Alert archive / Michigan / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 11, NWS Gaylord, MI

May 28, 20127 counties in Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at May 28, 2012, 10:05 PM EDT for 7 counties in Michigan. It was in force for 40 min. 3 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
May 28, 2012, 10:05 PM EDT (02:05 UTC)
Expired
May 28, 2012, 10:45 PM EDT
In force
40 min
Issued by
NWS Gaylord, MI
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Antrim County, MI, Crawford County, MI, Grand Traverse County, MI, Kalkaska County, MI, Missaukee County, MI, Otsego County, MI, Roscommon County, MI

The radar

The NCL Michigan radar (KAPX), 44 km from the middle of the area, began a volume at 02:05 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, 10:05 PM EDTTSTM WND DMGFife Lake, MIHEALTHY POPLAR TREE DOWN. MOST RECENT WIND MEASUREMENT IS 33 MPH.
May 28, 10:22 PM EDTTSTM WND DMGKalkaska, MIOVER 100 TREES DOWN COUNTY WIDE FROM RAPID CITY AND FIFE LAKE TO BEAR LAKE.
May 28, 10:36 PM EDTTSTM WND GST 54Gaylord, MI

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, 2.1 hours before the alert went out and 221 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.

053 
WUUS53 KAPX 290205
SVRAPX
MIC009-039-055-079-113-137-143-290245-
/O.NEW.KAPX.SV.W.0011.120529T0205Z-120529T0245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
1005 PM EDT MON MAY 28 2012

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN ANTRIM COUNTY IN NORTHERN LOWER MICHIGAN...
  CRAWFORD COUNTY IN NORTHERN LOWER MICHIGAN...
  EASTERN GRAND TRAVERSE COUNTY IN NORTHERN LOWER MICHIGAN...
  KALKASKA COUNTY IN NORTHERN LOWER MICHIGAN...
  NORTHERN MISSAUKEE COUNTY IN NORTHERN LOWER MICHIGAN...
  SOUTHWESTERN OTSEGO COUNTY IN NORTHERN LOWER MICHIGAN...
  NORTHWESTERN ROSCOMMON COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 1045 PM EDT

* AT 1000 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 ALDEN TO JENNINGS...AND MOVING
  EAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  BELLAIRE...KALKASKA...MANCELONA...GRAYLING...GAYLORD...ROSCOMMON...
  SHARON...ANTRIM...SIGMA...DARRAGH...MOORESTOWN...BEAR LAKE...
  ALBA...HIGGINS LAKE...NORTH HIGGINS LAKE PARK...FREDERIC...
  WATERS...OTSEGO LAKE STATE PARK...HARTWICK PINES STATE PARK AND
  SOUTH HIGGINS LAKE STATE.

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 4451 8534 4452 8536 4493 8540 4498 8539
      4509 8456 4442 8449 4434 8533
TIME...MOT...LOC 0205Z 260DEG 43KT 4491 8524 4436 8522
WIND...HAIL 60MPH 1.00IN

$$
2 follow-up statements
959 
WWUS34 KAPX 290224
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1024 PM EDT MON MAY 28 2012

MIC055-290233-
/O.CAN.KAPX.SV.W.0011.000000T0000Z-120529T0245Z/
GRAND TRAVERSE MI-
1024 PM EDT MON MAY 28 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN GRAND TRAVERSE COUNTY
IS CANCELLED...

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

LAT...LON 4437 8500 4452 8502 4502 8508 4509 8456
      4442 8449
TIME...MOT...LOC 0223Z 260DEG 43KT 4495 8494 4440 8492
WIND...HAIL <50MPH <.50IN

$$

MIC009-039-079-113-137-143-290245-
/O.CON.KAPX.SV.W.0011.000000T0000Z-120529T0245Z/
ANTRIM MI-CRAWFORD MI-KALKASKA MI-MISSAUKEE MI-OTSEGO MI-ROSCOMMON MI-
1024 PM EDT MON MAY 28 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
ROSCOMMON...SOUTHWESTERN OTSEGO...NORTHEASTERN MISSAUKEE...EASTERN
KALKASKA...CRAWFORD AND SOUTHEASTERN ANTRIM COUNTIES UNTIL 1045 PM
EDT...

AT 1022 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 ALBA TO 5 MILES SOUTH OF
MOORESTOWN...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  GRAYLING...GAYLORD...ROSCOMMON...ALBA...HIGGINS LAKE...NORTH
  HIGGINS LAKE PARK...FREDERIC...WATERS...OTSEGO LAKE STATE PARK...
  HARTWICK PINES STATE PARK...SOUTH HIGGINS LAKE STATE AND SPARR.

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 4437 8500 4452 8502 4502 8508 4509 8456
      4442 8449
TIME...MOT...LOC 0223Z 260DEG 43KT 4495 8494 4440 8492
WIND...HAIL 60MPH 1.00IN

$$
385 
WWUS34 KAPX 290246
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
1046 PM EDT MON MAY 28 2012

MIC009-039-079-113-137-143-290257-
/O.EXP.KAPX.SV.W.0011.000000T0000Z-120529T0245Z/
ANTRIM MI-CRAWFORD MI-KALKASKA MI-MISSAUKEE MI-OTSEGO MI-ROSCOMMON MI-
1046 PM EDT MON MAY 28 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN ROSCOMMON...
SOUTHWESTERN OTSEGO...NORTHEASTERN MISSAUKEE...EASTERN KALKASKA...
CRAWFORD AND SOUTHEASTERN ANTRIM COUNTIES HAS EXPIRED...

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

LAT...LON 4437 8500 4452 8502 4502 8508 4509 8456
      4442 8449
TIME...MOT...LOC 0224Z 260DEG 43KT 4495 8492 4440 8490
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, 10:49 PM EDTSevere Thunderstorm WarningAPXAlcona, Alpena, Cheboygan, Crawford, Montmorency, Oscoda and 2 more49 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.