San Rafael

46 technical canyons and slot canyon routes

The San Rafael Swell is known for accessible desert slot canyons on BLM land. Conditions can change quickly after storms. Respect access roads and desert ethics.

46
Total Canyons
14
Beginner (1-2)
29
Intermediate (3)
3
Advanced (4+)

3-Day Weather Forecast & Flash Flood Risk for San Rafael

Low Risk Today Based on NOAA regional forecast
Today
2026-04-11
🌧️
70° / 49°
Drizzle
Flash Flood Risk: Low
Rain: 19% · Wind: 23 mph
Tomorrow
2026-04-12
67° / 43°
Partly cloudy
Flash Flood Risk: Low
Rain: 17% · Wind: 27 mph
Day 3
2026-04-13
🌧️
59° / 39°
Drizzle
Flash Flood Risk: Moderate
Rain: 35% · Wind: 14 mph
Storms: 1 PM–7 PM
Today · Tomorrow · Day 3 — Source: Open-Meteo / NOAA regional forecast data

Check the San Rafael 3-day weather forecast and regional flash flood outlook before choosing a canyon. This quick overview helps canyoneers compare temperatures, rain chances, storm timing, and NOAA-based flash flood risk across the San Rafael region.

Use this San Rafael conditions overview as a regional planning reference for canyoneering, slot canyon trips, and weather-sensitive routes. Always verify local conditions before entering any canyon.

Areas in San Rafael

All San Rafael Canyons

Buckeyes Canyon

4B 11 rappels · 180ft max

The Squeeze

4B 6 rappels · 98ft max

Quandary Canyon

4B

Bluejohn Canyon - Lower

3A

Pasture Canyon - West Fork

3B

Baptist Draw

3B 1 rappels

Black Box Canyon (upper)

3C 1 rappels

Cable

3B 3 rappels

Chute Canyon (upper)

3B

Cistern Canyon

3A

Double Arch Canyon

3B 2 rappels · 174ft max

Eardley Canyon

3B 6 rappels

Farnsworth Canyon

3A 1 rappels

Forgotten and Lower Eagle Canyon

3A 1 rappels · 49ft max

Goblin's Lair

3A 1 rappels

Hyde Draw

3B 1 rappels

Iron Wash (upper)

3B 4 rappels

Knotted Rope Canyon

3B

Lupacchiotta

3A 3 rappels · 85ft max

Music Canyon

3B

North Fork of Iron Wash

3B

Ramp Canyon

3A

Segers Window Canyon aka: Little Segers Hole Canyon

3B 3 rappels

Southern Baptist

3B

Three Fingers Canyon

3B 3 rappels · 49ft max

Upper Greasewood Draw

3B 3 rappels

Zero Gravity Canyon

3B 2 rappels · 66ft max

Chamber of the Basilisk

3A 1 rappels · 328ft max

Upper Black Dragon Wash

3B

Eardley Canyon (Upper)

3B

Bluejohn Canyon - West Fork

2A

Black Box Canyon (lower)

2C

Crack Canyon

2A

Crawford Draw

2A

Dang Canyon

2A

Ding Canyon

2A

Little Wild Horse Canyon

2A

Wild Horse Window

2A

Mud Canyon

2A

Penitentiary Canyon

2A

Horseshoe Canyon

1A

Chute Canyon (lower)

1A

Eardley Canyon (Lower Straight Wash)

1A

Straight Wash

2A

Cable Canyon

3B 3 rappels · 83ft max

Upper Chute

3B

Plan your San Rafael canyoneering trip with weather forecasts and trip tracking

Open Canyon Explorer

San Rafael Weather & Flash Flood FAQ

What is the flash flood risk in San Rafael today?

The San Rafael regional forecast gives a quick overview of today's flash flood risk using NOAA regional forecast guidance, along with temperature, rain chances, and storm timing.

What is the 3-day weather forecast for San Rafael?

The San Rafael 3-day weather forecast shows a simple day-by-day view of temperatures, storm potential, and regional flash flood outlook to help canyoneers compare conditions before a trip.

Is this weather forecast canyon-specific?

No. This is a regional San Rafael weather and flash flood overview designed as a planning reference. Conditions can vary by drainage, route, and storm pattern.

Why does flash flood risk matter in San Rafael?

San Rafael includes many canyons and drainages where rain and storms can quickly change conditions. A regional flash flood outlook helps users understand broader weather risk before selecting a route.

Nearby Regions