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Black Pearl Cove

Located in Justiceburg, Texas, this dive site at Lake Alan Henry offers a thrilling underwater experience. Accessible only by boat, divers will need either a 5mm or 7mm wet suit or dry suit, especially below the thermocline.

Lake Alan Henry is home to a diverse range of fish species, creating an exciting underwater ecosystem to explore. However, it's important to note that fishing boats may be present in the cove if you arrive late, so exercise caution and display a dive flag for added safety.

Visibility at this dive site can vary depending on rainfall and depth, ranging from 0 to 20 feet. With numerous underwater objects and navigation lines, divers can easily navigate and explore the underwater terrain. A convenient mooring buoy and dive platform are located directly under it.

Among the fascinating underwater objects, you'll discover two sunken boats, offering unique opportunities for exploration. One of these boats features a swim-through, while the other is constructed using PVC and canvas materials.

To enhance your diving experience, it's advisable to bring a good dive light and compass. These tools, along with the navigation lines between objects, will aid in your underwater orientation and make your dive more enjoyable.

Lake Alan Henry is an ideal dive location for divers of all levels, from beginners to advanced and expert divers. With its stunning underwater scenery and ample diving opportunities, it's no wonder this dive site in Garza County, Texas, is a favorite among divers in the United States.

Diving Conditions Score for Black Pearl Cove

5
Average

Average conditions, be alert.
The score is based on a calculation of the current weather and sea conditions.

Dive Site Overview for Black Pearl Cove

Depth

11m

Visibility

1m

Experience Level

beginner
advanced
expert

Weather Conditions for Black Pearl Cove

Wave Height

1m

Wind Speed

14.7 m/s

Water Temp

18°C

Visibility

39km

Cloud Cover

6%

Wave Period

8s

Air Temperature

35.4°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Black Pearl Cove
Alpha

Dive Score Chart for Black Pearl Cove

Best time to dive: 12:00 with score 7.413333333333333/10. Water conditions: Waves 1m, Wind 2.6 m/s.Best night dive time: 2:00 with score 6.788833333333333/10.

Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.

Sunrise at Black Pearl Cove: 06:00
Sunset at Black Pearl Cove: 18:00

Optimal diving conditions at Black Pearl Cove 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
12:00

Score: 7.4/10
Waves: 1m (8s), Wind: 2.6 m/s

🌙
Best Night
2:00

Score: 6.8/10
Waves: 1m, Wind: 3.8 m/s

Seasonal Analysis for Black Pearl Cove
Alpha

Historical patterns and best seasons for diving at Black Pearl Cove

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 Black Pearl Cove

Winter

Avg. Score: 8.6/10

Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.

Best Months for Black Pearl Cove

January
Score: 8.7
December
Score: 8.6
February
Score: 8.5

Ideal Conditions for Black Pearl Cove

Water Temp

Thermometer Emoji

27.6°C / 81.7°F

August

Visibility

Telescope Emoji

12.8m / 42.0ft

December

Wave Height

Wave Emoji

1.6m / 5.2ft

January

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Black Pearl Cove

Black Pearl Cove shows typical northern hemisphere patterns with July being the warmest month (32.2°C) and January the coldest (2.0°C). The calmest conditions typically occur in January with average wave heights of 1.6m 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.

Scoring Legend:
9-10 (Excellent)
7-8 (Good)
5-6 (Average)
3-4 (Poor)
1-2 (Dangerous)

Last updated: 1 min. ago - Jun 16, 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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