Forecast
Avalanche Forecast
Snow Observations
Trip Planning
Bridger Range
Northern Gallatin
Northern Madison
Southern Madison
Southern Gallatin
Lionhead
Island Park
Cooke City
Butte Area
Dillon Area
Photos
Videos
Submit a Snow Observation
Subscribe
Forecast Archive
Weather
Weather Station Links
Weather and Avalanche Log
Bridger Range
Bridger Ridge
Bridger Lift
Bridger Lift Midway
Slushmans
Alpine Station
Base Area
Cabin
Brackett Creek SNOTEL
Sacajawea SNOTEL
Northern Gallatin
Flanders Mtn.
Shower Falls SNOTEL
Lick Creek SNOTEL
N. Madison - Big Sky
Lone Mountain - Summit
Jack Creek
Lookout Ridge
Bavaria
Lobo
Great Falls
Lone Mountain SNOTEL
Yellow Mule RAWS
N. Madison - Y.C.
Timberline
Andesite
American Spirit
Yellowstone Club Base
Great Bear
Southern Madison
Taylor Fork
Carrot Basin SNOTEL
Beaver Creek SNOTEL
West Yellowstone
Lionhead Ridge
Madison Plateau SNOTEL
Whiskey Creek SNOTEL
Black Bear SNOTEL
Island Park
Sawtelle Peak
Sawtelle Snowfall
White Elephant SNOTEL
Cooke City
Lulu Pass
Fisher Creek SNOTEL
Monument Peak SNOTEL
Education
Online Tutorials
Education Calendar
Avalanches and Snowpits
Avalanche Activity List
Avalanche Incidents
Accident Reports
Snowpit Profiles
More
Annual Reports
Friends of GNFAC
GNFAC Staff
Donate or Pay
Blog and Articles
Other Avalanche Centers
Glossary of Terms
Placenames Map
Contact Us
Gallatin National Forest Avalanche Center
Sastrugi
Wind eroded snow, which often looks rough like frozen waves. Usually found on windward slopes.
Subscribe to Sastrugi
