Alert archive / Michigan / Wind Chill Advisories in 2015

Wind Chill Advisory 7, NWS Marquette, MI

February 13, 20157 counties in Michigan

NWS Marquette, MI issued this wind chill advisory at Feb 13, 2015, 3:47 PM EST for 7 counties in Michigan. It took effect at Feb 14, 2015, 7:00 AM EST. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued: Feb 13, 2015, 3:47 PM EST (20:47 UTC)
In effect from: Feb 14, 2015, 7:00 AM EST
Expired: Feb 15, 2015, 7:00 AM EST
In force: 24 hr
Issued by: NWS Marquette, MI

Counties Delta County, MI, Dickinson County, MI, Gogebic County, MI, Iron County, MI, Luce County, MI, Menominee County, MI, Schoolcraft County, MI

The radar

The Marquette radar (KMQT), 52 km from the middle of the area, began a volume at 20:53 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, 8.8 hours before the alert went out and 183 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: 1303 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 176 m²/s²
0-3 km storm-relative helicity: 305 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 Feb 13, 12:44 PM EST, 3 hours 3 minutes earlier.

Area forecast discussion, Feb 13, 12:44 PM EST, 3 hours 3 minutes before

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Hazardous weather outlook, Feb 13, 6:10 AM EST, 9 hours 37 minutes before

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In the hours before

Local storm report, Feb 13, 1:27 PM EST, 2 hours 20 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
Feb 12, 7:12 PM EST	Gale Warning	MQT		54 hr
Feb 12, 10:10 PM EST	Heavy Freezing Spray Warning	MQT		57 hr

Nearby

Wind Chill Advisories in Michigan, 2015 Every wind chill advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.