Alert archive / Michigan / Tornado Warnings in 2021
Tornado Warning 14, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at Sep 7, 2021, 3:07 PM EDT for Bay County, Midland County, Michigan. It was in force for 31 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Sep 7, 2021, 3:07 PM EDT (19:07 UTC)
- Expired
- Sep 7, 2021, 3:38 PM EDT
- In force
- 31 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.5 in
Counties Bay County, MI, Midland County, MI
The radar
The Detroit radar (KDTX), 118 km from the middle of the area, began a volume at 19:08 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 7, 3:15 PM EDT | TSTM WND DMG | 2 Sse Bombay, MI | DISPATCH REPORTS NUMEROUS TREES AND POWER LINES DOWN IN LARKIN TOWNSHIP. |
| Sep 7, 3:18 PM EDT | HAIL 1 | 4 N Midland, MI | SEVERAL REPORTS OF QUARTER SIZED HAIL FROM AMATEUR RADIO. |
| Sep 7, 3:31 PM EDT | TSTM WND DMG | 2 Nnw Midland, MI | SEVERAL LARGE TREE BRANCHES DOWN, SOME ACROSS ROAD. RELAYED VIA SOCIAL MEDIA PHOTOS. |
| Sep 7, 3:31 PM EDT | HAIL 1 | Midland, MI | RELAYED VIA SOCIAL MEDIA IMAGES. |
| Sep 7, 3:32 PM EDT | TSTM WND DMG | Linwood, MI | MEDIA RELAYED PHOTOS A FEW LARGE TREES DOWN IN THE LINWOOD AREA. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 7, 12:21 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 7.1 hours before the alert went out and 117 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
- 1621 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 150 m²/s²
- 0-3 km storm-relative helicity
- 201 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
100
WFUS53 KDTX 071907
TORDTX
MIC017-111-072000-
/O.NEW.KDTX.TO.W.0014.210907T1907Z-210907T2000Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Detroit/Pontiac MI
307 PM EDT Tue Sep 7 2021
The National Weather Service in Detroit/Pontiac has issued a
* Tornado Warning for...
Southwestern Bay County in southeastern Michigan...
Southeastern Midland County in southeastern Michigan...
* Until 400 PM EDT.
* At 307 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Sanford, moving east at 55 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Auburn around 320 PM EDT.
Bay City, Kawkawlin and Linwood around 330 PM EDT.
Other locations impacted by this tornadic thunderstorm include
Averill, Gordonville, Crump, Poseyville, Willard, Bay City State
Recreation Area and Bombay.
This includes the following highways...
I-75 between mile markers 163 and 178.
US-10 between mile markers 113 and 139.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4384 8392 4379 8390 4374 8391 4369 8388
4368 8385 4362 8382 4357 8410 4357 8417
4355 8417 4351 8440 4368 8448
TIME...MOT...LOC 1907Z 252DEG 47KT 4363 8433
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
$$
SF4 follow-up statements
365
WWUS53 KDTX 071913
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
313 PM EDT Tue Sep 7 2021
MIC017-111-072000-
/O.CON.KDTX.TO.W.0014.000000T0000Z-210907T2000Z/
Bay MI-Midland MI-
313 PM EDT Tue Sep 7 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM EDT FOR
SOUTHWESTERN BAY AND EAST CENTRAL MIDLAND COUNTIES...
At 313 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Midland, moving northeast at 35 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Auburn around 325 PM EDT.
Kawkawlin and Linwood around 335 PM EDT.
Other locations impacted by this tornadic thunderstorm include
Averill, Crump, Willard and Bay City State Recreation Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4368 8436 4383 8392 4378 8390 4373 8391
4368 8388 4367 8385 4362 8382 4360 8389
4358 8419 4358 8430
TIME...MOT...LOC 1913Z 246DEG 32KT 4365 8423
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
$$
IRL442
WWUS53 KDTX 071919
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
319 PM EDT Tue Sep 7 2021
MIC017-111-072000-
/O.CON.KDTX.TO.W.0014.000000T0000Z-210907T2000Z/
Bay MI-Midland MI-
319 PM EDT Tue Sep 7 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM EDT FOR WEST
CENTRAL BAY AND EAST CENTRAL MIDLAND COUNTIES...
At 319 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Auburn, moving east at 55 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Kawkawlin and Linwood around 330 PM EDT.
Other locations impacted by this tornadic thunderstorm include Crump,
Willard and Bay City State Recreation Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4370 8427 4383 8392 4378 8390 4373 8391
4366 8387 4364 8399 4362 8415 4364 8422
TIME...MOT...LOC 1919Z 252DEG 47KT 4367 8412
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
$$
IRL696
WWUS53 KDTX 071929
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
329 PM EDT Tue Sep 7 2021
MIC111-071939-
/O.CAN.KDTX.TO.W.0014.000000T0000Z-210907T2000Z/
Midland MI-
329 PM EDT Tue Sep 7 2021
...THE TORNADO WARNING FOR EAST CENTRAL MIDLAND COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 700 PM EDT for
southeastern Michigan.
LAT...LON 4374 8412 4380 8392 4378 8390 4373 8391
4366 8387 4364 8399 4364 8406
TIME...MOT...LOC 1929Z 252DEG 47KT 4371 8395
$$
MIC017-072000-
/O.CON.KDTX.TO.W.0014.000000T0000Z-210907T2000Z/
Bay MI-
329 PM EDT Tue Sep 7 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM EDT FOR WEST
CENTRAL BAY COUNTY...
At 329 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Linwood, or 8 miles north of Bay City, moving east
at 55 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
west central Bay County, including the following locations... Bay
City State Recreation Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4374 8412 4380 8392 4378 8390 4373 8391
4366 8387 4364 8399 4364 8406
TIME...MOT...LOC 1929Z 252DEG 47KT 4371 8395
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
$$
IRL456
WWUS53 KDTX 071938
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
338 PM EDT Tue Sep 7 2021
MIC017-071947-
/O.CAN.KDTX.TO.W.0014.000000T0000Z-210907T2000Z/
Bay MI-
338 PM EDT Tue Sep 7 2021
...THE TORNADO WARNING FOR WEST CENTRAL BAY COUNTY IS CANCELLED...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.
A Severe Thunderstorm Watch remains in effect until 700 PM EDT for
southeastern Michigan.
Remember, a Severe Thunderstorm Warning still remains in effect for
Bay and eastern Midland counties.
LAT...LON 4374 8412 4380 8392 4378 8390 4373 8391
4366 8387 4364 8399 4364 8406
TIME...MOT...LOC 1936Z 252DEG 47KT 4375 8380
$$
IRLThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 2:51 PM EDT | Special Marine Warning | DTX | 114 min | |
| Sep 7, 2:54 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland | 66 min |
| Sep 7, 3:24 PM EDT | Severe Thunderstorm Warning | DTX | Huron | 66 min |
| Sep 7, 3:30 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland, Saginaw | 75 min |
| Sep 7, 3:31 PM EDT | Special Marine Warning | DTX | 77 min | |
| Sep 7, 3:53 PM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 82 min |
| Sep 7, 4:03 PM EDT | Special Marine Warning | DTX | 92 min | |
| Sep 7, 4:19 PM EDT | Special Weather Statement | DTX | Sanilac | 56 min |
| Sep 7, 4:38 PM EDT | Special Weather Statement | DTX | Genesee, Lapeer, Shiawassee | 82 min |
| Sep 7, 4:45 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 31 min |
| Sep 7, 5:14 PM EDT | Special Weather Statement | DTX | Tuscola | 61 min |
| Sep 7, 5:24 PM EDT | Special Weather Statement | DTX | Saginaw | 66 min |
| Sep 7, 5:49 PM EDT | Areal Flood Advisory | DTX | Saginaw | 3 hr |
| Sep 7, 5:55 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Shiawassee | 80 min |
| Sep 7, 6:12 PM EDT | Special Weather Statement | DTX | Sanilac | 78 min |
| Sep 7, 6:18 PM EDT | Special Marine Warning | DTX | 97 min | |
| Sep 7, 6:22 PM EDT | Special Weather Statement | DTX | Tuscola | 53 min |
| Sep 7, 6:23 PM EDT | Special Weather Statement | DTX | Washtenaw | 52 min |
| Sep 7, 6:29 PM EDT | Special Weather Statement | DTX | Arenac | 46 min |
| Sep 7, 6:45 PM EDT | Special Weather Statement | DTX | Oakland | 30 min |
| Sep 7, 6:46 PM EDT | Areal Flood Advisory | DTX | Tuscola | 3 hr |
| Sep 7, 6:54 PM EDT | Special Marine Warning | DTX | 88 min | |
| Sep 7, 7:00 PM EDT | Special Weather Statement | DTX | Bay | 30 min |
| Sep 7, 7:14 PM EDT | Special Marine Warning | DTX | 61 min | |
| Sep 7, 7:21 PM EDT | Special Weather Statement | DTX | Lapeer, Macomb, Saint Clair | 24 min |
| Sep 7, 7:25 PM EDT | Special Weather Statement | DTX | Huron | 35 min |
| Sep 7, 7:33 PM EDT | Special Weather Statement | DTX | Genesee, Shiawassee | 57 min |
| Sep 7, 7:36 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 17 min |
| Sep 7, 7:55 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 33 min |
Nearby
Tornado Warnings in Michigan, 2021Every tornado warning in 2021Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.