Alert archive / Wisconsin / Winter Storm Warnings in 2012

Winter Storm Warning 10, NWS Duluth, MN

December 20, 2012Iron County, Wisconsin

NWS Duluth, MN issued this winter storm warning at Dec 20, 2012, 3:49 PM CST for Iron County, Wisconsin. It was in force for 14 hr. 5 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 20, 2012, 3:49 PM CST (21:49 UTC)
Expired
Dec 21, 2012, 6:00 AM CST
In force
14 hr
Issued by
NWS Duluth, MN

County Iron County, WI

The radar

The Duluth radar (KDLH), 160 km from the middle of the area, began a volume at 21:51 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.

What was reported inside it

TimeReportWhereRemark
Dec 20, 3:54 PM CSTSNOW 4.51 Wsw Saxon, WIBLOWING AND DRIFTING SNOW.
Dec 20, 4:10 PM CSTSNOW 5.5Gurney, WI
Dec 20, 5:00 PM CSTSNOW 6Gile, WIREPORTED 3.5 INCHES AT 1245PM. 5 INCHES AT 230PM. AT 6PM SNOWING MODERATE TO HEAVY WITH STRONG WINDS.
Dec 20, 7:00 PM CSTSNOW 8Gile, WI2 NEW INCHES SINCE 5PM. BLOWING AND DRIFTING.
Dec 20, 10:30 PM CSTSNOW 10Gile, WI2 NEW INCHES SINCE 7PM. BLOWING AND DRIFTING.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.8 hours before the alert went out and 265 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 2012-12-20Temperature 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 2012-12-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 square meters per square second.1939587897117136Sfc1 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
467 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
732 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

425 
WWUS43 KDLH 202149 AAB
WSWDLH

URGENT - WINTER WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE DULUTH MN
349 PM CST THU DEC 20 2012

...SNOW TO PERSIST ACROSS NORTHWEST WISCONSIN INTO TONIGHT...

.A POWERFUL WINTER STORM WILL CONTINUE TO MOVE NORTHWARD INTO
NORTHERN LOWER MICHIGAN BY LATE TONIGHT. THUS...LIGHT TO MODERATE
SNOW WILL CONTINUE INTO THIS EVENING ACROSS NORTHWEST WISCONSIN.
SNOW SHOULD TAPER TO FLURRIES FROM WEST TO EAST THROUGH 9 OR 10 PM
THIS EVENING IN MOST LOCATIONS WITH ADDITIONAL ACCUMULATIONS OF
AROUND AN INCH IN MOST LOCATIONS. HOWEVER...MODERATE TO
OCCASIONALLY HEAVY SNOW WILL CONTINUE FOR MUCH OF TONIGHT ALONG
PORTIONS OF THE SOUTH SHORE OF LAKE SUPERIOR... WITH LAKE EFFECT
SNOW SHOWERS PERSISTING INTO FRIDAY MORNING ACROSS THE GOGEBIC
RANGE. STORM TOTAL SNOW AMOUNTS WILL GENERALLY RANGE FROM 2 TO 5
INCHES. HOWEVER...LOCALLY HIGHER AMOUNTS FROM 7 TO 10 INCHES ARE
EXPECTED ACROSS THE GOGEBIC RANGE.

WIZ004-210315-
/O.UPG.KDLH.WW.Y.0021.000000T0000Z-121221T1500Z/
/O.NEW.KDLH.WS.W.0010.121220T2149Z-121221T1500Z/
IRON-
INCLUDING THE CITY OF...HURLEY
349 PM CST THU DEC 20 2012

...WINTER STORM WARNING IN EFFECT UNTIL 9 AM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 9 AM CST FRIDAY. THIS UPGRADES THE WINTER WEATHER ADVISORY
FOR SNOW WHICH HAD BEEN IN EFFECT.

* LOCATION...IRON COUNTY IN NORTHWEST WISCONSIN.

* TIMING...THROUGH MID-MORNING FRIDAY.

* SNOW ACCUMULATIONS...STORM TOTALS OF 8 TO 10 INCHES ACROSS THE
  GOGEBIC RANGE AND NORTHERN IRON COUNTY. GENERALLY 3 TO 6 INCHES
  ELSEWHERE.

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH GUSTS OVER 30 MPH
  THROUGH AT LEAST MIDNIGHT TONIGHT.

* VISIBILITY...HALF MILE TO 1 MILE ON AVERAGE...BUT MANY LOCATIONS
  WILL BE LESS THAN A QUARTER MILE AT TIMES IN BLOWING AND
  DRIFTING SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2
  NEAR LAKE SUPERIOR AND OTHER ROADS ON THE GOGEBIC RANGE.

* IMPACTS...ROADS WILL REMAIN SNOW AND ICE COVERED AND
  SLIPPERY...IN ADDITION TO RESTRICTED VISIBILITY IN BLOWING AND
  DRIFTING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THE
COMBINATION OF STRONG WINDS AND FALLING AND BLOWING SNOW WILL
CAUSE LOW VISIBILITY AND DRIFTING SNOW. SNOW AND ICE COVERED
ROADS...AND DANGEROUS TRAVEL CONDITIONS CAN BE EXPECTED. DELAY
TRAVEL IF POSSIBLE. IF YOU MUST TRAVEL...USE EXTREME CAUTION AND
ALLOW EXTRA TIME TO REACH YOUR DESTINATION. KEEP A WINTER
SURVIVAL KIT IN YOUR VEHICLE... INCLUDING A FLASHLIGHT...FOOD...AND
WATER. LET SOMEONE KNOW YOUR TRAVEL ROUTE AND EXPECTED ARRIVAL
TIME AND HAVE A CELL PHONE IN CASE YOU BECOME STRANDED.

&&

$$

WIZ008-009-210300-
/O.CON.KDLH.WW.Y.0021.000000T0000Z-121221T0300Z/
SAWYER-PRICE-
INCLUDING THE CITIES OF...HAYWARD...PHILLIPS
349 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW ...WHICH IS IN EFFECT UNTIL 9 PM CST
THIS EVENING.

* LOCATION...PRICE AND SAWYER COUNTIES OF NORTHWESTERN 
  WISCONSIN...INCLUDING THE CITIES OF HAYWARD...WINTER...PARK 
  FALLS AND PHILLIPS. 

* TIMING...THROUGH 9 PM THIS EVENING.

* SNOW ACCUMULATIONS...STORM TOTAL ACCUMULATION 2 TO 5 INCHES.

* WINDS...NORTH WINDS FROM 10 TO 20 MPH WITH SOME GUSTS TO 25 MPH.

* VISIBILITY...GENERALLY BETWEEN A HALF MILE AND 1 MILE THROUGH 8
  OR 9 PM...THEN IMPROVING RAPIDLY OVERNIGHT.

* IMPACTS...MOST ROADS WILL REMAIN SNOW AND ICE COVERED AND
  SLIPPERY IN THE ADVISORY AREA...WITH SOME AREAS OF BLOWING AND
  DRIFTING SNOW IN OPEN AND EXPOSED AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT ACCUMULATING SNOW
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND REDUCED VISIBILITY...USE CAUTION WHILE DRIVING... AND
ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

&&

$$

WIZ003-210315-
/O.CON.KDLH.WW.Y.0021.000000T0000Z-121221T1500Z/
ASHLAND-
INCLUDING THE CITY OF...ASHLAND
349 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 9 AM CST
FRIDAY.

* LOCATION...ASHLAND COUNTY OF NORTHWESTERN WISCONSIN.

* TIMING...THROUGH 9 AM FRIDAY MORNING.

* SNOW ACCUMULATIONS...2 TO 5 INCHES. HEAVIEST AMOUNTS ARE EXPECTED
  ON THE BAYFIELD PENINSULA... AND IN THE MELLEN AND HIGH BRIDGE
  AREAS.

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH SOME HIGHER GUSTS.

* VISIBILITY...GENERALLY A HALF MILE TO A MILE...WITH SOME LOCAL
  RESTRICTIONS TO LESS THAN A QUARTER MILE IN BLOWING AND DRIFTING
  SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 NEAR LAKE
  SUPERIOR.

* IMPACTS...MOST ROADS WILL REMAIN SNOW COVERED AND SLIPPERY IN
  THE ADVISORY AREA...WITH AREAS OF BLOWING AND DRIFTING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT ACCUMULATING SNOW
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND REDUCED VISIBILITY...AND USE CAUTION WHILE DRIVING.
ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

&&

$$
 MILLER/TENTINGER
5 follow-up statements
032 
WWUS43 KDLH 210137
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
737 PM CST THU DEC 20 2012

...SNOW TO PERSIST ACROSS NORTHWEST WISCONSIN INTO TONIGHT...

.A POWERFUL WINTER STORM WILL CONTINUE TO MOVE NORTHWARD INTO
NORTHERN LOWER MICHIGAN BY LATE TONIGHT. THUS...LIGHT TO MODERATE
SNOW WILL CONTINUE INTO THIS EVENING ACROSS NORTHWEST WISCONSIN.
SNOW SHOULD TAPER TO FLURRIES FROM WEST TO EAST THROUGH 9 OR
10 PM THIS EVENING IN MOST LOCATIONS WITH ADDITIONAL
ACCUMULATIONS OF AROUND AN INCH IN MOST LOCATIONS. HOWEVER...
MODERATE TO OCCASIONALLY HEAVY SNOW WILL CONTINUE FOR MUCH OF
TONIGHT ALONG PORTIONS OF THE SOUTH SHORE OF LAKE SUPERIOR...
WITH LAKE EFFECT SNOW SHOWERS PERSISTING INTO FRIDAY MORNING
ACROSS THE GOGEBIC RANGE. STORM TOTAL SNOW AMOUNTS WILL GENERALLY
RANGE FROM 2 TO 5 INCHES. HOWEVER...LOCALLY HIGHER AMOUNTS FROM
7 TO 10 INCHES ARE EXPECTED ACROSS THE GOGEBIC RANGE.

WIZ008-009-210245-
/O.CAN.KDLH.WW.Y.0021.000000T0000Z-121221T0300Z/
SAWYER-PRICE-
INCLUDING THE CITIES OF...HAYWARD...PHILLIPS
737 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY IS CAN CELLED...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS CAN CELLED THE WINTER
WEATHER ADVISORY. 

ACCUMULATING SNOW HAS ENDED IN THIS ADVISORY AREA.

$$

WIZ004-210945-
/O.CON.KDLH.WS.W.0010.000000T0000Z-121221T1500Z/
IRON-
INCLUDING THE CITY OF...HURLEY
737 PM CST THU DEC 20 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 9 AM CST
FRIDAY.

* LOCATION...IRON COUNTY IN NORTHWEST WISCONSIN.

* TIMING...THROUGH MID-MORNING FRIDAY.

* SNOW ACCUMULATIONS...STORM TOTALS OF 9 TO 12 INCHES ACROSS THE
  GOGEBIC RANGE AND NORTHERN IRON COUNTY ARE EXPECTED. GENERALLY 3
  TO 6 INCHES WILL OCCUR ELSEWHERE. SNOW RATES OF ONE INCH PER
  HOUR WILL OCCUR TONIGHT.

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH GUSTS OVER 30 MPH
  THROUGH AT LEAST MIDNIGHT TONIGHT WILL CAUSE BLOWING AND
  DRIFTING. 

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND DRIFTING
  SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 AND OTHER
  ROADS ON THE GOGEBIC RANGE.

* IMPACTS...ROADS WILL REMAIN SNOW AND ICE COVERED AND 
  SLIPPERY...IN ADDITION TO RESTRICTED VISIBILITY IN BLOWING AND 
  DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THE
COMBINATION OF STRONG WINDS AND FALLING AND BLOWING SNOW WILL
CAUSE LOW VISIBILITY AND DRIFTING SNOW. SNOW AND ICE COVERED
ROADS...AND DANGEROUS TRAVEL CONDITIONS CAN BE EXPECTED. DELAY
TRAVEL IF POSSIBLE. IF YOU MUST TRAVEL...USE EXTREME CAUTION AND
ALLOW EXTRA TIME TO REACH YOUR DESTINATION. KEEP A WINTER
SURVIVAL KIT IN YOUR VEHICLE... INCLUDING A FLASHLIGHT...FOOD...
AND WATER. LET SOMEONE KNOW YOUR TRAVEL ROUTE AND EXPECTED
ARRIVAL TIME AND HAVE A CELL PHONE IN CASE YOU BECOME STRANDED.

&&

$$

WIZ001-002-210600-
/O.EXB.KDLH.WW.Y.0021.000000T0000Z-121221T0600Z/
DOUGLAS-BAYFIELD-
INCLUDING THE CITIES OF...SUPERIOR...WASHBURN
737 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT.

* LOCATION...DOUGLAS AND BAYFIELD COUNTIES OF NORTHWESTERN
  WISCONSIN.

* TIMING...THROUGH 9 AM FRIDAY MORNING.

* SNOW ACCUMULATIONS...OF 3 TO 6 INCHES WILL OCCUR TONIGHT. THE
  GREATEST AMOUNTS ARE EXPECTED IN THE LAKE NEBAGAMON AREA AND
  ALONG AND NORTH OF U. S. HIGHWAY 2... INCLUDING MAPLE...BRULE
  AND IRON RIVER

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH SOME HIGHER GUSTS
  WILL CAUSE BLOWING AND DRIFTING SNOW. 

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND DRIFTING
  SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 AND HIGHWAY 63.

* IMPACTS...MOST ROADS WILL REMAIN SNOW COVERED AND SLIPPERY IN 
  THE ADVISORY AREA...WITH AREAS OF BLOWING AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT ACCUMULATING SNOW
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND REDUCED VISIBILITY...AND USE CAUTION WHILE DRIVING.
ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

&&

$$

WIZ003-210945-
/O.CON.KDLH.WW.Y.0021.000000T0000Z-121221T1500Z/
ASHLAND-
INCLUDING THE CITY OF...ASHLAND
737 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 9 AM CST
FRIDAY.

* LOCATION...ASHLAND COUNTY OF NORTHWESTERN WISCONSIN.

* TIMING...THROUGH 9 AM FRIDAY MORNING.

* SNOW ACCUMULATIONS...2 TO 5 INCHES. HEAVIEST AMOUNTS ARE 
  EXPECTED ON THE BAYFIELD PENINSULA... AND IN THE MELLEN AND 
  HIGH BRIDGE AREAS. 

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH SOME HIGHER GUSTS.

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND DRIFTING
  SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 AND HIGHWAY 13.
 
* IMPACTS...MOST ROADS WILL REMAIN SNOW COVERED AND SLIPPERY IN 
  THE ADVISORY AREA...WITH AREAS OF BLOWING AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT ACCUMULATING SNOW
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND REDUCED VISIBILITY...AND USE CAUTION WHILE DRIVING.
ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

&&

$$

CHRISTENSON
960 
WWUS43 KDLH 210140 CCA
WSWDLH

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE DULUTH MN
740 PM CST THU DEC 20 2012

...SNOW TO PERSIST ACROSS NORTHWEST WISCONSIN INTO TONIGHT...

.A POWERFUL WINTER STORM WILL CONTINUE TO MOVE NORTHWARD INTO
NORTHERN LOWER MICHIGAN BY LATE TONIGHT. THUS...LIGHT TO MODERATE
SNOW WILL CONTINUE INTO THIS EVENING ACROSS NORTHWEST WISCONSIN.
SNOW SHOULD TAPER TO FLURRIES FROM WEST TO EAST THROUGH 9 OR
10 PM THIS EVENING IN MOST LOCATIONS WITH ADDITIONAL
ACCUMULATIONS OF AROUND AN INCH IN MOST LOCATIONS. HOWEVER...
MODERATE TO OCCASIONALLY HEAVY SNOW WILL CONTINUE FOR MUCH OF
TONIGHT ALONG PORTIONS OF THE SOUTH SHORE OF LAKE SUPERIOR...
WITH LAKE EFFECT SNOW SHOWERS PERSISTING INTO FRIDAY MORNING
ACROSS THE GOGEBIC RANGE. STORM TOTAL SNOW AMOUNTS WILL GENERALLY
RANGE FROM 2 TO 5 INCHES. HOWEVER...LOCALLY HIGHER AMOUNTS FROM
7 TO 10 INCHES ARE EXPECTED ACROSS THE GOGEBIC RANGE.

WIZ008-009-210245-
/O.COR.KDLH.WW.Y.0021.000000T0000Z-121221T0300Z/
SAWYER-PRICE-
INCLUDING THE CITIES OF...HAYWARD...PHILLIPS
740 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY IS CANCELED...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS CANCELED THE WINTER
WEATHER ADVISORY.

ACCUMULATING SNOW HAS ENDED IN THIS ADVISORY AREA.

$$

WIZ004-211000-
/O.CON.KDLH.WS.W.0010.000000T0000Z-121221T1500Z/
IRON-
INCLUDING THE CITY OF...HURLEY
740 PM CST THU DEC 20 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 9 AM CST
FRIDAY.

* LOCATION...IRON COUNTY IN NORTHWEST WISCONSIN.

* TIMING...THROUGH MID-MORNING FRIDAY.

* SNOW ACCUMULATIONS...STORM TOTALS OF 9 TO 12 INCHES ACROSS THE
  GOGEBIC RANGE AND NORTHERN IRON COUNTY ARE EXPECTED. GENERALLY 3
  TO 6 INCHES WILL OCCUR ELSEWHERE. SNOW RATES OF ONE INCH PER
  HOUR WILL OCCUR TONIGHT.

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH GUSTS OVER 30 MPH
  THROUGH AT LEAST MIDNIGHT TONIGHT WILL CAUSE BLOWING AND
  DRIFTING. 

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND DRIFTING
  SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 AND OTHER
  ROADS ON THE GOGEBIC RANGE.

* IMPACTS...ROADS WILL REMAIN SNOW AND ICE COVERED AND 
  SLIPPERY...IN ADDITION TO RESTRICTED VISIBILITY IN BLOWING AND 
  DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THE
COMBINATION OF STRONG WINDS AND FALLING AND BLOWING SNOW WILL
CAUSE LOW VISIBILITY AND DRIFTING SNOW. SNOW AND ICE COVERED
ROADS...AND DANGEROUS TRAVEL CONDITIONS CAN BE EXPECTED. DELAY
TRAVEL IF POSSIBLE. IF YOU MUST TRAVEL...USE EXTREME CAUTION AND
ALLOW EXTRA TIME TO REACH YOUR DESTINATION. KEEP A WINTER
SURVIVAL KIT IN YOUR VEHICLE... INCLUDING A FLASHLIGHT...FOOD...
AND WATER. LET SOMEONE KNOW YOUR TRAVEL ROUTE AND EXPECTED
ARRIVAL TIME AND HAVE A CELL PHONE IN CASE YOU BECOME STRANDED.

&&

$$

WIZ001-002-210600-
/O.EXB.KDLH.WW.Y.0021.000000T0000Z-121221T0600Z/
DOUGLAS-BAYFIELD-
INCLUDING THE CITIES OF...SUPERIOR...WASHBURN
740 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT.

* LOCATION...DOUGLAS AND BAYFIELD COUNTIES OF NORTHWESTERN
  WISCONSIN.

* TIMING...THROUGH 9 AM FRIDAY MORNING.

* SNOW ACCUMULATIONS...OF 3 TO 6 INCHES WILL OCCUR TONIGHT. THE
  GREATEST AMOUNTS ARE EXPECTED IN THE LAKE NEBAGAMON AREA AND
  ALONG AND NORTH OF U. S. HIGHWAY 2... INCLUDING MAPLE...BRULE
  AND IRON RIVER

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH SOME HIGHER GUSTS
  WILL CAUSE BLOWING AND DRIFTING SNOW. 

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND DRIFTING
  SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 AND HIGHWAY 63.

* IMPACTS...MOST ROADS WILL REMAIN SNOW COVERED AND SLIPPERY IN 
  THE ADVISORY AREA...WITH AREAS OF BLOWING AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT ACCUMULATING SNOW
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND REDUCED VISIBILITY...AND USE CAUTION WHILE DRIVING.
ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

&&

$$

WIZ003-211000-
/O.CON.KDLH.WW.Y.0021.000000T0000Z-121221T1500Z/
ASHLAND-
INCLUDING THE CITY OF...ASHLAND
740 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 9 AM CST
FRIDAY.

* LOCATION...ASHLAND COUNTY OF NORTHWESTERN WISCONSIN.

* TIMING...THROUGH 9 AM FRIDAY MORNING.

* SNOW ACCUMULATIONS...2 TO 5 INCHES. HEAVIEST AMOUNTS ARE 
  EXPECTED ON THE BAYFIELD PENINSULA... AND IN THE MELLEN AND 
  HIGH BRIDGE AREAS. 

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH SOME HIGHER GUSTS.

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND DRIFTING
  SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 AND HIGHWAY 13.
 
* IMPACTS...MOST ROADS WILL REMAIN SNOW COVERED AND SLIPPERY IN 
  THE ADVISORY AREA...WITH AREAS OF BLOWING AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT ACCUMULATING SNOW
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND REDUCED VISIBILITY...AND USE CAUTION WHILE DRIVING.
ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

&&

$$

CHRISTENSON
351 
WWUS43 KDLH 210351
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
951 PM CST THU DEC 20 2012


WIZ001-002-210500-
/O.CAN.KDLH.WW.Y.0021.000000T0000Z-121221T0600Z/
DOUGLAS-BAYFIELD-
INCLUDING THE CITIES OF...SUPERIOR...WASHBURN
951 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

SNOW HAD DIMINISHED ACROSS THE ADVISORY AREA.

$$

WIZ004-211200-
/O.CON.KDLH.WS.W.0010.000000T0000Z-121221T1500Z/
IRON-
INCLUDING THE CITY OF...HURLEY
951 PM CST THU DEC 20 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER STORM
WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 9 AM CST
FRIDAY.

* LOCATION...IRON COUNTY IN NORTHWEST WISCONSIN.

* TIMING...THROUGH MID-MORNING FRIDAY.

* SNOW ACCUMULATIONS...STORM TOTALS OF 9 TO 12 INCHES ACROSS THE
  GOGEBIC RANGE AND NORTHERN IRON COUNTY ARE EXPECTED. GENERALLY 3
  TO 6 INCHES WILL OCCUR ELSEWHERE. SNOW RATES OF ONE INCH PER
  HOUR WILL OCCUR TONIGHT. AT 7 PM THERE WAS 8 INCHES OF NEW SNOW
  AT GILE WITH A RATE OF ONE INCH OF SNOW PER HOUR. 

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH GUSTS OVER 30 MPH
  THROUGH TONIGHT WILL CAUSE BLOWING AND DRIFTING.

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW 
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND 
  DRIFTING SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 
  AND OTHER ROADS ON THE GOGEBIC RANGE. 

* IMPACTS...ROADS WILL REMAIN SNOW AND ICE COVERED AND 
  SLIPPERY...IN ADDITION TO RESTRICTED VISIBILITY IN BLOWING AND 
  DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THE
COMBINATION OF STRONG WINDS AND FALLING AND BLOWING SNOW WILL
CAUSE LOW VISIBILITY AND DRIFTING SNOW. SNOW AND ICE COVERED
ROADS...AND DANGEROUS TRAVEL CONDITIONS CAN BE EXPECTED. DELAY
TRAVEL IF POSSIBLE. IF YOU MUST TRAVEL...USE EXTREME CAUTION AND
ALLOW EXTRA TIME TO REACH YOUR DESTINATION. KEEP A WINTER
SURVIVAL KIT IN YOUR VEHICLE... INCLUDING A FLASHLIGHT...FOOD...
AND WATER. LET SOMEONE KNOW YOUR TRAVEL ROUTE AND EXPECTED
ARRIVAL TIME AND HAVE A CELL PHONE IN CASE YOU BECOME STRANDED.

&&

$$

WIZ003-211200-
/O.CON.KDLH.WW.Y.0021.000000T0000Z-121221T1500Z/
ASHLAND-
INCLUDING THE CITY OF...ASHLAND
951 PM CST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 9 AM CST
FRIDAY.

* LOCATION...ASHLAND COUNTY OF NORTHWESTERN WISCONSIN.

* TIMING...THROUGH 9 AM FRIDAY MORNING.

* SNOW ACCUMULATIONS...3 TO 6 INCHES. HEAVIEST AMOUNTS ARE 
  EXPECTED ON THE BAYFIELD PENINSULA... AND IN THE MELLEN AND 
  HIGH BRIDGE AREAS. 

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH SOME HIGHER GUSTS.

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW 
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND 
  DRIFTING SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 
  AND HIGHWAY 13. 

* IMPACTS...MOST ROADS WILL REMAIN SNOW COVERED AND SLIPPERY IN 
  THE ADVISORY AREA...WITH AREAS OF BLOWING AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT ACCUMULATING SNOW
WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND REDUCED VISIBILITY...AND USE CAUTION WHILE DRIVING.
ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

&&

$$
264 
WWUS43 KDLH 210956
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
356 AM CST FRI DEC 21 2012

WIZ003-211100-
/O.CAN.KDLH.WW.Y.0021.000000T0000Z-121221T1500Z/
ASHLAND-
INCLUDING THE CITY OF...ASHLAND
356 AM CST FRI DEC 21 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

DRY AIR HAS INCREASED OVER THE AREA WITH GUSTY NORTHWEST WINDS.
SNOW HAS ENDED IN MOST OF THE COUNTY. 

$$

WIZ004-211200-
/O.EXT.KDLH.WS.W.0010.000000T0000Z-121221T1200Z/
IRON-
INCLUDING THE CITY OF...HURLEY
356 AM CST FRI DEC 21 2012

...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM CST EARLY THIS
MORNING...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER STORM
WARNING FOR SNOW...WHICH IS IN EFFECT UNTIL 6 AM CST EARLY THIS
MORNING.

* LOCATION...IRON COUNTY IN NORTHWEST WISCONSIN.

* TIMING...THROUGH EARLY MORNING FRIDAY.

* SNOW ACCUMULATIONS...SNOW WILL DIMINISH IN MOST AREAS BY EARLY
  MORNING. STORM TOTALS OF 9 TO 12 INCHES ACROSS THE GOGEBIC RANGE
  AND NORTHERN IRON COUNTY HAVE OCCURED. AT 10 PM THERE WAS 10
  INCHES OF NEW SNOW AT GILE. GENERALLY 3 TO 6 INCHES MAY HAVE
  OCCURED ELSEWHERE.

* WINDS...NORTH WINDS FROM 15 TO 25 MPH WITH GUSTS OVER 30 MPH WILL
  CAUSE BLOWING AND DRIFTING.

* VISIBILITY...MANY LOCATIONS WILL HAVE DANGEROUSLY LOW 
  VISIBILITIES OF LESS THAN A QUARTER MILE IN BLOWING AND 
  DRIFTING SNOW...ESPECIALLY ON EXPOSED STRETCHES OF HIGHWAY 2 
  AND OTHER ROADS ON THE GOGEBIC RANGE. 

* IMPACTS...ROADS WILL REMAIN SNOW AND ICE COVERED AND 
  SLIPPERY...IN ADDITION TO RESTRICTED VISIBILITY IN BLOWING AND 
  DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THE
COMBINATION OF STRONG WINDS AND FALLING AND BLOWING SNOW WILL
CAUSE LOW VISIBILITY AND DRIFTING SNOW. SNOW AND ICE COVERED
ROADS...AND DANGEROUS TRAVEL CONDITIONS CAN BE EXPECTED. DELAY
TRAVEL IF POSSIBLE. IF YOU MUST TRAVEL...USE EXTREME CAUTION AND
ALLOW EXTRA TIME TO REACH YOUR DESTINATION. KEEP A WINTER
SURVIVAL KIT IN YOUR VEHICLE... INCLUDING A FLASHLIGHT...FOOD...
AND WATER. LET SOMEONE KNOW YOUR TRAVEL ROUTE AND EXPECTED
ARRIVAL TIME AND HAVE A CELL PHONE IN CASE YOU BECOME STRANDED.

&&

$$
673 
WWUS43 KDLH 211153
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
553 AM CST FRI DEC 21 2012

...WINTER STORM MOVING FARTHER EAST THIS MORNING...

.SNOW ENDING BUT GUSTY WINDS REMAIN...

WIZ004-211300-
/O.EXP.KDLH.WS.W.0010.000000T0000Z-121221T1200Z/
IRON-
INCLUDING THE CITY OF...HURLEY
553 AM CST FRI DEC 21 2012

...WINTER STORM WARNING WILL EXPIRE AT 6 AM CST EARLY THIS
MORNING...

A MAJOR WINTER STORM SYSTEM HAS SHIFTED FARTHER EAST EARLY THIS
MORNING. GUSTY WINDS REMAIN ACROSS THE REGION WITH SNOW SHOWERS
POSSIBLE AT TIMES. TRAVEL SOUTH AND EAST OF THE REGION WILL
REQUIRE EXTRA TIME AS ROADS REMAIN SNOW COVERED.

$$

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 Duluth, MN wrote its last area forecast discussion before this winter storm warning went out at Dec 20, 12:06 PM CST, 3 hours 43 minutes earlier.

Area forecast discussion, Dec 20, 12:06 PM CST, 3 hours 43 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE DULUTH MN
1206 PM CST THU DEC 20 2012

.UPDATE...
SURFACE LOW PRESSURE ASSOCIATED WITH THE MAJOR WINTER STORM
LIFTING NEWD TOWARD THE GREAT LAKES IS CENTERED JUST SOUTHWEST OF
CHICAGO AT MIDDAY..WITH AN EXPANSIVE SHIELD OF SNOW TO THE NORTH
AND NORTHWEST OF THE LOW CENTER ACROSS MOST OF THE STATE OF
WISCONSIN.

THE HEAVIEST SNOWFALL RATES AND AMOUNTS WITH THIS STORM WILL
REMAIN TO THE SOUTHEAST OF THE NWS DULUTH CWA..BUT A PERSISTENT
LIGHT TO AT TIMES MODERATE SNOWFALL WILL CONTINUE INTO THIS
EVENING ACROSS A LARGE PART OF NORTHWEST WISCONSIN. THUS FAR THE
GREATEST SNOW TOTALS HAVE BEEN AROUND 3 INCHES IN PARTS OF PRICE
COUNTY..AND GENERAL 1-2 INCH TOTALS FROM THE HAYWARD LAKES AREA
NNEWD TO NEAR ASHLAND AND THE BAYFIELD PENINSULA. SPOTTERS ALSO
INDICATE MOSTLY SMALL FLAKES..INDICATIVE OF STEADY BUT MODEST
FORCED ASCENT/SUPERSATURATION OVER ICE IN THE DGZ..MOSTLY AS
PREDICTED BY THE SHORT RANGE MODELS. SNOWFALL RATES MAY PICK UP A
BIT IN THE 1-4 PM TIME FRAME SOUTHEAST OF ROUGHLY A WINTER TO
IRONWOOD LINE AS AREA OF ENHANCED CLOUD TOPS CLEARLY VISIBLE IN
IR/VIZ SAT IMAGERY LIFTS NORTHWARD INTO THE PRICE COUNTY AREA.
HOWEVER..MORE FOCUSED INTENSE LIFT AND SNOWFALL RATES OF 1/2
INCH/HOUR OR GREATER ARE EXPECTED TO REMAIN SOUTHEAST OF PRICE
COUNTY THRU THE AFTRERNOON.

WE STILL BELIEVE THAT A GENERAL 2 TO 5 INCH STORM TOTAL
ACCUMULATION RANGE LOOKS GOOD FOR MOST AREAS..WITH THE GREATEST
TOTALS OVER PRICE AND SOUTHEAST IRON COUNTIES THRU THIS EVENING.
LAKE ENHANCEMENT..WITH A TRANSITION TO MORE PURE LAKE EFFECT SNOW
SHOWERS IS EXPECTED THIS EVENING FOR THE SNOWBELT AREAS OF THE
SOUTH SHORE. HOWEVER..WINDOW OF TIME FOR SUPERPOSITION OF GOOD
NORTHERLY FETCH/SATURATION THRU 700 MB AND DEEP LAYER OF STEEP
LOW LEVEL LAPSE RATES IS ONLY ABOUT 4-6 HOURS. OVERALL..SOME OF
THE FAVORED LOCATIONS COULD SEE UPWARDS OF 7 INCHES ALONG THE
GOGEBIC RANGE BY LATE MORNING FRIDAY WHEN THINGS SHOULD BE
SHUTTING DOWN. OVERALL THE TIMING AND THEME OF MESSAGE IN THE
WINTER WEATHER PRODUCTS APPEARS VERY GOOD..AND WE HAVE ONLY MADE
MINOR TWEAKS TO THE GRIDS AND OFFICIAL FORECAST.

STRONGER LOW LEVEL COLD ADVECTION WILL BLEED INTO THE AREA THIS
EVENING AND OVERNIGHT..AND WILL LIKELY RESULT IN PERIODS OF
FLURRIES FOR MUCH OF NRN MN UNTIL AFTER MIDNIGHT. UPDATES TO ALL
GRIDS/TEXT PRODUCTS AND GRAPHICAST ARE ALREADY AVAILABLE.

&&

.AVIATION...18Z TAF ISSUANCE...
CEILINGS WILL WAIVER BETWEEN IFR AND LOW-END MVFR THROUGH MOST OF
THE DAY TODAY WITH A FEW FLURRIES POSSIBLE ACROSS THE NRN
TERMINALS. HYR WILL BE THE MAIN SITE IMPACTED BY -SN...WITH
OCCASIONAL REDUCTIONS IN VSBYS THROUGH THIS EVENING. COULD SEE
VSBYS DROP TO LIFR IN MDT SNOW SHOWERS. OTHERWISE...MAIN CHANGES
TO PREVIOUS SET OF TAFS WAS TO DELAY THE CLEARING AND ONSET OF VFR
CONDITIONS FROM WEST TO EAST UNTIL AFTER MIDNIGHT AND INTO EARLY
FRI MORNING. WINDS WILL REMAIN GUSTY TODAY FROM THE NORTH...WITH
WINDS BACKING SLIGHTLY AND DIMINISHING BY FRI MORNING.

&&

PREV DISCUSSION... /ISSUED 233 AM CST THU DEC 20 2012/

SHORT TERM...A WEAK SFC LOW CENTER WAS MOVING ALONG THE
INTERNATIONAL BORDER AT 08Z WITH A COLD FRONT FROM THE TIP OF
THE ARROWHEAD TO NW WI. MEANWHILE...THE LARGE SFC LOW CENTER THAT
WILL BRING THE BULK OF THE SNOW TODAY THROUGH FRIDAY WAS JUST
REACHING SOUTH CENTRAL MO AT 08Z. MODELS REMAIN IN GENERAL
AGREEMENT WITH THE EVOLUTION OF THIS LOW AS IT LIFTS NEWD TO NEAR
SW LOWER MI BY 00Z FRIDAY. LIGHT SNOW WAS BEGINNING TO REACH THE
SOUTHERN COUNTIES IN NW WI BY 08Z.

MADE SOME MINOR CHANGES TODAY SINCE THE COLD FRONT HAS PASSED
THROUGH A LARGE PORTION OF THE FA. HAVE ALIGNED THE POPS/WEATHER/QPF
ALONG AND AHEAD OF THE COLD FRONT WHERE THE BEST LIFT WILL BE
FOCUSED. THE ONLY DIFFERENCE AMONGST THE MODELS AT THIS POINT IS THE
OVERALL LOCATION OF QPF AND SUBSEQUENTLY SNOW AMOUNTS. EVEN THE
LATEST HIRES MODELS ARE OFFERING DIFFERENT SOLUTIONS OF QPF/SNOW
PLACEMENT. REGARDLESS...WILL MAKE NO CHANGES TO HEADLINES...BUT DID
ADJUST QPF/SNOW AMOUNTS TO HPC SOLUTIONS.

AS THE LOW MOVES INTO SW MI...THE SYNOPTIC SNOW WILL TRANSITION TO
LAKE EFFECT SNOW AS THE WIND TURNS TO THE N BY THIS AFTERNOON AND NW
BY 00Z FRIDAY. COLDER AIR WILL BEGIN TO BE USHERED INTO THE FA ON
THE BACKSIDE OF THE AFOREMENTIONED LOW. THE WIND THEN SWITCHES TO A
WNW DIRECTION LATE TONIGHT WHICH WILL PUSH THE BETTER LES TOWARD
UPPER MI...BUT STILL HAVE HIGH/CATEGORICAL POPS IN PLACE OVER THE
GOGEBIC RANGE WITH LOWER POPS FURTHER INLAND.

THE WIND WILL DIMINISH LATE TONIGHT AS THE PRESSURE GRADIENT
SLACKENS...BUT REMAIN OUT OF THE WNW. KEPT THE MENTION FOR SNOW
PRIMARILY OVER ASHLAND AND IRON COUNTIES AND INTO NORTHERN PRICE
COUNTY BETWEEN 06Z AND 12Z FRIDAY. ON FRIDAY...UPPER LEVEL/SFC
RIDGING ARE BUILDING ACROSS THE FA WITH DRIER AIR ARRIVING. THIS
WILL END THE LES BY 15Z WHEN THE 1000-850MB LAYER RH DROPS TO NEAR
70 PERCENT AND THE WIND CONTINUES TO SUBSIDE.

LONG TERM...FRIDAY NIGHT THROUGH WEDNESDAY.

AN UPPER LEVEL RIDGE WILL BE IN PLACE OVER THE NORTHERN GREAT PLAINS
AND UPPER MISSISSIPPI VALLEY TO START THE EXTENDED PERIOD THIS
UPCOMING WEEKEND. TEMPERATURES LOOK TO REMAIN BELOW NORMAL. AN UPPER
LEVEL TROUGH WILL MOVE IN FROM THE NORTHERN GREAT PLAINS ON MONDAY
THAT WILL BRING A CHANCE OF LIGHT SNOW TO THE NORTHLAND. SURFACE
HIGH PRESSURE WILL BUILD IN FOR TUESDAY AND WEDNESDAY. THE STORM
SYSTEM FORECASTED AROUND CHRISTMAS DAY TO AFFECT PORTIONS OF THE
UPPER MIDWEST WILL PROBABLY TAKE A TRACK ALONG THE OHIO RIVER VALLEY
AND HAS SLOWED DOWN A DAY ACCORDING TO THE LATEST GFS. THE EUROPEAN
TRACK IS A LITTLE FURTHER NORTH...SOMEWHAT SIMILAR TO THE CURRENT
STORM TRACK MOVING THROUGH THE UPPER MIDWEST. REGARDLESS...THE BULK
OF THE ACCUMULATING SNOWFALL WILL BE TO THE SOUTH AND EAST OF THE
NORTHLAND.

&&

.POINT TEMPS/POPS...
DLH  25   8  21   6 /  10  10   0   0
INL  18  -1  17   2 /   0   0   0  10
BRD  21   2  20   4 /   0   0   0   0
HYR  27  11  23   7 /  90  30   0   0
ASX  30  18  26  12 /  90  50  10   0

&&

.DLH WATCHES/WARNINGS/ADVISORIES...
MN...NONE.
WI...WINTER WEATHER ADVISORY UNTIL 9 PM CST THIS EVENING FOR WIZ008-
     009.

     WINTER WEATHER ADVISORY UNTIL 9 AM CST FRIDAY FOR WIZ003-004.

LS...SMALL CRAFT ADVISORY UNTIL 3 PM CST FRIDAY FOR LSZ121-140>148.

&&

SHORT TERM...MILLER
AVIATION...TENTINGER
Hazardous weather outlook, Dec 20, 4:18 AM CST, 11 hours 31 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DULUTH MN
418 AM CST THU DEC 20 2012

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-211130-
KOOCHICHING-NORTHERN ST. LOUIS-NORTHERN COOK/NORTHERN LAKE-
NORTHERN ITASCA-CENTRAL ST. LOUIS-SOUTHERN LAKE/LAKESHORE-
SOUTHERN COOK/LAKESHORE-NORTHERN CASS-SOUTHERN ITASCA-
SOUTHERN CASS-CROW WING-NORTHERN AITKIN-SOUTHERN AITKIN-
CARLTON/SOUTHERN ST. LOUIS-PINE-DOUGLAS-BAYFIELD-ASHLAND-IRON-
BURNETT-WASHBURN-SAWYER-PRICE-
418 AM CST THU DEC 20 2012

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

.DAY ONE...TODAY AND TONIGHT

A WINTER WEATHER ADVISORY IS IN EFFECT FOR A PORTION OF NORTHWEST
WISCONSIN. 3 TO 6 INCHES OF SNOW IS EXPECTED ALONG AND EAST OF
HIGHWAY 63 WITH LOCALLY HIGHER AMOUNTS ALONG THE GOGEBIC RANGE.
SEE THE LATEST WINTER WEATHER PRODUCTS FOR DETAILS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE WINTER WEATHER ADVISORY CONTINUES FOR ASHLAND AND IRON
COUNTIES UNTIL 9 AM MONDAY. SEE THE LATEST WINTER WEATHER
PRODUCTS FOR DETAILS.

.SPOTTER INFORMATION STATEMENT...

SNOWFALL SPOTTERS ARE ENCOURAGED TO CALL IN THEIR SNOW REPORTS TO
THE NATIONAL WEATHER SERVICE TODAY AND TONIGHT.

LSZ121-140>148-211130-
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-
418 AM CST THU DEC 20 2012

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

.DAY ONE...TODAY AND TONIGHT

GUSTY NORTHERLY WINDS ARE EXPECTED TODAY AND TONIGHT WHICH WILL
CREATE HAZARDOUS WAVES. A SMALL CRAFT ADVISORY IS IN EFFECT FOR
THE NEAR SHORE WATERS OF WESTERN LAKE SUPERIOR. SEE THE LATEST
MARINE PRODUCTS FOR DETAILS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE GUSTY NORTHERLY WINDS WILL CONTINUE FRIDAY AND WILL CREATE
HAZARDOUS WAVES. A SMALL CRAFT ADVISORY REMAINS IN EFFECT FOR THE
NEAR SHORE WATERS OF WESTERN LAKE SUPERIOR. SEE THE LATEST
MARINE PRODUCTS FOR DETAILS.

GSF

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

In the hours before

Local storm report, Dec 20, 11:02 AM CST, 4 hours 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1102 AM CST THU DEC 20 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1102 AM     SNOW             ASHLAND                 46.58N 90.87W
12/20/2012  M1.6 INCH        ASHLAND            WI   TRAINED SPOTTER

            MEASURED IN NEW ODANAH.

&&

RS
Local storm report, Dec 20, 11:30 AM CST, 4 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1130 AM CST THU DEC 20 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1129 AM     SNOW             5 SSE PHILLIPS          45.63N 90.35W
12/20/2012  M3.1 INCH        PRICE              WI   TRAINED SPOTTER

            VERY FINE SNOW.

&&

RS
Local storm report, Dec 20, 12:14 PM CST, 3 hours 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1214 PM CST THU DEC 20 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1214 PM     SNOW             2 ENE MERCER            46.18N 90.02W
12/20/2012  E1.0 INCH        IRON               WI   TRAINED SPOTTER

&&

RS
Local storm report, Dec 20, 12:48 PM CST, 3 hours 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DULUTH MN
1248 PM CST THU DEC 20 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1248 PM     SNOW             GILE                    46.43N 90.23W
12/20/2012  M3.5 INCH        IRON               WI   TRAINED SPOTTER

&&

RS
Local storm report, Dec 20, 2:35 PM CST, 1 hour 14 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DULUTH MN
235 PM CST THU DEC 20 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0745 AM     SNOW             HERBSTER                46.83N 91.26W
12/20/2012  M0.2 INCH        BAYFIELD           WI   TRAINED SPOTTER

0745 AM     SNOW             5 SW HERBSTER           46.78N 91.34W
12/20/2012  M0.2 INCH        BAYFIELD           WI   TRAINED SPOTTER

0845 AM     SNOW             3 SW WINTER             45.79N 91.06W
12/20/2012  E1.5 INCH        SAWYER             WI   TRAINED SPOTTER

0859 AM     SNOW             SHELL LAKE              45.74N 91.90W
12/20/2012  M1.0 INCH        WASHBURN           WI   TRAINED SPOTTER

0902 AM     SNOW             CORNUCOPIA              46.86N 91.10W
12/20/2012  M1.0 INCH        BAYFIELD           WI   TRAINED SPOTTER

1102 AM     SNOW             ASHLAND                 46.58N 90.87W
12/20/2012  M1.6 INCH        ASHLAND            WI   TRAINED SPOTTER

            MEASURED IN NEW ODANAH.

1129 AM     SNOW             5 SSE PHILLIPS          45.63N 90.35W
12/20/2012  M3.1 INCH        PRICE              WI   TRAINED SPOTTER

            VERY FINE SNOW.

0234 PM     SNOW             GILE                    46.43N 90.23W
12/20/2012  M5.0 INCH        IRON               WI   TRAINED SPOTTER

0234 PM     SNOW             2 ENE MERCER            46.18N 90.02W
12/20/2012  M2.8 INCH        IRON               WI   TRAINED SPOTTER

0234 PM     SNOW             2 S TURTLE FLAMBEAU FLO 46.05N 90.18W
12/20/2012  M3.0 INCH        IRON               WI   TRAINED SPOTTER

0234 PM     SNOW             PHILLIPS                45.70N 90.40W
12/20/2012  M4.0 INCH        PRICE              WI   LAW ENFORCEMENT

            LIGHTLY SNOWING

&&

RS

Nearby

Winter Storm Warnings in Wisconsin, 2012Every winter storm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.