Alert archive / Michigan / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 13, NWS Gaylord, MI

July 27, 2014Crawford County, Oscoda County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jul 27, 2014, 1:00 PM EDT for Crawford County, Oscoda County, Michigan. It was in force for 60 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, 2014, 1:00 PM EDT (17:00 UTC)
Expired: Jul 27, 2014, 2:00 PM EDT
In force: 60 min
Issued by: NWS Gaylord, MI
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 50.0 mph

Counties Crawford County, MI, Oscoda County, MI

The radar

The NCL Michigan radar (KAPX), 43 km from the middle of the area, began a volume at 17:01 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

Alpena, MI (KAPX), launched 12:00Z, 5.0 hours before the alert went out and 155 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 9 J/kg
Mixed-layer CIN: -234 J/kg
Mixed-layer LCL: 1594 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 64 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.

731 
WUUS53 KAPX 271700
SVRAPX
MIC039-135-271800-
/O.NEW.KAPX.SV.W.0013.140727T1700Z-140727T1800Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
100 PM EDT SUN JUL 27 2014

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CRAWFORD COUNTY IN NORTHERN LOWER MICHIGAN...
  OSCODA COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 200 PM EDT

* AT 1258 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES NORTH OF
  SOUTH BRANCH TOWNSHIP...AND MOVING EAST AT 25 MPH.  ANOTHER STRONG 
  STORM WAS LOCATED NEAR MIO...ALSO MOVING EAST AT 25 MPH.

  HAZARD...QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED.

* LOCATIONS IMPACTED INCLUDE...
  MIO...LOVELLS...GARLAND...RED OAK...LUZERNE...COMINS...FAIRVIEW AND
  MCKINLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4458 8454 4481 8455 4486 8389 4457 8389
TIME...MOT...LOC 1659Z 271DEG 21KT 4465 8448

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...<50MPH

$$

JPB

1 follow-up statement

321 
WWUS53 KAPX 271716
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
116 PM EDT SUN JUL 27 2014

MIC039-271726-
/O.CAN.KAPX.SV.W.0013.000000T0000Z-140727T1800Z/
CRAWFORD MI-
116 PM EDT SUN JUL 27 2014

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN CRAWFORD COUNTY IS
CANCELLED...

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

LAT...LON 4458 8437 4482 8437 4482 8436 4486 8391
      4485 8389 4457 8389
TIME...MOT...LOC 1716Z 270DEG 25KT 4465 8431

$$

MIC135-271800-
/O.CON.KAPX.SV.W.0013.000000T0000Z-140727T1800Z/
OSCODA MI-
116 PM EDT SUN JUL 27 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR OSCODA COUNTY
UNTIL 200 PM EDT...

AT 114 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR LUZERNE...AND
MOVING EAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
         ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
MIO...GARLAND...RED OAK...LUZERNE...COMINS...FAIRVIEW AND MCKINLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4458 8437 4482 8437 4482 8436 4486 8391
      4485 8389 4457 8389
TIME...MOT...LOC 1716Z 270DEG 25KT 4465 8431

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH

$$

JPB

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 3:53 AM EDT	Small Craft Advisory	APX		36 hr
Jul 27, 11:29 AM EDT	Severe Thunderstorm Warning	APX	Kalkaska	46 min
Jul 27, 11:48 AM EDT	Severe Thunderstorm Warning	APX	Kalkaska	27 min
Jul 27, 12:00 PM EDT	Severe Thunderstorm Warning	APX	Crawford	60 min
Jul 27, 12:10 PM EDT	Severe Thunderstorm Warning	APX	Antrim, Charlevoix, Otsego	65 min
Jul 27, 12:14 PM EDT	Severe Thunderstorm Warning	APX	Kalkaska	17 min
Jul 27, 12:20 PM EDT	Tornado Warning	APX	Crawford	25 min
Jul 27, 1:34 PM EDT	Tornado Warning	APX	Antrim, Crawford, Otsego	26 min
Jul 27, 1:48 PM EDT	Tornado Warning	APX	Alcona, Oscoda	42 min
Jul 27, 1:52 PM EDT	Severe Thunderstorm Warning	APX	Montmorency	38 min
Jul 27, 1:54 PM EDT	Severe Thunderstorm Warning	APX	Crawford, Kalkaska, Missaukee, Wexford	39 min
Jul 27, 2:03 PM EDT	Special Marine Warning	APX		117 min
Jul 27, 2:10 PM EDT	Severe Thunderstorm Warning	APX	Oscoda	50 min
Jul 27, 2:16 PM EDT	Severe Thunderstorm Warning	APX	Alcona, Iosco	44 min
Jul 27, 2:52 PM EDT	Severe Thunderstorm Warning	APX	Ogemaw, Roscommon	38 min
Jul 27, 3:23 PM EDT	Special Marine Warning	APX		2 hr
Jul 27, 4:18 PM EDT	Special Marine Warning	APX		87 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2014 Every severe thunderstorm warning in 2014

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.