Alert archive / Michigan / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 2, NWS Gaylord, MI

March 26, 2007Antrim County, Charlevoix County, Emmet County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Mar 26, 2007, 4:07 AM EDT for Antrim County, Charlevoix County, Emmet County, Michigan. It was in force for 53 min. 2 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 26, 2007, 4:07 AM EDT (08:07 UTC)
Expired: Mar 26, 2007, 5:00 AM EDT
In force: 53 min
Issued by: NWS Gaylord, MI
Area: Counties, with a storm outline in the text

Counties Antrim County, MI, Charlevoix County, MI, Emmet County, MI

The radar

The NCL Michigan radar (KAPX), 61 km from the middle of the area, began a volume at 08:09 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

Time	Report	Where	Remark
Mar 26, 4:20 AM EDT	HAIL 0.75	5 W East Jordan, MI
Mar 26, 4:25 AM EDT	HAIL 0.75	3 W East Jordan, 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, 8.1 hours before the alert went out and 210 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 867 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 400 m²/s²
0-3 km storm-relative helicity: 453 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KAPX 260808
SVRAPX
MIC009-029-047-260900-
/O.NEW.KAPX.SV.W.0002.070326T0807Z-070326T0900Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
407 AM EDT MON MAR 26 2007

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ANTRIM COUNTY IN NORTHERN LOWER MICHIGAN
  CHARLEVOIX COUNTY IN NORTHERN LOWER MICHIGAN
  EMMET COUNTY IN NORTHERN LOWER MICHIGAN

* UNTIL 500 AM EDT

* AT 405 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 13
  MILES NORTH OF CHARLEVOIX TO 12 MILES SOUTHWEST OF ELLSWORTH...
  MOVING NORTHEAST AT 60 MPH.

* THESE SEVERE THUNDERSTORMS WILL BE NEAR...
  ELLSWORTH AROUND 415 AM EDT...
  CROSS VILLAGE...STUTSMANVILLE...IRONTON AND EAST JORDAN AROUND 420
  AM EDT...
  HORTON BAY AND HARBOR SPRINGS AROUND 425 AM EDT...
  BLISS...BOYNE FALLS AND BOYNE CITY AROUND 430 AM EDT...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. ALL
THUNDERSTORMS PRODUCE DEADLY LIGHTNING. REMAIN INDOORS AWAY FROM
WINDOWS UNTIL THESE STORMS HAVE PASSED. IF CAUGHT OUTDOORS...STAY
AWAY FROM TALL OBJECTS AND MOVE TO A PLACE OF SHELTER.

LAT...LON 4517 8475 4506 8537 4525 8538 4537 8521
      4552 8512 4564 8504 4573 8494 4579 8473

$$

JPB

4 follow-up statements

000 
WWUS34 KAPX 260821
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
421 AM EDT MON MAR 26 2007

MIC009-029-047-260900-
/O.CON.KAPX.SV.W.0002.000000T0000Z-070326T0900Z/
ANTRIM MI-CHARLEVOIX MI-EMMET MI-
421 AM EDT MON MAR 26 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 AM EDT
FOR EMMET...CHARLEVOIX AND ANTRIM COUNTIES...

AT 419 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 
STUTSMANVILLE TO 8 MILES NORTHWEST OF HARBOR SPRINGS...MOVING 
NORTHEAST AT 55 MPH.

* THESE SEVERE THUNDERSTORMS WILL BE NEAR...
  PETOSKEY AND BAY VIEW AROUND 430 AM EDT..
  LEVERING AROUND 435 AM EDT...
  BOYNE FALLS AROUND 440 AM EDT...
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. ALL 
THUNDERSTORMS PRODUCE DEADLY LIGHTNING. REMAIN INDOORS AWAY FROM 
WINDOWS UNTIL THESE STORMS HAVE PASSED. IF CAUGHT OUTDOORS...STAY 
AWAY FROM TALL OBJECTS AND MOVE TO A PLACE OF SHELTER.

LAT...LON 4517 8475 4506 8537 4525 8538 4537 8521
      4552 8512 4564 8504 4573 8494 4579 8473

$$

JPB

000 
WWUS34 KAPX 260830
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
428 AM EDT MON MAR 26 2007

MIC009-029-047-260900-
/O.CON.KAPX.SV.W.0002.000000T0000Z-070326T0900Z/
ANTRIM MI-CHARLEVOIX MI-EMMET MI-
428 AM EDT MON MAR 26 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 AM EDT
FOR EMMET...CHARLEVOIX AND ANTRIM COUNTIES...

AT 424 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM  
EAST JORDAN TO 8 MILES NORTH OF HARBOR SPRINGS...MOVING NORTHEAST 
AT 55 MPH.

* THESE SEVERE THUNDERSTORMS WILL BE NEAR...
  LEVERING AND PETOSKEY AROUND 435 AM EDT...
  BOYNE FALLS AROUND 440 AM EDT...

AT 425 AM EDT HAIL UP TO PENNY SIZE WAS REPORTED NEAR EAST JORDAN 
WITH THIS LINE OF STORMS. IF YOU ARE IN THE PATH OF THE STORM...TAKE 
IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. ALL
THUNDERSTORMS PRODUCE DEADLY LIGHTNING. REMAIN INDOORS AWAY FROM
WINDOWS UNTIL THESE STORMS HAVE PASSED. IF CAUGHT OUTDOORS...STAY
AWAY FROM TALL OBJECTS AND MOVE TO A PLACE OF SHELTER.

LAT...LON 4517 8475 4506 8537 4525 8538 4537 8521
      4552 8512 4564 8504 4573 8494 4579 8473

$$

JPB

000 
WWUS34 KAPX 260846
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
445 AM EDT MON MAR 26 2007

MIC009-260855-
/O.CAN.KAPX.SV.W.0002.000000T0000Z-070326T0900Z/
ANTRIM MI-
445 AM EDT MON MAR 26 2007

...THE SEVERE THUNDERSTORM WARNING FOR ANTRIM COUNTY IS CANCELLED...

LAT...LON 4517 8475 4525 8524 4537 8521 4552 8512
      4564 8504 4573 8494 4579 8473

$$

MIC029-047-260900-
/O.CON.KAPX.SV.W.0002.000000T0000Z-070326T0900Z/
CHARLEVOIX MI-EMMET MI-
445 AM EDT MON MAR 26 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 AM EDT
FOR EMMET AND CHARLEVOIX COUNTIES...

AT 443 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY
SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 9 
MILES SOUTHEAST OF PETOSKEY TO 8 MILES SOUTH OF MACKINAW 
CITY...MOVING NORTHEAST AT 55 MPH.

AT 425 AM EDT...HAIL UP TO PENNY SIZE WAS REPORTED IN EAST JORDAN 
WITH THESE STORMS. IF YOU ARE IN THE PATH OF THE STORM...TAKE 
IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL. ALL
THUNDERSTORMS PRODUCE DEADLY LIGHTNING. REMAIN INDOORS AWAY FROM
WINDOWS UNTIL THESE STORMS HAVE PASSED. IF CAUGHT OUTDOORS...STAY
AWAY FROM TALL OBJECTS AND MOVE TO A PLACE OF SHELTER.

LAT...LON 4517 8475 4525 8524 4537 8521 4552 8512
      4564 8504 4573 8494 4579 8473

$$

JPB

000 
WWUS34 KAPX 260857
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
457 AM EDT MON MAR 26 2007

MIC029-047-260906-
/O.EXP.KAPX.SV.W.0002.000000T0000Z-070326T0900Z/
CHARLEVOIX MI-EMMET MI-
457 AM EDT MON MAR 26 2007

...THE SEVERE THUNDERSTORM WARNING FOR EMMET AND CHARLEVOIX COUNTIES
HAS EXPIRED...

AT 456 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE THUNDERSTORMS WHICH PROMPTED THE SEVERE THUNDERSTORM WARNING HAD
WEAKENED. THE WARNING HAS THEREFORE BEEN ALLOWED TO EXPIRE.

LAT...LON 4517 8475 4525 8524 4537 8521 4552 8512
      4564 8504 4573 8494 4579 8473

$$

JPB

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 26, 1:19 AM EDT	Severe Thunderstorm Warning	APX	Chippewa	26 min
Mar 26, 1:27 AM EDT	Special Marine Warning	APX		48 min
Mar 26, 2:28 AM EDT	Special Marine Warning	APX		62 min
Mar 26, 3:27 AM EDT	Special Marine Warning	APX		63 min
Mar 26, 10:46 AM EDT	Dense Fog Advisory	APX		23 hr
Mar 26, 3:42 PM EDT	Dense Fog Advisory	APX	Alpena, Antrim, Benzie, Cheboygan, Crawford, Emmet and 11 more	18 hr

Nearby

Severe Thunderstorm Warnings in Michigan, 2007 Every severe thunderstorm warning in 2007

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.