Spring Storms Continue In WY & MT | 12-24″ of Snow Wednesday-Friday In WY

Chris Wallner | | WeatherWeather
PURPLE= Winter Weather Advisory. BLUE= Winter Storm Watch. Image: NOAA

The snow just won’t stop, as another storm system is on the horizon. It is expected to impact Wyoming and Montana Wednesday – Friday. Another storm is expected to arrive in Wyoming on Monday and stick around through Tuesday.

12-24″ of snow is expected to fall in Wyoming Wednesday – Friday.

7 day snowfall forecast. Image: Tropical Tidbits
7 day precipitation totals. Image: NOAA

Snow levels are expected to begin around pass levels and drop to mountain bases and even the valley floors by Friday morning.

Additional Storm Information:

Snow is on the way through the weekend. Image: NOAA Riverton, WY
“Moderate accumulations of 6-10″ expected in the Snowy and Sierra Madre Ranges by Thursday afternoon.” – NOAA Cheyenne, WY

Wyoming: 10-20″ of Snow Wednesday – Friday

* Snow Accumulation...12 to 24 inches.
- NOAA Riverton, WY
“Don’t be surprised to see accumulating snow on area passes tonight and Thursday night.” – NOAA Missoula, MT
“One more shot at snow before the weather picture begins to clear up.” – NOAA Billings, MT

Montana: 6-10″ of Snow Thursday – Friday

* SNOW ACCUMULATION...6 to 10 inches for foothills and areas west
  of Interstate 90 with 4 to 6 inches for eastern Plains
  locations.
- NOAA Billings, MT
6-10 day temperature outlook. Image: NOAA
6-10 day precipitation outlook. Image: NOAA

Wyoming Winter Storm Watch:

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
257 PM MDT Wed Apr 26 2017

...MORE SNOW RETURNING TO WESTERN AND CENTRAL WYOMING THROUGH
FRIDAY NIGHT...

A low pressure storm system moving across the Pacific northwest
will spread increasing snow into the west tonight and Thursday.
Through Thursday the snow will spread east of the Continental
Divide across the north. The storm system will then strengthen
and close off over south central to southeast Wyoming Thursday
night with potential heavy convective snow developing over the
Big Horn mountains, Johnson, Fremont and Natrona counties.

The mountains may see 10 to 20 inches of snow with 5 to 10 inches
in the lower elevations with local 12 to 15 inch amounts possible
in the foothills areas around Buffalo, Casper and Lander. The
storm system will dig south across northern Colorado and
eventually into northern New Mexico by Saturday when the storm
will be too far south for major impacts in Wyoming.

Bighorn Mountains West-Bighorn Mountains Southeast-
257 PM MDT Wed Apr 26 2017

...WINTER STORM WATCH IN EFFECT FROM THURSDAY MORNING THROUGH
LATE FRIDAY NIGHT...

The National Weather Service in Riverton has issued a Winter
Storm Watch, which is in effect from Thursday morning through
late Friday night.

* TIMING...Snow will increase over the Bighorn mountains towards
  morning. As the storm develops heavy snow will be possible
  through Friday night.

* Snow Accumulation...12 to 24 inches.

* MAIN IMPACT...Slushy to snow packed roads will make travel
  difficult on Powder River Pass.

* OTHER IMPACTS...Heavy snow will reduce visibility below a
  quarter mile at times.

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