Alert archive / Michigan / Tornado Warnings in 2004
Tornado Warning 21, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at May 23, 2004, 6:37 PM EDT for Sanilac 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
- May 23, 2004, 6:37 PM EDT (22:37 UTC)
- Expired
- May 23, 2004, 7:45 PM EDT
- In force
- 68 min
- Issued by
- NWS Detroit, MI
- Area
- Counties, with a storm outline in the text
County Sanilac County, MI
The radar
The Detroit radar (KDTX), 92 km from the middle of the area, began a volume at 22:37 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, 10.6 hours before the alert went out and 88 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
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KDTX 232237 TORDTX MIC151-232345- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 637 PM EDT SUN MAY 23 2004 THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A * TORNADO WARNING FOR... SANILAC COUNTY IN SOUTHEAST MICHIGAN * UNTIL 745 PM EDT * AT 637 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR MARLETTE... OR ABOUT 15 MILES WEST OF SANDUSKY...MOVING EAST AT 25 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... SANDUSKY AROUND 710 PM EDT 8 MILES SOUTHWEST OF PORT SANILAC AROUND 730 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 4347 8311 4331 8310 4329 8253 4349 8256 $$ BT / WAG
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 4:56 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 94 min |
| May 23, 5:18 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 72 min |
| May 23, 5:25 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 80 min |
| May 23, 5:35 PM EDT | Tornado Warning | DTX | Livingston | 55 min |
| May 23, 5:37 PM EDT | Tornado Warning | DTX | Shiawassee | 53 min |
| May 23, 5:45 PM EDT | Tornado Warning | DTX | Genesee | 60 min |
| May 23, 6:00 PM EDT | Special Marine Warning | DTX | 60 min | |
| May 23, 6:03 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 57 min |
| May 23, 6:06 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 39 min |
| May 23, 6:12 PM EDT | Tornado Warning | DTX | Lapeer | 78 min |
| May 23, 6:20 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac | 85 min |
| May 23, 6:24 PM EDT | Special Marine Warning | DTX | 2 hr | |
| May 23, 6:30 PM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 60 min |
| May 23, 6:47 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 58 min |
| May 23, 6:55 PM EDT | Severe Thunderstorm Warning | DTX | Oakland, Wayne | 80 min |
| May 23, 6:58 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 62 min |
| May 23, 7:18 PM EDT | Special Marine Warning | DTX | 57 min | |
| May 23, 7:28 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 62 min |
| May 23, 7:29 PM EDT | Special Marine Warning | DTX | 61 min | |
| May 23, 7:31 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 74 min |
| May 23, 7:38 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 22 min |
| May 23, 7:55 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 80 min |
| May 23, 7:57 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 93 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.