Alert archive / Michigan / Tornado Warnings in 2004

Tornado Warning 19, NWS Detroit, MI

May 23, 2004Genesee County, Michigan

NWS Detroit, MI issued this tornado warning at May 23, 2004, 5:45 PM EDT for Genesee County, Michigan. It was in force for 60 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 23, 2004, 5:45 PM EDT (21:45 UTC)
Expired
May 23, 2004, 6:45 PM EDT
In force
60 min
Issued by
NWS Detroit, MI
Area
Counties, with a storm outline in the text

County Genesee County, MI

The radar

The Detroit radar (KDTX), 54 km from the middle of the area, began a volume at 21:49 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 23, 6:00 PM EDTTORNADOMontrose, MISPOTTERS WATCHED FUNNEL LOWERING TO TORNADO TOUCHDOWN AT DUFFIELD AND MT. MORRIS
May 23, 6:00 PM EDTTORNADOMontrose, MISPOTTERS WATCHED FUNNEL LOWERING TO TORNADO TOUCHDOWN AT DUFFIELD AND MT. MORRIS
May 23, 6:10 PM EDTTORNADO5 E Mount Morris, MISPOTTERS REPORTED TORNADO TOUCHDOWN AT WESTVIEW TRAILER PARK. REPORTS OF MOBILE HOMES DAMAGED.
May 23, 6:10 PM EDTTORNADO5 E Mount Morris, MISPOTTERS REPORTED TORNADO TOUCHDOWN AT WESTVIEW TRAILER PARK. REPORTS OF MOBILE HOMES DAMAGED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 23, 4:50 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 9.8 hours before the alert went out and 53 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, Detroit, MI at 12:00Z on 2004-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 123 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, Detroit, MI at 12:00Z on 2004-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 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
123 J/kg
Mixed-layer CIN
-175 J/kg
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
159 m²/s²
0-3 km storm-relative helicity
224 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KDTX 232145
TORDTX
MIC049-232245-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
545 PM EDT SUN MAY 23 2004

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A

* TORNADO WARNING FOR...
  GENESEE COUNTY IN SOUTHEAST MICHIGAN

* UNTIL 645 PM EDT

* AT 544 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR FLUSHING...
  OR ABOUT 12 MILES WEST OF FLINT...MOVING EAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  CLIO AND 6 MILES NORTH OF FLINT AROUND 605 PM EDT

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IN A HOME OR
BUSINESS IS AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE. AVOID
WINDOWS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT SUNDAY EVENING
FOR SOUTHEAST MICHIGAN.

LAT...LON 4322 8393 4299 8391 4304 8347 4323 8347

$$

BT / WAG

The office that day

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

IssuedProductOfficeCountiesLasted
May 23, 4:56 PM EDTSevere Thunderstorm WarningDTXShiawassee94 min
May 23, 5:18 PM EDTSevere Thunderstorm WarningDTXLenawee72 min
May 23, 5:25 PM EDTSevere Thunderstorm WarningDTXGenesee80 min
May 23, 5:35 PM EDTTornado WarningDTXLivingston55 min
May 23, 5:37 PM EDTTornado WarningDTXShiawassee53 min
May 23, 6:00 PM EDTSpecial Marine WarningDTX60 min
May 23, 6:03 PM EDTSevere Thunderstorm WarningDTXWayne57 min
May 23, 6:06 PM EDTSevere Thunderstorm WarningDTXMonroe39 min
May 23, 6:12 PM EDTTornado WarningDTXLapeer78 min
May 23, 6:20 PM EDTSevere Thunderstorm WarningDTXSanilac85 min
May 23, 6:24 PM EDTSpecial Marine WarningDTX2 hr
May 23, 6:30 PM EDTSevere Thunderstorm WarningDTXTuscola60 min
May 23, 6:37 PM EDTTornado WarningDTXSanilac68 min
May 23, 6:47 PM EDTSevere Thunderstorm WarningDTXMacomb58 min
May 23, 6:55 PM EDTSevere Thunderstorm WarningDTXOakland, Wayne80 min
May 23, 6:58 PM EDTSevere Thunderstorm WarningDTXSaint Clair62 min
May 23, 7:18 PM EDTSpecial Marine WarningDTX57 min
May 23, 7:28 PM EDTSevere Thunderstorm WarningDTXShiawassee62 min
May 23, 7:29 PM EDTSpecial Marine WarningDTX61 min
May 23, 7:31 PM EDTSevere Thunderstorm WarningDTXGenesee74 min
May 23, 7:38 PM EDTSevere Thunderstorm WarningDTXMacomb22 min
May 23, 7:55 PM EDTSevere Thunderstorm WarningDTXLapeer80 min
May 23, 7:57 PM EDTSevere Thunderstorm WarningDTXSaint Clair93 min

Nearby

Tornado Warnings in Michigan, 2004Every tornado warning in 2004Tornadoes in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.