Alert archive / Michigan / Tornado Warnings in 2000

Tornado Warning 2, NWS Gaylord, MI

May 12, 2000Iosco County, Michigan

NWS Gaylord, MI issued this tornado warning at May 12, 2000, 4:40 PM EDT for Iosco County, Michigan. It was in force for 35 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 12, 2000, 4:40 PM EDT (20:40 UTC)
Expired
May 12, 2000, 5:15 PM EDT
In force
35 min
Issued by
NWS Gaylord, MI
Area
Whole counties

County Iosco County, MI

The radar

The NCL Michigan radar (KAPX), 117 km from the middle of the area, began a volume at 20:40 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.

What was reported inside it

TimeReportWhereRemark
May 12, 4:45 PM EDTHail 1.75Whittemore, MI
May 12, 4:50 PM EDTHail 1Whittemore, MI
May 12, 5:03 PM EDTHail 0.88Whittemore, MI
May 12, 5:08 PM EDTHail 0.88East Tawas, 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 12, 1:00 PM EDTTornado WatchSPC5 hr

The nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 8.7 hours before the alert went out and 123 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 12:00Z on 2000-05-12Temperature 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 12:00Z on 2000-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 square meters per square second.19395878Sfc1 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
1301 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
105 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 
WFUS53 KAPX 122041
TORAPN
MIC069-122115-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
440 PM EDT FRI MAY 12 2000

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* TORNADO WARNING FOR...
  IOSCO COUNTY IN NORTHERN LOWER MICHIGAN

* UNTIL 515 PM EDT

* AT 435 PM EDT...A TRAINED WEATHER SPOTTER REPORTED A TORNADO 6
  MILES WEST OF ALGERS...MOVING EAST AT 35 MPH.

* THE STORM PRODUCING THE TORNADO WILL REACH...
  WHITTEMORE AROUND 450 PM EDT
  NATIONAL CITY AROUND 455 PM EDT
  TAWAS CITY AND EAST TAWAS CITY AROUND 510 PM EDT

THIS REPLACES THE SEVERE THUNDERSTORM WARNING PREVIOUSLY ISSUED FOR
THE WARNED AREA.

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.

CAMPBELL/SMITH

The office that day

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

IssuedProductOfficeCountiesLasted
May 12, 1:44 PM EDTSevere Thunderstorm WarningAPXManistee61 min
May 12, 2:25 PM EDTSevere Thunderstorm WarningAPXWexford50 min
May 12, 2:57 PM EDTSevere Thunderstorm WarningAPXMissaukee48 min
May 12, 3:27 PM EDTSevere Thunderstorm WarningAPXRoscommon48 min
May 12, 4:16 PM EDTSevere Thunderstorm WarningAPXOgemaw44 min
May 12, 4:23 PM EDTTornado WarningAPXArenac, Gladwin37 min
May 12, 4:33 PM EDTSevere Thunderstorm WarningAPXIosco42 min
May 12, 4:46 PM EDTFlash Flood WarningAPXManistee, Wexford5 hr
May 12, 5:10 PM EDTSevere Thunderstorm WarningAPXMissaukee, Roscommon50 min
May 12, 6:11 PM EDTSevere Thunderstorm WarningAPXAntrim49 min
May 12, 6:11 PM EDTSevere Thunderstorm WarningAPXLeelanau49 min
May 12, 6:29 PM EDTSevere Thunderstorm WarningAPXCharlevoix, Emmet46 min
May 12, 7:06 PM EDTSevere Thunderstorm WarningAPXAlcona24 min

Nearby

Tornado Warnings in Michigan, 2000Every tornado warning in 2000Tornadoes in 2000

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; radar from the NEXRAD Level II archive.