Sno-Park locations • PDF Maps • Rules • Permits • Trail Etiquette • Wilderness Areas • Advisory Committee
Washington State Snowmobile Sno-Parks
Region: South Cascades Area
Download a high-quality, printable PDF of the above map: Flattop
Mount Adams Ranger District
(509) 395-3400Emergency Contact Info:
Skamania County Sheriff's Office
Directions: 6.5 miles northwest of Trout Lake. State Route 14 to Highway 141 north to junction of USFS Road 88 & 8821
Elevation: 2,600 ft
Trails: 1.) 8821 / 8831
2.) 88 / 8860
Trail system 154 miles
Shelter with wood stove, sanitary facilities along trails, scenic view point
Sno-Park Permit required during the season
Exception: From April 1 to 30, a Sno-Park Permit may or may not be required.
Please obey posted signs indicating whether a permit is needed. Contact the local agency listed for each Sno-Park for more information.
After periods of extreme weather, work crews may be on trails during the day to clear debris or drifts. Please exercise caution.
Grooming has concluded for the 2012-2013 Season. See you next year.Return to State MapReturn to Region Map
2012-2013 Grooming Schedule:
Mt. Adams Sno-Parks - We run two Tucker 2000D Sno-Cats operating in these areas operated by Dan and Dwayne Webberly, and the grooming of the Sno-Parks in these areas are scheduled for Wednesday, Thursday, Friday and occasionally Saturday each week with specific trails based on snow pack, trail and weather conditions, and local events.
Trails will be groomed on Wednesday, Thursday, and Friday of each week as conditions allow.
GROOMING SCHEDULE: December thru March
Wednesdays: Flat Top Sno-park to 8831 to 6020 to 60 to Crest Camp to 24 to Attkison Sno-park, then back to 8821 to Flat Top Sno-park.
Thursdays: Flattop Sno-park to 8851 to 30 to Lone Butte Sno-park, 24 to 8831 to 88 to Flattop Sno-park
Fridays: Flattop Sno-park to 8860 to 23 to 90 to 88 to 8854 to 8851 to 24 to 8821 to Flattop Sno-park.
Groomer: Northwest Snow Grooming
Grooming reports are updated when trail grooming information is provided. Reports are posted at 9:00 a.m, noon, 3:30 p.m. and 6:00 p.m. Monday thru Friday. Reports are posted at 8:00am and 10:00am on Saturdays. No updates on Sundays or holidays.
Schedule is subject to change.
There are more than 120 Sno-Parks (parking lots cleared of snow) available statewide during the winter.
Approximately 80 of the Sno-Parks are designated primarily for snowmobiling. Click on the
above map to find Sno-Park locations in specific regions. You will find directions to snowmobile
Sno-Parks and trail reports updated regularly during the winter season.
PLEASE NOTE: Trail grooming information may change without notice due to
snow conditions, temperatures, equipment breakdowns, etc. For updates, please check the website regularly.
These maps are not intended as trail guides, but are provided as reference/informational
publications only. The trails are not based on Global Positioning Systems (GPS). If you
find incorrect information, please notify the Winter Recreation Program at
If you would like to report on the condition of a particular Sno-Park you visit, please
print and mail a completed On-Site Evaluation Form
to the Winter Recreation Program at:
Washington State Parks and Recreation Commission
Attn: Winter Recreation Program
P.O. Box 42650
Olympia, WA 98504