Norris Lake
Norris Lake, also referred to as Norris Reservoir, is a picturesque reservoir situated in the beautiful state of Tennessee, United States. Formed by the construction of Norris Dam on the Clinch River in 1936, this reservoir serves multiple purposes including flood control, water storage, and hydroelectric power generation. Divers will find that Norris Lake offers a unique underwater experience with its typically low visibility conditions.
The diverse aquatic ecosystem of Norris Lake is home to a variety of fish species, making it a haven for anglers and underwater enthusiasts. Some of the main fish species you can expect to encounter in the crystal-clear waters of Norris Lake include black bass, striped bass, crappie, walleye, and sunfish.
With an average visibility of 2 meters and a maximum depth of 10 meters, Norris Lake provides an ideal diving environment for advanced and expert divers. Whether you are seeking an adrenaline-pumping adventure or a tranquil exploration of the underwater world, Norris Lake has something to offer for divers of all skill levels.
Located on Park Road in Norris, Anderson County, Tennessee, Norris Lake is easily accessible for both local divers and those traveling from other parts of the United States. Explore the depths of this remarkable dive site and discover the hidden treasures that lie beneath the surface of Norris Lake.
The diverse aquatic ecosystem of Norris Lake is home to a variety of fish species, making it a haven for anglers and underwater enthusiasts. Some of the main fish species you can expect to encounter in the crystal-clear waters of Norris Lake include black bass, striped bass, crappie, walleye, and sunfish.
With an average visibility of 2 meters and a maximum depth of 10 meters, Norris Lake provides an ideal diving environment for advanced and expert divers. Whether you are seeking an adrenaline-pumping adventure or a tranquil exploration of the underwater world, Norris Lake has something to offer for divers of all skill levels.
Located on Park Road in Norris, Anderson County, Tennessee, Norris Lake is easily accessible for both local divers and those traveling from other parts of the United States. Explore the depths of this remarkable dive site and discover the hidden treasures that lie beneath the surface of Norris Lake.
Diving Conditions Score for Norris Lake
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 Norris Lake
Depth
10m
Visibility
2m
Experience Level
advanced
expert
Weather Conditions for Norris Lake
Wave Height
1m
Wind Speed
6.6 m/s
Water Temp
18°C
Visibility
35.9km
Cloud Cover
91%
Wave Period
8s
Air Temperature
23.8°C
Precipitation
0 mm
Detailed 7-Day Diving Forecast for Norris Lake
Alpha
Dive Score Chart for Norris Lake
Best time to dive: 7:00 with score 7.730733333333333/10. Water conditions: Waves 1m, Wind 5.7 m/s.Best night dive time: 0:00 with score 7.401433333333333/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Sunrise at Norris Lake: 06:00
Sunset at Norris Lake: 18:00
Optimal diving conditions at Norris Lake 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
7:00Score: 7.7/10
Waves: 1m (8s), Wind: 5.7 m/s
Best Night
0:00Score: 7.4/10
Waves: 1m, Wind: 3.3 m/s
Seasonal Analysis for Norris LakeAlpha
Historical patterns and best seasons for diving at Norris Lake
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 Norris Lake
Winter
Avg. Score: 8.8/10
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Norris Lake
December
Score: 8.9
January
Score: 8.8
February
Score: 8.6
Ideal Conditions for Norris Lake
Water Temp
25.2°C / 77.4°F
July
Visibility
18.4m / 60.4ft
December
Wave Height
0.4m / 1.3ft
December
Wave Period
8.0s
January
Seasonal Insights for Norris Lake
Norris Lake shows typical northern hemisphere patterns with July being the warmest month (25.2°C) and January the coldest (-2.1°C). The calmest conditions typically occur in December with average wave heights of 0.4m and wave periods of 8.0s. The most comfortable wave conditions are in December 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 December to February, 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 22, 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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