Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 63, NWS Detroit, MI
NWS Detroit, MI issued this severe thunderstorm warning at Jul 24, 2021, 9:41 PM EDT for Lenawee County, Michigan. It was in force for 44 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 24, 2021, 9:41 PM EDT (01:41 UTC)
- Expired
- Jul 24, 2021, 10:25 PM EDT
- In force
- 44 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Lenawee County, MI
The radar
The Detroit radar (KDTX), 106 km from the middle of the area, began a volume at 01:41 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 24, 3:16 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.7 hours before the alert went out and 273 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1517 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 141 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
709 WUUS53 KDTX 250141 SVRDTX MIC091-250245- /O.NEW.KDTX.SV.W.0063.210725T0141Z-210725T0245Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Detroit/Pontiac MI 941 PM EDT Sat Jul 24 2021 The National Weather Service in Detroit/Pontiac has issued a * Severe Thunderstorm Warning for... Lenawee County in southeastern Michigan... * Until 1045 PM EDT. * At 940 PM EDT, a line of severe thunderstorms were located from Hudson to Britton moving southeast at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will remain over mainly rural areas of Lenawee County, including the following locations... Seneca, Lime Creek, Munson, Ogden Center, Canandaigua, Ridgeway, Palmyra, Sand Creek, Rome Center and Jasper. People attending Lenawee County Fairgrounds should seek safe shelter immediately! PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4196 8436 4202 8377 4172 8376 4171 8436 TIME...MOT...LOC 0140Z 308DEG 42KT 4181 8421 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ KDK
2 follow-up statements
231 WWUS53 KDTX 250156 SVSDTX Severe Weather Statement National Weather Service Detroit/Pontiac MI 956 PM EDT Sat Jul 24 2021 MIC091-250245- /O.CON.KDTX.SV.W.0063.000000T0000Z-210725T0245Z/ Lenawee MI- 956 PM EDT Sat Jul 24 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT FOR SOUTHERN LENAWEE COUNTY... At 956 PM EDT, severe thunderstorms were located along a line extending from near Deerfield to 7 miles east of Morenci to near Fayette, moving southeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near... Blissfield and Deerfield around 1000 PM EDT. Other locations impacted by these severe thunderstorms include Seneca, Lime Creek, Munson, Ogden Center, Canandaigua, Palmyra, Sand Creek, Jasper, Medina and Weston. People attending Lenawee County Fairgrounds should seek safe shelter immediately! PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4187 8435 4194 8377 4172 8376 4171 8436 TIME...MOT...LOC 0156Z 305DEG 37KT 4184 8379 4173 8406 4171 8438 TORNADO...POSSIBLE HAIL...<.75IN WIND...60MPH $$ TF
196
WWUS53 KDTX 250225
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
1025 PM EDT Sat Jul 24 2021
MIC091-250235-
/O.CAN.KDTX.SV.W.0063.000000T0000Z-210725T0245Z/
Lenawee MI-
1025 PM EDT Sat Jul 24 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN LENAWEE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been cancelled.
LAT...LON 4187 8435 4194 8377 4172 8376 4171 8436
TIME...MOT...LOC 0222Z 308DEG 42KT 4165 8346 4154 8373 4152 8405
$$
KDKThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 8:01 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 59 min |
| Jul 24, 8:07 PM EDT | Tornado Warning | DTX | Macomb, Saint Clair | 12 min |
| Jul 24, 8:14 PM EDT | Severe Thunderstorm Warning | DTX | Washtenaw, Wayne | 76 min |
| Jul 24, 8:23 PM EDT | Special Marine Warning | DTX | 67 min | |
| Jul 24, 8:26 PM EDT | Special Marine Warning | DTX | 64 min | |
| Jul 24, 8:45 PM EDT | Flash Flood Warning | DTX | Macomb, Oakland | 4 hr |
| Jul 24, 8:50 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Washtenaw | 55 min |
| Jul 24, 8:58 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 77 min |
| Jul 24, 8:59 PM EDT | Flash Flood Warning | DTX | Wayne | 4 hr |
| Jul 24, 9:06 PM EDT | Special Marine Warning | DTX | 69 min | |
| Jul 24, 9:27 PM EDT | Special Marine Warning | DTX | 20 min | |
| Jul 24, 9:30 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 16 min |
| Jul 25, 4:03 AM EDT | Dense Fog Advisory | DTX | Huron, Lapeer, Lenawee, Livingston, Macomb, Monroe and 6 more | 5 hr |
| Jul 25, 8:12 AM EDT | River Flood Warning | DTX | Wayne | 23 hr |
Nearby
Severe Thunderstorm Warnings in Michigan, 2021Every severe thunderstorm warning in 2021
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.