Alert archive / Michigan / Tornado Warnings in 2002

Tornado Warning 1, NWS Marquette, MI

May 30, 2002Dickinson County, Iron County, Michigan

NWS Marquette, MI issued this tornado warning at May 30, 2002, 7:21 PM CDT for Dickinson County, Iron County, Michigan. It was in force for 39 min. 7 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 30, 2002, 7:21 PM CDT (00:21 UTC)
Expired
May 30, 2002, 8:00 PM CDT
In force
39 min
Issued by
NWS Marquette, MI
Area
Whole counties

Counties Dickinson County, MI, Iron County, MI

The radar

The Marquette radar (KMQT), 69 km from the middle of the area, began a volume at 00:20 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.

What was reported inside it

TimeReportWhereRemark
May 30, 7:22 PM CDTHail 0.75Channing, MIThree quarter inch diameter hail was reported.
May 30, 7:25 PM CDTHail 1.75Sagola, MIOne and three quarter inch diameter hail was reported.
May 30, 7:25 PM CDTHail 1.5Channing, MIOne and a half inch diameter hail was reported.
May 30, 7:25 PM CDTHail 1.75Crystal Falls, MIOne and three quarter inch diameter hail was reported.
May 30, 7:30 PM CDTHail 2Randville, MITwo inch diameter hail was reported.
May 30, 7:53 PM CDTHail 1.75Hardwood, MIOne and three quarter inch diameter hail was reported.
May 30, 8:00 PM CDTHail 0.75Foster City, MIThree quarter inch diameter hail was reported.

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 30, 2:00 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 0.4 hours before the alert went out and 181 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, Green Bay/Straub, WI at 00:00Z on 2002-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 938 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 00:00Z on 2002-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 248 square meters per square second.1939587897117Sfc1 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
938 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
1226 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
248 m²/s²
0-3 km storm-relative helicity
369 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.9

Open this sounding in Storm Lab

The text

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

008 
WFUS53 KMQT 310021
TORMQT
MIC043-071-310100-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MARQUETTE MI
720 PM CDT THU MAY 30 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN IRON COUNTY IN SOUTH CENTRAL UPPER MICHIGAN
  DICKINSON COUNTY IN SOUTH CENTRAL UPPER MICHIGAN

* UNTIL 800 PM CDT

* AT 715 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR CHANNING...OR ABOUT 9 MILES EAST OF CRYSTAL FALLS...
  MOVING SOUTHEAST AT 40 MILES AN HOUR.

* THE TORNADO IS EXPECTED TO BE NEAR...
  SAGOLA AT 725 PM CDT
  FELCH AT 740 PM CDT
  RALPH AT 745 PM CDT
  FOSTER CITY...HARDWOOD AT 750 PM CDT

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

NNNN

RJT/LAROSA

WWW.CRH.NOAA.GOV/MQT/

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 7:04 PM CDTSevere Thunderstorm WarningMQTDickinson, Iron41 min
May 30, 7:47 PM CDTSpecial Marine WarningMQT118 min
May 30, 7:51 PM CDTSevere Thunderstorm WarningMQTBaraga39 min
May 30, 7:58 PM CDTTornado WarningMQTDickinson, Menominee47 min
May 30, 8:33 PM CDTSevere Thunderstorm WarningMQTBaraga, Marquette57 min
May 30, 8:36 PM CDTSevere Thunderstorm WarningMQTDelta39 min
May 30, 9:09 PM CDTTornado WarningMQTDelta51 min
May 30, 9:20 PM CDTSpecial Marine WarningMQT55 min
May 30, 9:20 PM CDTSpecial Marine WarningMQT55 min
May 30, 9:20 PM CDTSpecial Marine WarningMQT55 min
May 30, 10:49 PM CDTSevere Thunderstorm WarningMQTDelta56 min
May 30, 10:54 PM CDTSpecial Marine WarningMQT66 min
May 30, 10:54 PM CDTSpecial Marine WarningMQT66 min
May 30, 10:54 PM CDTSpecial Marine WarningMQT66 min

Nearby

Tornado Warnings in Michigan, 2002Every tornado warning in 2002Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.