Alert archive / Michigan / Tornado Warnings in 2021
Tornado Warning 7, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at Jul 24, 2021, 4:46 PM EDT for Saginaw County, Michigan. It was in force for 44 min. 2 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
- Jul 24, 2021, 4:46 PM EDT (20:46 UTC)
- Expired
- Jul 24, 2021, 5:30 PM EDT
- In force
- 44 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Saginaw County, MI
The radar
The Detroit radar (KDTX), 97 km from the middle of the area, began a volume at 20:49 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 |
|---|---|---|---|
| Jul 24, 5:09 PM EDT | FUNNEL CLOUD | 1 S Saginaw, MI | TRAINED SPOTTER REPORTS FUNNEL CLOUD 1 MILE SOUTH OF SAGINAW. |
| Jul 24, 5:14 PM EDT | TSTM WND DMG | Saginaw, MI | DISPATCH REPORTS SEVERAL LARGE TREE LIMBS AND POWER LINES DOWN IN THE CITY OF SAGINAW. |
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 |
|---|---|---|---|
| Jul 24, 3:16 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 8.8 hours before the alert went out and 97 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
- 588 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 557 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted.
218
WFUS53 KDTX 242046
TORDTX
MIC145-242130-
/O.NEW.KDTX.TO.W.0007.210724T2046Z-210724T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Detroit/Pontiac MI
446 PM EDT Sat Jul 24 2021
The National Weather Service in Detroit/Pontiac has issued a
* Tornado Warning for...
Central Saginaw County in southeastern Michigan...
* Until 530 PM EDT.
* At 446 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Merrill, or 8 miles southwest of Freeland, moving
east at 35 mph.
HAZARD...Tornado.
SOURCE...Weather spotters reported funnel cloud.
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.
* Locations impacted include...
Saginaw and Bridgeport.
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 4344 8435 4348 8427 4348 8417 4349 8417
4339 8376 4325 8389
TIME...MOT...LOC 2046Z 291DEG 31KT 4345 8425
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
KDK4 follow-up statements
414
WWUS53 KDTX 242057
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
457 PM EDT Sat Jul 24 2021
MIC145-242130-
/O.CON.KDTX.TO.W.0007.000000T0000Z-210724T2130Z/
Saginaw MI-
457 PM EDT Sat Jul 24 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM EDT FOR CENTRAL
SAGINAW COUNTY...
At 456 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Freeland, moving southeast at 35 mph.
HAZARD...Tornado.
SOURCE...Weather spotters reported a funnel cloud.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Saginaw around 510 PM EDT.
Bridgeport around 515 PM EDT.
Other locations impacted by this tornadic thunderstorm include Swan
Creek, Shiawassee National Wildlife Refuge, Garfield, Fosters,
Hemlock, Shields and Buena Vista Township.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4340 8426 4346 8416 4348 8414 4339 8376
4325 8389
TIME...MOT...LOC 2056Z 296DEG 31KT 4344 8411
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
RBP490
WWUS53 KDTX 242108
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
508 PM EDT Sat Jul 24 2021
MIC145-242130-
/O.CON.KDTX.TO.W.0007.000000T0000Z-210724T2130Z/
Saginaw MI-
508 PM EDT Sat Jul 24 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM EDT FOR CENTRAL
SAGINAW COUNTY...
At 508 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Saginaw, moving southeast at 35 mph.
HAZARD...Tornado.
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...
Bridgeport around 515 PM EDT.
Other locations impacted by this tornadic thunderstorm include Swan
Creek, Shiawassee National Wildlife Refuge, Garfield, Fosters, Buena
Vista Township and Shields.
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 4335 8415 4343 8405 4345 8400 4339 8376
4325 8389
TIME...MOT...LOC 2108Z 307DEG 30KT 4340 8399
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
RBP376
WWUS53 KDTX 242118
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
518 PM EDT Sat Jul 24 2021
MIC145-242130-
/O.CON.KDTX.TO.W.0007.000000T0000Z-210724T2130Z/
Saginaw MI-
518 PM EDT Sat Jul 24 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM EDT FOR EAST
CENTRAL SAGINAW COUNTY...
At 518 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Bridgeport, or near Saginaw, moving east at 25 mph.
HAZARD...Tornado.
SOURCE...Weather spotters reported a funnel cloud.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Saginaw, Bridgeport, Fosters and Buena Vista Township.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4331 8406 4339 8398 4343 8392 4339 8376
4325 8389
TIME...MOT...LOC 2118Z 285DEG 23KT 4339 8390
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
RBP577
WWUS53 KDTX 242128
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
528 PM EDT Sat Jul 24 2021
MIC145-242137-
/O.EXP.KDTX.TO.W.0007.000000T0000Z-210724T2130Z/
Saginaw MI-
528 PM EDT Sat Jul 24 2021
...THE TORNADO WARNING FOR EAST CENTRAL SAGINAW COUNTY WILL EXPIRE AT
530 PM EDT...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, damaging winds remain likely and a Severe
Thunderstorm Warning remains in effect for the area.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
southeastern Michigan.
Remember, a Severe Thunderstorm Warning still remains in effect for
southeast Saginaw County until 600 PM EDT.
LAT...LON 4331 8406 4339 8398 4343 8392 4339 8376
4325 8389
TIME...MOT...LOC 2127Z 291DEG 31KT 4336 8381
$$
RBPThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 2:25 PM EDT | Special Marine Warning | DTX | 95 min | |
| Jul 24, 3:38 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland | 67 min |
| Jul 24, 3:51 PM EDT | Special Marine Warning | DTX | 114 min | |
| Jul 24, 4:03 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland, Saginaw | 57 min |
| Jul 24, 4:05 PM EDT | Special Marine Warning | DTX | 55 min | |
| Jul 24, 4:08 PM EDT | Severe Thunderstorm Warning | DTX | Huron | 67 min |
| Jul 24, 4:26 PM EDT | Tornado Warning | DTX | Huron | 37 min |
| Jul 24, 4:37 PM EDT | Severe Thunderstorm Warning | DTX | Huron, Sanilac, Tuscola | 53 min |
| Jul 24, 4:57 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Genesee, Saginaw, Shiawassee | 63 min |
| Jul 24, 5:11 PM EDT | Severe Thunderstorm Warning | DTX | Genesee, Lapeer, Tuscola | 64 min |
| Jul 24, 5:23 PM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 36 min |
| Jul 24, 5:49 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac | 37 min |
| Jul 24, 6:06 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 54 min |
| Jul 24, 6:07 PM EDT | Special Marine Warning | DTX | 68 min | |
| Jul 24, 6:11 PM EDT | Severe Thunderstorm Warning | DTX | Genesee, Lapeer | 64 min |
| Jul 24, 6:21 PM EDT | Tornado Warning | DTX | Genesee | 22 min |
| Jul 24, 6:43 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 62 min |
| Jul 24, 7:07 PM EDT | Special Weather Statement | DTX | Livingston, Macomb, Oakland, Shiawassee | 53 min |
| Jul 24, 7:19 PM EDT | Areal Flood Advisory | DTX | Genesee, Lapeer, Oakland, Shiawassee | 3 hr |
| Jul 24, 7:40 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Oakland | 80 min |
| Jul 24, 7:52 PM EDT | Tornado Warning | DTX | Macomb | 22 min |
| Jul 24, 7:56 PM EDT | Tornado Warning | DTX | Oakland | 26 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.