Alert archive / Michigan / Tornado Warnings in 2015

Tornado Warning 1, NWS Grand Rapids, MI

June 13, 2015Barry County, Calhoun County, Kalamazoo County, Michigan

NWS Grand Rapids, MI issued this tornado warning at Jun 13, 2015, 7:04 PM EDT for Barry County, Calhoun County, Kalamazoo County, Michigan. It was in force for 42 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 13, 2015, 7:04 PM EDT (23:04 UTC)
Expired
Jun 13, 2015, 7:46 PM EDT
In force
42 min
Issued by
NWS Grand Rapids, MI
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

Counties Barry County, MI, Calhoun County, MI, Kalamazoo County, MI

The radar

The Grand Rapids radar (KGRR), 69 km from the middle of the area, began a volume at 23:03 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
Jun 13, 7:31 PM EDTTSTM WND GST 451 Wnw Battle Creek, MIASOS STATION W K KELLOGG AIRPORT /BTL/

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

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 11.1 hours before the alert went out and 154 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, Detroit, MI at 12:00Z on 2015-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Detroit, MI at 12:00Z on 2015-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
448 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
219 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.

504 
WFUS53 KGRR 132304
TORGRR
MIC015-025-077-140000-
/O.NEW.KGRR.TO.W.0001.150613T2304Z-150614T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
704 PM EDT SAT JUN 13 2015

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL BARRY COUNTY IN SOUTHWESTERN MICHIGAN...
  NORTHEASTERN KALAMAZOO COUNTY IN SOUTHWESTERN MICHIGAN...
  NORTHWESTERN CALHOUN COUNTY IN SOUTH CENTRAL MICHIGAN...

* UNTIL 800 PM EDT
    
* AT 704 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER SOUTH GULL LAKE...MOVING EAST AT 25 MPH.

  HAZARD...TORNADO AND GOLF BALL SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  LEVEL PARK-OAK PARK AROUND 710 PM EDT.
  SPRINGFIELD AROUND 715 PM EDT.
  BATTLE CREEK AND BROWNLEE PARK AROUND 730 PM EDT.
  MARSHALL AROUND 755 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
MIDLAND PARK...BEFORD...CERESCO...HICKORY CORNERS AND AUGUSTA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4230 8541 4246 8540 4240 8495 4215 8498
TIME...MOT...LOC 2304Z 280DEG 21KT 4238 8535 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

MJS
3 follow-up statements
239 
WWUS53 KGRR 132321
SVSGRR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
721 PM EDT SAT JUN 13 2015

MIC015-132329-
/O.CAN.KGRR.TO.W.0001.000000T0000Z-150614T0000Z/
BARRY MI-
721 PM EDT SAT JUN 13 2015

...THE TORNADO WARNING FOR SOUTH CENTRAL BARRY COUNTY IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT 
OF THE WARNED AREA. A SEVERE THUNDERSTORM WARNING STILL PERSISTS FOR 
PARTS OF THE REGION THROUGH 730 PM.

LAT...LON 4230 8541 4241 8538 4240 8495 4215 8498
TIME...MOT...LOC 2319Z 293DEG 22KT 4235 8524 

$$

MIC025-077-140000-
/O.CON.KGRR.TO.W.0001.000000T0000Z-150614T0000Z/
KALAMAZOO MI-CALHOUN MI-
721 PM EDT SAT JUN 13 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR
NORTHEASTERN KALAMAZOO AND NORTHWESTERN CALHOUN COUNTIES...
    
AT 719 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER NORTHWESTERN BATTLE CREEK...MOVING SOUTHEAST AT 25
MPH.

HAZARD...TORNADO AND GOLF BALL SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...  BROWNLEE PARK AND BATTLE CREEK 
                                      AROUND 730 PM EDT. 
                                      MARSHALL AROUND 800 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
BEFORD...CERESCO...AUGUSTA AND MIDLAND PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4230 8541 4241 8538 4240 8495 4215 8498
TIME...MOT...LOC 2319Z 293DEG 22KT 4235 8524 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

MJS
001 
WWUS53 KGRR 132339
SVSGRR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
739 PM EDT SAT JUN 13 2015

MIC077-132348-
/O.CAN.KGRR.TO.W.0001.000000T0000Z-150614T0000Z/
KALAMAZOO MI-
739 PM EDT SAT JUN 13 2015

...THE TORNADO WARNING FOR NORTHEASTERN KALAMAZOO COUNTY IS
CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT 
OF THE WARNED AREA THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 4225 8524 4239 8522 4240 8495 4215 8498
TIME...MOT...LOC 2338Z 285DEG 21KT 4232 8512 

$$

MIC025-140000-
/O.CON.KGRR.TO.W.0001.000000T0000Z-150614T0000Z/
CALHOUN MI-
739 PM EDT SAT JUN 13 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR
NORTHWESTERN CALHOUN COUNTY...
    
AT 738 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER BROWNLEE PARK...MOVING EAST AT 25 MPH.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  MARSHALL AROUND 800 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
CERESCO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4225 8524 4239 8522 4240 8495 4215 8498
TIME...MOT...LOC 2338Z 285DEG 21KT 4232 8512 

TORNADO...RADAR INDICATED
HAIL...<1.00IN

$$

MJS
000 
WWUS53 KGRR 132346
SVSGRR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
746 PM EDT SAT JUN 13 2015

MIC025-132356-
/O.CAN.KGRR.TO.W.0001.000000T0000Z-150614T0000Z/
CALHOUN MI-
746 PM EDT SAT JUN 13 2015

...THE TORNADO WARNING FOR NORTHWESTERN CALHOUN COUNTY IS
CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER GUSTY WINDS ARE
STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 4225 8524 4239 8522 4240 8495 4215 8498
TIME...MOT...LOC 2344Z 280DEG 21KT 4231 8506 

$$

MJS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 5:54 PM EDTSpecial Weather StatementGRRBarry51 min
Jun 13, 6:25 PM EDTSevere Thunderstorm WarningGRRAllegan, Barry, Calhoun, Kalamazoo65 min
Jun 13, 7:23 PM EDTSpecial Weather StatementGRRKalamazoo52 min

Nearby

Tornado Warnings in Michigan, 2015Every tornado warning in 2015Tornadoes in 2015

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.