Alert archive / Michigan / Tornado Warnings in 2003

Tornado Warning 7, NWS Detroit, MI

June 8, 2003Lapeer County, Michigan

NWS Detroit, MI issued this tornado warning at Jun 8, 2003, 5:52 PM EDT for Lapeer County, Michigan. It was in force for 68 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
Jun 8, 2003, 5:52 PM EDT (21:52 UTC)
Expired
Jun 8, 2003, 7:00 PM EDT
In force
68 min
Issued by
NWS Detroit, MI
Area
Counties, with a storm outline in the text

County Lapeer County, MI

The radar

The Detroit radar (KDTX), 49 km from the middle of the area, began a volume at 21:54 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 watch it was issued in

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

IssuedProductOfficeLasted
Jun 8, 1:20 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 9.9 hours before the alert went out and 46 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 2003-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 197 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 2003-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 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
197 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
1139 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

523 
WFUS53 KDTX 082152
TORDTX
MIC087-082300-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
552 PM EDT SUN JUN 8 2003

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A

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

* UNTIL 700 PM EDT

* AT 549 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES WEST OF
  HADLEY...OR 8 MILES SOUTHEAST OF FLINT...MOVING NORTHEAST AT 30
  MPH. 

* THE TORNADO IS EXPECTED TO BE NEAR...
  HADLEY AT 610 PM EDT
  LAPEER AT 625 PM EDT
  COLUMBIAVILLE AT 630 PM EDT
  ATTICA AT 640 PM EDT
  IMLAY CITY AT 650 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.

LAT...LON 4321 8345 4290 8344 4299 8306 4332 8313

$$

BT DRC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 3:58 PM EDTSevere Thunderstorm WarningDTXMidland, Saginaw62 min
Jun 8, 4:14 PM EDTTornado WarningDTXLivingston61 min
Jun 8, 4:28 PM EDTSevere Thunderstorm WarningDTXBay77 min
Jun 8, 4:31 PM EDTSpecial Marine WarningDTX119 min
Jun 8, 4:33 PM EDTSevere Thunderstorm WarningDTXShiawassee57 min
Jun 8, 4:53 PM EDTTornado WarningDTXGenesee67 min
Jun 8, 5:00 PM EDTSevere Thunderstorm WarningDTXSaginaw45 min
Jun 8, 5:29 PM EDTSevere Thunderstorm WarningDTXSaginaw16 min
Jun 8, 7:18 PM EDTSevere Thunderstorm WarningDTXLivingston, Shiawassee72 min
Jun 8, 7:42 PM EDTSevere Thunderstorm WarningDTXGenesee48 min

Nearby

Tornado Warnings in Michigan, 2003Every tornado warning in 2003Tornadoes in 2003

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.