Heavy snow for Montana and Wyoming


Snowfall accumulations – 6 to 24 inches – Tree and power line damage expected – Roads impassable in some areas
(Excerpts)
URGENT – WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
725 PM MDT Sun Oct 1 2017

…FIRST SNOWFALL OF THE SEASON…

.A potent storm system from the Canadian Rockies will sweep across the region through Tuesday.

Southwest Phillips-Including the city of Zortman

WINTER STORM WARNING FROM NOON MONDAY TO NOON TUESDAY…

* ACCUMULATIONS…Snow accumulation of 6 to 10 inches.

* IMPACTS…The heavier snow expected in the higher elevations of the Little Rocky Mountains will combine with the strong winds
to create reduced visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Storm Warning for snow means severe winter weather conditions are expected or occurring. Significant amounts of snow
are forecast that will make travel dangerous. Only travel in an emergency. If you must travel keep an extra flashlight, food, and
water in your vehicle in case of an emergency.
……………………………….
West Glacier Region-
638 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING FROM 6 AM MONDAY TO 6 AM MDT TUESDAY…

* WHAT…Heavy snow and blowing snow expected. Plan on difficult travel conditions. Below 4000 feet total snow accumulations of 1
to 3 inches are expected. Above 4000 feet 3 to 5 inches, and localized amounts up to 15 inches across the highest terrain.
Travelers over Marias Pass should plan for low visibility due to snow and blowing snow with 8 to 12 inches total accumulation by
Tuesday morning.

* WHERE…Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, Marias Pass, and Polebridge.

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Elkhead and Park Mountains-Flat Tops-Eastern Uinta Mountains-
621 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING UNTIL MIDNIGHT MONDAY NIGHT…

* LOCATIONS INCLUDE…Columbine, Hahns Peak, Toponas, Buford,
Trappers Lake, Manila, and Dutch John.

* SNOW ACCUMULATION…12 to 20 inches.

* VISIBILITY…Less than 1/2 mile at times.

* IMPACTS…The heavy snow will make many roads impassable and may produce widespread power outages due to the weight of the
snow on tree limbs and power lines.
…………..

Gore and Elk Mountains/Central Mountain Valleys-
621 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING UNTIL MIDNIGHT MONDAY NIGHT ABOVE 9000 FEET…

* LOCATIONS INCLUDE…Vail Pass, Independence Pass.

* TIMING…Snow…heavy at times…will continue through Monday evening.

* SNOW ACCUMULATION…6 to 10 inches.

* SNOW LEVEL…10,000 feet then lowering to near 8000 feet by Monday morning.

* VISIBILITY…Less than 1/2 mile at times.

* IMPACTS…The heavy snow will make many roads impassable and may produce widespread power outages due to the weight of the
snow on tree limbs and power lines. Strong winds will lead to blowing snow, reduced visibility, and additional power outages.

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URGENT – WINTER WEATHER MESSAGE
National Weather Service Denver/Boulder CO
359 PM MDT Sun Oct 1 2017

…Wintry weather coming to the northern Colorado mountains tonight and Monday…

.A weather system being driven by a powerful Pacific jet stream will remain over Colorado tonight and Monday, bringing widespread precipitation to the north central Colorado mountains. Snow levels are expected to drop to 7,500 feet or lower near the Wyoming border, and 8,500 to 9,000 feet along the I-70 Corridor by tonight. Snowfall will be moderate to heavy at times, especially over Grand, Jackson and western Larimer Counties. The storm system is expected to be moving out of the state by Monday afternoon with snowfall rates decreasing at that time.

West Jackson and West Grand Counties Above 9000 Feet-South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet-Including the cities of East Slopes Park and Northern Gore Ranges, Gore Pass, Rabbit Ears Pass, Cameron Pass, Laramie and Medicine Bow Mountains, Rabbit Ears Range, Rocky Mountain National Park, and Willow Creek Pass
………………………..
359 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING UNTIL MIDNIGHT MDT MONDAY NIGHT…

* TIMING…Snow along with embedded thunderstorms will continue this evening and become heavier through tonight. Precipitation
should decrease by Monday evening.

* SNOW ACCUMULATIONS…8 to 16 inches with locally higher
amounts possible.

* WIND/VISIBILITY…As low as one quarter mile during periods of heavy snow.
………………………………….
URGENT – WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
258 PM MDT Sun Oct 1 2017

Cascade-Judith Basin-Fergus-Meagher-Including the following locations Great Falls, Cascade, Belt, Kings Hill Pass, Raynesford, Stanford, Hobson, Lewistown, Winifred, Lewistown Divide, Grass Range, Martinsdale, and White Sulphur Springs
258 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING FROM 9 AM MONDAY TO NOON MDT TUESDAY…

* WHAT…Heavy snow expected. Plan on difficult travel conditions.
Total snow accumulations of 6 to 12 inches on the plains, with 12 to 24 inches in the mountains, are expected.

* WHERE…Cascade, Judith Basin, Fergus and Meagher Counties.

* ADDITIONAL DETAILS…Be prepared for significant reductions in visibility at times. Tree and power line damage expected.

……………………………………….
URGENT – WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
258 PM MDT Sun Oct 1 2017

Northern Rocky Mountain Front-Eastern Glacier-Toole-Eastern Pondera-Southern Rocky Mountain Front-Including the following locations Logan Pass, Marias Pass, Browning, Heart Butte, Cut Bank, Shelby, Sunburst, Brady, Conrad, Bynum, Choteau, and Augusta
258 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM MONDAY TO 6 AM MDT TUESDAY…

* WHAT…Heavy snow and blowing snow expected. Plan on difficult travel conditions, including during the evening commute on Monday. Total snow accumulations of 8 to 12 inches on the plains, with 10 to 20 inches in the mountains, are expected.

* WHERE…Northern Rocky Mountain Front, Eastern Glacier, Toole, Eastern Pondera and Southern Rocky Mountain Front.

* ADDITIONAL DETAILS…Winds gusting as high as 40 mph will cause areas of blowing and drifting snow. Significant reductions in visibility along with tree and power line damage are expected.

http://www.weather.gov/greatfalls
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URGENT – WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
258 PM MDT Sun Oct 1 2017

Hill-Chouteau-Liberty-Blaine-Eastern Teton-Including the following locations Havre, Rocky Boy, Rudyard, Fort Benton, Carter, Big Sandy, Chester, Whitlash, Chinook, Harlem, Hays, Fairfield, and Dutton
258 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING IN EFFECT FROM 6 AM MONDAY TO NOON MDT
TUESDAY…

* WHAT…Heavy snow expected. Plan on difficult travel conditions.
Total snow accumulations of 4 to 12 inches on the plains, with 12 to 24 inches in the mountains, are expected.

* WHERE…Hill, Chouteau, Liberty, Blaine and Eastern Teton Counties.

* ADDITIONAL DETAILS…Be prepared for significant reductions in visibility at times. Tree and power line damage expected.
……………………………….
National Weather Service Great Falls MT
258 PM MDT Sun Oct 1 2017

Central and Southern Lewis and Clark-Jefferson-Broadwater-Including the following locations MacDonald Pass, Rogers Pass, Boulder Hill, Elk Park Pass, and Homestake Pass
258 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING IN EFFECT FROM 9 AM MONDAY TO NOON MDT TUESDAY ABOVE 5000 FEET…

* WHAT…Heavy snow expected. Plan on difficult travel conditions.
Total snow accumulations of 4 to 8 inches, with localized amounts up to 12 inches, are expected.

* WHERE…Central and Southern Lewis and Clark, Jefferson and Broadwater Counties.

* ADDITIONAL DETAILS…Be prepared for significant reductions in visibility at times. Isolated tree and power line damage expected.
…………………………….
URGENT – WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
233 PM MDT Sun Oct 1 2017

…Significant Accumulating Snowfall Likely Over the Higher Elevations of Southeast Wyoming Tonight Through Monday Night…

Sierra Madre Range-Snowy Range-Including the cities of Centennial and Albany
233 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING EFFECT UNTIL MIDNIGHT MDT MONDAY NIGHT…

* TOTAL SNOW ACCUMULATIONS…12 to 16 inches, especially above 9000 feet in the Snowy and Sierra Madre mountain ranges.
Locally higher amounts are possible.

Those planning outdoor activities in the Snowy and Sierra Madre mountain ranges should be prepared for hazardous winter conditions.

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URGENT – WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
233 PM MDT Sun Oct 1 2017

…Significant Accumulating Snowfall Likely Over the Higher Elevations of Southeast Wyoming Tonight Through Monday Night…

South Laramie Range-Including the cities of Buford, Pumpkin Vine, and Vedauwoo

233 PM MDT Sun Oct 1 2017

…WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT MDT MONDAY NIGHT…

The National Weather Service in Cheyenne has issued a Winter Storm Warning for heavy snowfall, which is in effect from 6 PM this evening to midnight MDT Monday night.

TIMING…Periods of snow will be possible this evening, but the snow will be on the increase late tonight, and may become heavy at times Monday before tapering off Monday night.

* TOTAL SNOW ACCUMULATIONS…6 to 9 inches possible, with highest amounts over the Interstate 80 summit.

* WINDS/VISIBILITY…Visibility may be reduced below one half mile at times in falling snow.

* IMPACTS…Mainly to travel, especially over the Interstate 80 Summit between Laramie and Cheyenne. Roads could become slick and snow packed along with areas of low visibility.

http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=usa&wwa=Winter%20Storm%20Warning

Thanks to Tom0Mason for this link


2 thoughts on “Heavy snow for Montana and Wyoming

  1. So where’s that asshole Gore with his big mouth spitting out all that hot air?? It’s not working too well in the Rockies!!

    This guy is a total imbecile….

  2. Also winter storm and snowfall warnings for southern and east-central Alberta with amounts ranging from 10 to 20 cm (3.9″ to 7.9″). Frost advisories for good portions of New Brunswick, Nova Scotia and southern Quebec.

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