Alert archive / Michigan / Tornado Warnings in 1998

Tornado Warning 8, NWS Gaylord, MI

May 31, 1998Oscoda County, Michigan

NWS Gaylord, MI issued this tornado warning at May 31, 1998, 6:04 AM EDT for Oscoda County, Michigan. It was in force for 51 min. 4 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
May 31, 1998, 6:04 AM EDT (10:04 UTC)
Expired
May 31, 1998, 6:55 AM EDT
In force
51 min
Issued by
NWS Gaylord, MI
Area
Whole counties

County Oscoda County, MI

What was reported inside it

TimeReportWhereRemark
May 31, 6:05 AM EDTThunderstorm Wind 50Luzerne, MIStrong thunderstorm winds downed several trees.
May 31, 6:10 AM EDTThunderstorm Wind 52Luzerne, MIStrong thunderstorm winds downed numerous trees and powerlines.
May 31, 6:10 AM EDTThunderstorm Wind 50Mio, MIStrong thunderstorm winds downed numerous trees and powerlines.
May 31, 6:20 AM EDTThunderstorm Wind 52Mio, 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.

IssuedProductOfficeLasted
May 31, 3:45 AM EDTTornado WatchSPC6 hr

The nearest sounding before it

Alpena, MI (KAPX), launched 00:00Z, 10.1 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-pSkew-T log-p diagram, Alpena, MI at 00:00Z on 1998-05-31Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Alpena, MI at 00:00Z on 1998-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 287 square meters per square second.1939587897Sfc1 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
1457 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
287 m²/s²
0-3 km storm-relative helicity
466 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.

604 
WFUS1 KAPN 311005 RRA
TORAPN
MIC135-311055-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
604 AM EDT SUN MAY 31 1998

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* TORNADO WARNING FOR...
  OSCODA COUNTY IN NORTHEASTERN LOWER MICHIGAN

* UNTIL 655 AM EDT

* AT 603 AM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 15 MILES WEST OF MIO OR 8 MILES WEST OF LUZERNE MOVING EAST
  AT 50 MPH.

* THE TORNADO THREAT IS EXPECTED TO BE GREATEST AT...
  LUZERNE BY 613 AM EDT
  MIO   BY 621 AM EDT
  FAIRVIEW BY 626 AM EDT
  MCKINLEY BY 631 AM EDT

PERSONS IN AND NEAR THESE AREAS SHOULD IMMEDIATELY MOVE INTO A
BASEMENT OR INTERIOR ROOM ON THE LOWEST FLOOR AWAY FROM WINDOWS.


OX

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 12:50 AM EDTSevere Thunderstorm WarningAPXChippewa, Mackinac50 min
May 31, 2:30 AM EDTSevere Thunderstorm WarningAPXBenzie, Leelanau50 min
May 31, 3:44 AM EDTSevere Thunderstorm WarningAPXBenzie, Manistee61 min
May 31, 4:04 AM EDTSevere Thunderstorm WarningAPXGrand Traverse, Leelanau, Wexford46 min
May 31, 4:48 AM EDTSevere Thunderstorm WarningAPXCrawford, Kalkaska, Missaukee, Roscommon47 min
May 31, 4:50 AM EDTSevere Thunderstorm WarningAPXBenzie, Manistee50 min
May 31, 4:56 AM EDTSevere Thunderstorm WarningAPXGrand Traverse, Wexford49 min
May 31, 5:21 AM EDTTornado WarningAPXAntrim, Kalkaska49 min
May 31, 5:26 AM EDTSevere Thunderstorm WarningAPXCrawford, Roscommon49 min
May 31, 5:26 AM EDTSevere Thunderstorm WarningAPXOtsego49 min
May 31, 5:46 AM EDTTornado WarningAPXCrawford49 min
May 31, 5:49 AM EDTSevere Thunderstorm WarningAPXMontmorency, Oscoda46 min
May 31, 5:49 AM EDTSevere Thunderstorm WarningAPXOgemaw46 min
May 31, 6:07 AM EDTSevere Thunderstorm WarningAPXArenac, Iosco63 min
May 31, 6:07 AM EDTSevere Thunderstorm WarningAPXAlcona, Alpena63 min

Nearby

Tornado Warnings in Michigan, 1998Every tornado warning in 1998Tornadoes 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.