Alert archive / Michigan / Tornado Warnings in 2002

Tornado Warning 7, NWS Gaylord, MI

September 19, 2002Emmet County, Michigan

NWS Gaylord, MI issued this tornado warning at Sep 19, 2002, 6:18 PM EDT for Emmet County, Michigan. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Sep 19, 2002, 6:18 PM EDT (22:18 UTC)
Expired: Sep 19, 2002, 6:45 PM EDT
In force: 27 min
Issued by: NWS Gaylord, MI
Area: Counties, with a storm outline in the text

County Emmet County, MI

The radar

The NCL Michigan radar (KAPX), 50 km from the middle of the area, began a volume at 22:20 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 10.3 hours before the alert went out and 191 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: 1028 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 706 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 55 m²/s²
0-3 km storm-relative helicity: 81 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.

905 
WFUS53 KAPX 192218
TORAPN
MIC047-192245-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
618 PM EDT THU SEP 19 2002

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* TORNADO WARNING FOR...

  EMMET COUNTY IN NORTHWEST LOWER MICHIGAN
* UNTIL 645 PM EDT

* AT 618 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 5 MILES SOUTH OF
  ODEN...OR ABOUT 8 MILES EAST OF PETOSKEY...MOVING NORTHEAST AT 20
  MPH.

* THE TORNADIC STORM WILL REACH...
  ALANSON AROUND 625 PM EDT
  BRUTUS AROUND 635 PM EDT

IF YOU ARE IN THE PATH OF THIS TORNADO...TAKE COVER IN A BASEMENT OR
AN INTERIOR ROOM ON THE LOWEST FLOOR. VEHICLES AND MOBILE HOMES
SHOULD BE ABANDONED FOR STURDIER SHELTER.

LAT...LON 4529 8474 4529 8485 4536 8495 4553 8474

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 19, 4:24 PM EDT	Special Marine Warning	APX		96 min
Sep 19, 5:14 PM EDT	Severe Thunderstorm Warning	APX	Arenac, Gladwin	46 min
Sep 19, 5:25 PM EDT	Special Marine Warning	APX		95 min
Sep 19, 5:25 PM EDT	Special Marine Warning	APX		95 min
Sep 19, 5:40 PM EDT	Severe Thunderstorm Warning	APX	Iosco	50 min
Sep 19, 5:58 PM EDT	Special Marine Warning	APX		92 min
Sep 19, 5:58 PM EDT	Special Marine Warning	APX		92 min
Sep 19, 6:09 PM EDT	Severe Thunderstorm Warning	APX	Charlevoix	51 min
Sep 19, 6:18 PM EDT	Tornado Warning	APX	Emmet	27 min
Sep 19, 6:21 PM EDT	Severe Thunderstorm Warning	APX	Alcona	39 min
Sep 19, 6:54 PM EDT	Special Marine Warning	APX		66 min
Sep 19, 7:06 PM EDT	Special Marine Warning	APX		54 min
Sep 19, 7:58 PM EDT	Special Marine Warning	APX		62 min

Nearby

Tornado Warnings in Michigan, 2002 Every tornado warning in 2002 Tornadoes in 2002

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; radar from the NEXRAD Level II archive.