Avalanche Advisory
Advisory: Moab Area Mountains Issued by Eric Trenbeath for Sunday - March 15, 2015 - 7:25am
bottom line

The avalanche danger is generally LOW this morning but will rise to MODERATE as day time heating causes the danger for wet slide activity to rise on all aspects. There also still remains an isolated danger for triggering a dry persistent slab. Though "pockety" in nature, this danger may exist on steep, rocky terrain, right around tree line and above on slopes that have a NW-N-E aspect.




current conditions

La Sal Mountains

Upper elevation, dry snow conditions were affected a little by Friday's NE winds, but soft, settled snow can still be found up there. All things considered, riding and skiing remains quite good. All sun exposed slopes are crusted over but will soften as the day progresses. Winds are virtually non-existent this morning. Overnight lows hovered right around freezing or just below on Pre Laurel Peak and at the Geyser Pass Trailhead, with a temp inversion in Gold Basin where it is currently 24 degrees. All in all, I think we've had a decent re-freeze with clear skies overnight and supportable corn surfaces will be found on slopes facing S-W. It is going to get warm fast today however with temps at 10,000' rising to near 50 degrees.


Remarkably good, dry snow conditions can still be found at upper elevations.

La Sal Mountains Current Weather

Wind speeds and temperature at 11,700' on Pre-Laurel Peak.

New snow totals and temperature at Geyser Pass Trailhead.

New snow totals and temperature in Gold Basin.

Abajo / Blue Mountains

Mixed bag conditions and overall low coverage remain the order in the Abajos. Northerly aspects at upper elevations have as much as 4' of snow, while wind and sun exposed slopes are still showing rocks and grass.

Abajo / Blue Mountains Current Weather

Winds and temperature on Abajo Peak.

Snow total at Buckboard Flat.


recent activity

Avalanche Problem 1
type aspect/elevation characteristics
LIKELIHOOD
LIKELY
UNLIKELY
SIZE
LARGE
SMALL
TREND
INCREASING DANGER
SAME
DECREASING DANGER
over the next 10 hours
description

Today the danger for wet slide activity will rise on all aspects as the day heats up. Even lower to mid elevation northerly aspects will be subject as warmer temperatures turn the un-consolidated snow into a sloppy mess. Timing is everything this time of year. Stay off of and out from under steep slopes if you notice the snow getting sloppy or see signs of instability such as pinwheels, roller balls, or loose snow sluffs.

Avalanche Problem 2
type aspect/elevation characteristics
LIKELIHOOD
LIKELY
UNLIKELY
SIZE
LARGE
SMALL
TREND
INCREASING DANGER
SAME
DECREASING DANGER
over the next 24 hours
description

The danger for triggering a persistent slab has greatly diminished, and people have been pushing into much larger terrain than is typical for the La Sals without incident. The danger now is very isolated and "pockety" but it does still exist in areas of steep, rocky terrain right around tree line or just above on slopes with a NW-N-E aspect. Warmer temperatures may make these slabs more sensitive to the weight of a skier or rider today.

weather

Skies will be clear today with high temps at 10,000' approaching a record 50 degrees. Winds will be light from the SW. The heat wave continues through mid-week with overnight lows not quite dipping to freezing. An as of yet, undefined system will begin moving into our area Wednesday bringing with it a chance for snow on Thursday.

general announcements

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This advisory is from the U.S.D.A. Forest Service, which is solely responsible for its content. This advisory describes general avalanche conditions and local variations always exist.