Alert archive / Michigan / Tornado Warnings in 2003
Tornado Warning 9, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at Jul 21, 2003, 4:28 PM EDT for Oakland County, Michigan. It was in force for 62 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
- Jul 21, 2003, 4:28 PM EDT (20:28 UTC)
- Expired
- Jul 21, 2003, 5:30 PM EDT
- In force
- 62 min
- Issued by
- NWS Detroit, MI
- Area
- Counties, with a storm outline in the text
County Oakland County, MI
The radar
The Detroit radar (KDTX), 6 km from the middle of the area, began a volume at 20:30 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 nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 8.5 hours before the alert went out and 4 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.
- Mixed-layer CAPE
- 140 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 1071 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KDTX 212028 TORDTX MIC125-212130- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 428 PM EDT MON JUL 21 2003 THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A * TORNADO WARNING FOR... OAKLAND COUNTY IN SOUTHEAST MICHIGAN * UNTIL 530 PM EDT * AT 425 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER HOLLY...OR 16 MILES SOUTH OF FLINT...MOVING SOUTHEAST AT 20 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... DAVISBURG AT 440 PM EDT ORTONVILLE...HIGHLAND AT 445 PM EDT WHITE LAKE AT 455 PM EDT CLARKSTON AT 500 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. THIS STORM IS ALSO CAPABLE OF PRODUCING WIND GUSTS OVER 65 MPH AND HAIL GREATER THAN ONE INCH IN DIAMETER. LAT...LON 4288 8368 4256 8366 4254 8309 4288 8314 $$ GURNEY OKEEFE
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 21, 12:50 AM EDT | Severe Thunderstorm Warning | DTX | Washtenaw | 55 min |
| Jul 21, 1:03 AM EDT | Special Marine Warning | DTX | 57 min | |
| Jul 21, 2:38 AM EDT | Tornado Warning | DTX | Monroe | 67 min |
| Jul 21, 2:48 AM EDT | Special Marine Warning | DTX | 57 min | |
| Jul 21, 3:12 AM EDT | Severe Thunderstorm Warning | DTX | Washtenaw | 78 min |
| Jul 21, 3:12 PM EDT | Severe Thunderstorm Warning | DTX | Genesee, Lapeer | 63 min |
| Jul 21, 3:34 PM EDT | Severe Thunderstorm Warning | DTX | Oakland | 56 min |
| Jul 21, 3:47 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 88 min |
| Jul 21, 3:52 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 68 min |
| Jul 21, 4:56 PM EDT | Special Marine Warning | DTX | 64 min | |
| Jul 21, 5:04 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Washtenaw | 56 min |
| Jul 21, 5:16 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 44 min |
| Jul 21, 5:44 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 61 min |
| Jul 21, 5:47 PM EDT | Special Marine Warning | DTX | 73 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.