Alert archive / Michigan / Tornado Warnings in 2002

Tornado Warning 8, NWS Marquette, MI

August 1, 2002Iron County, Michigan

NWS Marquette, MI issued this tornado warning at Aug 1, 2002, 12:28 PM CDT for Iron County, Michigan. It was in force for 32 min. 2 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
Aug 1, 2002, 12:28 PM CDT (17:28 UTC)
Expired
Aug 1, 2002, 1:00 PM CDT
In force
32 min
Issued by
NWS Marquette, MI
Area
Whole counties

County Iron County, MI

The radar

The Marquette radar (KMQT), 83 km from the middle of the area, began a volume at 17:29 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
Aug 1, 12:55 PM CDTThunderstorm Wind 70 EAmasa, MISeveral small trees were snapped off and 8 inch diameter branches were broken off.
Aug 1, 12:56 PM CDTThunderstorm Wind 65 EIron River, MIA 1 foot diameter tree was blown down.

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
Aug 1, 10:20 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 5.5 hours before the alert went out and 195 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 12:00Z on 2002-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2319 joules per kilogram.LCLLFCEL10008507005003002001001 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, Green Bay/Straub, WI at 12:00Z on 2002-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 square meters per square second.193958Sfc1 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
2319 J/kg
Mixed-layer CIN
-189 J/kg
Mixed-layer LCL
922 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
198 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.7

Open this sounding in Storm Lab

The text

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

480 
WFUS53 KMQT 011729
TORMQT
MIC071-011800-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MARQUETTE MI
1228 PM CDT THU AUG 1 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 100 PM CDT

* AT 1224 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 7 MILES NORTHEAST OF AMASA...OR ABOUT 13 MILES NORTH OF
  CRYSTAL FALLS...MOVING EAST AT 55 MILES AN HOUR.

* THE TORNADO IS EXPECTED TO BE NEAR...
  RURAL NORTHEASTERN IRON COUNTY

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

NNNN

RJT/LAROSA

WWW.CRH.NOAA.GOV/MQT/

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 3:10 AM CDTSpecial Marine WarningMQT50 min
Aug 1, 4:02 AM CDTSevere Thunderstorm WarningMQTGogebic73 min
Aug 1, 4:05 AM CDTSpecial Marine WarningMQT70 min
Aug 1, 4:21 AM CDTSevere Thunderstorm WarningMQTOntonagon69 min
Aug 1, 4:29 AM CDTSevere Thunderstorm WarningMQTHoughton46 min
Aug 1, 5:08 AM CDTSevere Thunderstorm WarningMQTBaraga67 min
Aug 1, 5:11 AM CDTSpecial Marine WarningMQT94 min
Aug 1, 5:11 AM CDTSpecial Marine WarningMQT94 min
Aug 1, 5:11 AM CDTSpecial Marine WarningMQT94 min
Aug 1, 5:15 AM CDTSevere Thunderstorm WarningMQTGogebic, Houghton45 min
Aug 1, 5:15 AM CDTSevere Thunderstorm WarningMQTIron60 min
Aug 1, 5:25 AM CDTSevere Thunderstorm WarningMQTDickinson, Marquette80 min
Aug 1, 5:35 AM CDTSpecial Marine WarningMQT55 min
Aug 1, 5:45 AM CDTSpecial Marine WarningMQT105 min
Aug 1, 6:05 AM CDTSevere Thunderstorm WarningMQTAlger, Delta70 min
Aug 1, 6:15 AM CDTSevere Thunderstorm WarningMQTIron45 min
Aug 1, 6:22 AM CDTSpecial Marine WarningMQT83 min
Aug 1, 6:41 AM CDTSevere Thunderstorm WarningMQTSchoolcraft79 min
Aug 1, 6:44 AM CDTSevere Thunderstorm WarningMQTDickinson, Marquette, Menominee61 min
Aug 1, 6:45 AM CDTSevere Thunderstorm WarningMQTDickinson, Marquette, Menominee60 min
Aug 1, 6:48 AM CDTSevere Thunderstorm WarningMQTLuce72 min
Aug 1, 7:01 AM CDTSpecial Marine WarningMQT89 min
Aug 1, 7:01 AM CDTSpecial Marine WarningMQT89 min
Aug 1, 7:01 AM CDTSpecial Marine WarningMQT89 min
Aug 1, 7:16 AM CDTSevere Thunderstorm WarningMQTDelta59 min
Aug 1, 7:26 AM CDTSpecial Marine WarningMQT19 min
Aug 1, 8:00 AM CDTFlash Flood WarningMQTDelta2 hr
Aug 1, 8:14 AM CDTSevere Thunderstorm WarningMQTAlger, Marquette61 min
Aug 1, 8:17 AM CDTSevere Thunderstorm WarningMQTMarquette58 min
Aug 1, 8:33 AM CDTSpecial Marine WarningMQT72 min
Aug 1, 8:33 AM CDTSpecial Marine WarningMQT72 min
Aug 1, 8:33 AM CDTSpecial Marine WarningMQT72 min
Aug 1, 10:47 AM CDTSpecial Marine WarningMQT88 min
Aug 1, 10:47 AM CDTSpecial Marine WarningMQT88 min
Aug 1, 10:47 AM CDTSpecial Marine WarningMQT88 min
Aug 1, 11:03 AM CDTSevere Thunderstorm WarningMQTGogebic42 min
Aug 1, 11:09 AM CDTSevere Thunderstorm WarningMQTIron51 min
Aug 1, 11:26 AM CDTSevere Thunderstorm WarningMQTBaraga64 min
Aug 1, 11:37 AM CDTTornado WarningMQTBaraga, Iron53 min
Aug 1, 11:41 AM CDTTornado WarningMQTGogebic49 min
Aug 1, 11:59 AM CDTTornado WarningMQTMarquette61 min
Aug 1, 12:47 PM CDTSevere Thunderstorm WarningMQTGogebic, Iron58 min
Aug 1, 12:58 PM CDTSevere Thunderstorm WarningMQTMarquette47 min
Aug 1, 1:25 PM CDTSpecial Marine WarningMQT2 hr
Aug 1, 1:25 PM CDTSpecial Marine WarningMQT2 hr
Aug 1, 1:25 PM CDTSpecial Marine WarningMQT2 hr
Aug 1, 2:11 PM CDTSevere Thunderstorm WarningMQTAlger, Delta, Marquette64 min
Aug 1, 2:32 PM CDTSevere Thunderstorm WarningMQTAlger, Schoolcraft58 min
Aug 1, 2:52 PM CDTSpecial Marine WarningMQT83 min
Aug 1, 2:52 PM CDTSpecial Marine WarningMQT83 min
Aug 1, 3:01 PM CDTSpecial Marine WarningMQT89 min
Aug 1, 3:01 PM CDTSpecial Marine WarningMQT89 min
Aug 1, 3:01 PM CDTSpecial Marine WarningMQT89 min
Aug 1, 3:05 PM CDTSevere Thunderstorm WarningMQTLuce55 min
Aug 1, 3:27 PM CDTSevere Thunderstorm WarningMQTSchoolcraft33 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.