Winter Storm Watch for Montana | 6-12″ of Snow Forecast Tues – Wed

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Lone Peak at Big Sky, MT. photo: big sky
Lone Peak at Big Sky, MT. photo: big sky

NOAA has issued a Winter Weather Advisory for Montana this Tuesday and Wednesday.ย  They’re forecasting 6-12″ of snow with this storm.ย  We’re hoping this Winter Storm Watch will get upgraded to a Winter Storm Warning by Tuesday morning.

According to this NOAA forecast, Big Sky ski resort will be opening on Thursday with some great conditions.

WIDESPREAD ACCUMULATING SNOW TUESDAY
NIGHT AND WEDNESDAY MORNING WILL BEGIN TO DECREASE ACROSS THE NORTH
BY WEDNESDAY AFTERNOON. - NOAA Great Falls, MT today

 

CONFIDENCE IS HIGH THE AREA WILL RECEIVE ACCUMULATING SNOW AND MUCH
COLDER TEMPERATURES WITH THIS STORM SYSTEM. - NOAA Great Falls, MT today
"Here is an overview of the blast of winter we are anticipating for the middle of the upcoming week...a storm system that will affect the entire region" - NOAA, today
“Here is an overview of the blast of winter we are anticipating for the middle of the upcoming week…a storm system that will affect the entire region” – NOAA, today

3-6″ of snow is forecast for the valleys with 6-12″ of snow forecast for the mountains including Big Sky ski resort.

* SNOW ACCUMULATIONS...3 TO 6 INCHES OF SNOW IN THE VALLEYS AND
  LOWER ELEVATIONS WITH UP TO ONE FOOT IN THE MOUNTAINS. 
  - NOAA Great Falls, MT today
RED = 100% probability of snow on Tues/Wed. image: noaa, today
RED = 100% probability of snow on Tues/Wed. image: noaa, today

***

Great Divide ski area has been open weekends and Big Sky opened up last weekend for one day.ย  Big Sky opens for the season on Thursday.

***

Timing. image: noaa, today
Timing. image: noaa, today

WINTER WEATHER ADVISORY for MONTANA:

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
1159 AM MST SUN NOV 22 2015

BEAVERHEAD-NORTHERN ROCKY MOUNTAIN FRONT-EASTERN GLACIER-HILL-
CASCADE-CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-MADISON-
TOOLE-LIBERTY-EASTERN PONDERA-BLAINE-
SOUTHERN ROCKY MOUNTAIN FRONT-EASTERN TETON-JUDITH BASIN-FERGUS-
JEFFERSON-BROADWATER-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...BROWNING...
MARIAS PASS...LOGAN PASS...CUT BANK...HAVRE...GREAT FALLS...
KINGS HILL PASS...BIG SANDY...FORT BENTON...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...ENNIS...
NORRIS HILL...RAYNOLDS PASS...TWIN BRIDGES...SHELBY...CHESTER...
CONRAD...CHINOOK...CHOTEAU...FAIRFIELD...STANFORD...LEWISTOWN...
LEWISTOWN DIVIDE...BOULDER...BOULDER HILL...ELK PARK PASS...
HOMESTAKE PASS...WHITEHALL...TOWNSEND...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE

...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY EVENING.

* A COLD CANADIAN FRONT WILL MOVE ACROSS THE AREA AND WILL
  COMBINE WITH A WINTER WEATHER SYSTEM MOVING OUT OF THE
  PACIFIC...YIELDING SIGNIFICANT SNOWFALL ON TUESDAY AND WEDNESDAY
  WITH SUB-ZERO TEMPERATURES BEHIND THE FRONT.

* LOCATIONS...ALL PARTS OF CENTRAL AND SOUTHWEST MONTANA INCLUDING...BIG
  HOLE PASS...CHIEF JOSEPH PASS...DILLON... MONIDA PASS...MARIAS
  PASS...LOGAN PASS...CUT BANK... HAVRE... GREAT FALLS...KINGS
  HILL PASS...FLESHER PASS...HELENA...MACDONALD PASS... ROGERS
  PASS...NORRIS HILL...RAYNOLDS PASS...LEWISTOWN... LEWISTOWN
  DIVIDE...BOULDER HILL...ELK PARK PASS... HOMESTAKE PASS...BATTLE
  RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...WEST
  YELLOWSTONE.

* SNOW ACCUMULATIONS...3 TO 6 INCHES OF SNOW IN THE VALLEYS AND
  LOWER ELEVATIONS WITH UP TO ONE FOOT IN THE MOUNTAINS.

* TIMING...SNOW WILL BEGIN ALONG THE ROCKY MOUNTAIN FRONT TUESDAY
  MORNING AND WILL SPREAD ACROSS CENTRAL AND SOUTHWEST MONTANA BY
  TUESDAY AFTERNOON.

* IMPACTS...DIFFICULT DRIVING CONDITIONS WITH SLIPPERY ROADS AND
  REDUCED VISIBILITY IN BLOWING AND DRIFTING SNOW ARE
  ANTICIPATED. COLD TEMPERATURES AND WINDY CONDITIONS COULD LEAD
  TO WIND CHILLS CAPABLE OF PRODUCING FROSTBITE IN A SHORT
  TIMEFRAME.
5-day liquid precipitation forecast for California showing up to 0.7" of liquid at Big Sky which would translate to over around 12" of snow with the forecast 20:1 snow ratios.
5-day liquid precipitation forecast for California showing up to 0.7″ of liquid at Big Sky which would translate to over around 12″ of snow with the forecast 20:1 snow ratios.

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