Alert archive / Michigan / Tornado Warnings in 2008

Tornado Warning 3, NWS Grand Rapids, MI

June 6, 2008Lake County, Osceola County, Michigan

NWS Grand Rapids, MI issued this tornado warning at Jun 6, 2008, 4:05 PM EDT for Lake County, Osceola County, Michigan. It was in force for 40 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: Jun 6, 2008, 4:05 PM EDT (20:05 UTC)
Expired: Jun 6, 2008, 4:45 PM EDT
In force: 40 min
Issued by: NWS Grand Rapids, MI
Area: Storm-based polygon

Counties Lake County, MI, Osceola County, MI

The radar

The NCL Michigan radar (KAPX), 105 km from the middle of the area, began a volume at 20:08 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
Jun 6, 4:14 PM EDT	TSTM WND DMG	1 S Tustin, MI	ONE TREE DOWN ON 18 MILE ROAD AND 180TH AVENUE.

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.

Issued	Product	Office	Lasted
Jun 6, 2:18 PM EDT	Tornado Watch	SPC	10 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.1 hours before the alert went out and 218 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: 494 J/kg
Mixed-layer CIN: -112 J/kg
Mixed-layer LCL: 826 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 256 m²/s²
0-3 km storm-relative helicity: 273 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.5

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KGRR 062005
TORGRR
MIC085-133-062045-
/O.NEW.KGRR.TO.W.0003.080606T2005Z-080606T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
405 PM EDT FRI JUN 6 2008

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN OSCEOLA COUNTY IN CENTRAL MICHIGAN
  EXTREME EAST CENTRAL LAKE COUNTY IN WEST CENTRAL MICHIGAN

* UNTIL 445 PM EDT

* AT 401 PM EDT...DOPPLER RADAR INDICATED A TORNADO. THIS TORNADO WAS
  LOCATED 5 MILES SOUTHWEST OF LEROY...AND MOVING NORTHEAST AT 30
  MPH.

* THIS TORNADO WILL BE NEAR...
   LEROY BY 410 PM EDT...
   DIGHTON BY 425 PM EDT...
   INA BY 430 PM EDT...
   PARK LAKE BY 440 PM EDT...

  IN ADDITION TO THE TORNADO THREAT...PENNY SIZED HAIL AND DAMAGING
  WINDS OVER 60 MPH CAN ALSO BE EXPECTED IN THE FOLLOWING
  LOCATIONS...

  LEROY...              TUSTIN...             DIGHTON...
  INA...                PARK LAKE...


IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4416 8547 4417 8516 4407 8526 4398 8556
      4407 8558
TIME...MOT...LOC 2005Z 233DEG 26KT 4402 8551

$$

2 follow-up statements

000 
WWUS53 KGRR 062021
SVSGRR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
420 PM EDT FRI JUN 6 2008

MIC133-062045-
/O.CON.KGRR.TO.W.0003.000000T0000Z-080606T2045Z/
OSCEOLA MI-
420 PM EDT FRI JUN 6 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR
NORTHWESTERN OSCEOLA COUNTY...

AT 415 PM EDT...DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS
TORNADO WAS LOCATED 3 MILES SOUTHEAST OF TUSTIN...AND MOVING
NORTHEAST AT 30 MPH.

* THIS TORNADO WILL BE NEAR...
  RURAL OSCEOLA COUNTY AT 430 PM EDT

ROTATION IN THE CLOUDS WAS REPORTED JUST EAST OF TUSTIN AROUND 415 
PM.

IN ADDITION TO THE TORNADO THREAT...PENNY SIZED HAIL AND DAMAGING
WINDS OVER 60 MPH CAN ALSO BE EXPECTED IN THE FOLLOWING
LOCATIONS...

  TUSTIN...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT FRIDAY EVENING
FOR SOUTHWESTERN MICHIGAN.

LAT...LON 4415 8548 4416 8547 4416 8530 4418 8529
      4417 8523 4413 8531 4408 8550 4410 8554
TIME...MOT...LOC 2020Z 233DEG 26KT 4408 8539

$$

NJJ

000 
WWUS53 KGRR 062026
SVSGRR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
426 PM EDT FRI JUN 6 2008

MIC133-062036-
/O.CAN.KGRR.TO.W.0003.000000T0000Z-080606T2045Z/
OSCEOLA MI-
426 PM EDT FRI JUN 6 2008

...THE TORNADO WARNING FOR NORTHWESTERN OSCEOLA COUNTY HAS BEEN
CANCELLED...

SEVERE WEATHER HAD EITHER WEAKENED OR MOVED OUT OF THE AREA. STAY
TUNED FOR THE LATEST WEATHER INFORMATION.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT FRIDAY EVENING
FOR SOUTHWESTERN MICHIGAN.

LAT...LON 4415 8548 4416 8547 4416 8530 4418 8529
      4417 8523 4413 8531 4408 8550 4410 8554
TIME...MOT...LOC 2026Z 233DEG 26KT 4411 8534

$$

NJJ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 6, 1:57 PM EDT	Special Weather Statement	GRR	Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren	78 min
Jun 6, 2:08 PM EDT	Special Marine Warning	GRR		82 min
Jun 6, 2:45 PM EDT	Severe Thunderstorm Warning	GRR	Muskegon, Oceana	47 min
Jun 6, 2:56 PM EDT	Special Weather Statement	GRR	Allegan, Barry, Ionia, Isabella, Kalamazoo, Kent and 4 more	79 min
Jun 6, 3:24 PM EDT	Severe Thunderstorm Warning	GRR	Lake, Newaygo	51 min
Jun 6, 3:33 PM EDT	Severe Thunderstorm Warning	GRR	Allegan, Barry, Kalamazoo, Kent, Van Buren	57 min
Jun 6, 3:38 PM EDT	Severe Thunderstorm Warning	GRR	Allegan, Clare, Ionia, Isabella, Kent, Mecosta and 4 more	52 min
Jun 6, 3:50 PM EDT	Severe Thunderstorm Warning	GRR	Kalamazoo, Van Buren	55 min
Jun 6, 4:01 PM EDT	Severe Thunderstorm Warning	GRR	Lake, Osceola	26 min
Jun 6, 4:09 PM EDT	Severe Thunderstorm Warning	GRR	Clare	36 min
Jun 6, 4:13 PM EDT	Tornado Warning	GRR	Barry, Kalamazoo, Van Buren	41 min
Jun 6, 4:18 PM EDT	Severe Thunderstorm Warning	GRR	Barry, Calhoun, Clinton, Eaton, Gratiot, Ingham and 4 more	72 min
Jun 6, 4:23 PM EDT	Severe Thunderstorm Warning	GRR	Clare, Gratiot, Ionia, Isabella, Montcalm	61 min
Jun 6, 4:40 PM EDT	Severe Thunderstorm Warning	GRR	Kalamazoo, Van Buren	65 min
Jun 6, 5:13 PM EDT	Severe Thunderstorm Warning	GRR	Barry, Kalamazoo	47 min
Jun 6, 5:17 PM EDT	Tornado Warning	GRR	Barry, Calhoun, Kalamazoo	32 min
Jun 6, 5:20 PM EDT	Severe Thunderstorm Warning	GRR	Calhoun, Clinton, Eaton, Gratiot, Ingham, Jackson	40 min
Jun 6, 5:22 PM EDT	Tornado Warning	GRR	Clinton	25 min
Jun 6, 5:29 PM EDT	Special Marine Warning	GRR		91 min
Jun 6, 5:31 PM EDT	Severe Thunderstorm Warning	GRR	Barry, Calhoun, Clinton, Eaton, Gratiot, Ingham and 3 more	74 min
Jun 6, 5:48 PM EDT	Special Weather Statement	GRR	Muskegon, Oceana	42 min
Jun 6, 5:51 PM EDT	Tornado Warning	GRR	Calhoun, Kalamazoo	39 min
Jun 6, 6:39 PM EDT	Special Weather Statement	GRR	Lake, Osceola	66 min
Jun 6, 6:44 PM EDT	Severe Thunderstorm Warning	GRR	Ingham, Jackson	32 min
Jun 6, 7:23 PM EDT	Special Weather Statement	GRR	Lake, Mecosta, Newaygo, Osceola	67 min
Jun 6, 7:50 PM EDT	Special Weather Statement	GRR	Mason, Muskegon, Oceana	55 min
Jun 6, 7:52 PM EDT	Severe Thunderstorm Warning	GRR	Clare, Mecosta, Osceola	53 min
Jun 6, 7:53 PM EDT	Special Weather Statement	GRR	Calhoun, Jackson, Kalamazoo	67 min

Nearby

Tornado Warnings in Michigan, 2008 Every tornado warning in 2008 Tornadoes in 2008

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.