Alert archive / Michigan / Wind Chill Advisories in 2017

Wind Chill Advisory 3, NWS Marquette, MI

January 6, 201710 counties in Michigan

NWS Marquette, MI issued this wind chill advisory at Jan 6, 2017, 3:22 PM EST for 10 counties in Michigan. It took effect at Jan 6, 2017, 10:00 PM EST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued: Jan 6, 2017, 3:22 PM EST (20:22 UTC)
In effect from: Jan 6, 2017, 10:00 PM EST
Expired: Jan 7, 2017, 11:00 AM EST
In force: 13 hr
Issued by: NWS Marquette, MI

Counties Baraga County, MI, Delta County, MI, Dickinson County, MI, Gogebic County, MI, Houghton County, MI, Iron County, MI, Marquette County, MI, Menominee County, MI, Ontonagon County, MI, Schoolcraft County, MI

The radar

The Marquette radar (KMQT), 46 km from the middle of the area, began a volume at 20:27 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 12:00Z, 8.4 hours before the alert went out and 205 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: 1120 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: -20 m²/s²
0-3 km storm-relative helicity: 38 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Marquette, MI wrote its last area forecast discussion before this wind chill advisory went out at Jan 6, 12:48 PM EST, 2 hours 34 minutes earlier.

Area forecast discussion, Jan 6, 12:48 PM EST, 2 hours 34 minutes before

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Hazardous weather outlook, Jan 6, 4:16 AM EST, 11 hours 6 minutes before

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In the hours before

Local storm report, Jan 6, 10:27 AM EST, 4 hours 55 minutes before

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Local storm report, Jan 6, 10:34 AM EST, 4 hours 48 minutes before

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Local storm report, Jan 6, 11:58 AM EST, 3 hours 24 minutes before

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Local storm report, Jan 6, 12:58 PM EST, 2 hours 24 minutes before

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Local storm report, Jan 6, 2:45 PM EST, 37 minutes before

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Local storm report, Jan 6, 2:47 PM EST, 35 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 6, 4:07 AM EST	Small Craft Advisory	MQT		57 hr
Jan 6, 4:07 AM EST	Heavy Freezing Spray Warning	MQT		51 hr
Jan 6, 3:22 PM EST	Lake Effect Snow Warning	MQT	Houghton, Keweenaw	24 hr

Nearby

Wind Chill Advisories in Michigan, 2017 Every wind chill advisory in 2017

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.