Alert archive / Minnesota / Wind Chill Advisories in 2016

Wind Chill Advisory 15, NWS Duluth, MN

December 17, 201610 counties in Minnesota; 8 counties in Wisconsin

NWS Duluth, MN issued this wind chill advisory at Dec 17, 2016, 3:05 PM CST for 10 counties in Minnesota; 8 counties in Wisconsin. It took effect at Dec 17, 2016, 7:00 PM CST. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued
Dec 17, 2016, 3:05 PM CST (21:05 UTC)
In effect from
Dec 17, 2016, 7:00 PM CST
Expired
Dec 19, 2016, 6:00 AM CST
In force
35 hr
Issued by
NWS Duluth, MN

Counties Aitkin County, MN, Carlton County, MN, Cass County, MN, Cook County, MN, Crow Wing County, MN, Itasca County, MN, Koochiching County, MN, Lake County, MN, Pine County, MN, Saint Louis County, MN, Ashland County, WI, Bayfield County, WI, Burnett County, WI, Douglas County, WI, Iron County, WI, Price County, WI, Sawyer County, WI, Washburn County, WI

The radar

The Duluth radar (KDLH), 15 km from the middle of the area, began a volume at 21:10 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.1 hours before the alert went out and 401 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-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2016-12-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2016-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
672 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
250 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 16, 4:36 PM CST, 22 hours 29 minutes earlier.

Area forecast discussion, Dec 16, 4:36 PM CST, 22 hours 29 minutes before
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Hazardous weather outlook, Dec 16, 3:51 PM CST, 23 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DULUTH MN
351 PM CST FRI DEC 16 2016

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-171245-
KOOCHICHING-NORTH ST. LOUIS-NORTHERN COOK/NORTHERN LAKE-
NORTH ITASCA-CENTRAL ST. LOUIS-SOUTHERN LAKE/NORTH SHORE-
SOUTHERN COOK/NORTH SHORE-NORTH CASS-SOUTH ITASCA-SOUTH CASS-
CROW WING-NORTHERN AITKIN-SOUTH AITKIN-CARLTON/SOUTH ST. LOUIS-
PINE-DOUGLAS-BAYFIELD-ASHLAND-IRON-BURNETT-WASHBURN-SAWYER-PRICE-
351 PM CST FRI DEC 16 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST
MINNESOTA AND NORTHWEST WISCONSIN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SNOW WILL SLOWLY OVERSPREAD THE REGION FOR THE REST OF THIS
AFTERNOON AND TONIGHT...AND BECOME HEAVY AT TIMES OVERNIGHT
TONIGHT. WINTER WEATHER ADVISORIES AND WARNINGS HAVE BEEN ISSUED
FOR AREAS ROUGHLY ALONG AND SOUTH OF A LINE FROM THE BRAINERD
LAKES REGION TO THE TWIN PORTS AND ACROSS ALL OF NORTHWEST
WISCONSIN. IN ADDITION...COLD TEMPERATURES COMBINED WITH WIND WILL
PRODUCE DANGEROUS WIND CHILL VALUES FOR NORTH CENTRAL MINNESOTA
TONIGHT. PLEASE SEE THE LATEST WINTER WEATHER MESSAGE AND ZONE
FORECASTS FOR MORE DETAILS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THE SNOW WILL DIMINISH FROM WEST TO EAST THROUGH THE DAY ON
SATURDAY...WITH THE EXCEPTION OF THE SNOWBELT REGION ALONG THE
SOUTH SHORE OF LAKE SUPERIOR WHICH WILL SEE SNOW CONTINUE SATURDAY
NIGHT. VARIOUS WINTER WEATHER ADVISORIES AND WARNINGS ARE IN
EFFECT ON SATURDAY WITH SOME LINGERING INTO SATURDAY EVENING.
PLEASE SEE THE LATEST WINTER WEATHER MESSAGE AND ZONE FORECASTS
FOR MORE DETAILS.

COLDER AIR WILL MOVE INTO THE REGION FRIDAY NIGHT INTO SATURDAY.
THIS WILL RESULT IN LOW WIND CHILLS OF 20 BELOW TO 30 BELOW OVER
PARTS OF NORTHERN MINNESOTA ON SATURDAY. THE LOWEST WIND CHILLS
OF 30 BELOW TO 40 BELOW ZERO WILL OCCUR SATURDAY NIGHT WITH
VALUES DROPPING BACK TO 25 BELOW TO 35 BELOW SUNDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SNOW SPOTTERS ARE REQUESTED TO REPORT THEIR SNOWFALL MEASUREMENTS
TONIGHT AND SATURDAY TO THE NATIONAL WEATHER SERVICE.

LSZ121-140>148-171245-
BAYFIELD TO OAK POINT WI-GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN-
DULUTH MN TO PORT WING WI-PORT WING TO SAND ISLAND WI-
SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI-
351 PM CST FRI DEC 16 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE NEARSHORE
WATERS OF WESTERN LAKE SUPERIOR.

.DAY ONE...THIS AFTERNOON AND TONIGHT

STRONG NORTHERLY WINDS WILL DEVELOP THIS EVENING OVER MUCH OF
WESTERN LAKE SUPERIOR. WAVES WILL BUILD THE MOST ALONG THE SOUTH
SHORE AND A SMALL CRAFT ADVISORY HAS BEEN ISSUED FOR MUCH OF THE
SOUTH SHORE. SEE THE LATEST MARINE WEATHER MESSAGE AND NEARSHORE
MARINE FORECAST FOR MORE DETAILS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

STRONG NORTH WINDS SATURDAY WILL BACK TO NORTHWEST LATE INTO
SATURDAY NIGHT. CONDITIONS WILL BE HAZARDOUS...ESPECIALLY FOR
SMALL CRAFT. A SMALL CRAFT ADVISORY HAS BEEN ISSUED FOR MUCH OF
THE SOUTH SHORE. SEE THE LATEST MARINE WEATHER MESSAGE AND
NEARSHORE MARINE FORECAST FOR MORE DETAILS.

LE

MORE INFORMATION MAY BE OBTAINED AT THE FOLLOWING WEB ADDRESS:
HTTP://WWW.WEATHER.GOV/DULUTH (ALL LOWER CASE)

Nearby

Wind Chill Advisories in Minnesota, 2016Wind Chill Advisories in Wisconsin, 2016Every 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.