Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 52, NWS Detroit, MI
NWS Detroit, MI issued this severe thunderstorm warning at Jul 24, 2021, 5:23 PM EDT for Tuscola County, Michigan. It was in force for 36 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, 5:23 PM EDT (21:23 UTC)
- Expired
- Jul 24, 2021, 5:59 PM EDT
- In force
- 36 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Tuscola County, MI
The radar
The Detroit radar (KDTX), 90 km from the middle of the area, began a volume at 21:22 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, 5:40 PM EDT | TSTM WND DMG | 2 Sse Cass City, MI | DISPATCH REPORTS TREE DOWN ON KELLY AND ENGLEHART RD |
| Jul 24, 5:40 PM EDT | TSTM WND DMG | 2 Sse Cass City, MI | DISPATCH REPORTS TREE DOWN ON KELLY AND ENGLEHART RD. |
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, 9.4 hours before the alert went out and 87 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.
455
WUUS53 KDTX 242123
SVRDTX
MIC157-242230-
/O.NEW.KDTX.SV.W.0052.210724T2123Z-210724T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Detroit/Pontiac MI
523 PM EDT Sat Jul 24 2021
The National Weather Service in Detroit/Pontiac has issued a
* Severe Thunderstorm Warning for...
Tuscola County in southeastern Michigan...
* Until 630 PM EDT.
* At 522 PM EDT, a line of severe thunderstorms were located from
Reese to Unionville, moving southeast at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Kingston.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4339 8311 4338 8370 4353 8370 4367 8346
4367 8312
TIME...MOT...LOC 2122Z 303DEG 30KT 4349 8343
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
KDK2 follow-up statements
386
WWUS53 KDTX 242140
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
540 PM EDT Sat Jul 24 2021
MIC157-242230-
/O.CON.KDTX.SV.W.0052.000000T0000Z-210724T2230Z/
Tuscola MI-
540 PM EDT Sat Jul 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM EDT
FOR CENTRAL TUSCOLA COUNTY...
At 540 PM EDT, severe thunderstorms were located along a line
extending from Cass City to 6 miles east of Caro to Vassar, moving
east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Caro, Cass City, Kingston, Gagetown, Ellington, Wilmot, East Dayton,
Deford, Watrousville and Richville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4339 8311 4338 8370 4341 8370 4367 8323
4367 8312
TIME...MOT...LOC 2140Z 280DEG 28KT 4361 8315 4347 8328 4337 8357
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
TF856
WWUS53 KDTX 242159
SVSDTX
Severe Weather Statement
National Weather Service Detroit/Pontiac MI
559 PM EDT Sat Jul 24 2021
MIC157-242208-
/O.CAN.KDTX.SV.W.0052.000000T0000Z-210724T2230Z/
Tuscola MI-
559 PM EDT Sat Jul 24 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL TUSCOLA COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
southeastern Michigan.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Detroit/Pontiac.
LAT...LON 4339 8311 4338 8370 4341 8370 4367 8323
4367 8312
TIME...MOT...LOC 2157Z 303DEG 30KT 4353 8298 4339 8311 4329 8340
$$
TFThe 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, 4:46 PM EDT | Tornado Warning | DTX | Saginaw | 44 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, 5:49 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
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.