
Angostura Reservoir
Nestled amid the picturesque landscapes of Fall River County, South Dakota, Angostura Reservoir stands as a testament to the ingenuity of human engineering and the natural beauty of the Cheyenne River basin. Created in 1949 with the construction of the Angostura Dam by the U.S. Bureau of Reclamation, this sprawling reservoir has since evolved into a haven for outdoor enthusiasts and nature lovers alike. Stretching across 36 miles of shoreline, Angostura Reservoir beckons visitors with its inviting waters and sandy beaches, offering a myriad of recreational opportunities to delight adventurers of all ages. Whether camping under the starlit sky, cruising along its tranquil waters in a boat, or casting a line in search of the next big catch, the reservoir promises endless hours of summer fun and excitement. But it's not just the array of water sports and leisure activities that draw visitors to Angostura Reservoir—it's also the promise of a thriving fishery brimming with an abundance of aquatic life. Anglers flock to these pristine waters in pursuit of the prized walleye, smallmouth bass, crappie, and northern pike that call the reservoir home. Largemouth bass, perch, and bluegill further add to the allure, ensuring that there's always a new challenge waiting beneath the surface. Beneath the shimmering waves, Angostura Reservoir reveals its hidden depths, with an average depth of 29 feet and the deepest portion plunging to a staggering 75 feet when full. Yet, despite its impressive dimensions, the reservoir maintains a comfortable average summer temperature of 66 degrees Fahrenheit, inviting swimmers and sunbathers to bask in the warmth of its embrace. In summary, Angostura Reservoir epitomizes the perfect blend of natural splendor and recreational excitement, offering visitors an unparalleled opportunity to connect with the great outdoors. Whether seeking adventure on the water or simply seeking solace amidst the serenity of its shores, Angostura Reservoir captivates the hearts and minds of all who venture to its tranquil waters.
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Angostura Reservoir
Nestled amid the picturesque landscapes of Fall River County, South Dakota, Angostura Reservoir stands as a testament to the ingenuity of human engineering and the natural beauty of the Cheyenne River basin. Created in 1949 with the construction of the Angostura Dam by the U.S. Bureau of Reclamation, this sprawling reservoir has since evolved into a haven for outdoor enthusiasts and nature lovers alike. Stretching across 36 miles of shoreline, Angostura Reservoir beckons visitors with its inviting waters and sandy beaches, offering a myriad of recreational opportunities to delight adventurers of all ages. Whether camping under the starlit sky, cruising along its tranquil waters in a boat, or casting a line in search of the next big catch, the reservoir promises endless hours of summer fun and excitement. But it's not just the array of water sports and leisure activities that draw visitors to Angostura Reservoir—it's also the promise of a thriving fishery brimming with an abundance of aquatic life. Anglers flock to these pristine waters in pursuit of the prized walleye, smallmouth bass, crappie, and northern pike that call the reservoir home. Largemouth bass, perch, and bluegill further add to the allure, ensuring that there's always a new challenge waiting beneath the surface. Beneath the shimmering waves, Angostura Reservoir reveals its hidden depths, with an average depth of 29 feet and the deepest portion plunging to a staggering 75 feet when full. Yet, despite its impressive dimensions, the reservoir maintains a comfortable average summer temperature of 66 degrees Fahrenheit, inviting swimmers and sunbathers to bask in the warmth of its embrace. In summary, Angostura Reservoir epitomizes the perfect blend of natural splendor and recreational excitement, offering visitors an unparalleled opportunity to connect with the great outdoors. Whether seeking adventure on the water or simply seeking solace amidst the serenity of its shores, Angostura Reservoir captivates the hearts and minds of all who venture to its tranquil waters.
Read more detailsCurrent Conditions
Water Temperature
Current water temperature for Angostura Reservoir is 59°F.
Current Snapshot
Forecast: Thursday, May 1
MostlyCloudy
Hourly Insights
Temperature
Precipitation
Wind
Sun, Moon & UV
Solunar Fishing Forecast
Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)
10:24 PM - 12:54 AM
8:01 AM - 10:31 AM
2:02 PM - 3:32 PM
6:00 AM - 6:00 AM
Outlook for Thursday at Angostura Reservoir
Expect temperatures ranging from 43°F to 58°F. There's a 23% chance of rain, potentially bringing around 0.14" rain. Winds will be averaging 7 mph, with potential gusts reaching up to 23 mph. The maximum UV index will be 4 (Moderate), so plan sun protection accordingly. For anglers, today's fishing action is rated 2/5 (Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 10:24 PM and 8:01 AM, or try the minor windows near 2:02 PM and 6:00 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Angostura Reservoir.
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Lake Information
Common Fish Species
Nearby Lakes
Water Temperature History
Trends for Angostura Reservoir
Current Temp
Latest recorded surface temperature.
Lowest in Period
35°F
On Dec 15
Coldest point in the Last 12 Months.
Average in Period
55°F
Typical temp during the Last 12 Months.
Temperature Trend: Last 12 Months
Surface temperature over the selected period.
Key Observations (Last 12 Months)
- Warmest avg: July (78°F).
- Coolest avg: December (36°F).
- Rapid warming often occurs: May → June (+10°F).
- Sharpest cooling trend: September → October (-20°F).
Weather Forecast
Wind speed and pressure trends
Hourly Wind Forecast
Wind Direction
249°
Pressure
1015 mb
Cloud Cover
19%
Visibility
12 miles
Daily Pressure Forecast


Frequently Asked Questions About Angostura Reservoir
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