Angostura Reservoir

Angostura Reservoir

Hot Springs, SD

60°F
46°
9 mph61°/34°

Right Now

46°

Cloudy

Water

60°

Wind

9 mph

NE

Gusts

14 mph

Pressure

30.08

rising

Forecast - Tue, May 19

7am
38°
10am
48°
1pm
56°
4pm
60°

High / Low

61° / 34°

Wind

7 mph

gusts 18 mph

Precip

0%

UV

7

Sunrise

11:25 AM

Sunset

2:15 AM

Today Read

Angostura Reservoir

Wind read

Calm

7 mph avg

Water read

60°

Cool-water mix

Air range

34° / 61°

today

Precip

0%

low concern

Today's forecast for Angostura Reservoir has calm wind, 34F to 61F air temperatures, 0% chance of precipitation, and 60F water.

AI lake plannerFishableChecking questions

Ask what to do at Angostura Reservoir today.

The planner reads this page's water temp, forecast, fish species, solunar timing, reports, and imagery context so you can decide what to throw, when to go, and when to move.

Today's AI read

Active-water pattern for Walleye / Smallmouth bass

61 confidence

Active temps make wind edges, shallow cover, and feeding windows more important. Wind is not the main constraint, so timing and presentation can drive the plan. With a weak solunar score, favor stable weather windows.

Uses this lake data

Current water temp: 60°FWater temp history: 477 readingsHourly weather: 224 hoursSolunar timing: 2/5Fish species: 9 listedSatellite imagery: 540 captures

Trip read from the AI planner

Fishing Forecast

waxing crescent

2/5

Major

9:30 PM - 12:00 AM

Minor

1:11 PM - 2:41 PM

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May 15, 2026

Fish Species

9

Water Temperature History

Current

65°

May 24

Low

37°

Jan 22

Average

57°

Last 12 Months

Warmest avg: July (79°F)

Coolest avg: December (40°F)

Rapid warming: AprilMay (+9°F)

Sharpest cooling: OctoberNovember (-16°F)

Weather Forecast

Wind speed, gusts, and pressure trends for trip timing.

Hourly Wind Forecast

19

12am - 11pm

Wind SpeedWind Gust
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Peak Wind

10 mph

11am

Peak Gust

18 mph

highest gust

Pressure

30.22 inHg

rising

Visibility

12 mi

41% clouds

Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days

Daily Pressure Forecast

Pressure
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Nearby Lakes

FAQ

About Angostura Reservoir

Angostura Reservoir covers 4612.00 acres (7.21 square miles) with a maximum depth of 22.86 meters (~75 feet).

Angostura Reservoir is located in Hot Springs, Fall River County, SD. It is accessible to the public for outdoor activities.