Alert archive / Minnesota / Wind Chill Advisories in 2011

Wind Chill Advisory 2, NWS Duluth, MN

January 6, 20118 counties in Wisconsin; 10 counties in Minnesota

NWS Duluth, MN issued this wind chill advisory at Jan 6, 2011, 1:39 PM CST for 8 counties in Wisconsin; 10 counties in Minnesota. It took effect at Jan 7, 2011, 12:00 AM CST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Jan 6, 2011, 1:39 PM CST (19:39 UTC)
In effect from
Jan 7, 2011, 12:00 AM CST
Expired
Jan 7, 2011, 8:54 AM CST
In force
9 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 19:43 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, 7.7 hours before the alert went out and 224 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, International Fa, MN at 12:00Z on 2011-01-06Temperature 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, International Fa, MN at 12:00Z on 2011-01-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.1939587897Sfc1 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
735 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
159 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.

090 
WWUS43 KDLH 061939
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
139 PM CST THU JAN 6 2011

...HAZARDOUS WIND CHILLS ARE EXPECTED TONIGHT AND EARLY FRIDAY...
...HEAVY LAKE EFFECT SNOW MAY OCCUR OVER NORTHWEST WISCONSIN...

.A COMBINATION OF WIND AND SUBZERO COLD WILL RESULT IN HAZARDOUS
WIND CHILLS ACROSS ALL OF NORTHEAST MINNESOTA AND NORTHWEST
WISCONSIN LATE TONIGHT AND EARLY FRIDAY. IN OPEN LANDS...EXPOSED
FLESH COULD FREEZE IN AS LITTLE AS 20 MINUTES ACROSS NORTHWEST
MINNESOTA AND A HALF HOUR ACROSS THE UPPER SAINT CROIX VALLEY AND
NORTHWEST WISCONSIN. THERE IS A RISK OF DANGEROUS HYPOTHERMIA FOR
PEOPLE WHO DO NOT DRESS PROPERLY THEN REMAIN OUTSIDE FOR TOO LONG.

INCREASINGLY COLD AIR AND WINDS BECOMING GRADUALLY MORE ONSHORE
WILL CAUSE VIGOROUS SNOW SHOWERS TO DEVELOP OVER WESTERN LAKE
SUPERIOR AND MOVE ONSHORE INTO THE COASTAL COUNTIES OF NORTHWEST
WISCONSIN TONIGHT INTO THE WEEKEND. THERE IS A POTENTIAL FOR VERY
HEAVY SNOW RESULTING FROM THE SNOW SHOWERS.

SNOW SHOWERS ARE ALREADY MOVING ONSHORE INTO AREAS OF COASTAL
WISCONSIN EAST OF BAYFIELD PENINSULA TO THE MONTREAL RIVER VALLEY.
AS YET...HEAVY ACCUMULATING SNOW IS NOT BEING DETECTED NOR HAS YET
BEEN REPORTED. UP TO TWO INCHES OF SNOW HAVE BEEN REPORTED DURING
THE EARLY AFTERNOON IN PARTS OF THE GOGEBIC RANGE. HOWEVER
CONDITIONS WILL CONTINUE TO BECOME MORE FAVORABLE FOR HEAVY SNOW
BEGINNING LATE THIS AFTERNOON OR DURING THE NIGHT TONIGHT.

WIZ003-004-071000-
/O.NEW.KDLH.WC.Y.0002.110107T0600Z-110107T1800Z/
/O.CON.KDLH.LE.Y.0001.000000T0000Z-110107T0000Z/
/O.CON.KDLH.LE.A.0001.110107T0000Z-110109T0000Z/
ASHLAND-IRON-
INCLUDING THE CITIES OF...ASHLAND...HURLEY
139 PM CST THU JAN 6 2011

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
THIS EVENING...
...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 6 PM CST THIS
EVENING THROUGH SATURDAY AFTERNOON...
...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO NOON
CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WIND CHILL
ADVISORY FOR THE ASHLAND AREA THROUGH THE GOGEBIC RANGE EASTWARD
TO THE MONTREAL RIVER VALLEY...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO NOON CST FRIDAY. A LAKE EFFECT SNOW ADVISORY ALSO
REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING. IN ADDITION...A
LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 6 PM CST THIS
EVENING THROUGH SATURDAY AFTERNOON.

* TIMING AND LOCATION: SNOW SHOWERS WILL INCREASE IN INTENSITY AND
  COVERAGE FROM THE ASHLAND AREA EASTWARD THROUGH THE MONTREAL
  RIVER VALLEY LATE THIS AFTERNOON AND TONIGHT. A COMBINATION OF
  WINDS GUSTING UP TO 25 MPH AND TEMPERATURES NEAR OR BELOW ZERO
  WILL RESULT IN HAZARDOUS WIND CHILLS.

* SNOW ACCUMULATIONS: AN ADDITIONAL ONE TO THREE INCHES OF SNOW
  THROUGH THE AFTERNOON. THERE IS A POTENTIAL OF OVER A FOOT OF
  SNOW IN SOME SNOW-BELT AREAS TONIGHT THROUGH SATURDAY.

* IMPACTS: INCREASINTLY HEAVY SNOW SHOWERS WILL LOWER VISIBILITIES
  TO NEAR ZERO AT TIMES AND COVER...POSSIBLY BLOCKING SOME ROADS
  TONIGHT THROUGH SATURDAY. WIND GUSTING TO 25 MPH WILL CAUSE
  CONSIDERABLE BLOWING OF THE SNOW. THE WIND AND NEAR OR BELOW
  ZERO TEMPERATURES WILL CAUSE EXPOSED FLESH TO FREEZE IN AS
  LITTLE AS HALF AN HOUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF DRIVING THROUGH ASHLAND OR IRON COUNTY TODAY OR THIS WEEKEND...
ESPECIALLY ALONG U.S. HIGHWAY 2...YOU SHOULD ALLOW EXTRA TRAVEL
TIME. SLOW DOWN ON SNOW COVERED ROADS...AND BE ESPECIALLY CAREFUL
APPROACHING INTERSECTIONS. GIVE SNOW REMOVAL EQUIPMENT A WIDE
BERTH.

A WIND CHILL ADVISORY MEANS A COMBINATION OF BITTERLY COLD ARCTIC
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF YOU MUST VENTURE OUTDOORS...BE SURE TO COVER ALL
EXPOSED FLESH AS ANY EXPOSED FLESH CAN FREEZE IN 20 TO 30 MINUTES
WITH WIND CHILL VALUES FROM 25 BELOW TO 40 BELOW. THIS MAY RESULT
IN FROST BITE AND HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

WIZ002-071000-
/O.NEW.KDLH.WC.Y.0002.110107T0600Z-110107T1800Z/
/O.CON.KDLH.LE.A.0001.110107T0000Z-110109T0000Z/
BAYFIELD-
INCLUDING THE CITY OF...WASHBURN
139 PM CST THU JAN 6 2011

...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 6 PM CST THIS
EVENING THROUGH SATURDAY AFTERNOON...
...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO NOON
CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FOR AREAS AROUND BAYFIELD PENINSULA
FROM MIDNIGHT TONIGHT TO NOON CST FRIDAY. A LAKE EFFECT SNOW WATCH
ALSO REMAINS IN EFFECT FROM 6 PM CST THIS EVENING THROUGH SATURDAY
AFTERNOON.

* TIMING AND LOCATION: SNOW SHOWERS ARE POSSIBLE IN THE SNOWBELT
  OF NORTHERN BAYFIELD COUNTY ARE EXPECTED TO INCREASE IN
  INTENSITY TONIGHT AND CONTINUE INTO THE WEEKEND. A COMBINATION
  OF WINDS GUSTING UP TO 25 MPH AND TEMPERATURES NEAR OR BELOW
  ZERO WILL RESULT IN HAZARDOUS WIND CHILLS.

* SNOW ACCUMULATIONS: THERE IS POTENTIAL FOR 8 INCHES OR MORE OF
  SNOW ACCUMULATION OVER THE THE SNOWBELT OF NORTHERN BAYFIELD
  COUNTY TONIGHT INTO THE COMING WEEKEND.

* IMPACTS: TRAVEL WILL MAY BE DIFFICULT AS THE SNOW ACCUMULATES ON
  ROADS.  WIND GUSTING TO 25 MPH WILL CAUSE
  CONSIDERABLE BLOWING OF THE SNOW. THE WIND AND NEAR OR BELOW
  ZERO TEMPERATURES WILL CAUSE EXPOSED FLESH TO FREEZE IN AS
  LITTLE AS HALF AN HOUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS LAKE EFFECT SNOW WATCH MEANS THAT A SIGNIFICANT POTENTIAL
EXISTS FOR HEAVY LAKE-EFFECT SNOW ACCUMULATION DURING THE TIME OF
THE WATCH. TRAVEL AND COMMERCE MAY BE SIGNIFICANTLY AFFECTED. YOU
ARE ENCOURAGED TO STAY CURRENT WITH THE LATEST WEATHER
INFORMATION VIA NOAA WEATHER RADIO...LOCAL RADIO AND TELEVISION...
OR THE INTERNET.

A WIND CHILL ADVISORY MEANS A COMBINATION OF BITTERLY COLD ARCTIC
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF YOU MUST VENTURE OUTDOORS...BE SURE TO COVER ALL
EXPOSED FLESH AS ANY EXPOSED FLESH CAN FREEZE IN 15 TO 25 MINUTES
WITH WIND CHILL VALUES FROM 25 BELOW TO 40 BELOW. THIS MAY RESULT
IN FROST BITE AND HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

MNZ010>012-018>021-025-026-033>038-WIZ001-006>009-071000-
/O.NEW.KDLH.WC.Y.0002.110107T0600Z-110107T1800Z/
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-BURNETT-WASHBURN-SAWYER-
PRICE-
INCLUDING THE CITIES OF...INTERNATIONAL FALLS...ELY...ISABELLA...
BIGFORK...HIBBING...TWO HARBORS...GRAND MARAIS...WALKER...
GRAND RAPIDS...PINE RIVER...BRAINERD...HILL CITY...AITKIN...
DULUTH...CLOQUET...HINCKLEY...SUPERIOR...GRANTSBURG...SPOONER...
HAYWARD...PHILLIPS
139 PM CST THU JAN 6 2011

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO NOON
CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WIND CHILL
ADVISORY FOR ALL OF NORTHEAST MINNESOTA AND ALL OF NORTHWEST
WISCONSIN...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON CST
FRIDAY.

* TIMING AND LOCATION: A COMBINATION OF WIND AND SUBZERO
  TEMPERATURES WILL RESULT IN HAZARDOUS WIND CHILLS LATE TONIGHT
  AND FRIDAY.

* WIND CHILL VALUES: WIND CHILLS WILL RANGE FROM 25 TO 40 BELOW
  BETWEEN MIDNIGHT TONIGHT AND NOON FRIDAY.

* FROSTBITE TIME: FOR PEOPLE IN OPEN COUNTRY...EXPOSED FLESH WILL
  FREEZE IN ABOUT 20 MINUTES ACROSS NORTHEAST MINNESOTA AND A HALF
  HOUR ACROSS THE UPPER SAINT CROIX VALLEY AND NORTHWEST WISCONSIN.

* IMPACTS: IN ADDITION TO THE THREAT OF FROSTBITE...THERE IS A
  RISK OF DANGEROUS HYPOTHERMIA FOR PEOPLE WHO DO NOT DRESS
  PROPERLY THEN REMAIN OUTSIDE FOR TOO LONG.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS A COMBINATION OF BITTERLY COLD ARCTIC
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF YOU MUST VENTURE OUTDOORS...BE SURE TO COVER ALL
EXPOSED FLESH AS ANY EXPOSED FLESH CAN FREEZE IN 15 TO 25 MINUTES
WITH WIND CHILL VALUES FROM 25 BELOW TO 40 BELOW. THIS MAY RESULT
IN FROST BITE AND HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

EOM
4 follow-up statements
480 
WWUS43 KDLH 062124
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
324 PM CST THU JAN 6 2011

...HAZARDOUS WIND CHILLS ARE EXPECTED TONIGHT AND EARLY FRIDAY...
...HEAVY LAKE EFFECT SNOW MAY OCCUR OVER NORTHWEST WISCONSIN...

.A COMBINATION OF WIND AND SUBZERO COLD WILL RESULT IN HAZARDOUS
WIND CHILLS ACROSS ALL OF NORTHEAST MINNESOTA AND NORTHWEST
WISCONSIN LATE TONIGHT AND EARLY FRIDAY. IN OPEN LANDS...EXPOSED
FLESH COULD FREEZE IN AS LITTLE AS 20 MINUTES ACROSS NORTHWEST
MINNESOTA AND A HALF HOUR ACROSS THE UPPER SAINT CROIX VALLEY AND
NORTHWEST WISCONSIN OVERNIGHT AND FRIDAY MORNING. THERE WILL ALSO
BE A SIGNIFICANT RISK OF LIFE-THREATENING HYPOTHERMIA FOR PEOPLE
WHO DO NOT DRESS PROPERLY...THEN REMAIN OUTSIDE FOR TOO LONG.

INCREASINGLY COLD AIR AND WINDS BECOMING GRADUALLY MORE ONSHORE
WILL CAUSE VIGOROUS SNOW SHOWERS TO DEVELOP OVER WESTERN LAKE
SUPERIOR AND MOVE ONSHORE INTO THE COASTAL COUNTIES OF NORTHWEST
WISCONSIN TONIGHT INTO THE WEEKEND. THERE IS A POTENTIAL FOR
UNUSUALLY HEAVY LOCALIZED SNOWFALL AMOUNTS IN NORTHWEST WISCONSIN
SNOW BELT AREAS.

SNOW SHOWERS ARE ALREADY MOVING ONSHORE INTO AREAS OF COASTAL
WISCONSIN EAST OF BAYFIELD PENINSULA TO THE MONTREAL RIVER
VALLEY. AS YET...HEAVY ACCUMULATING SNOW IS NOT BEING DETECTED
NOR HAS YET BEEN REPORTED. UP TO TWO INCHES OF SNOW HAVE BEEN
REPORTED DURING THE AFTERNOON IN PARTS OF THE GOGEBIC RANGE SO
FAR. HOWEVER CONDITIONS WILL CONTINUE TO BECOME MORE FAVORABLE FOR
HEAVY SNOW BEGINNING LATE THIS AFTERNOON OR DURING THE NIGHT
TONIGHT.

WIZ003-004-071030-
/O.UPG.KDLH.LE.Y.0001.000000T0000Z-110107T0000Z/
/O.UPG.KDLH.LE.A.0001.110107T0000Z-110109T0000Z/
/O.NEW.KDLH.LE.W.0001.110106T2124Z-110109T1200Z/
/O.CON.KDLH.WC.Y.0002.110107T0600Z-110107T1800Z/
ASHLAND-IRON-
INCLUDING THE CITIES OF...ASHLAND...HURLEY
324 PM CST THU JAN 6 2011

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 AM CST SUNDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A LAKE EFFECT
SNOW WARNING FOR THE COASTAL NORTHWEST WISCONSIN COUNTIES FROM
BAYFIELD PENINSULA EAST THROUGH THE GOGEBIC RANGE TO THE MONTREAL
RIVER VALLEY...WHICH IS IN EFFECT UNTIL 6 AM CST SUNDAY. A WIND
CHILL ADVISORY REMAINS IN EFFECT FOR THE SAME AREA FROM MIDNIGHT
TONIGHT TO NOON CST FRIDAY.

* TIMING AND LOCATION: SNOW SHOWERS WILL INCREASE IN INTENSITY AND
  COVERAGE FROM THE ASHLAND AREA EASTWARD THROUGH THE MONTREAL
  RIVER VALLEY THIS EVENING AND CONTINUE FRIDAY THROUGH MOST OF
  THE COMING WEEKEND. A COMBINATION OF WINDS GUSTING UP TO 25 MPH
  AND TEMPERATURES NEAR OR BELOW ZERO WILL RESULT IN HAZARDOUS
  WIND CHILLS.

* SNOW ACCUMULATIONS: LOCALIZED SNOW ACCUMULATIONS COULD REACH
  EXTREME AND UNUSUAL AMOUNTS OF WELL OVER A FOOT IN SNOWBELT
  AREAS. THE FIRST RIDGE SOUTH OF THE LAKE SHORE...ESPECIALLY NEAR
  HURLEY AND THE MONTREAL RIVER VALLEY IS ESPECIALLY PRONE TO
  GETTING REMARKABLY LARGE SNOWFALL TOTALS. 

* IMPACTS: INCREASINTLY HEAVY SNOW SHOWERS WILL FREQUENTLY LOWER
  VISIBILITIES TO NEAR ZERO AT TIMES AND COVER...POSSIBLY BLOCKING
  MANY ROADS TONIGHT THROUGH SATURDAY NIGHT. WINDS GUSTING TO 25
  MPH WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING OF THE SNOW.
  THE WIND AND NEAR OR BELOW ZERO TEMPERATURES WILL CAUSE EXPOSED
  FLESH TO FREEZE IN AS LITTLE AS HALF AN HOUR.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE EFFECT SNOW WARNING MEANS SIGNIFICANT AMOUNTS OF LAKE-
EFFECT SNOW ACCUMULATION ARE EXPECTED THAT WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE. IT IS COMMON FOR LAKE EFFECT SNOW
ACCUMULATIONS AND SNOWFALL RATES TO VARY GREATLY OVER VERY SHORT
DISTANCES. SOME LOCATIONS MAY RECEIVE ONE TO SEVERAL INCHES OF
SNOW PER HOUR FOR A PERIOD OF SEVERAL HOURS...AND STRONG WINDS ARE
LIKELY TO CAUSE BLOWING AND DRIFTING SNOW. NEAR ZERO VISIBILITY
MAY OCCUR IN THE HEAVIEST SNOW SHOWERS. IF YOU MUST TRAVEL...BE
AWARE THAT YOU MAY BECOME STRANDED AND THAT IT MAY TAKE MANY HOURS
FOR HELP TO ARRIVE. 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
WORKING CELL PHONE IN CASE YOU BECOME STRANDED.

A WIND CHILL ADVISORY MEANS A COMBINATION OF BITTERLY COLD ARCTIC
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF YOU MUST VENTURE OUTDOORS...BE SURE TO COVER ALL
EXPOSED FLESH AS ANY EXPOSED FLESH CAN FREEZE IN 15 TO 25 MINUTES
WITH WIND CHILL VALUES FROM 25 BELOW TO 40 BELOW. THIS MAY RESULT
IN FROST BITE AND HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

WIZ002-071030-
/O.UPG.KDLH.LE.A.0001.110107T0000Z-110109T0000Z/
/O.NEW.KDLH.LE.W.0001.110106T2124Z-110109T1200Z/
/O.CON.KDLH.WC.Y.0002.110107T0600Z-110107T1800Z/
BAYFIELD-
INCLUDING THE CITY OF...WASHBURN
324 PM CST THU JAN 6 2011

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 AM CST SUNDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A LAKE EFFECT
SNOW WARNING FOR THE BAYFIELD PENINSULA AREA...WHICH IS IN EFFECT
UNTIL 6 AM CST SUNDAY. A WIND CHILL ADVISORY REMAINS IN EFFECT FOR
THE SAME AREA FROM MIDNIGHT TONIGHT TO NOON CST FRIDAY.

* TIMING AND LOCATION: SNOW SHOWERS WILL INCREASE IN INTENSITY AND
  COVERAGE ACROSS THE BAYFIELD PENINSULA AREA THIS EVENING AND
  CONTINUE FRIDAY THROUGH MOST OF THE COMING WEEKEND. A 
  COMBINATION OF WINDS GUSTING UP TO 25 MPH AND TEMPERATURES NEAR
  OR BELOW ZERO WILL RESULT IN HAZARDOUS WIND CHILLS.

* SNOW ACCUMULATIONS: LOCALIZED SNOW ACCUMULATIONS COULD REACH
  EXTREME AND UNUSUAL AMOUNTS OF WELL OVER A FOOT IN UPLLAND AREAS
  OF AND JUST SOUTH OF THE BAYFIELD PENINSULA.

* IMPACTS: INCREASINTLY HEAVY SNOW SHOWERS WILL FREQUENTLY LOWER
  VISIBILITIES TO NEAR ZERO AT TIMES AND COVER...POSSIBLY BLOCKING
  MANY ROADS TONIGHT THROUGH SATURDAY NIGHT. WINDS GUSTING TO 25
  MPH WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING OF THE SNOW.
  THE WIND AND NEAR OR BELOW ZERO TEMPERATURES WILL CAUSE EXPOSED
  FLESH TO FREEZE IN AS LITTLE AS HALF AN HOUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE EFFECT SNOW WARNING MEANS SIGNIFICANT AMOUNTS OF LAKE-
EFFECT SNOW ACCUMULATION ARE EXPECTED THAT WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE. IT IS COMMON FOR LAKE EFFECT SNOW
ACCUMULATIONS AND SNOWFALL RATES TO VARY GREATLY OVER VERY SHORT
DISTANCES. SOME LOCATIONS MAY RECEIVE ONE TO SEVERAL INCHES OF
SNOW PER HOUR FOR A PERIOD OF SEVERAL HOURS...AND STRONG WINDS
ARE LIKELY TO CAUSE BLOWING AND DRIFTING SNOW. NEAR ZERO
VISIBILITY MAY OCCUR IN THE HEAVIEST SNOW SHOWERS. IF YOU MUST
TRAVEL...BE AWARE THAT YOU MAY BECOME STRANDED AND THAT IT MAY
TAKE MANY HOURS FOR HELP TO ARRIVE. 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 WORKING CELL PHONE IN CASE YOU BECOME STRANDED.

A WIND CHILL ADVISORY MEANS A COMBINATION OF BITTERLY COLD ARCTIC
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF YOU MUST VENTURE OUTDOORS...BE SURE TO COVER ALL
EXPOSED FLESH AS ANY EXPOSED FLESH CAN FREEZE IN 15 TO 25 MINUTES
WITH WIND CHILL VALUES FROM 25 BELOW TO 40 BELOW. THIS MAY RESULT
IN FROST BITE AND HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

MNZ010>012-018>021-025-026-033>038-WIZ001-006>009-071030-
/O.CON.KDLH.WC.Y.0002.110107T0600Z-110107T1800Z/
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-BURNETT-WASHBURN-SAWYER-
PRICE-
INCLUDING THE CITIES OF...INTERNATIONAL FALLS...ELY...ISABELLA...
BIGFORK...HIBBING...TWO HARBORS...GRAND MARAIS...WALKER...
GRAND RAPIDS...PINE RIVER...BRAINERD...HILL CITY...AITKIN...
DULUTH...CLOQUET...HINCKLEY...SUPERIOR...GRANTSBURG...SPOONER...
HAYWARD...PHILLIPS
324 PM CST THU JAN 6 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
NOON CST FRIDAY. 

* TIMING AND LOCATION: A COMBINATION OF WIND AND SUBZERO 
  TEMPERATURES WILL RESULT IN HAZARDOUS WIND CHILLS LATE TONIGHT 
  AND FRIDAY. 

* WIND CHILL VALUES: WIND CHILLS WILL RANGE FROM 25 TO 40 BELOW 
  BETWEEN MIDNIGHT TONIGHT AND NOON FRIDAY. 

* FROSTBITE TIME: FOR PEOPLE IN OPEN COUNTRY...EXPOSED FLESH 
  WILL FREEZE IN ABOUT 20 MINUTES ACROSS NORTHEAST MINNESOTA AND 
  A HALF HOUR ACROSS THE UPPER SAINT CROIX VALLEY AND NORTHWEST 
  WISCONSIN. 

* IMPACTS: IN ADDITION TO THE THREAT OF FROSTBITE...THERE IS A
  SIGNIFICANT RISK OF LIFE-THREATENING HYPOTHERMIA FOR PEOPLE WHO
  DO NOT DRESS PROPERLY...THEN REMAIN OUTSIDE FOR TOO LONG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS A COMBINATION OF BITTERLY COLD ARCTIC
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF YOU MUST VENTURE OUTDOORS...BE SURE TO COVER ALL
EXPOSED FLESH AS ANY EXPOSED FLESH CAN FREEZE IN 15 TO 25 MINUTES
WITH WIND CHILL VALUES FROM 25 BELOW TO 40 BELOW. THIS MAY RESULT
IN FROST BITE AND HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

EOM
922 
WWUS43 KDLH 070352
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
952 PM CST THU JAN 6 2011

...HAZARDOUS WIND CHILLS ARE EXPECTED TONIGHT AND EARLY FRIDAY...
...HEAVY LAKE EFFECT SNOW MAY OCCUR OVER NORTHWEST WISCONSIN...

.A COMBINATION OF WIND AND SUBZERO COLD WILL RESULT IN HAZARDOUS
WIND CHILLS ACROSS ALL OF NORTHEAST MINNESOTA AND NORTHWEST
WISCONSIN LATE TONIGHT AND EARLY FRIDAY. IN OPEN LANDS...EXPOSED
FLESH COULD FREEZE IN AS LITTLE AS 20 MINUTES ACROSS NORTHEAST
MINNESOTA AND A HALF HOUR ACROSS THE UPPER SAINT CROIX VALLEY AND
NORTHWEST WISCONSIN OVERNIGHT AND FRIDAY MORNING. THERE WILL ALSO
BE A SIGNIFICANT RISK OF LIFE-THREATENING HYPOTHERMIA FOR PEOPLE
WHO DO NOT DRESS PROPERLY...THEN REMAIN OUTSIDE FOR TOO LONG.

INCREASINGLY COLD AIR AND WINDS BECOMING GRADUALLY MORE ONSHORE
WILL CAUSE VIGOROUS SNOW SHOWERS TO DEVELOP OVER WESTERN LAKE
SUPERIOR AND MOVE ONSHORE INTO THE COASTAL COUNTIES OF NORTHWEST
WISCONSIN TONIGHT INTO THE WEEKEND. THERE IS A POTENTIAL FOR
UNUSUALLY HEAVY LOCALIZED SNOWFALL AMOUNTS IN NORTHWEST WISCONSIN
SNOW BELT AREAS. SNOW SHOWERS WILL INCREASE IN INTENSITY AS THE
NIGHT WEARS ON...WITH SNOW BECOMING HEAVY AT TIMES LATER TONIGHT
AND ON FRIDAY. 

WIZ002>004-071200-
/O.CON.KDLH.LE.W.0001.000000T0000Z-110109T1200Z/
/O.CON.KDLH.WC.Y.0002.110107T0600Z-110107T1800Z/
BAYFIELD-ASHLAND-IRON-
INCLUDING THE CITIES OF...WASHBURN...ASHLAND...HURLEY
952 PM CST THU JAN 6 2011

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST
FRIDAY. 

* TIMING AND LOCATION: SNOW SHOWERS WILL INCREASE IN INTENSITY AS
  THE NIGHT WEARS ON...AND WILL BE HEAVY AT TIMES ON FRIDAY AND
  INTO MUCH OF THE WEEKEND. THE HEAVIEST SNOW IS EXPECTED IN THE
  FAVORED GOGEBIC RANGE AREA...WITH LESSER AMOUNTS IN THE BAYFIELD
  PENINSULA. A COMBINATION OF WINDS GUSTING UP TO 25 MPH AND
  TEMPERATURES NEAR OR BELOW ZERO WILL RESULT IN DANGEROUS WIND
  CHILLS.

* SNOW ACCUMULATIONS: LOCALIZED SNOW ACCUMULATIONS COULD REACH
  WELL IN EXCESS OF A FOOT IN FAVORED SNOWBELT AREAS. THE GOGEBIC
  RANGE SHOULD SEE THE MOST SNOWFALL...POSSIBLY UP TO 2 FEET IN
  SPOTS.

* IMPACTS: HEAVY SNOW SHOWERS WILL FREQUENTLY LOWER VISIBILITIES
  TO NEAR ZERO AT TIMES...AND WILL COVER AND POSSIBLY BLOCK SOME
  ROADS TONIGHT THROUGH SATURDAY NIGHT. WINDS GUSTING TO 25 MPH
  WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING OF THE SNOW. THE
  WIND AND NEAR OR BELOW ZERO TEMPERATURES WILL CAUSE EXPOSED
  FLESH TO FREEZE IN AS LITTLE AS HALF AN HOUR.

A LAKE EFFECT SNOW WARNING MEANS SIGNIFICANT AMOUNTS OF LAKE-
EFFECT SNOW ACCUMULATION ARE EXPECTED THAT WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE. IT IS COMMON FOR LAKE EFFECT SNOW
ACCUMULATIONS AND SNOWFALL RATES TO VARY GREATLY OVER VERY SHORT
DISTANCES. SOME LOCATIONS MAY RECEIVE ONE TO SEVERAL INCHES OF
SNOW PER HOUR FOR A PERIOD OF SEVERAL HOURS...AND STRONG WINDS
ARE LIKELY TO CAUSE BLOWING AND DRIFTING SNOW. NEAR ZERO
VISIBILITY MAY OCCUR IN THE HEAVIEST SNOW SHOWERS. IF YOU MUST
TRAVEL...BE AWARE THAT YOU MAY BECOME STRANDED AND THAT IT MAY
TAKE MANY HOURS FOR HELP TO ARRIVE. 

A WIND CHILL ADVISORY MEANS A COMBINATION OF BITTERLY COLD ARCTIC
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF YOU MUST VENTURE OUTDOORS...BE SURE TO COVER ALL
EXPOSED FLESH AS ANY EXPOSED FLESH CAN FREEZE IN 15 TO 25 MINUTES
WITH WIND CHILL VALUES FROM 25 BELOW TO 40 BELOW. THIS MAY RESULT
IN FROST BITE AND HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

MNZ010>012-018>021-025-026-033>038-WIZ001-006>009-071200-
/O.CON.KDLH.WC.Y.0002.110107T0600Z-110107T1800Z/
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-BURNETT-WASHBURN-SAWYER-
PRICE-
INCLUDING THE CITIES OF...INTERNATIONAL FALLS...ELY...ISABELLA...
BIGFORK...HIBBING...TWO HARBORS...GRAND MARAIS...WALKER...
GRAND RAPIDS...PINE RIVER...BRAINERD...HILL CITY...AITKIN...
DULUTH...CLOQUET...HINCKLEY...SUPERIOR...GRANTSBURG...SPOONER...
HAYWARD...PHILLIPS
952 PM CST THU JAN 6 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY. 

* TIMING AND LOCATION: A COMBINATION OF WIND AND SUBZERO 
  TEMPERATURES WILL RESULT IN HAZARDOUS WIND CHILLS LATE TONIGHT 
  AND FRIDAY MORNING. 

* WIND CHILL VALUES: WIND CHILLS WILL RANGE FROM 25 TO 40 BELOW 
  BETWEEN MIDNIGHT TONIGHT AND NOON FRIDAY. 

* FROSTBITE TIME: EXPOSED FLESH WILL FREEZE IN ABOUT 20 MINUTES
  ACROSS NORTHEAST MINNESOTA AND A HALF HOUR ACROSS THE UPPER
  SAINT CROIX VALLEY AND NORTHWEST WISCONSIN.

* IMPACTS: IN ADDITION TO THE THREAT OF FROSTBITE...THERE IS A 
  SIGNIFICANT RISK OF LIFE-THREATENING HYPOTHERMIA FOR PEOPLE 
  WHO DO NOT DRESS PROPERLY...THEN REMAIN OUTSIDE FOR TOO LONG. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS A COMBINATION OF BITTERLY COLD ARCTIC
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF YOU MUST VENTURE OUTDOORS...BE SURE TO COVER ALL
EXPOSED FLESH AS ANY EXPOSED FLESH CAN FREEZE IN 15 TO 25 MINUTES
WITH WIND CHILL VALUES FROM 25 BELOW TO 40 BELOW. THIS MAY RESULT
IN FROST BITE AND HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.

&&

$$

DAP
494 
WWUS43 KDLH 071017
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
417 AM CST FRI JAN 7 2011

WIZ002>004-071830-
/O.CON.KDLH.LE.W.0001.000000T0000Z-110109T1200Z/
/O.CON.KDLH.WC.Y.0002.000000T0000Z-110107T1800Z/
BAYFIELD-ASHLAND-IRON-
INCLUDING THE CITIES OF...WASHBURN...ASHLAND...HURLEY
417 AM CST FRI JAN 7 2011

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY. A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST
TODAY. 

* TIMING AND LOCATION: HEAVY SNOW IS EXPECTED OVER THE WISCONSIN
  SNOW BELT OF NORTHERN BAYFIELD...ASHLAND...AND IRON
  COUNTIES...GENERALLY ALONG AND NORTH OF THE HIGHWAY 2 CORRIDOR.
  DANGEROUS WIND CHILLS ARE ALSO EXPECTED THROUGH THE MORNING
  HOURS.

* SNOW ACCUMULATIONS: LOCALIZED SNOW ACCUMULATIONS COULD EXCEED A
  FOOT IN FAVORED SNOWBELT AREAS. THE GOGEBIC RANGE SHOULD SEE THE
  MOST SNOWFALL...POSSIBLY UP TO 2 FEET IN SPOTS.

* IMPACTS: LOWER VISIBILITIES AND SLIPPERY SNOW COVERED ROADS WILL
  MAKE DRIVING HAZARDOUS. A COMBINATION OF WIND AND COLD
  TEMPERATURES WILL ALSO CAUSE WIND CHILLS TO DROP BELOW MINUS 25
  DEGREES...WHICH COULD CAUSE EXPOSED FLESH TO FREEZE IN AS
  LITTLE AS HALF AN HOUR.

IF DRIVING THROUGH BAYFIELD...ASHLAND...OR IRON COUNTY TODAY OR
THIS WEEKEND...ESPECIALLY ALONG U.S. HIGHWAY 2...YOU SHOULD ALLOW
EXTRA TRAVEL TIME. SLOW DOWN ON SNOW COVERED ROADS...AND BE
ESPECIALLY CAREFUL APPROACHING INTERSECTIONS. USE LOW BEAM
HEADLIGHTS AND GIVE SNOW REMOVAL EQUIPMENT A WIDE BERTH.

IF VENTURING OUTDOORS...BE SURE TO COVER ALL EXPOSED
FLESH...ESPECIALLY YOUR HEAD AND HANDS...TO AVOID FROSTBITE AND
HYPOTHERMIA.

&&

$$

MNZ010>012-018>021-025-026-033>038-WIZ001-006>009-071800-
/O.CON.KDLH.WC.Y.0002.000000T0000Z-110107T1800Z/
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-BURNETT-WASHBURN-SAWYER-
PRICE-
INCLUDING THE CITIES OF...INTERNATIONAL FALLS...ELY...ISABELLA...
BIGFORK...HIBBING...TWO HARBORS...GRAND MARAIS...WALKER...
GRAND RAPIDS...PINE RIVER...BRAINERD...HILL CITY...AITKIN...
DULUTH...CLOQUET...HINCKLEY...SUPERIOR...GRANTSBURG...SPOONER...
HAYWARD...PHILLIPS
417 AM CST FRI JAN 7 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. 

* TIMING AND LOCATION: DANGEROUS WIND CHILLS ARE EXPECTED ACROSS
  MOST OF THE NORTHLAND THROUGH MIDDAY TODAY.

* WIND CHILL VALUES: WIND CHILLS WILL RANGE FROM 25 TO 40 BELOW
  ZERO THROUGH ABOUT NOON TODAY.

* FROSTBITE TIME: EXPOSED FLESH CAN FREEZE IN LESS THAN 30
  MINUTES.

* IMPACTS: PEOPLE WHO VENTURE OUTDOORS WITHOUT PROPER CLOTHING
  RISK FROSTBITE AND HYPOTHERMIA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT A COMBINATION OF BITTERLY COLD
AIR AND BRISK WINDS WILL CREATE DANGEROUSLY COLD WIND CHILL
VALUES. IF VENTURING OUTDOORS...BE SURE TO COVER ALL EXPOSED
FLESH...ESPECIALLY YOUR HEAD AND HANDS...TO AVOID FROSTBITE AND
HYPOTHERMIA.

&&

$$

04
813 
WWUS43 KDLH 071454
WSWDLH

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DULUTH MN
854 AM CST FRI JAN 7 2011

WIZ002>004-072300-
/O.CAN.KDLH.WC.Y.0002.000000T0000Z-110107T1800Z/
/O.CON.KDLH.LE.W.0001.000000T0000Z-110109T1200Z/
BAYFIELD-ASHLAND-IRON-
INCLUDING THE CITIES OF...WASHBURN...ASHLAND...HURLEY
854 AM CST FRI JAN 7 2011

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 AM CST
SUNDAY...
...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS CANCELLED THE WIND
CHILL ADVISORY. A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT
UNTIL 6 AM CST SUNDAY. 

* TIMING AND LOCATION: HEAVY SNOW IS EXPECTED OVER THE WISCONSIN
  SNOW BELT OF NORTHERN BAYFIELD...ASHLAND...AND IRON
  COUNTIES...GENERALLY ALONG AND NORTH OF THE HIGHWAY 2 CORRIDOR. 

* SNOW ACCUMULATIONS: LOCALIZED SNOW ACCUMULATIONS COULD EXCEED 
  A FOOT IN FAVORED SNOWBELT AREAS. THE GOGEBIC RANGE SHOULD SEE 
  THE MOST SNOWFALL...POSSIBLY UP TO 2 FEET IN SPOTS. 

* IMPACTS: LOWER VISIBILITIES AND SLIPPERY SNOW COVERED ROADS WILL
  MAKE DRIVING HAZARDOUS. 

IF DRIVING THROUGH BAYFIELD...ASHLAND...OR IRON COUNTY TODAY OR
THIS WEEKEND...ESPECIALLY ALONG U.S. HIGHWAY 2...YOU SHOULD ALLOW
EXTRA TRAVEL TIME. SLOW DOWN ON SNOW COVERED ROADS...AND BE
ESPECIALLY CAREFUL APPROACHING INTERSECTIONS. USE LOW BEAM
HEADLIGHTS AND GIVE SNOW REMOVAL EQUIPMENT A WIDE BERTH.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE EFFECT SNOW WARNING MEANS SIGNIFICANT AMOUNTS OF LAKE-
EFFECT SNOW ACCUMULATION ARE EXPECTED THAT WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE. IT IS COMMON FOR LAKE EFFECT SNOW
ACCUMULATIONS AND SNOWFALL RATES TO VARY GREATLY OVER VERY SHORT
DISTANCES. SOME LOCATIONS MAY RECEIVE ONE TO SEVERAL INCHES OF
SNOW PER HOUR FOR A PERIOD OF SEVERAL HOURS...AND STRONG WINDS
ARE LIKELY TO CAUSE BLOWING AND DRIFTING SNOW. NEAR ZERO
VISIBILITY MAY OCCUR IN THE HEAVIEST SNOW SHOWERS. IF YOU MUST
TRAVEL...BE AWARE THAT YOU MAY BECOME STRANDED AND THAT IT MAY
TAKE MANY HOURS FOR HELP TO ARRIVE. 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 WORKING CELL PHONE IN CASE YOU BECOME STRANDED.

&&

$$

MNZ010>012-018>021-025-026-033>038-WIZ001-006>009-071600-
/O.CAN.KDLH.WC.Y.0002.000000T0000Z-110107T1800Z/
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-BURNETT-WASHBURN-SAWYER-
PRICE-
INCLUDING THE CITIES OF...INTERNATIONAL FALLS...ELY...ISABELLA...
BIGFORK...HIBBING...TWO HARBORS...GRAND MARAIS...WALKER...
GRAND RAPIDS...PINE RIVER...BRAINERD...HILL CITY...AITKIN...
DULUTH...CLOQUET...HINCKLEY...SUPERIOR...GRANTSBURG...SPOONER...
HAYWARD...PHILLIPS
854 AM CST FRI JAN 7 2011

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS CANCELLED THE WIND
CHILL ADVISORY. 

$$

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 Jan 6, 1:07 PM CST, 32 minutes earlier.

Area forecast discussion, Jan 6, 1:07 PM CST, 32 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE DULUTH MN
107 PM CST THU JAN 6 2011

.UPDATE...
FOR THIS AFTERNOON...CLEARED OUT CLOUDS AND DROOPPED DAYTIME
TEMPERATURES A LITTLE FOR TODAY. ALSO DIMINISHED MENTION OF
FLURRIES QUITE A BIT. A COMBINATION OF LOW TEMPERATURES AND WINDS
WILL RESULT IN HAZARDOUS WIND CHILLS...SO WE ARE ISSUING A WIND
CHILL ADVISORY FROM MIDNIGHT TONIGHT THROUGH MIDDAY FRIDAY.

&&

.DISCUSSION...
THE MODELS ARE CONSISTENT WITH PRESENT RUNS ABOUT THE COASTAL
COUNTIES OF NORTHWEST WISCONSIN. WITH CONDITIONS GRADUALLY
BECOMING MORE FAVORABLE FOR VIGOROUS LOW-LEVEL CONVECTION...
REPORTS OF...FOR NOW INSIGNIFICANT...SNOW SHOWERS ARE BECOMING
MORE FREQUENT AND WIDESPREAD. WE ANTICIPATE LOW LEVEL WINDS BOTH
VEERING TO BECOME MORE DIRECTLY ONSHORE...WINDS AT VARIOUS LOW
LEVELS LINING UP SO THAT DIRECTIONAL SHEAR GRADUALLY DISAPPEARS.
TEMPERATURES THROUGHOUT LOW AND MID LEVELS ARE CONTINUING TO FALL
AND LOW LEVEL MOISTURE IS GRADUALLY INCREASING. THE POTENTIAL FOR
SIGNIFICANT LOW LEVEL LAKE CONVECTION BEGINS LATE THIS AFTERNOON
OR EARLY THIS EVENING. A GREAT DEAL OF MOISTURE SPREADS ACROSS
WESTERN LAKE SUPERIOR SHORTLY AFTER MIDNIGHT...REDUCING STABILITY
OVER THE LAKE AND SIGNIFICANTLY ENHANCING LAKE-EFFECT CONVECTION.
CONDITIONS REMAIN FAVORABLE FOR POTENT LAKE-EFFECT CONVECTION AND
FOR CONVECTIVE STORMS TO MOVE ONSHORE INTO COASTAL AREAS OF
NORTHWEST WISCONSIN THROUGH SATURDAY NIGHT. ALSO...A COMBINATION
OF WINDS AND COLD TEMPERATURES WILL CREATE HAZARDOUS WIND CHILLS
LATE TONIGHT AND FRIDAY MORNING. WE WILL REVISIT THE WIND CHILL
SITUATION DAY BY DAY.

.PREV DISCUSSION... /ISSUED 1132 AM CST THU JAN 6 2011/

AVIATION...18Z TAF ISSUANCE...
LOW END MVFR WITH ISOLATED IFR CIGS THROUGH THE ARROWHEAD
REGION...VFR CONDITIONS TO THE SW FROM BJI TO RZN...AND MVFR
CONDITIONS ALONG THE JUST TO THE SOUTH OF LAKE SUPERIOR DUE TO
LAKE EFFECT SNOW/CLOUDS. AN ELEVATED INVERSION TO THE NORTH WILL
KEEP THE LOW CLOUDS IN PLACE MUCH OF THIS AFTERNOON AROUND HIB AND
INL...WITH SOME CLDS SCATTERING OUT INTO A MID DECK BY TONIGHT.
BRD WILL REMAIN VFR THROUGH TODAY AND TONIGHT. DLH WILL REMAIN VFR
AS WELL...HOWEVER THERE IS A CHANCE FOR GUSTY NNW WINDS THIS
AFTERNOON ALONG WITH A BRIEF PERIOD OF IFR CIGS/VSBYS. HYR SHOULD
REMAIN UNDER THE LAKE EFFECT CLOUDS WITH SOME LIGHT SNOW MIXED IN
THROUGH THE AFTERNOON AND EARLY EVENING. IT WILL NOT BE UNTIL
LATER TONIGHT THAT HYR SCATTERS OUT TO VFR. THE ENTIRE AREA WILL
SEE THE DEVELOPMENT OF ADDITIONAL LOW CLOUDS...HIGH-END IFR/LOW-END
MVFR CIGS/VSBYS TOMORROW MORNING AFTER 10Z WITH GUSTY NW WINDS.

PREV DISCUSSION... /ISSUED 547 AM CST THU JAN 6 2011/

AVIATION...12Z TAF ISSUANCE...
VFR PREVAILS ACROSS MOST OF REGION EARLY THIS MORNING AS MID LVL
CLOUDS MOVE SOUTHEAST. AN EXCEPTION IS AT KINL WHERE IFR IS
OCCURRING AS LARGE CLOUD SHIELD ADVECTS SOUTH FROM CANADA. NAM12
COND PRESS DEFICITS HAVE DECENT PLACEMENT OF THIS CLOUD DECK AND
WILL HOLD ONTO THE IFR CEILINGS INTO MID MORNING AT KINL...WITH
TEMPO IFR POSSIBLE AT KHIB. WITH DIURNAL HEATING SHOULD SEE
DECREASE IN AREAL COVERAGE OF LOWER CLOUDS. AN AREA OF SNOW WILL
BRUSH KBRD AFTER MIDNIGHT TONIGHT OTHERWISE TERMINALS SHOULD
REMAIN MAINLY VFR.

PREV DISCUSSION... /ISSUED 339 AM CST THU JAN 6 2011/

DISCUSSION...
THRU FRI...
SOME -SN/FLURRIES ALL AREAS THIS MRNG ASSOC WITH UPR TROF SWINGING
ARND LOW NR JAMES BAY. PRECIP SHUD END BY THIS AFTN IN MOST
AREAS AS TROF EXITS OUR CWA TO THE S. EXCEPTION WILL BE LES ALONG
S SHORE. DIFFICULT SITUATION AS WINDS STILL NOT QUITE
IDEAL...BEING TO WESTERLY TO TRIGGER A STRONG LES EVENT...AT LEAST
NOT YET. WANT TO KEEP THE HEADLINES AS SIMPLE AS PSBL...SO WILL
CONT THE ADVY UNTIL 00Z FRI...THEN CONT THE WATCH THRU 00Z SUN. SN
WILL COME IN FITS AND STARTS DURING THE DAY TDY...BUT SHUD PRODUCE
ENUF TO JUSTIFY THE ADVY. AFT 00Z THIS EVE...THE LOLVL WINDS WILL
START TO SLOWLY VEER TO THE N...WHICH SHUD JUMP START THE LES.
WITH A COUPLE OF MORE TROFS PASSING N-S OVHD...COLDER AIR
ADVECTING INTO THE REGION...AND RISING LOLVL INVSN...SIG LES SHUD
OCCUR OVR THE WEEKEND.

FRI NITE THRU WED...
MAIN FEATURE OF NOTE IS ANOMALOUS MID LVL VORTEX OVER ERN GT LAKES
AT BEGINNING OF PERIOD. DEEP CYCLONIC MOIST CIRCULATION
ASSOCIATED WITH THIS PATTERN WILL PROMOTE LAKE EFFECT SNOW
POTENTIAL ACROSS WISCONSIN SNOWBELT FRIDAY NIGHT INTO SATURDAY
NIGHT. MDL DIFFERENCES EXIST REGARDING SYNOPTIC SCALE MOISTURE
WITHIN 85/70H LAYER AND SPECIFIC ORIENTATION OF LOW LEVEL FETCH
ACROSS LAKE SUPERIOR. HOWEVER THERE IS ENOUGH OVERLAP OF MDL
SIGNALS TO MAINTAIN HIGH POPS CONSIDERING LOW LEVEL LAPSE
RATES/BDRY LAYER TRAJECTORY. MID LVL VORTEX WILL SHIFT EAST SUNDAY
WITH SUBSEQUENT MID LVL RIDGING BUILDING INTO REGION. POPS WILL
LOWER QUICKLY ACROSS SNOWBELT AS DEEP LAYER DRYING DOMINATES.
PREVIOUS FORECASTS HAD LOW POPS CONTINUING OVER ERN WISC SNOWBELT
THROUGH PERIOD AND WILL LEAVE FOR NOW. TEMPS REMAIN BELOW SEASONAL
LEVELS THRU PERIOD.

AVIATION...06Z TAFS
NORTHERLY WINDS OVER LAKE SUPERIOR CONTINUED TO AID IN DEVELOPING
MVFR CEILINGS...AND SNOW SHOWERS THAT DROPPED VSBYS TO IFR IN
SPOTS...AND THAT WILL CONTINUE THROUGH THE TAF PERIOD. MOST OTHER
AREAS WERE UNDER VFR CONDITIONS LATE THIS EVENING. WEAK LOW
PRESSURE WILL SLIDE SOUTH OF THE NORTHLAND TONIGHT...AND MAY BRUSH
KBRD WITH MVFR CEILINGS. HIGH PRESSURE WILL THEN BUILD BACK INTO
THE AREA THURSDAY. LOW MVFR OR IFR CEILINGS ALONG WITH SOME
FLURRIES WILL SLOWLY MOVE INTO FAR NORTHERN MINNESOTA
OVERNIGHT...BUT IT'S UNCLEAR HOW FAR SOUTH THESE CLOUDS WILL MOVE.
LATEST GUIDANCE SUGGESTS THE LOWER CEILINGS WILL ONLY AFFECT FAR
NORTHERN MINNESOTA.

&&

.POINT TEMPS/POPS...
DLH   6  -9  10 -14 /  10  10  20  10
INL   4 -13   3 -20 /  10  10  20  10
BRD  10  -5  11  -9 /  10  10  30  10
HYR  15 -10  12  -7 /  20  40  40  40
ASX  15   0  13   0 /  60  80  80  80

&&

.DLH WATCHES/WARNINGS/ADVISORIES...
MN...WIND CHILL ADVISORY FROM MIDNIGHT TONIGHT TO NOON CST FRIDAY FOR
     MNZ010>012-018>021-025-026-033>038.

WI...WIND CHILL ADVISORY FROM MIDNIGHT TONIGHT TO NOON CST FRIDAY FOR
     WIZ001>004-006>009.

     LAKE EFFECT SNOW ADVISORY UNTIL 6 PM CST THIS EVENING FOR WIZ003-
     004.

     LAKE EFFECT SNOW WATCH FROM 6 PM CST THIS EVENING THROUGH
     SATURDAY AFTERNOON FOR WIZ002>004.

LS...SMALL CRAFT ADVISORY UNTIL 6 AM CST SATURDAY FOR LSZ121-146>148.

     HEAVY FREEZING SPRAY WATCH FROM FRIDAY MORNING THROUGH LATE
     FRIDAY NIGHT FOR LSZ121-146>148.

&&

SHORT TERM...EOM
EXTENDED....TENTINGER
Hazardous weather outlook, Jan 6, 4:04 AM CST, 9 hours 35 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DULUTH MN
404 AM CST THU JAN 6 2011

MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-071130-
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-
404 AM CST THU JAN 6 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEASTERN MINNESOTA AND
NORTHWESTERN WISCONSIN.

.DAY ONE...TODAY AND TONIGHT

SNOW SHOWERS WILL CONTINUE ALONG THE SOUTH SHORE...MAINLY FROM
EASTERN ASHLAND COUNTY EAST ACROSS IRON COUNTY TODAY. A LAKE
EFFECT SNOW ADVISORY HAS BEEN ISSUED FOR THIS AREA. SEE THE LATEST
FORECAST AND WINTER WEATHER MESSAGE FOR FURTHER DETAILS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

SIGNIFICANT LAKE EFFECT SNOW SHOWERS...WITH THE POTENTIAL FOR
HEAVY SNOW...IS EXPECTED IN THE SNOWBELT FROM BAYFIELD COUNTY
THROUGH ASHLAND AND IRON COUNTIES THROUGH AT LEAST THE FIRST HALF
OF THE WEEKEND. A LAKE EFFECT SNOW WATCH HAS BEEN ISSUED. SEE THE
LATEST FORECAST AND WINTER WEATHER MESSAGE FOR FURTHER DETAILS.

WIND CHILLS IN THE 20 TO 30 BELOW RANGE ARE LIKELY EACH NIGHT FOR
THE REST OF THE WEEK....ESPECIALLY FROM THE TWIN PORTS NORTH TO
THE CANADIAN BORDER. WIND CHILL ADVISORIES MAY HAVE TO BE ISSUED.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

LSZ121-140>148-071130-
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-
404 AM CST THU JAN 6 2011

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

.DAY ONE...TODAY AND TONIGHT

A SMALL CRAFT ADVISORY IS IN EFFECT FOR MOST OF THE WISCONSIN
NEARSHORE WATERS. SEE THE LATEST MARINE FORECAST FOR DETAILS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

A SMALL CRAFT ADVISORY AND A HEAVY FREEZING SPRAY WATCH ARE IN
EFFECT FOR MOST OF THE WISCONSIN NEARSHORE WATERS FRIDAY AND
FRIDAY NIGHT. SEE THE LATEST MARINE FORECAST FOR DETAILS.

04

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, Jan 6, 1:33 PM CST, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DULUTH MN
133 PM CST THU JAN 06 2011

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

0131 PM     SNOW             GILE                    46.43N 90.23W
01/06/2011  M1.5 INCH        IRON               WI   TRAINED SPOTTER

            SNOWFALL SINCE 10 AM THIS MORNING.

&&

KK

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 5, 6:49 PM CSTLake Effect Snow AdvisoryDLHAshland, Iron21 hr
Jan 6, 3:24 PM CSTLake Effect Snow WarningDLHAshland, Bayfield, Iron42 hr
Jan 5, 8:56 PM CSTSmall Craft AdvisoryDLH60 hr
Jan 6, 3:59 AM CSTHeavy Freezing Spray WatchDLH24 hr

Nearby

Wind Chill Advisories in Minnesota, 2011Wind Chill Advisories in Wisconsin, 2011Every wind chill advisory in 2011

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.