Alert archive / Michigan / Tornado Warnings in 2015
Tornado Warning 9, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at Aug 2, 2015, 3:21 PM EDT for Sanilac County, Tuscola County, Michigan. It was in force for 39 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
- Aug 2, 2015, 3:21 PM EDT (19:21 UTC)
- Expired
- Aug 2, 2015, 4:00 PM EDT
- In force
- 39 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Sanilac County, MI, Tuscola County, MI
The radar
The Detroit radar (KDTX), 103 km from the middle of the area, began a volume at 19:21 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 |
|---|---|---|---|
| Aug 2, 3:22 PM EDT | TSTM WND DMG | 3 Nw Decker, MI | SEVERAL LARGE LIMBS DOWN ALONG M53 |
| Aug 2, 3:22 PM EDT | TSTM WND DMG | 4 E Cass City, MI | LARGE TREE LIMBS DOWN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 7.4 hours before the alert went out and 99 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
- 12 J/kg
- Mixed-layer CIN
- -186 J/kg
- Mixed-layer LCL
- 1599 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
235
WFUS53 KDTX 021921
TORDTX
MIC151-157-022015-
/O.NEW.KDTX.TO.W.0009.150802T1921Z-150802T2015Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
321 PM EDT SUN AUG 2 2015
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN SANILAC COUNTY IN SOUTHEASTERN MICHIGAN...
EAST CENTRAL TUSCOLA COUNTY IN SOUTHEASTERN MICHIGAN...
* UNTIL 415 PM EDT
* AT 320 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR CASS CITY...MOVING EAST AT 30 MPH.
HAZARD...TORNADO AND QUARTER 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...
ARGYLE AROUND 335 PM EDT.
DECKERVILLE AROUND 355 PM EDT.
CARSONVILLE AROUND 405 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE NEW
GREENLEAF...PALMS...SNOVER...MCGREGOR AND RICHMONDVILLE.
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 8255 4353 8321 4367 8315 4362 8260
TIME...MOT...LOC 1920Z 282DEG 27KT 4357 8310
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
SC4 follow-up statements
290
WWUS53 KDTX 021926
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
326 PM EDT SUN AUG 2 2015
MIC157-021936-
/O.CAN.KDTX.TO.W.0009.000000T0000Z-150802T2015Z/
TUSCOLA MI-
326 PM EDT SUN AUG 2 2015
...THE TORNADO WARNING FOR EAST CENTRAL TUSCOLA COUNTY IS
CANCELLED...
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4331 8255 4350 8310 4365 8312 4362 8260
TIME...MOT...LOC 1926Z 282DEG 27KT 4356 8302
$$
MIC151-022015-
/O.CON.KDTX.TO.W.0009.000000T0000Z-150802T2015Z/
SANILAC MI-
326 PM EDT SUN AUG 2 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM EDT FOR NORTHERN
SANILAC COUNTY...
AT 326 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR ARGYLE...OR 8 MILES EAST OF CASS CITY...MOVING EAST
AT 30 MPH.
HAZARD...TORNADO AND QUARTER 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...
ARGYLE AROUND 335 PM EDT.
DECKERVILLE AROUND 355 PM EDT.
CARSONVILLE AROUND 405 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
PALMS...SNOVER...MCGREGOR AND RICHMONDVILLE.
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 8255 4350 8310 4365 8312 4362 8260
TIME...MOT...LOC 1926Z 282DEG 27KT 4356 8302
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
SC286
WWUS53 KDTX 021935
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
335 PM EDT SUN AUG 2 2015
MIC151-022015-
/O.CON.KDTX.TO.W.0009.000000T0000Z-150802T2015Z/
SANILAC MI-
335 PM EDT SUN AUG 2 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM EDT FOR NORTHERN
SANILAC COUNTY...
AT 335 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER ARGYLE...OR 7 MILES WEST OF DECKERVILLE...MOVING
EAST AT 40 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS DANGEROUS STORM WILL BE NEAR...
DECKERVILLE AROUND 345 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
PALMS...MCGREGOR AND RICHMONDVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4331 8255 4347 8299 4364 8297 4362 8260
TIME...MOT...LOC 1935Z 281DEG 34KT 4354 8290
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
SC029
WWUS53 KDTX 021944
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
344 PM EDT SUN AUG 2 2015
MIC151-022015-
/O.CON.KDTX.TO.W.0009.000000T0000Z-150802T2015Z/
SANILAC MI-
344 PM EDT SUN AUG 2 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM EDT FOR
NORTHEASTERN SANILAC COUNTY...
AT 344 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER DECKERVILLE...MOVING EAST AT 40 MPH.
HAZARD...TORNADO AND QUARTER 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
NORTHEASTERN SANILAC COUNTY...INCLUDING THE FOLLOWING LOCATIONS...
PALMS...MCGREGOR AND RICHMONDVILLE.
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 8256 4344 8286 4363 8284 4362 8260
TIME...MOT...LOC 1944Z 278DEG 37KT 4353 8276
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
SC583
WWUS53 KDTX 022000
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
400 PM EDT SUN AUG 2 2015
MIC151-022010-
/O.CAN.KDTX.TO.W.0009.000000T0000Z-150802T2015Z/
SANILAC MI-
400 PM EDT SUN AUG 2 2015
...THE TORNADO WARNING FOR NORTHEASTERN SANILAC COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN CANCELLED. HOWEVER SMALL HAIL AND
GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 4340 8256 4344 8286 4363 8284 4362 8260
TIME...MOT...LOC 1958Z 282DEG 27KT 4343 8367
$$
SCThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 3:58 AM EDT | Beach Hazards Statement | DTX | Huron | 18 hr |
| Aug 2, 1:33 PM EDT | Severe Thunderstorm Warning | DTX | Huron, Sanilac, Tuscola | 57 min |
| Aug 2, 1:44 PM EDT | Special Marine Warning | DTX | 91 min | |
| Aug 2, 2:18 PM EDT | Severe Thunderstorm Warning | DTX | Huron | 57 min |
| Aug 2, 2:24 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac, Tuscola | 81 min |
| Aug 2, 2:28 PM EDT | Special Marine Warning | DTX | 62 min | |
| Aug 2, 2:35 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Saginaw | 55 min |
| Aug 2, 2:55 PM EDT | Special Marine Warning | DTX | 95 min | |
| Aug 2, 2:56 PM EDT | Special Marine Warning | DTX | 94 min | |
| Aug 2, 3:29 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Saginaw | 32 min |
| Aug 2, 3:34 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac, Tuscola | 56 min |
| Aug 2, 5:10 PM EDT | Special Marine Warning | DTX | 65 min | |
| Aug 2, 5:42 PM EDT | Special Marine Warning | DTX | 2 hr | |
| Aug 2, 5:45 PM EDT | Severe Thunderstorm Warning | DTX | Huron | 90 min |
| Aug 2, 5:57 PM EDT | Severe Thunderstorm Warning | DTX | Bay | 48 min |
| Aug 2, 6:18 PM EDT | Special Marine Warning | DTX | 87 min | |
| Aug 2, 6:24 PM EDT | Severe Thunderstorm Warning | DTX | Huron, Sanilac, Tuscola | 81 min |
| Aug 2, 7:05 PM EDT | Special Marine Warning | DTX | 115 min | |
| Aug 2, 7:08 PM EDT | Severe Thunderstorm Warning | DTX | Huron, Sanilac | 32 min |
| Aug 2, 7:25 PM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 15 min |
| Aug 2, 7:41 PM EDT | Areal Flood Advisory | DTX | Tuscola | 3 hr |
| Aug 2, 7:45 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland | 30 min |
| Aug 2, 7:51 PM EDT | Special Marine Warning | DTX | 84 min |
Nearby
Tornado Warnings in Michigan, 2015Every tornado warning in 2015Tornadoes in 2015
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.