Alert archive / Michigan / Tornado Warnings in 2012

Tornado Warning 1, NWS Detroit, MI

March 12, 2012Midland County, Michigan

NWS Detroit, MI issued this tornado warning at Mar 12, 2012, 6:33 PM EDT for Midland County, Michigan. It was in force for 42 min. 6 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
Mar 12, 2012, 6:33 PM EDT (22:33 UTC)
Expired
Mar 12, 2012, 7:15 PM EDT
In force
42 min
Issued by
NWS Detroit, MI
Area
Storm-based polygon

County Midland County, MI

The radar

The Grand Rapids radar (KGRR), 129 km from the middle of the area, began a volume at 22:34 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

TimeReportWhereRemark
Mar 12, 6:43 PM EDTTSTM WND DMG3 Se Coleman, MINUMEROUS TREES AND POWERLINES DOWN WITH SOME TREES ON HOUSES AND BLOCKING ROADWAYS NEAR THE INTERSECTION OF BURNS AND RANKY ROADS.
Mar 12, 6:43 PM EDTHAIL 1.253 S Coleman, MI
Mar 12, 6:43 PM EDTHAIL 2Coleman, MIMULTIPLE REPORTS AND PICUTRES OF 2 INCH HAIL IN COLEMAN.
Mar 12, 6:43 PM EDTTORNADO 13 Sse Coleman, MIEF1 TORNADO WITH WINDS ESTIMATED TO 90 MPH STARTED NEAR WEINERT AND LEWIS ROADS WHERE A GARAGE WAS DESTOYED. THE TORNADO MOVED NORTHEST DAMAGING 3 MORE POLE BARNS AND UPROOTING TREES...ESPECIALLY AROUND ALAMANDO AND MANDO ROADS AND NEAR THE END OF THE TORNADO
Mar 12, 6:57 PM EDTTSTM WND DMG3 Sse Coleman, MIMIDLAND COUNTY 911 REPORTED A POLEBARN WAS BLOWN DOWN AND THE ROOF WAS BLOWN OFF A HOUSE NEAR THE INTERSECTION OF WEINERT ROAD AND NORTH LEWIS ROAD.
Mar 12, 7:00 PM EDTTSTM WND DMG3 Ese Coleman, MIPOWER LINES DOWN ALONG SAGINAW ROAD BETWEEN GENEVA AND ALAMANDO ROADS.

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.

IssuedProductOfficeLasted
Mar 12, 4:22 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 10.6 hours before the alert went out and 143 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.

Skew-T log-pSkew-T log-p diagram, Detroit, MI at 12:00Z on 2012-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2012-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1981 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

922 
WFUS53 KDTX 122233
TORDTX
MIC111-122315-
/O.NEW.KDTX.TO.W.0001.120312T2233Z-120312T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
633 PM EDT MON MAR 12 2012

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN MIDLAND COUNTY IN SOUTHEAST MICHIGAN...

* UNTIL 715 PM EDT

* AT 630 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 7 MILES NORTHWEST OF OIL CITY...OR 9 MILES
  SOUTHWEST OF COLEMAN...AND MOVING NORTHEAST AT 50 MPH.

* THIS DANGEROUS STORM WILL BE NEAR...
  COLEMAN AROUND 640 PM EDT.
  NORTH BRADLEY AROUND 645 PM EDT.
  EDENVILLE AND SANFORD AROUND 650 PM EDT.
  HOPE AND BOMBAY AROUND 655 PM EDT.

THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
  SANFORD...            EDENVILLE...          COLEMAN...

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 4381 8461 4382 8460 4382 8437 4383 8436
      4383 8417 4368 8417 4362 8461 4363 8462
      4372 8462
TIME...MOT...LOC 2233Z 246DEG 44KT 4368 8467

$$

MANN
5 follow-up statements
977 
WWUS53 KDTX 122241
SVSDTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
641 PM EDT MON MAR 12 2012

MIC111-122315-
/O.CON.KDTX.TO.W.0001.000000T0000Z-120312T2315Z/
MIDLAND MI-
641 PM EDT MON MAR 12 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MIDLAND COUNTY
UNTIL 715 PM EDT...

AT 638 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR COLEMAN...MOVING NORTHEAST AT 50 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  EDENVILLE AND SANFORD AROUND 650 PM EDT.
  HOPE AND BOMBAY AROUND 655 PM EDT.

THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
  SANFORD...            EDENVILLE...          COLEMAN...

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 4381 8461 4382 8460 4382 8437 4383 8436
      4383 8417 4368 8417 4362 8461 4363 8462
      4372 8462
TIME...MOT...LOC 2241Z 246DEG 44KT 4372 8454

$$

MANN
190 
WWUS53 KDTX 122247
SVSDTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
647 PM EDT MON MAR 12 2012

MIC111-122315-
/O.CON.KDTX.TO.W.0001.000000T0000Z-120312T2315Z/
MIDLAND MI-
647 PM EDT MON MAR 12 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MIDLAND COUNTY
UNTIL 715 PM EDT...

AT 642 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR COLEMAN...MOVING NORTHEAST AT 45 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  EDENVILLE AND HOPE AROUND 655 PM EDT.
  BOMBAY AROUND 700 PM EDT.

THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
  EDENVILLE...          COLEMAN...

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 4367 8461 4372 8462 4381 8461 4382 8460
      4382 8437 4383 8436 4383 8417 4372 8417
TIME...MOT...LOC 2247Z 243DEG 40KT 4375 8448

$$

MANN
115 
WWUS53 KDTX 122258
SVSDTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
658 PM EDT MON MAR 12 2012

MIC111-122315-
/O.CON.KDTX.TO.W.0001.000000T0000Z-120312T2315Z/
MIDLAND MI-
658 PM EDT MON MAR 12 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MIDLAND COUNTY
UNTIL 715 PM EDT...

AT 655 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS 
STORM WAS LOCATED NEAR EDENVILLE...A SECOND CIRCULATION WAS 
INDICATED NEAR NORTH BRADLEY...MOVING NORTHEAST AT 40 MPH.

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF NORTHERN
MIDLAND COUNTY.

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 4367 8461 4372 8462 4381 8461 4382 8460
      4382 8437 4383 8436 4383 8417 4372 8417
TIME...MOT...LOC 2257Z 241DEG 35KT 4379 8438

$$

MANN
561 
WWUS53 KDTX 122305
SVSDTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
705 PM EDT MON MAR 12 2012

MIC111-122315-
/O.CON.KDTX.TO.W.0001.000000T0000Z-120312T2315Z/
MIDLAND MI-
705 PM EDT MON MAR 12 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN MIDLAND
COUNTY UNTIL 715 PM EDT...

AT 703 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR EDENVILLE...OR 6 MILES NORTH OF SANFORD...
MOVING NORTHEAST AT 50 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  BOMBAY AROUND 710 PM EDT.

THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
  EDENVILLE...

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 4371 8441 4378 8447 4382 8446 4382 8437
      4383 8436 4383 8417 4372 8417
TIME...MOT...LOC 2305Z 239DEG 43KT 4377 8435

$$

MANN
827 
WWUS53 KDTX 122315
SVSDTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
715 PM EDT MON MAR 12 2012

MIC111-122325-
/O.EXP.KDTX.TO.W.0001.000000T0000Z-120312T2315Z/
MIDLAND MI-
715 PM EDT MON MAR 12 2012

...THE TORNADO WARNING FOR NORTHEASTERN MIDLAND COUNTY HAS EXPIRED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 11 PM EDT.

LAT...LON 4371 8441 4378 8447 4382 8446 4382 8437
      4383 8436 4383 8417 4372 8417
TIME...MOT...LOC 2315Z 239DEG 43KT 4383 8421

$$

MANN

The office that day

Everything else NWS Detroit, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 12, 7:07 PM EDTSevere Thunderstorm WarningDTXBay38 min
Mar 12, 7:30 PM EDTSpecial Marine WarningDTX21 min
Mar 12, 7:44 PM EDTSevere Thunderstorm WarningDTXSaginaw31 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.