Alert archive / Minnesota / Wind Chill Advisories in 2016

Wind Chill Advisory 16, NWS Duluth, MN

December 18, 20165 counties in Minnesota

NWS Duluth, MN issued this wind chill advisory at Dec 18, 2016, 12:10 PM CST for 5 counties in Minnesota. It took effect at Dec 18, 2016, 5:00 PM CST. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued: Dec 18, 2016, 12:10 PM CST (18:10 UTC)
In effect from: Dec 18, 2016, 5:00 PM CST
Expired: Dec 19, 2016, 3:00 AM CST
In force: 10 hr
Issued by: NWS Duluth, MN

Counties Carlton County, MN, Cook County, MN, Lake County, MN, Pine County, MN, Saint Louis County, MN

The radar

The Duluth radar (KDLH), 37 km from the middle of the area, began a volume at 18:10 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, 6.2 hours before the alert went out and 189 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: 869 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 101 m²/s²
0-3 km storm-relative helicity: 125 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 18, 12:10 PM CST, 0 minutes earlier.

Area forecast discussion, Dec 18, 12:10 PM CST, 0 minutes before

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Hazardous weather outlook, Dec 18, 3:24 AM CST, 8 hours 46 minutes before

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In the hours before

Local storm report, Dec 18, 9:32 AM CST, 2 hours 38 minutes before

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The office that day

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

Issued	Product	Office	Lasted
Dec 18, 3:40 AM CST	Gale Watch	DLH	12 hr
Dec 18, 3:40 AM CST	Small Craft Advisory	DLH	3 days
Dec 18, 3:40 AM CST	Heavy Freezing Spray Watch	DLH	12 hr
Dec 18, 3:55 PM CST	Gale Warning	DLH	48 hr
Dec 18, 3:55 PM CST	Heavy Freezing Spray Warning	DLH	18 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.