Alert archive / Michigan / Tornado Warnings in 2011
Tornado Warning 14, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at Jul 24, 2011, 11:11 PM EDT for Tuscola County, Michigan. It was in force for 20 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 24, 2011, 11:11 PM EDT (03:11 UTC)
- Expired
- Jul 24, 2011, 11:31 PM EDT
- In force
- 20 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
County Tuscola County, MI
The radar
The Detroit radar (KDTX), 93 km from the middle of the area, began a volume at 03:14 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 00:00Z, 3.2 hours before the alert went out and 90 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
- 2027 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 894 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
932
WFUS53 KDTX 250311
TORDTX
MIC157-250415-
/O.NEW.KDTX.TO.W.0014.110725T0311Z-110725T0415Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1111 PM EDT SUN JUL 24 2011
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL TUSCOLA COUNTY IN SOUTHEAST MICHIGAN...
* UNTIL 1215 AM EDT
* AT 1106 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR FAIRGROVE...OR NEAR CARO...AND MOVING EAST
AT 20 MPH.
* THIS DANGEROUS STORM WILL BE NEAR...
CARO AROUND 1120 PM EDT.
ELLINGTON AROUND 1125 PM EDT.
EAST DAYTON AROUND 1145 PM EDT.
DEFORD AROUND 1150 PM EDT.
WILMOT AROUND 1155 PM EDT.
KINGSTON AROUND MIDNIGHT EDT.
THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
KINGSTON... CASS CITY... CARO...
AKRON...
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 4360 8312 4359 8311 4350 8311 4349 8311
4333 8310 4333 8322 4344 8356 4361 8351
4361 8312
TIME...MOT...LOC 0311Z 289DEG 16KT 4350 8345
$$
BEHNKE2 follow-up statements
464
WWUS53 KDTX 250322
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1122 PM EDT SUN JUL 24 2011
MIC157-250415-
/O.CON.KDTX.TO.W.0014.000000T0000Z-110725T0415Z/
TUSCOLA MI-
1122 PM EDT SUN JUL 24 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL TUSCOLA
COUNTY UNTIL 1215 AM EDT...
AT 1118 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR CARO...MOVING EAST AT 20 MPH.
THIS DANGEROUS STORM WILL BE NEAR...
EAST DAYTON AROUND 1135 PM EDT.
DEFORD AROUND 1140 PM EDT.
WILMOT AROUND 1145 PM EDT.
KINGSTON AROUND 1150 PM EDT.
THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
KINGSTON... CARO...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4333 8310 4333 8322 4341 8346 4355 8343
4354 8311 4348 8311
TIME...MOT...LOC 0322Z 290DEG 20KT 4347 8337
$$
BEHNKE673
WWUS53 KDTX 250331
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1131 PM EDT SUN JUL 24 2011
MIC157-250341-
/O.CAN.KDTX.TO.W.0014.000000T0000Z-110725T0415Z/
TUSCOLA MI-
1131 PM EDT SUN JUL 24 2011
...THE TORNADO WARNING FOR EAST CENTRAL TUSCOLA 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. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN DETROIT/PONTIAC.
LAT...LON 4333 8310 4333 8322 4341 8346 4355 8343
4354 8311 4348 8311
TIME...MOT...LOC 0331Z 290DEG 20KT 4344 8331
$$
BEHNKEThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 8:39 PM EDT | Areal Flood Advisory | DTX | Wayne | 84 min |
| Jul 24, 8:58 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland | 62 min |
| Jul 24, 9:03 PM EDT | Special Marine Warning | DTX | 87 min | |
| Jul 25, 12:33 AM EDT | Special Marine Warning | DTX | 83 min | |
| Jul 25, 1:44 AM EDT | Special Marine Warning | DTX | 81 min | |
| Jul 25, 2:04 AM EDT | Severe Thunderstorm Warning | DTX | Huron, Sanilac | 41 min |
Nearby
Tornado Warnings in Michigan, 2011Every tornado warning in 2011Tornadoes in 2011
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.