Avalanche Danger Report Interactive Map

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"Where's the danger?" Here are autogenerated DEM Shading rules for each advisory zone that allow for quickly adding avalanche danger and problem layers to CalTopo maps.

Select A Region: All Regions Alaska Arizona California Colorado Idaho Montana New Hampshire New Mexico Oregon Utah Washington Wyoming Canada

Alaska

• Chugach State Park
• Seward and Lost Lake
• Summit Lake Thursday, April 24, 2025 7:00AM
• Turnagain Pass Thursday, April 24, 2025 7:00AM
• Douglas Island Sunday, April 13, 2025 7:06AM
• Juneau
• Cordova
• Eastern Alaska Range
• Chilkat Pass
• Lutak
• Transitional
• Hatcher Pass Sunday, April 20, 2025 7:00AM
• Continental Thursday, April 24, 2025 7:37AM
• Intermountain Thursday, April 24, 2025 7:37AM
• Maritime Thursday, April 24, 2025 7:37AM

Arizona

• San Francisco Peaks / Kachina Peaks Wilderness

California

• Bridgeport Avalanche Center
• Eastside Region
• Mount Shasta
• Central Sierra Nevada

Colorado

• CAIC zone Thursday, April 24, 2025 4:30PM
• CAIC zone Thursday, April 24, 2025 4:30PM
• CAIC zone Thursday, April 24, 2025 4:30PM

Idaho

• Big Holes
• Selkirk Mountains
• Silver Valley & Bitterroot Mountains
• West Cabinet Mountains
• PAC Advisory Area
• Banner Summit
• Galena Summit & Eastern Mtns
• Sawtooth & Western Smoky Mtns
• Soldier & Wood River Valley Mtns

Montana

• Flathead Range & Glacier NP
• Swan Range
• Whitefish Range
• Bridger Range
• Cooke City
• Island Park
• Lionhead Area
• Northern Gallatin Range
• Northern Madison Range
• Southern Gallatin Range
• Southern Madison Range
• East Cabinet Mountains
• Purcell Mountains
• Bitterroot
• Rattlesnake
• Seeley Lake

New Hampshire

• Presidential Range

New Mexico

• Northern New Mexico

Oregon

• Central Cascades Wednesday, April 23, 2025 8:00PM
• Newberry
• Mt Hood
• Southern Oregon
• Blues
• Elkhorns
• Northern Wallowas
• Southern Wallowas

Utah

• Abajos
• Logan
• Moab
• Ogden
• Provo
• Salt Lake
• Skyline
• Southwest
• Uintas

Washington

• East Slopes Central
• East Slopes North
• East Slopes South
• Olympics
• Snoqualmie Pass
• Stevens Pass
• West Slopes Central
• West Slopes North
• West Slopes South

Wyoming

• Gros Ventre
• Salt River and Wyoming Ranges
• Snake River Range
• Southern Wyoming Range
• Tetons
• Togwotee Pass
• Big Horns
• Sierra Madre
• Snowy Range

Canada

• Canada zone Thursday, April 24, 2025 5:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 5:00PM
• Canada zone
• Canada zone
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 5:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 5:00PM
• Canada zone Thursday, April 24, 2025 5:00PM
• Canada zone Thursday, April 24, 2025 5:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 4:00PM
• Canada zone Thursday, April 24, 2025 3:30PM

Zones

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