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Winter Storm Watch


URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
229 PM MST Sun Feb 19 2017

...A strong pacific storm will bring heavy snow to the western
mountains from Monday afternoon through Tuesday evening...

.A strong pacific storm will bring heavy snow to the western
mountains from Monday afternoon through Tuesday evening. Strong
west to southwest winds will cause blowing and drifting snow.
The western valleys will see mainly rain.


WYZ001-002-012-014-024-201000-
/O.NEW.KRIW.WS.A.0011.170221T0000Z-170222T0700Z/
Yellowstone National Park-Absaroka Mountains-
Teton and Gros Ventre Mountains-Wind River Mountains West-
Salt River and Wyoming Ranges-
Including the cities of Lake, Mammoth, and Old Faithful
229 PM MST Sun Feb 19 2017

...WINTER STORM WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY EVENING...

The National Weather Service in Riverton has issued a Winter
Storm Watch, which is in effect from Monday afternoon through
Tuesday evening.

* TIMING...Snow and strong winds are expected to move into the
  western mountains of Wyoming Monday afternoon. Snow and wind are
  expected to continue through Tuesday evening.

* Snowfall accumulation`s...snowfall of 12 to 24 inches is
expected possibly up to 30 inches in the Teton mountains.

* Wind and Visibility...west to southwest winds of 20 to 30 mph
  with gusts to 45 mph on the passes and upper ridges. Visibility
frequently below a quarter mile in heavy snow and blowing snow.

* MAIN IMPACT...Travel may become very difficult over the mountain
  passes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter storm watch means there is a potential for significant
snow and/or blowing snow that may impact travel. Continue to
monitor the latest forecasts.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Pocatello ID
208 PM MST Sun Feb 19 2017


IDZ018-031-201100-
/O.NEW.KPIH.WS.A.0009.170220T1300Z-170221T2200Z/
Sawtooth Mountains-Big and Little Wood River Region-
Including the cities of Stanley, Clayton, Hailey, Ketchum,
and Bellevue
208 PM MST Sun Feb 19 2017

...WINTER STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH
TUESDAY AFTERNOON...

The National Weather Service in Pocatello has issued a Winter
Storm Watch, which is in effect from Monday morning through
Tuesday afternoon.

* IMPACTS...Moderate to heavy snow and blowing snow is expected to
  create difficult driving conditions above 6500 ft, including
  passes.

* TIMING...Snow above 6500 ft should become heavy at times during
  the day Monday, and continue through Tuesday. The strongest
  winds are expected Monday night through Tuesday.

* SNOW ACCUMULATIONS...Valley accumulations of 2 to 5 inches.
  Above 6500 ft, 10 to 18 inches are expected. The highest
  elevations may see accumulations around 2 feet.

* CONFIDENCE...High confidence in timing. Moderate confidence in
  high elevation snow amounts and winds. Low confidence in valley
  snow amounts.

* LOCATIONS...Stanley, Clayton, Hailey, Ketchum, and Bellevue

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A winter storm watch means there is a potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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