Alert archive / Michigan / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 85, NWS Detroit, MI
NWS Detroit, MI issued this severe thunderstorm warning at Jul 3, 2026, 6:12 PM EDT for Genesee County, Oakland County, Michigan. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 3, 2026, 6:12 PM EDT (22:12 UTC)
- Expired
- Jul 3, 2026, 7:15 PM EDT
- In force
- 63 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 0.88 in
- Wind
- 70.0 mph
Counties Genesee County, MI, Oakland County, MI
The radar
The Detroit radar (KDTX), 17 km from the middle of the area, began a volume at 22:14 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 3, 2:35 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 10.2 hours before the alert went out and 16 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
- 118 J/kg
- Mixed-layer CIN
- -259 J/kg
- Mixed-layer LCL
- 1382 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 8:03 PM EDT | Heat Advisory | DTX | Bay, Huron, Midland, Saginaw, Sanilac, Tuscola | 23 hr |
| Jul 3, 1:21 AM EDT | Special Weather Statement | DTX | Livingston, Washtenaw | 54 min |
| Jul 3, 5:24 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Washtenaw | 58 min |
| Jul 3, 5:43 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Shiawassee | 46 min |
| Jul 3, 5:50 PM EDT | Special Marine Warning | DTX | 115 min | |
| Jul 3, 6:01 PM EDT | Severe Thunderstorm Warning | DTX | Monroe, Wayne | 74 min |
| Jul 3, 6:43 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 62 min |
| Jul 3, 6:45 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 48 min |
| Jul 3, 7:02 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 58 min |
| Jul 3, 7:05 PM EDT | Special Marine Warning | DTX | 64 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2026Every severe thunderstorm warning in 2026
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.