Periods of snow overnight and Sunday

Periods of snow are expected overnight and Sunday morning for much of Minnesota. The snow could continue into Sunday afternoon in northeastern and east-central Minnesota and much of Wisconsin.

Here is the simulated radar from NOAA’s North American Mesoscale forecast model, for Saturday evening through Sunday afternoon:

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NOAA NAM 4km model simulated radar, via tropicaltidbits.com

Accumulations of 1 to 2 inches are possible in Minnesota, with the highest amounts over eastern Minnesota.

Here is a summary from the NWS Twin Cities:

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rt123nws
NWS Twin Cities

Far southeastern Minnesota and western Wisconsin could see higher snow totals.

The snow could be mixed with some rain at times, especially over southern Minnesota.

Advisories

The La Crosse, WI office of the National Weather Service has issued a winter weather advisory from midnight tonight to noon Sunday for southeastern Minnesota and southwestern Wisconsin:

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NWS La Crosse WI

The snow overnight and Sunday morning will reduce visibilities and make roads slippery.

Here are more details, from the NWS:

URGENT - WINTER WEATHER MESSAGE

NATIONAL WEATHER SERVICE LA CROSSE WI

239 PM CST SAT DEC 3 2016

...SNOW TONIGHT...SLICK TRAVEL BY SUNDAY MORNING...

.MOTORISTS SHOULD PREPARE FOR WINTER TRAVEL AS 1 TO 4 INCHES OF

SNOW IS EXPECTED FROM LATE TONIGHT INTO SUNDAY AFTERNOON. THE BULK

OF THE SNOW WILL FALL SUNDAY MORNING...WITH THE HIGHER AMOUNTS

ACROSS NORTHEAST IOWA AND SOUTHWEST WISCONSIN.

WHILE MOST OF THE ACCUMULATIONS WILL OCCUR ON GRASSY

SURFACES...ROADS ARE EXPECTED TO BECOME SNOW COVERED AND SLICK.

WINTER TRAVEL CONDITIONS SHOULD BE EXPECTED FOR THOSE VENTURING

OUT...ESPECIALLY SUNDAY MORNING. SLOW DOWN AND ALLOW EXTRA TIME TO

REACH YOUR DESTINATION.

IAZ009-010-018-019-029-MNZ088-095-096-WIZ032-040445-

/O.NEW.KARX.WW.Y.0014.161204T0600Z-161204T1800Z/

HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-WINONA-FILLMORE-HOUSTON-

BUFFALO-

INCLUDING THE CITIES OF...CRESCO...DECORAH...CHARLES CITY...

NEW HAMPTON...OELWEIN...WINONA...PRESTON...CALEDONIA...ALMA

239 PM CST SAT DEC 3 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO

NOON CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WINTER

WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM MIDNIGHT

TONIGHT TO NOON CST SUNDAY.

* EXPECT SNOW TO DEVELOP AROUND MIDNIGHT AND THEN DIMINISH AROUND

NOON SUNDAY.

* THE HEAVIEST SNOWFALL RATES WILL OCCUR BETWEEN 6 AM AND NOON

SUNDAY.

* TOTAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE EXPECTED.

* LOOK FOR REDUCED VISIBILITIES AT TIMES.

* PLAN ON SLIPPERY ROAD CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET OR

FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR

SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE

DRIVING. THE LATEST ROAD CONDITIONS FOR THE STATE YOU ARE CALLING

FROM CAN BE OBTAINED BY CALLING 5 1 1.

Here's a look at possible snow amounts, from the NWS office in La Crosse:

The NWS Duluth office has issued a winter weather advisory for parts of northeastern Minnesota, near the north shore of Lake Superior:

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NWS Duluth

Here are more details, from the NWS:

URGENT - WINTER WEATHER MESSAGE

NATIONAL WEATHER SERVICE DULUTH MN

301 PM CST SAT DEC 3 2016

...SNOW FOR THE MINNESOTA NORTH SHORE SUNDAY...

.THE MINNESOTA NORTH SHORE WILL GET LIGHT TO MODERATE AMOUNTS OF

SNOW SUNDAY WHEN LOW PRESSURE MOVES THROUGH THE REGION. THE

GREATEST AMOUNTS...OF 2 TO 4 INCHES...WILL FALL ALONG AND NEAR

THE HIGHER TERRAIN OF THE FAR NORTH SHORE...ACROSS COOK

COUNTY...INCLUDING NEAR LUTSEN...GRAND MARAIS...AND GRAND

PORTAGE. THERE COULD BE BRIEF PERIODS OF LOW VISIBILITY ALONG

HIGHWAY 61 BECAUSE OF STRONG SOUTHERLY FLOW COMING OFF LAKE

SUPERIOR.

MNZ021-040715-

/O.NEW.KDLH.WW.Y.0019.161204T1500Z-161205T0300Z/

SOUTHERN COOK/NORTH SHORE-

INCLUDING THE CITY OF...GRAND MARAIS

301 PM CST SAT DEC 3 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM TO 9 PM CST

SUNDAY...

THE NATIONAL WEATHER SERVICE IN DULUTH HAS ISSUED A WINTER

WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 9 AM TO 9 PM

CST SUNDAY.

* LOCATIONS...LUTSEN...GRAND MARAIS...GRAND PORTAGE...AND ALONG

THE HIGHER TERRAIN INLAND FROM THE NORTH SHORE.

* TIMING...LATE SUNDAY MORNING THROUGH SUNDAY EVENING. THE

GREATEST SNOWFALL RATES WILL BE IN THE MIDDLE AFTERNOON THROUGH

EARLY EVENING.

* SNOW ACCUMULATIONS...2 TO 4 INCHES ALONG AND NEAR THE NORTH

SHORE OF COOK COUNTY. GREATEST AMOUNTS ALONG THE HIGHER TERRAIN

WITHIN SEVERAL MILES INLAND FROM THE NORTH SHORE...WHERE THERE

MAY BE ISOLATED AMOUNTS OVER 4 INCHES.

* VISIBILITY...ONE-HALF MILE AT TIMES...BUT GUSTY WINDS OFF LAKE

SUPERIOR COULD DROP VISIBILITY TO ONE-QUARTER MILE ALONG

PORTIONS OF HIGHWAY 61.

* IMPACTS...SNOW COULD CAUSE TRAVEL DIFFICULTIES ON AREA ROADS.

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.