Alert archive / Michigan / Tornado Warnings in 2013

Tornado Warning 3, NWS Grand Rapids, MI

June 12, 2013Allegan County, Barry County, Michigan

NWS Grand Rapids, MI issued this tornado warning at Jun 12, 2013, 10:58 PM EDT for Allegan County, Barry County, Michigan. It was in force for 32 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: Jun 12, 2013, 10:58 PM EDT (02:58 UTC)
Expired: Jun 12, 2013, 11:30 PM EDT
In force: 32 min
Issued by: NWS Grand Rapids, MI
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Allegan County, MI, Barry County, MI

The radar

The Grand Rapids radar (KGRR), 45 km from the middle of the area, began a volume at 02:58 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 12, 11:25 PM EDT	TSTM WND DMG	3 Wnw Delton, MI	A LARGE TREE REPORTED DOWN OVER WEST PINE LAKE ROAD.
Jun 12, 11:30 PM EDT	TSTM WND DMG	1 W Delton, MI	TWO LARGE TREES REPORTED DOWN ALONG DELTON ROAD.

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 12, 5:00 PM EDT	Severe Thunderstorm Watch PDS	SPC	9 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 3.0 hours before the alert went out and 159 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: 33 J/kg
Mixed-layer CIN: -97 J/kg
Mixed-layer LCL: 1096 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 169 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

390 
WFUS53 KGRR 130258
TORGRR
MIC005-015-130330-
/O.NEW.KGRR.TO.W.0003.130613T0258Z-130613T0330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1058 PM EDT WED JUN 12 2013

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN ALLEGAN COUNTY IN SOUTHWEST MICHIGAN...
  SOUTHERN BARRY COUNTY IN SOUTHWEST MICHIGAN...

* UNTIL 1130 PM EDT

* AT 1053 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR ORANGEVILLE...AND MOVING EAST AT 25 MPH.

  HAZARD...TORNADO AND QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
           ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS
           WILL BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS
           LIKELY.

* LOCATIONS IMPACTED INCLUDE...
  BANFIELD...           HICKORY CORNERS...    LACEY...
  DOWLING...            DELTON...             ORANGEVILLE...
  MILO...               CLOVERDALE...         CEDAR CREEK...
  PRAIRIEVILLE...       CROOKED LAKE...       DOSTER...
  HOOPER...             NEELEY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA.

&&

LAT...LON 4258 8519 4243 8517 4243 8559 4257 8561
TIME...MOT...LOC 0258Z 275DEG 21KT 4252 8553

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

$$

COBB

1 follow-up statement

301 
WWUS53 KGRR 130312
SVSGRR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1112 PM EDT WED JUN 12 2013

MIC005-015-130330-
/O.CON.KGRR.TO.W.0003.000000T0000Z-130613T0330Z/
BARRY MI-ALLEGAN MI-
1112 PM EDT WED JUN 12 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN ALLEGAN AND
SOUTHERN BARRY COUNTIES UNTIL 1130 PM EDT...

AT 1107 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR DELTON...AND MOVING EAST AT 25 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
         ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS WILL
         BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS LIKELY.

LOCATIONS IMPACTED INCLUDE...
  BANFIELD...           HICKORY CORNERS...    LACEY...
  DOWLING...            DELTON...             ORANGEVILLE...
  MILO...               CLOVERDALE...         CEDAR CREEK...
  PRAIRIEVILLE...       CROOKED LAKE...       DOSTER...
  HOOPER...             NEELEY...

LAT...LON 4258 8519 4243 8517 4243 8559 4257 8561
TIME...MOT...LOC 0312Z 276DEG 22KT 4251 8540

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

$$

93

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 8:03 PM EDT	Special Weather Statement	GRR	Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more
Jun 12, 8:04 PM EDT	Special Weather Statement	GRR	Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more
Jun 12, 8:06 PM EDT	Special Weather Statement	GRR	Allegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more	114 min
Jun 12, 8:14 PM EDT	Special Marine Warning	GRR		91 min
Jun 12, 8:33 PM EDT	Special Marine Warning	GRR		117 min
Jun 12, 9:37 PM EDT	Beach Hazards Statement	GRR	Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren	30 hr
Jun 12, 9:46 PM EDT	Severe Thunderstorm Warning	GRR	Ottawa	59 min
Jun 12, 10:41 PM EDT	Severe Thunderstorm Warning	GRR	Allegan, Barry	64 min
Jun 12, 10:45 PM EDT	Severe Thunderstorm Warning	GRR	Ingham	60 min
Jun 12, 10:51 PM EDT	Severe Thunderstorm Warning	GRR	Kalamazoo, Van Buren	54 min
Jun 12, 10:55 PM EDT	Flash Flood Warning	GRR	Allegan, Barry, Clinton, Eaton, Ingham, Ionia and 2 more	6 hr
Jun 12, 11:32 PM EDT	Severe Thunderstorm Warning	GRR	Barry, Calhoun, Eaton	58 min
Jun 13, 4:07 AM EDT	Flash Flood Warning	GRR	Eaton, Ingham	6 hr
Jun 13, 4:43 AM EDT	River Flood Advisory	GRR	Clinton	54 hr
Jun 13, 8:42 AM EDT	River Flood Advisory	GRR	Ingham	8 hr
Jun 13, 8:42 AM EDT	River Flood Advisory	GRR	Ingham	4 days
Jun 13, 9:56 AM EDT	Areal Flood Advisory	GRR	Eaton, Ingham	6 hr
Jun 13, 10:42 AM EDT	River Flood Advisory	GRR	Ionia	6 days
Jun 13, 10:42 AM EDT	River Flood Advisory	GRR	Kent	3 days
Jun 13, 10:42 AM EDT	River Flood Advisory	GRR	Kent	24 hr
Jun 13, 10:42 AM EDT	River Flood Advisory	GRR	Clinton	24 hr
Jun 13, 10:42 AM EDT	River Flood Advisory	GRR	Barry	7 days
Jun 13, 7:21 PM EDT	River Flood Advisory	GRR	Ionia	9 hr

Nearby

Tornado Warnings in Michigan, 2013 Every tornado warning in 2013 Tornadoes in 2013

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.