Lake Francis Case

Lake Francis Case

Pierre, Charles Mix County, SD
159mi²
409.00ft
Directions
Lake Information

Lake Francis Case is a stunningly beautiful man-made reservoir that stretches across the Missouri River in south-central South Dakota, United States. This vast expanse of water covers an area of approximately 102,000 acres and boasts a maximum depth of 140 feet. The lake is impounded by the Fort Randall Dam, which was built in the early 1950s to provide hydroelectric power and flood control. Today, Lake Francis Case is a popular destination for anglers, boaters, and outdoor enthusiasts of all kinds. The lake is home to a wide variety of fish species, including Walleye, Sauger, Northern Pike, Smallmouth Bass, Largemouth Bass, White Bass, Channel Catfish, Flathead Catfish, and Carp. Anglers flock to Lake Francis Case in search of trophy-sized fish, and the lake is renowned for its excellent fishing opportunities. In addition to fishing, the lake offers a wide range of recreational activities, including boating, water skiing, tubing, swimming, and camping. The shoreline of Lake Francis Case stretches for over 540 miles, providing ample space for visitors to relax and take in the stunning natural beauty of the area. The lake is surrounded by rugged hills and bluffs, and the shoreline is dotted with sandy beaches, rocky coves, and secluded bays. The lake's clear blue waters are perfect for swimming, and the sandy beaches provide the ideal place to soak up the sun. For those looking to explore the area further, there are plenty of hiking and biking trails in the surrounding hills and forests. Wildlife is abundant in the area, and visitors may spot Bald Eagles, White-tailed Deer, Wild Turkeys, Coyotes, and other animals. The lake also has several marinas and boat ramps, making it easy to launch boats and explore the lake's many nooks and crannies. Overall, Lake Francis Case is an incredible destination for anyone looking to experience the beauty of South Dakota's natural landscape. Its vast expanse of water, stunning shoreline, and abundant recreational opportunities make it a must-visit destination for outdoor enthusiasts of all kinds.

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Current Conditions

63°F°
Feels like 59°F°
PartlyCloudy
Today's High
72°F°
Today's Low
46°F°

Water Temperature

49°F
Updated: (Apr 29)
Sign in to contribute temps.

Current water temperature for Lake Francis Case is 49°F.

Current Snapshot

Wind10 mph SSE (Gust 14 mph)
Pressure
29.99 inHg
Visibility29 mi
Humidity39%
Cloud Cover52%

Forecast: Wednesday, Apr 30

Day 1 of 9

Hourly Insights

7 AM
46°F°
10 AM
59°F°
1 PM
68°F°
4 PM
72°F°

Temperature

High
72°F°
Low
46°F°

Precipitation

Chance38%
Amount0.08"
Typerain

Wind

11mph
Avg Speed
Gusts up to
24mph
CalmModerateStrong
Max Speed16 mph

Sun, Moon & UV

Sunrise11:28 AM
Sunset1:34 AM
Moon PhasewaxingCrescent
Max UV Index6 (High)

Solunar Fishing Forecast

Action Rating
2/5

Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

9:00 PM - 11:30 PM

7:17 AM - 9:47 AM

Minor Times (Good)

12:41 PM - 2:11 PM

5:00 AM - 5:00 AM

Outlook for Wednesday at Lake Francis Case

Expect temperatures ranging from 46°F to 72°F. There's a 38% chance of rain, potentially bringing around 0.08" rain. Winds will be averaging 11 mph, with potential gusts reaching up to 24 mph. The maximum UV index will be 6 (High), 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 9:00 PM and 7:17 AM, or try the minor windows near 12:41 PM and 5:00 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Lake Francis Case.

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April 30th 2025

Lake Information

Elevation
409 ft
Area
159 mi²
Coordinates
43.071, -98.545

Weather Forecast

Wednesday

72°F
46°F

Thursday

66°F
51°F

Friday

61°F
47°F

Saturday

70°F
42°F

Sunday

74°F
49°F

Monday

72°F
53°F

Tuesday

71°F
54°F

Wednesday

71°F
56°F

Thursday

71°F
51°F
Wednesday - 4/30/2025
72°F
46°F
12am
51°F
49°F
29.97 hPa
12 mph
SSE
G: 21 mph
2am
49°F
49°F
29.95 hPa
10 mph
SSE
G: 20 mph
4am
48°F
49°F
29.91 hPa
10 mph
S
G: 19 mph
6am
46°F
49°F
29.88 hPa
10 mph
SSE
G: 18 mph
8am
49°F
49°F
29.88 hPa
10 mph
SSE
G: 23 mph
10am
59°F
49°F
29.85 hPa
14 mph
S
G: 23 mph
12pm
66°F
49°F
29.81 hPa
16 mph
S
G: 24 mph
2pm
70°F
49°F
29.76 hPa
14 mph
S
G: 20 mph
4pm
72°F
49°F
29.71 hPa
14 mph
S
G: 18 mph
6pm
72°F
49°F
29.69 hPa
11 mph
SSE
G: 13 mph
8pm
67°F
49°F
29.70 hPa
9 mph
SSE
G: 16 mph
10pm
60°F
49°F
29.75 hPa
6 mph
SW
G: 14 mph

Water Temperature History

Trends for Lake Francis Case

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

32°F

On Feb 9

Coldest point in the Last 12 Months.

Average in Period

48°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: January (34°F).
  • Rapid warming often occurs: April → May (+21°F).
  • Sharpest cooling trend: September → October (-15°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm06121824

Wind Direction

150°

Pressure

1015 mb

Cloud Cover

0%

Visibility

25 miles

Daily Pressure Forecast

WedThuFriSatSunMonTueWedThu0.008.8617.7226.5835.44
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Frequently Asked Questions About Lake Francis Case

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