Alert archive / Minnesota / Wind Chill Advisories in 2016

Wind Chill Advisory 12, NWS Duluth, MN

December 13, 20166 counties in Minnesota

NWS Duluth, MN issued this wind chill advisory at Dec 13, 2016, 3:13 PM CST for 6 counties in Minnesota. It took effect at Dec 14, 2016, 12:00 AM CST. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued: Dec 13, 2016, 3:13 PM CST (21:13 UTC)
In effect from: Dec 14, 2016, 12:00 AM CST
Expired: Dec 15, 2016, 12:00 PM CST
In force: 36 hr
Issued by: NWS Duluth, MN

Counties Cass County, MN, Cook County, MN, Itasca County, MN, Koochiching County, MN, Lake County, MN, Saint Louis County, MN

The radar

The Duluth radar (KDLH), 93 km from the middle of the area, began a volume at 21:14 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

International Fa, MN (KINL), launched 12:00Z, 9.2 hours before the alert went out and 116 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: 604 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 147 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 Duluth, MN wrote its last area forecast discussion before this wind chill advisory went out at Dec 13, 11:58 AM CST, 3 hours 15 minutes earlier.

Area forecast discussion, Dec 13, 11:58 AM CST, 3 hours 15 minutes before

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Hazardous weather outlook, Dec 13, 7:01 AM CST, 8 hours 12 minutes before

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In the hours before

Local storm report, Dec 13, 9:16 AM CST, 5 hours 57 minutes before

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Local storm report, Dec 13, 9:45 AM CST, 5 hours 28 minutes before

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Local storm report, Dec 13, 12:18 PM CST, 2 hours 55 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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The office that day

Everything else NWS Duluth, MN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 13, 5:24 AM CST	Heavy Freezing Spray Warning	DLH		41 hr

Nearby

Wind Chill Advisories in Minnesota, 2016 Every wind chill advisory 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.