WarningAPXOsceola34 min
Jul 4, 10:58 PM EDTSevere Thunderstorm WarningAPXMuskegon, Oceana47 min
Jul 4, 11:51 PM EDTSevere Thunderstorm WarningAPXMecosta69 min
Jul 5, 12:10 AM EDTSevere Thunderstorm WarningAPXMissaukee65 min
Jul 5, 6:59 PM EDTSevere Thunderstorm WarningAPXAntrim46 min
Jul 5, 6:59 PM EDTSevere Thunderstorm WarningAPXLeelanau46 min
Jul 5, 7:13 PM EDTSevere Thunderstorm WarningAPXKalkaska47 min
Jul 5, 7:47 PM EDTSevere Thunderstorm WarningAPXLake, Mason58 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.