Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 19, NWS Detroit, MI
NWS Detroit, MI issued this severe thunderstorm warning at Jun 26, 2021, 6:41 PM EDT for Livingston County, Michigan. It was in force for 79 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 26, 2021, 6:41 PM EDT (22:41 UTC)
- Expired
- Jun 26, 2021, 8:00 PM EDT
- In force
- 79 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Livingston County, MI
The radar
The Detroit radar (KDTX), 33 km from the middle of the area, began a volume at 22:41 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 |
|---|---|---|---|
| Jun 26, 4:04 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 10.7 hours before the alert went out and 37 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
- 492 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 493 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.5
The text
As transmitted.
636 WUUS53 KDTX 262241 SVRDTX MIC093-270000- /O.NEW.KDTX.SV.W.0019.210626T2241Z-210627T0000Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Detroit/Pontiac MI 641 PM EDT Sat Jun 26 2021 The National Weather Service in Detroit/Pontiac has issued a * Severe Thunderstorm Warning for... Livingston County in southeastern Michigan... * Until 800 PM EDT. * At 640 PM EDT, severe thunderstorms were located along a line extending from near Perry to 7 miles south of Williamston to Leslie, moving east at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Severe thunderstorms will be near... Fowlerville around 700 PM EDT. Cohoctah around 705 PM EDT. Howell, Oak Grove and Gregory around 710 PM EDT. Pinckney around 720 PM EDT. Hartland around 725 PM EDT. Brighton around 740 PM EDT. Other locations impacted by these severe thunderstorms include Parkers Corners, Lakeland, Plainfield, Island Lake State Recreation Area, Chilson, Unadilla, Pinckney State Recreation Area, Conway Township, Hell and Tyrone Township. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Tornado Watch remains in effect for the warned area. Tornadoes can develop quickly from severe thunderstorms. Although a tornado is not immediately likely, if one is spotted, act quickly and move to a place of safety inside a sturdy structure such as a basement or small interior room. && LAT...LON 4278 8369 4243 8366 4242 8414 4277 8416 TIME...MOT...LOC 2240Z 256DEG 30KT 4277 8422 4259 8426 4246 8443 HAIL...<.75IN WIND...60MPH $$ Mann
2 follow-up statements
991 WWUS53 KDTX 262310 SVSDTX Severe Weather Statement National Weather Service Detroit/Pontiac MI 710 PM EDT Sat Jun 26 2021 MIC093-270000- /O.CON.KDTX.SV.W.0019.000000T0000Z-210627T0000Z/ Livingston MI- 710 PM EDT Sat Jun 26 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR LIVINGSTON COUNTY... At 710 PM EDT, severe thunderstorms were located along a line extending from near Cohoctah to near Oak Grove to near Stockbridge, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near... Howell, Cohoctah and Oak Grove around 715 PM EDT. Hartland around 730 PM EDT. Pinckney around 735 PM EDT. Hamburg around 750 PM EDT. Brighton around 755 PM EDT. Whitmore Lake around 800 PM EDT. South Lyon around 810 PM EDT. Other locations impacted by these severe thunderstorms include Parkers Corners, Lakeland, Plainfield, Island Lake State Recreation Area, Chilson, Unadilla, Pinckney State Recreation Area, Conway Township, Hell and Tyrone Township. PRECAUTIONARY/PREPAREDNESS ACTIONS... A tornado watch remains in effect for the warned area. Tornadoes can develop quickly from severe thunderstorms. Although a tornado is not immediately likely, if one is spotted act quickly and move to a place of safety inside a sturdy structure, such as a basement or small interior room. && LAT...LON 4278 8369 4243 8366 4242 8414 4277 8416 TIME...MOT...LOC 2310Z 259DEG 27KT 4279 8387 4266 8395 4248 8424 HAIL...<.75IN WIND...60MPH $$ Mann
408
WWUS53 KDTX 262331
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
731 PM EDT Sat Jun 26 2021
MIC093-270000-
/O.CON.KDTX.SV.W.0019.000000T0000Z-210627T0000Z/
Livingston MI-
731 PM EDT Sat Jun 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR LIVINGSTON COUNTY...
At 731 PM EDT, severe thunderstorms were located along a line
extending from near Linden to Howell to Stockbridge, moving east at
35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Howell and Oak Grove around 735 PM EDT.
Hartland around 745 PM EDT.
Pinckney around 755 PM EDT.
Hamburg around 805 PM EDT.
Brighton and Whitmore Lake around 810 PM EDT.
South Lyon around 820 PM EDT.
Other locations impacted by these severe thunderstorms include
Parkers Corners, Lakeland, Plainfield, Island Lake State Recreation
Area, Chilson, Unadilla, Pinckney State Recreation Area, Hell, Tyrone
Township and Deerfield Township.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted act quickly and move to a
place of safety inside a sturdy structure, such as a basement or
small interior room.
&&
LAT...LON 4278 8369 4243 8366 4242 8414 4261 8415
4277 8402
TIME...MOT...LOC 2331Z 249DEG 29KT 4275 8382 4262 8390 4244 8419
HAIL...<.75IN
WIND...60MPH
$$
MannThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 8:02 PM EDT | Special Weather Statement | DTX | Macomb | 28 min |
| Jun 25, 8:12 PM EDT | Special Weather Statement | DTX | Lapeer | 78 min |
| Jun 25, 8:32 PM EDT | Special Marine Warning | DTX | 73 min | |
| Jun 26, 12:15 AM EDT | Areal Flood Advisory | DTX | Washtenaw, Wayne | 3 hr |
| Jun 26, 12:58 AM EDT | Flash Flood Warning | DTX | Washtenaw, Wayne | 5 hr |
| Jun 26, 2:20 AM EDT | Areal Flood Advisory | DTX | Macomb, Oakland, Saint Clair | 3 hr |
| Jun 26, 2:51 AM EDT | River Flood Warning | DTX | Wayne | 36 hr |
| Jun 26, 2:52 AM EDT | River Flood Warning | DTX | Wayne | 36 hr |
| Jun 26, 3:15 AM EDT | River Flood Warning | DTX | Wayne | 32 hr |
| Jun 26, 4:00 AM EDT | Flood Watch | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 22 hr |
| Jun 26, 5:54 AM EDT | Areal Flood Warning | DTX | Washtenaw, Wayne | 10 hr |
| Jun 26, 8:57 AM EDT | River Flood Warning | DTX | Macomb | 17 hr |
| Jun 26, 9:45 AM EDT | Marine Dense Fog Advisory | DTX | 24 hr | |
| Jun 26, 2:53 PM EDT | Small Craft Advisory | DTX | 7 hr | |
| Jun 26, 3:05 PM EDT | Special Weather Statement | DTX | Sanilac | 40 min |
| Jun 26, 3:12 PM EDT | Special Marine Warning | DTX | 78 min | |
| Jun 26, 3:44 PM EDT | Special Weather Statement | DTX | Bay | 46 min |
| Jun 26, 4:16 PM EDT | Special Marine Warning | DTX | 59 min | |
| Jun 26, 4:45 PM EDT | Tornado Warning | DTX | Bay | 30 min |
| Jun 26, 5:07 PM EDT | Special Marine Warning | DTX | 47 min | |
| Jun 26, 5:32 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 58 min |
| Jun 26, 5:37 PM EDT | Special Marine Warning | DTX | 53 min | |
| Jun 26, 5:42 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 50 min |
| Jun 26, 6:05 PM EDT | Tornado Warning | DTX | Shiawassee | 55 min |
| Jun 26, 6:10 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 80 min |
| Jun 26, 6:17 PM EDT | Tornado Warning | DTX | Genesee | 43 min |
| Jun 26, 6:43 PM EDT | Tornado Warning | DTX | Genesee | 42 min |
| Jun 26, 6:49 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 43 min |
| Jun 26, 7:38 PM EDT | Tornado Warning | DTX | Livingston | 35 min |
| Jun 26, 7:55 PM EDT | Special Weather Statement | DTX | Lapeer, Oakland | 65 min |
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.