Alert archive / Michigan / Winter Storm Warnings in 2014

Winter Storm Warning 8, NWS Marquette, MI

April 15, 20148 counties in Michigan

NWS Marquette, MI issued this winter storm warning at Apr 15, 2014, 4:51 PM EDT for 8 counties in Michigan. It took effect at Apr 16, 2014, 11:00 AM EDT. It was in force for 27 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 15, 2014, 4:51 PM EDT (20:51 UTC)
In effect from: Apr 16, 2014, 11:00 AM EDT
Expired: Apr 17, 2014, 2:00 PM EDT
In force: 27 hr
Issued by: NWS Marquette, MI

Counties Baraga County, MI, Dickinson County, MI, Gogebic County, MI, Houghton County, MI, Iron County, MI, Keweenaw County, MI, Marquette County, MI, Ontonagon County, MI

The radar

The Marquette radar (KMQT), 76 km from the middle of the area, began a volume at 20:52 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, 8.9 hours before the alert went out and 243 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: 1056 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: -96 m²/s²
0-3 km storm-relative helicity: -107 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 winter storm warning 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 winter storm warning went out at Apr 15, 1:57 PM EDT, 2 hours 54 minutes earlier.

Area forecast discussion, Apr 15, 1:57 PM EDT, 2 hours 54 minutes before

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Hazardous weather outlook, Apr 15, 5:15 AM EDT, 11 hours 36 minutes before

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In the hours before

Local storm report, Apr 15, 3:11 PM EDT, 1 hour 40 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
Apr 15, 4:22 PM EDT	Gale Warning	MQT		38 hr
Apr 15, 4:22 PM EDT	Small Craft Advisory	MQT		49 hr
Apr 15, 4:51 PM EDT	Winter Weather Advisory	MQT	Alger, Delta, Menominee	45 hr

Nearby

Winter Storm Warnings in Michigan, 2014 Every winter storm warning in 2014

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.