Alert archive / Michigan / Tornado Warnings in 2012
Tornado Warning 9, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at Jul 27, 2012, 5:30 PM EDT for Sanilac County, Michigan. It was in force for 28 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
- Jul 27, 2012, 5:30 PM EDT (21:30 UTC)
- Expired
- Jul 27, 2012, 5:58 PM EDT
- In force
- 28 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
County Sanilac County, MI
The radar
The Detroit radar (KDTX), 104 km from the middle of the area, began a volume at 21:32 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 nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 9.5 hours before the alert went out and 101 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
- 542 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 553 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
259
WFUS53 KDTX 272130
TORDTX
MIC151-272230-
/O.NEW.KDTX.TO.W.0009.120727T2130Z-120727T2230Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
530 PM EDT FRI JUL 27 2012
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL SANILAC COUNTY IN SOUTHEAST MICHIGAN...
* UNTIL 630 PM EDT
* AT 528 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 6
MILES SOUTH OF ARGYLE...OR 6 MILES NORTHWEST OF SANDUSKY...AND
MOVING EAST AT 15 MPH.
* THIS DANGEROUS STORM WILL BE NEAR...
ELMER AROUND 535 PM EDT.
SANDUSKY AROUND 550 PM EDT.
DECKERVILLE AROUND 600 PM EDT.
MCGREGOR AROUND 605 PM EDT.
CARSONVILLE AROUND 620 PM EDT.
APPLEGATE AROUND 630 PM EDT.
THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
SANDUSKY... DECKERVILLE... CARSONVILLE...
APPLEGATE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4357 8271 4354 8258 4329 8253 4343 8310
4354 8302
TIME...MOT...LOC 2130Z 289DEG 13KT 4348 8292
$$
SC3 follow-up statements
628
WWUS53 KDTX 272138
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
538 PM EDT FRI JUL 27 2012
MIC151-272230-
/O.CON.KDTX.TO.W.0009.000000T0000Z-120727T2230Z/
SANILAC MI-
538 PM EDT FRI JUL 27 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL SANILAC COUNTY
UNTIL 630 PM EDT...
AT 536 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR
SANDUSKY...MOVING SOUTHEAST AT 20 MPH.
THIS DANGEROUS STORM WILL BE NEAR...
SANDUSKY AROUND 545 PM EDT.
DECKERVILLE AROUND 550 PM EDT.
MCGREGOR AROUND 555 PM EDT.
CARSONVILLE AROUND 610 PM EDT.
APPLEGATE AROUND 620 PM EDT.
THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
SANDUSKY... DECKERVILLE... CARSONVILLE...
APPLEGATE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY OR VISIT THE NATIONAL WEATHER SERVICE DETROIT/PONTIAC FACEBOOK
PAGE.
LAT...LON 4341 8302 4355 8295 4357 8271 4354 8258
4329 8253
TIME...MOT...LOC 2138Z 293DEG 16KT 4346 8287
$$
SC919
WWUS53 KDTX 272146
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
546 PM EDT FRI JUL 27 2012
MIC151-272230-
/O.CON.KDTX.TO.W.0009.000000T0000Z-120727T2230Z/
SANILAC MI-
546 PM EDT FRI JUL 27 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL SANILAC COUNTY
UNTIL 630 PM EDT...
AT 545 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR
SANDUSKY...MOVING SOUTHEAST AT 15 MPH.
THIS DANGEROUS STORM WILL BE NEAR...
MCGREGOR AROUND 555 PM EDT.
CARSONVILLE AROUND 615 PM EDT.
APPLEGATE AROUND 630 PM EDT.
THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
SANDUSKY... DECKERVILLE... CARSONVILLE...
APPLEGATE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY OR VISIT THE NATIONAL WEATHER SERVICE DETROIT/PONTIAC FACEBOOK
PAGE.
LAT...LON 4339 8295 4353 8288 4357 8276 4357 8274
4354 8258 4329 8253
TIME...MOT...LOC 2146Z 306DEG 12KT 4344 8283
$$
SC101
WWUS53 KDTX 272158
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
558 PM EDT FRI JUL 27 2012
MIC151-272209-
/O.CAN.KDTX.TO.W.0009.000000T0000Z-120727T2230Z/
SANILAC MI-
558 PM EDT FRI JUL 27 2012
...THE TORNADO WARNING FOR CENTRAL SANILAC COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY OR VISIT THE NATIONAL WEATHER SERVICE DETROIT/PONTIAC FACEBOOK
PAGE.
LAT...LON 4339 8295 4353 8288 4357 8276 4357 8274
4354 8258 4329 8253
TIME...MOT...LOC 2159Z 306DEG 12KT 4341 8278
$$
SCThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 3:01 PM EDT | Areal Flood Advisory | DTX | Wayne | 3 hr |
| Jul 27, 3:06 PM EDT | Small Craft Advisory | DTX | 19 hr | |
| Jul 27, 3:26 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 28 min |
| Jul 27, 5:22 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac | 37 min |
Nearby
Tornado Warnings in Michigan, 2012Every tornado warning in 2012Tornadoes in 2012
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.