Alert archive / Michigan / Special Weather Statements in 2016

Special Weather Statement, NWS Grand Rapids, MI

June 10, 2016Clare County, Michigan

NWS Grand Rapids, MI issued this special weather statement at Jun 10, 2016, 10:39 PM EDT for Clare County, Michigan. It was in force for 66 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: Jun 10, 2016, 10:39 PM EDT (02:39 UTC)
Expired: Jun 10, 2016, 11:45 PM EDT
In force: 66 min
Issued by: NWS Grand Rapids, MI

County Clare County, MI

The radar

The NCL Michigan radar (KAPX), 99 km from the middle of the area, began a volume at 02:41 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

Green Bay/Straub, WI (KGRB), launched 00:00Z, 2.7 hours before the alert went out and 268 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: 2503 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 1305 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 180 m²/s²
0-3 km storm-relative helicity: 442 m²/s²
Significant tornado parameter: 3.2
Supercell composite: 27.8

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Grand Rapids, MI wrote its last area forecast discussion before this special weather statement went out at Jun 10, 8:33 PM EDT, 2 hours 6 minutes earlier.

Area forecast discussion, Jun 10, 8:33 PM EDT, 2 hours 6 minutes before

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Hazardous weather outlook, Jun 10, 5:06 AM EDT, 17 hours 33 minutes before

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In the hours before

Special weather statement, Jun 10, 9:22 PM EDT, 1 hour 17 minutes before

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Special weather statement, Jun 10, 10:22 PM EDT, 17 minutes before

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Special weather statement, Jun 10, 10:39 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 9:12 PM EDT	Special Marine Warning	GRR		93 min
Jun 10, 9:22 PM EDT	Special Weather Statement	GRR	Lake, Mason, Osceola	83 min
Jun 10, 10:01 PM EDT	Special Marine Warning	GRR		89 min
Jun 10, 10:22 PM EDT	Special Weather Statement	GRR	Mecosta, Muskegon, Newaygo, Oceana	83 min
Jun 10, 11:04 PM EDT	Special Marine Warning	GRR		26 min
Jun 10, 11:15 PM EDT	Special Weather Statement	GRR	Allegan, Kent, Ottawa	60 min
Jun 10, 11:28 PM EDT	Special Weather Statement	GRR	Isabella, Montcalm	62 min
Jun 10, 11:31 PM EDT	Special Marine Warning	GRR		59 min
Jun 11, 3:39 PM EDT	Small Craft Advisory	GRR		15 hr

Nearby

Special Weather Statements in Michigan, 2016 Every special weather statement in 2016

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.