Bridger Teton Avalanche Center
WESTERN WYOMING AVALANCHE ADVISORY
Issued on Mon January 16, 2017 7:19 PM
A high pressure ridge is positioned over the region. Conditions remain dry with strong temperature inversions. In the mountains temperatures warmed into the teens and 20s from overnight lows in the single digits and teens. Valley temperatures rose in the single digits above zero from overnight lows that ranged from ten to thirty degrees below zero. Winds were northerly at 5 to 20 miles per hour.
Surface hoar growth continues. Sun crust development also continues. Snowpack settlement continues. Twenty four hour settlement rates have decreased to around an inch a day.
FORECAST FOR Tuesday, January 17, 2017
Conditions will remain mostly unchanged. Similar temperatures will occur. Skies will be mostly clear. Winds will back towards the west.
The general avalanche hazard is expected to be MODERATE. Surface slabs up to two feet deep could be human triggered in steep avalanche starting zones, steep couloirs and cliff areas. Deep persistent slabs are still a potential hazard with severe consequences at the upper elevations in the Greys River and Togwotee Pass areas.
TREND FOR Wednesday, January 18, 2017 AND Thursday, January 19, 2017
Dry conditions will continue. Warmer air will begin to move into the region on Wednesday. The general avalanche hazard will continue to slowly decrease.
For further information call 307-733-2664
To report an avalanche observation call 307-739-2607
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