Alert archive / Michigan / Tornado Warnings in 1998

Tornado Warning 3, NWS Gaylord, MI

May 19, 1998Alcona County, Alpena County, Michigan

NWS Gaylord, MI issued this tornado warning at May 19, 1998, 5:12 PM EDT for Alcona County, Alpena County, Michigan. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 19, 1998, 5:12 PM EDT (21:12 UTC)
Expired: May 19, 1998, 6:15 PM EDT
In force: 63 min
Issued by: NWS Gaylord, MI
Area: Whole counties

Counties Alcona County, MI, Alpena County, MI

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 9.2 hours before the alert went out and 241 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2084 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 70 m²/s²
0-3 km storm-relative helicity: 76 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 KAPN 192112 RRA
TORAPN
MIC001-007-192215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
512 PM EDT TUE MAY 19 1998

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* TORNADO WARNING FOR...
  ALPENA COUNTY IN NORTHEASTERN LOWER MICHIGAN
  ALCONA COUNTY IN NORTHEASTERN LOWER MICHIGAN

* UNTIL 615 PM EDT

* AT 511 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A TORNADO 23 MILES NORTHWEST OF BARTON CITY OR 8 MILES SOUTHWEST
  OF FLETCHER POND MOVING SOUTHEAST AT 25 MPH.

* THE TORNADO THREAT IS EXPECTED TO BE GREATEST NEAR WEST OF HUBBARD
  LAKE AND NORTH OF CURRAN THROUGH 535 PM EDT

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

TES/SWR

The office that day

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

Issued	Product	Office	Counties	Lasted
May 19, 1:01 PM EDT	Severe Thunderstorm Warning	APX	Otsego	49 min
May 19, 1:26 PM EDT	Severe Thunderstorm Warning	APX	Montmorency	34 min
May 19, 1:56 PM EDT	Severe Thunderstorm Warning	APX	Presque Isle	34 min
May 19, 2:01 PM EDT	Severe Thunderstorm Warning	APX	Alpena	49 min
May 19, 2:08 PM EDT	Severe Thunderstorm Warning	APX	Oscoda	47 min
May 19, 2:15 PM EDT	Severe Thunderstorm Warning	APX	Alcona	65 min
May 19, 2:33 PM EDT	Severe Thunderstorm Warning	APX	Iosco	47 min
May 19, 3:25 PM EDT	Severe Thunderstorm Warning	APX	Iosco	30 min
May 19, 4:07 PM EDT	Severe Thunderstorm Warning	APX	Arenac	33 min
May 19, 4:13 PM EDT	Severe Thunderstorm Warning	APX	Arenac	32 min
May 19, 4:18 PM EDT	Severe Thunderstorm Warning	APX	Iosco	32 min
May 19, 4:28 PM EDT	Severe Thunderstorm Warning	APX	Montmorency	67 min
May 19, 4:45 PM EDT	Tornado Warning	APX	Iosco, Ogemaw	65 min
May 19, 4:48 PM EDT	Tornado Warning	APX	Montmorency	62 min
May 19, 5:05 PM EDT	Severe Thunderstorm Warning	APX	Arenac	35 min
May 19, 5:14 PM EDT	Tornado Warning	APX	Arenac	36 min

Nearby

Tornado Warnings in Michigan, 1998 Every tornado warning in 1998 Tornadoes 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; the sounding from the Mesonet's radiosonde archive.