Alert archive / Michigan / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 12, NWS Gaylord, MI

May 28, 20128 counties in Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at May 28, 2012, 10:49 PM EDT for 8 counties in Michigan. It was in force for 49 min. 1 report 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
May 28, 2012, 10:49 PM EDT (02:49 UTC)
Expired
May 28, 2012, 11:38 PM EDT
In force
49 min
Issued by
NWS Gaylord, MI
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Alcona County, MI, Alpena County, MI, Cheboygan County, MI, Crawford County, MI, Montmorency County, MI, Oscoda County, MI, Otsego County, MI, Presque Isle County, MI

The radar

The NCL Michigan radar (KAPX), 97 km from the middle of the area, began a volume at 02:50 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
May 28, 10:58 PM EDTTSTM WND DMGLewiston, MITREES DOWN IN LEWISTON AND POWER OUT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Alpena, MI (KAPX), launched 00:00Z, 2.8 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.

Skew-T log-pSkew-T log-p diagram, Alpena, MI at 00:00Z on 2012-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 350 joules per kilogram.LCLLFCEL10008507005003002001001 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, Alpena, MI at 00:00Z on 2012-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 square meters per square second.19395878Sfc1 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
350 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1787 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.4

Open this sounding in Storm Lab

The text

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

172 
WUUS53 KAPX 290249
SVRAPX
MIC001-007-031-039-119-135-137-141-290345-
/O.NEW.KAPX.SV.W.0012.120529T0249Z-120529T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
1049 PM EDT MON MAY 28 2012

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN ALCONA COUNTY IN NORTHERN LOWER MICHIGAN...
  ALPENA COUNTY IN NORTHERN LOWER MICHIGAN...
  SOUTHERN CHEBOYGAN COUNTY IN NORTHERN LOWER MICHIGAN...
  NORTHEASTERN CRAWFORD COUNTY IN NORTHERN LOWER MICHIGAN...
  MONTMORENCY COUNTY IN NORTHERN LOWER MICHIGAN...
  NORTHERN OSCODA COUNTY IN NORTHERN LOWER MICHIGAN...
  EASTERN OTSEGO COUNTY IN NORTHERN LOWER MICHIGAN...
  PRESQUE ISLE COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 1145 PM EDT

* AT 1045 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM WOLVERINE TO RED OAK...AND
  MOVING EAST AT 70 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MIO...ATLANTA...ONAWAY...LACHINE...THE TOWN OF HUBBARD LAKE...
  ROGERS CITY...OSSINEKE...ALPENA...AFTON...FAIRVIEW...BRILEY
  TOWNSHIP...COMINS...LOUD TOWNSHIP...TOWER...ALLIS TOWNSHIP...
  TOMAHAWK CREEK FLOODING...LOCKWOOD LAKE...ONAWAY STATE PARK...
  CURRAN AND GRASS LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THESE STORMS...PREPARE IMMEDIATELY FOR
LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE SHOULD MOVE TO A
SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

&&

LAT...LON 4505 8343 4498 8340 4500 8344 4495 8344
      4489 8333 4492 8332 4482 8329 4460 8431
      4535 8473 4551 8397 4537 8363 4536 8349
      4527 8337 4519 8336 4520 8331 4517 8336
      4506 8328 4504 8318 4503 8318
TIME...MOT...LOC 0248Z 254DEG 60KT 4529 8456 4471 8423
WIND...HAIL 60MPH 1.00IN

$$
3 follow-up statements
637 
WWUS34 KAPX 290307
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1107 PM EDT MON MAY 28 2012

MIC001-039-135-137-290316-
/O.CAN.KAPX.SV.W.0012.000000T0000Z-120529T0345Z/
ALCONA MI-CRAWFORD MI-OSCODA MI-OTSEGO MI-
1107 PM EDT MON MAY 28 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN OTSEGO...NORTHERN
OSCODA...NORTHEASTERN CRAWFORD AND NORTHERN ALCONA COUNTIES IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE 
WARNED AREA.

LAT...LON 4505 8343 4498 8340 4500 8344 4495 8344
      4489 8333 4492 8332 4486 8334 4487 8400
      4540 8436 4551 8397 4537 8363 4536 8349
      4527 8337 4519 8336 4520 8331 4517 8336
      4506 8328 4504 8318 4503 8318
TIME...MOT...LOC 0306Z 254DEG 60KT 4537 8415 4479 8382
WIND...HAIL <50MPH <.50IN

$$

MIC007-031-119-141-290345-
/O.CON.KAPX.SV.W.0012.000000T0000Z-120529T0345Z/
CHEBOYGAN MI-MONTMORENCY MI-ALPENA MI-PRESQUE ISLE MI-
1107 PM EDT MON MAY 28 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR PRESQUE
ISLE...ALPENA...EASTERN MONTMORENCY AND EAST CENTRAL CHEBOYGAN
COUNTIES UNTIL 1145 PM EDT...

AT 1103 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM ONAWAY TO 6 MILES NORTHWEST OF
CURRAN...MOVING EAST AT 60 MPH.

LOCATIONS IMPACTED INCLUDE...
  LACHINE...THE TOWN OF HUBBARD LAKE...ROGERS CITY...OSSINEKE...
  ALPENA...LONG LAKE...FLETCHER POND...MILLERSBURG...OCQUEOC...
  HILLMAN...ROYSTON...BISMA TOWNSHIP...OSSINEKE TOWNSHIP...SPRATT...
  HAWKS...METZ...LONG RAPIDS...P H HOEFT STATE PARK...HAGENSVILLE AND
  POSEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN
THE PATH OF THIS STORM. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

&&

LAT...LON 4505 8343 4498 8340 4500 8344 4495 8344
      4489 8333 4492 8332 4486 8334 4487 8400
      4540 8436 4551 8397 4537 8363 4536 8349
      4527 8337 4519 8336 4520 8331 4517 8336
      4506 8328 4504 8318 4503 8318
TIME...MOT...LOC 0306Z 254DEG 60KT 4537 8415 4479 8382
WIND...HAIL 60MPH 1.00IN

$$
166 
WWUS34 KAPX 290325
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1125 PM EDT MON MAY 28 2012

MIC031-119-290335-
/O.CAN.KAPX.SV.W.0012.000000T0000Z-120529T0345Z/
CHEBOYGAN MI-MONTMORENCY MI-
1125 PM EDT MON MAY 28 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MONTMORENCY AND EAST
CENTRAL CHEBOYGAN COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE 
WARNED AREA.

LAT...LON 4506 8341 4503 8344 4498 8341 4500 8342
      4495 8344 4493 8359 4547 8411 4551 8397
      4537 8364 4536 8349 4527 8337 4524 8340
      4519 8336 4519 8333 4516 8336 4506 8328
      4503 8318
TIME...MOT...LOC 0325Z 254DEG 60KT 4545 8371 4487 8339
WIND...HAIL <50MPH <.50IN

$$

MIC007-141-290345-
/O.CON.KAPX.SV.W.0012.000000T0000Z-120529T0345Z/
ALPENA MI-PRESQUE ISLE MI-
1125 PM EDT MON MAY 28 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
PRESQUE ISLE AND ALPENA COUNTIES UNTIL 1145 PM EDT...

AT 1124 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM ROGERS CITY TO OSSINEKE...MOVING
EAST AT 60 MPH.

LOCATIONS IMPACTED INCLUDE...
  ALPENA...LONG LAKE...THOMPSONS HARBOR STATE PARK...LAKEWOOD AND
  PRESQUE ISLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN
THE PATH OF THIS STORM. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

&&

LAT...LON 4506 8341 4503 8344 4498 8341 4500 8342
      4495 8344 4493 8359 4547 8411 4551 8397
      4537 8364 4536 8349 4527 8337 4524 8340
      4519 8336 4519 8333 4516 8336 4506 8328
      4503 8318
TIME...MOT...LOC 0325Z 254DEG 60KT 4545 8371 4487 8339
WIND...HAIL 60MPH 1.00IN

$$
510 
WWUS34 KAPX 290338
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1138 PM EDT MON MAY 28 2012

MIC007-141-290348-
/O.CAN.KAPX.SV.W.0012.000000T0000Z-120529T0345Z/
ALPENA MI-PRESQUE ISLE MI-
1138 PM EDT MON MAY 28 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN PRESQUE ISLE AND
ALPENA COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE 
WARNED AREA.

LAT...LON 4506 8341 4503 8344 4498 8341 4500 8342
      4495 8344 4493 8359 4547 8411 4551 8397
      4537 8364 4536 8349 4527 8337 4524 8340
      4519 8336 4519 8333 4516 8336 4506 8328
      4503 8318
TIME...MOT...LOC 0338Z 254DEG 60KT 4551 8342 4493 8310
WIND...HAIL <50MPH <.50IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 28, 8:53 PM EDTSpecial Marine WarningAPX37 min
May 28, 9:01 PM EDTSevere Thunderstorm WarningAPXManistee37 min
May 28, 10:05 PM EDTSevere Thunderstorm WarningAPXAntrim, Crawford, Grand Traverse, Kalkaska, Missaukee, Otsego and 1 more40 min
May 28, 11:02 PM EDTSpecial Marine WarningAPX66 min
May 29, 4:00 AM EDTSmall Craft AdvisoryAPX18 hr

Nearby

Severe Thunderstorm Warnings in Michigan, 2012Every severe thunderstorm warning 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.