Columbia River Canyon
Experience an exhilarating dive at our advanced drift site with moderate visibility. Even during daylight hours, the depths remain dark, making a reliable dive light an essential companion for divers. Exercise caution due to potential boat traffic hazards near the marina. Conveniently located near the base of the 182 bridge, our dive site offers easy access for divers.
Prepare to encounter an array of marine life in the canyon, including channel catfish and white sturgeon. Juvenile specimens are commonly spotted in this area. In the shallower sections, keep an eye out for bass, shad, walleye, and carp.
Renowned as one of the top dive sites in the Tri-cities region, our location truly shines during winter nights when visibility is optimal and currents are tranquil. For enhanced safety and guidance, we recommend boat support and the assistance of an experienced dive guide.
Discover this exceptional dive spot near Shilo Inn, nestled in the captivating surroundings of the Riverfront Trail in the Gold Coast District of Pasco, Benton County, Washington, United States. With a maximum depth of 19m and a visibility of approximately 3m, our dive site offers a remarkable underwater adventure for advanced divers.
Explore the depths, embrace the thrill, and create unforgettable memories at our unparalleled dive site.
Prepare to encounter an array of marine life in the canyon, including channel catfish and white sturgeon. Juvenile specimens are commonly spotted in this area. In the shallower sections, keep an eye out for bass, shad, walleye, and carp.
Renowned as one of the top dive sites in the Tri-cities region, our location truly shines during winter nights when visibility is optimal and currents are tranquil. For enhanced safety and guidance, we recommend boat support and the assistance of an experienced dive guide.
Discover this exceptional dive spot near Shilo Inn, nestled in the captivating surroundings of the Riverfront Trail in the Gold Coast District of Pasco, Benton County, Washington, United States. With a maximum depth of 19m and a visibility of approximately 3m, our dive site offers a remarkable underwater adventure for advanced divers.
Explore the depths, embrace the thrill, and create unforgettable memories at our unparalleled dive site.
Diving Conditions Score for Columbia River Canyon
6.6
Above AverageDecent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Columbia River Canyon
Depth
19m
Visibility
3m
Experience Level
advanced
Weather Conditions for Columbia River Canyon
Wave Height
1m
Wind Speed
6 m/s
Water Temp
18°C
Visibility
90km
Cloud Cover
11%
Wave Period
8s
Air Temperature
21.5°C
Precipitation
0 mm
Detailed 7-Day Diving Forecast for Columbia River Canyon
Alpha
Dive Score Chart for Columbia River Canyon
Best time to dive: 9:00 with score 7.888133333333333/10. Water conditions: Waves 1m, Wind 4 m/s.Best night dive time: 3:00 with score 7.613433333333333/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Sunrise at Columbia River Canyon: 06:00
Sunset at Columbia River Canyon: 18:00
Optimal diving conditions at Columbia River Canyon are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.
Best Overall
9:00Score: 7.9/10
Waves: 1m (8s), Wind: 4 m/s
Safest Overall
13:00Score: 7.8/10
Waves: 1m (8s), Wind: 3.8 m/s
Best Night
3:00Score: 7.6/10
Waves: 1m, Wind: 1.9 m/s
Seasonal Analysis for Columbia River CanyonAlpha
Historical patterns and best seasons for diving at Columbia River Canyon
The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.
Monthly Dive Score Analysis - Seasonal Diving Conditions
Higher values indicate better diving conditions
Seasonal DiveScore Chart
This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.
Higher values indicate better diving conditions
Best Season for Columbia River Canyon
Winter
Avg. Score: 9.0/10
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Columbia River Canyon
January
Score: 9.3
December
Score: 9.0
February
Score: 8.6
Ideal Conditions for Columbia River Canyon
Water Temp
28.2°C / 82.8°F
August
Visibility
18.5m / 60.7ft
January
Wave Height
0.2m / 0.7ft
January
Wave Period
8.0s
January
Seasonal Insights for Columbia River Canyon
Columbia River Canyon shows typical northern hemisphere patterns with July being the warmest month (29.0°C) and December the coldest (-6.6°C). The calmest conditions typically occur in January with average wave heights of 0.2m and wave periods of 8.0s. The most comfortable wave conditions are in January with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). January is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during January to March, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.
Last updated: 1 min. ago - Jun 20, 2026
Note: This dive site is not a verified dive site. Please dive with caution. This dive site might have incorrect information by the community.
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