Alert archive / Michigan / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 86, NWS Gaylord, MI

June 24, 1998Oscoda County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jun 24, 1998, 11:25 PM EDT for Oscoda County, Michigan. It was in force for 65 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: Jun 24, 1998, 11:25 PM EDT (03:25 UTC)
Expired: Jun 25, 1998, 12:30 AM EDT
In force: 65 min
Issued by: NWS Gaylord, MI
Area: Whole counties

County Oscoda County, MI

What was reported inside it

Time	Report	Where	Remark
Jun 25, 12:02 AM EDT	Hail 1	Luzerne, MI
Jun 25, 12:05 AM EDT	Hail 0.88	Mio, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 24, 10:30 PM EDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Alpena, MI (KAPX), launched 00:00Z, 3.4 hours before the alert went out and 143 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1646 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 985 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 241 m²/s²
0-3 km storm-relative helicity: 340 m²/s²
Significant tornado parameter: 3.7
Supercell composite: 15.6

Open this sounding in Storm Lab

The text

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

628 
WUUS1 KAPN 250327 RRA
SVRAPN
MIC135-250430-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
1125 PM EDT WED JUN 24 1998

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  OSCODA COUNTY IN NORTHEASTERN LOWER MICHIGAN

* UNTIL 1230 AM EDT

* AT 1125 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 19 MILES WEST OF MIO OR 11 MILES WEST OF RED
  OAK MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORMS WILL REACH...
  RED OAK BY 1155 PM EDT
  LUZERNE BY 1159 PM EDT
  MIO BY 1210 AM EDT

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. SEVERE
THUNDERSTORMS OCCASIONALLY PRODUCE TORNADOES...AND CAN DO SO
RATHER QUICKLY. MOVE INTO AN INTERIOR ROOM ON THE LOWEST FLOOR.

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, Jun 24, 10:30 PM EDT, 55 minutes before

MIZ016>036-041-042-250725-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1030 PM EDT WED JUN 24 1998

THE NATIONAL WEATHER SERVICE HAS ISSUED A DGF EFFECTIVE SDFG FOR FG.
THE FOLLOWING LOCATIONS ARE INCLUDED IN THIS WINTER STORM WATCH...

IN LOWER MICHIGAN

   ...EMMET... CHEBOYGAN... PRESQUE ISLE... CHARLEVOIX... LEELANAU
   ...ANTRIM... OTSEGO... MONTMORENCY... ALPENA... BENZIE
   ...GRAND TRAVERSE... KALKASKA... CRAWFORD... OSCODA... ALCONA
   ...MANISTEE... WEXFORD... MISSAUKEE... ROSCOMMON... OGEMAW... IOSCO
   ...GLADWIN... ARENAC

AT 1030 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF INTENSIFYING THUNDERSTORMS EXTENDING FROM SOUTH OF
CHEBOYGAN SOUTHWEST THROUGH THE MANCELONA AND KALKASKA AREAS.
RECENT RADAR INDICATIONS HAVE SHOWN AN EXPANSION BOTH NORTH AND
SOUTH OF THIS AREA OF THUNDERSTORMS AS IT MOVES TO THE EAST AROUND
30 MPH.

THUNDERSTORM ACTIVITY WILL REACH THE I-75 CORRIDOR NORTH OF HOUGHTON
LAKE BETWEEN 1045 AND 1100 PM. LARGE HAIL WILL BE POSSIBLE WITH
THESE STORMS...AN INCH AND A HALF DIAMETER HAIL HAD BEEN REPORTED AS
THESE STORMS PASSED THROUGH THE BAY SHORE AREA IN CHARLEVOIX COUNTY
AT 955 PM. DAMAGING WINDS BETWEEN 60 AND 80 MPH WILL ALSO BE
POSSIBLE WITH THESE THUNDERSTORMS...ALONG WITH THE THREAT OF
ISOLATED TORNADOES.

REMEMBER...A TORNADO WATCH MEANS TORNADOES ARE POSSIBLE IN AND NEAR
THE WATCH AREA. LARGE HAIL AND DAMAGING WINDS MAY ALSO OCCUR. BE
READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR AREA.

HURLEY

Special weather statement, Jun 24, 10:35 PM EDT, 50 minutes before

MIZ016>036-041-042-250725-

SPECIAL WEATHER STATEMENT...CORRECTED.
NATIONAL WEATHER SERVICE GAYLORD MI
1030 PM EDT WED JUN 24 1998

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH UNTIL 300 AM
EDT FOR THE FOLLOWING LOCATIONS...

ALL OF NORTHERN LOWER MICHIGAN:

   ...EMMET... CHEBOYGAN... PRESQUE ISLE... CHARLEVOIX... LEELANAU
   ...ANTRIM... OTSEGO... MONTMORENCY... ALPENA... BENZIE
   ...GRAND TRAVERSE... KALKASKA... CRAWFORD... OSCODA... ALCONA
   ...MANISTEE... WEXFORD... MISSAUKEE... ROSCOMMON... OGEMAW... IOSCO
   ...GLADWIN... ARENAC

AT 1030 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF INTENSIFYING THUNDERSTORMS EXTENDING FROM SOUTH OF
CHEBOYGAN SOUTHWEST THROUGH THE MANCELONA AND KALKASKA AREAS.
RECENT RADAR INDICATIONS HAVE SHOWN AN EXPANSION BOTH NORTH AND
SOUTH OF THIS AREA OF THUNDERSTORMS AS IT MOVES TO THE EAST AROUND
30 MPH.

THUNDERSTORM ACTIVITY WILL REACH THE I-75 CORRIDOR NORTH OF HOUGHTON
LAKE BETWEEN 1045 AND 1100 PM. LARGE HAIL WILL BE POSSIBLE WITH
THESE STORMS...AN INCH AND A HALF DIAMETER HAIL HAD BEEN REPORTED AS
THESE STORMS PASSED THROUGH THE BAY SHORE AREA IN CHARLEVOIX COUNTY
AT 955 PM. DAMAGING WINDS BETWEEN 60 AND 80 MPH WILL ALSO BE
POSSIBLE WITH THESE THUNDERSTORMS...ALONG WITH THE THREAT OF
ISOLATED TORNADOES.

REMEMBER...A TORNADO WATCH MEANS TORNADOES ARE POSSIBLE IN AND NEAR
THE WATCH AREA. LARGE HAIL AND DAMAGING WINDS MAY ALSO OCCUR. BE
READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR AREA.

HURLEY

Local storm report, Jun 24, 10:54 PM EDT, 31 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
1054 PM EDT WED JUN 24 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0530 PM    2 SW RHODES               MI   1.75 INCH HAIL
06/24/98   GLADWIN                        GOLFBALL SIZED HAIL
                                          REPORTED AT ESTEY

0551 PM    STANDISH                  MI   1.75 INCH HAIL
06/24/98   ARENAC                         GOLF BALL SIZED HAIL
                                          REPORTED AT STANDISH

0643 PM    3 NE GLADWIN              MI   2 INCH HAIL
06/24/98   GLADWIN                        REPORTED BY TRAINED
                                          SPOTTER

0710 PM    ALGER                     MI   1 INCH HAIL
06/24/98   ARENAC                         REPORTED BY TRAINED
                                          SPOTTER

0920 PM    SUTTONS BAY               MI   .75 INCH HAIL
06/24/98   LEELANAU

0948 PM    CHARLEVOIX                MI   .75 INCH HAIL
06/24/98   CHARLEVOIX

0953 PM    CHARLEVOIX                MI   1 INCH HAIL
06/24/98   CHARLEVOIX

0955 PM    BAYSHORE                  MI   1.5 INCH HAIL
06/24/98   EMMET

1015 PM    PETOSKEY                  MI   1.25 INCH HAIL
06/24/98   EMMET

1034 PM    ELK RAPIDS                MI   .75 INCH HAIL
06/24/98   ANTRIM

Local storm report, Jun 24, 10:54 PM EDT, 31 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
1054 PM EDT WED JUN 24 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0530 PM    2 SW RHODES               MI   1.75 INCH HAIL
06/24/98   GLADWIN                        GOLFBALL SIZED HAIL
                                          REPORTED AT ESTEY

0551 PM    STANDISH                  MI   1.75 INCH HAIL
06/24/98   ARENAC                         GOLF BALL SIZED HAIL
                                          REPORTED AT STANDISH

0643 PM    3 NE GLADWIN              MI   2 INCH HAIL
06/24/98   GLADWIN                        REPORTED BY TRAINED
                                          SPOTTER

0710 PM    ALGER                     MI   1 INCH HAIL
06/24/98   ARENAC                         REPORTED BY TRAINED
                                          SPOTTER

0920 PM    SUTTONS BAY               MI   .75 INCH HAIL
06/24/98   LEELANAU

0948 PM    CHARLEVOIX                MI   .75 INCH HAIL
06/24/98   CHARLEVOIX

0953 PM    CHARLEVOIX                MI   1 INCH HAIL
06/24/98   CHARLEVOIX

0955 PM    BAYSHORE                  MI   1.5 INCH HAIL
06/24/98   EMMET

1015 PM    PETOSKEY                  MI   1.25 INCH HAIL
06/24/98   EMMET

1034 PM    ELK RAPIDS                MI   .75 INCH HAIL
06/24/98   ANTRIM

Special weather statement, Jun 24, 11:25 PM EDT, 0 minutes before

MIZ008-015>036-041-042-252330-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GAYLORD MI
1125 PM EDT WED JUN 24 1998

...SEVERE WEATHER POTENTIAL STATEMENT FOR NORTHERN LOWER AND EASTERN
UPPER MICHIGAN...

DISPATCHERS...PLEASE NOTIFY YOU EMERGENCY MANAGERS IMMEDIATELY.

NUMEROUS THUNDERSTORMS ARE EXPECTED TO CONTINUE TO RE-GERNERATE ACROSS
NORTHERN LOWER MICHIGAN OVERNIGHT. SOME OF THESE STORMS ARE EXPECTED TO
REACH SEVERE LIMITS...ESPECIALLY ACROSS AREAS ALONG AND SOUTH OF M-32.

AT 1120 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF STRONG TO SEVERE THUNDERSTORMS ACROSS AREAS ALONG AND JUST
EAST OF I-75 FROM GRAYLING TO INDIAN RIVER. THE AREA OF STORMS WAS
MOVING EAST AROUND 30 MPH...WITH A FEW INDIVIDUAL CELLS IN CRAWFORD
COUNTY MOVING SOUTHEAST AT 20 MPH. THESE THUNDERSTORMS WILL REACH THE
M-33 CORRIDOR BETWEEN ROGERS CITY AND MCKINLEY BETWEEN 1145 PM AND
MIDNIGHT.

MORE THUNDERSTORMS ARE EXPECTED TO DEVELOP AND MOVE ACROSS WISCONSIN
AND LAKE MICHIGAN LATE TONIGHT...WITH NORTHWEST LOWER MICHIGAN BECOMING
AFFECTED AGAIN AFTER 100 AM AND NORTHEAST LOWER MICHIGAN AFTER 300 AM.

MULTIPLE SEVERE WEATHER THREATS ARE ANTICIPATED OVERNIGHT WITH THESE
THUNDERSTORMS: STRAIGHT-LINE WIND GUSTS BETWEEN 60 AND 80 MPH...HAIL UP
TO 1.5 INCHES IN DIAMETER...AND THE POSSIBILITY OF ISOLATED TORNADOES.

THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION.
RADIO OR YOUR LOCAL TELEVISION OR RADIO STATION FOR THE LATEST WEATHER
INFORMATION CONCERNING THE THREAT OF SEVERE WEATHER ACROSS NORTHERN
LOWER MICHIGAN.

HURLEY

Special weather statement, Jun 24, 11:25 PM EDT, 0 minutes before

MIZ008-015>036-041-042-252330-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GAYLORD MI
1125 PM EDT WED JUN 24 1998

...SEVERE WEATHER POTENTIAL STATEMENT FOR NORTHERN LOWER AND EASTERN
UPPER MICHIGAN...

DISPATCHERS...PLEASE NOTIFY YOU EMERGENCY MANAGERS IMMEDIATELY.

NUMEROUS THUNDERSTORMS ARE EXPECTED TO CONTINUE TO RE-GERNERATE ACROSS
NORTHERN LOWER MICHIGAN OVERNIGHT. SOME OF THESE STORMS ARE EXPECTED TO
REACH SEVERE LIMITS...ESPECIALLY ACROSS AREAS ALONG AND SOUTH OF M-32.

AT 1120 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF STRONG TO SEVERE THUNDERSTORMS ACROSS AREAS ALONG AND JUST
EAST OF I-75 FROM GRAYLING TO INDIAN RIVER. THE AREA OF STORMS WAS
MOVING EAST AROUND 30 MPH...WITH A FEW INDIVIDUAL CELLS IN CRAWFORD
COUNTY MOVING SOUTHEAST AT 20 MPH. THESE THUNDERSTORMS WILL REACH THE
M-33 CORRIDOR BETWEEN ROGERS CITY AND MCKINLEY BETWEEN 1145 PM AND
MIDNIGHT.

MORE THUNDERSTORMS ARE EXPECTED TO DEVELOP AND MOVE ACROSS WISCONSIN
AND LAKE MICHIGAN LATE TONIGHT...WITH NORTHWEST LOWER MICHIGAN BECOMING
AFFECTED AGAIN AFTER 100 AM AND NORTHEAST LOWER MICHIGAN AFTER 300 AM.

MULTIPLE SEVERE WEATHER THREATS ARE ANTICIPATED OVERNIGHT WITH THESE
THUNDERSTORMS: STRAIGHT-LINE WIND GUSTS BETWEEN 60 AND 80 MPH...HAIL UP
TO 1.5 INCHES IN DIAMETER...AND THE POSSIBILITY OF ISOLATED TORNADOES.

THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION.
RADIO OR YOUR LOCAL TELEVISION OR RADIO STATION FOR THE LATEST WEATHER
INFORMATION CONCERNING THE THREAT OF SEVERE WEATHER ACROSS NORTHERN
LOWER MICHIGAN.

HURLEY

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 8:51 PM EDT	Severe Thunderstorm Warning	APX	Leelanau	49 min
Jun 24, 9:22 PM EDT	Severe Thunderstorm Warning	APX	Antrim, Charlevoix	63 min
Jun 24, 9:54 PM EDT	Severe Thunderstorm Warning	APX	Emmet	46 min
Jun 24, 10:20 PM EDT	Severe Thunderstorm Warning	APX	Kalkaska	65 min
Jun 24, 10:23 PM EDT	Severe Thunderstorm Warning	APX	Cheboygan	62 min
Jun 24, 10:42 PM EDT	Severe Thunderstorm Warning	APX	Crawford	63 min
Jun 24, 11:11 PM EDT	Tornado Warning	APX	Crawford	49 min
Jun 25, 1:38 AM EDT	Severe Thunderstorm Warning	APX	Wexford	42 min
Jun 25, 7:09 PM EDT	Severe Thunderstorm Warning	APX	Alpena, Presque Isle	61 min
Jun 25, 7:27 PM EDT	Severe Thunderstorm Warning	APX	Mackinac	63 min
Jun 25, 7:39 PM EDT	Severe Thunderstorm Warning	APX	Leelanau	61 min
Jun 25, 7:39 PM EDT	Severe Thunderstorm Warning	APX	Antrim	61 min
Jun 25, 7:51 PM EDT	Severe Thunderstorm Warning	APX	Alpena	49 min

Nearby

Severe Thunderstorm Warnings in Michigan, 1998 Every severe thunderstorm warning in 1998

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.