Cass Lake

Cass Lake

Cass Lake, Beltrami County, MN
25mi²
399.00ft
Directions
Lake Information

Cass Lake, situated in north central Minnesota in the United States, is a large lake spanning approximately 10 mi (16 km) in length and 7 mi (11 km) in width. It is located in Cass and Beltrami counties, within the Chippewa National Forest and the Leech Lake Indian Reservation, in close proximity to the city of Cass Lake. With a surface area of 15,955 acres, Cass Lake is the 11th largest lake in Minnesota and the 8th largest lake that lies entirely within the state's borders. The lake is a popular tourist destination, attracting visitors from all over the world who come to experience its pristine beauty and engage in various outdoor recreational activities. The natural scenic beauty of the lake is enhanced by the surrounding pine forests, which make it an ideal spot for hiking, camping, and fishing. Cass Lake offers a diverse range of aquatic activities, including boating, water skiing, swimming, and fishing. Anglers can enjoy fishing for a variety of fish species such as walleye, northern pike, muskellunge, and smallmouth bass. The lake also has several public boat access sites, making it easy for boaters to access the water. In addition to its recreational value, Cass Lake also holds significant cultural and historical importance. The lake is situated within the Leech Lake Indian Reservation and is therefore considered sacred by the Ojibwe people. The lake holds cultural and historical significance as a traditional fishing ground, and its waters are believed to have healing properties. In conclusion, Cass Lake is a beautiful and significant natural resource in Minnesota that attracts a large number of tourists each year. With its diverse range of recreational activities, cultural and historical significance, and stunning natural beauty, Cass Lake is a must-visit destination for anyone traveling to the region.

Read more

Current Conditions

82°F°
Feels like 81°F°
Clear
Today's High
82°F°
Today's Low
64°F°

Water Temperature

47°F
Updated: (May 11)
Sign in to contribute temps.

Current water temperature for Cass Lake is 47°F.

Current Snapshot

Wind11 mph SSW (Gust 24 mph)
Pressure
29.79 inHg
Visibility43 mi
Humidity24%
Cloud Cover4%

Forecast: Monday, May 12

Day 1 of 9

Hourly Insights

7 AM
65°F°
10 AM
73°F°
1 PM
80°F°
4 PM
82°F°

Temperature

High
82°F°
Low
64°F°

Precipitation

Chance0%
Amount0.00"
Typeclear

Wind

14mph
Avg Speed
Gusts up to
32mph
CalmModerateStrong
Max Speed18 mph

Sun, Moon & UV

Sunrise10:45 AM
Sunset1:45 AM
Moon PhasewaxingGibbous
Max UV Index8 (Very High)

Solunar Fishing Forecast

Action Rating
4/5

Todays action is rated a 4 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

5:19 AM - 7:49 AM

5:04 PM - 7:34 PM

Minor Times (Good)

1:53 AM - 3:23 AM

9:46 AM - 11:16 AM

Outlook for Monday at Cass Lake

Expect temperatures ranging from 64°F to 82°F. Skies look partly cloudy with little chance of precipitation. Winds will be averaging 14 mph, with potential gusts reaching up to 32 mph. The maximum UV index will be 8 (Very High), so plan sun protection accordingly. For anglers, today's fishing action is rated 4/5 (Todays action is rated a 4 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 5:19 AM and 5:04 PM, or try the minor windows near 1:53 AM and 9:46 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Cass Lake.

Lake Map Views

LakeMonster PRO

Try Premium Features

Find the fishing sweet spots! See detailed temperature readings throughout your lake.

No credit card required for preview

May 12th 2025

Lake Information

Elevation
399 ft
Area
25 mi²
Coordinates
47.383, -94.526

Weather Forecast

Monday

82°F
64°F

Tuesday

83°F
61°F

Wednesday

81°F
61°F

Thursday

71°F
54°F

Friday

54°F
43°F

Saturday

44°F
39°F

Sunday

48°F
37°F

Monday

56°F
41°F

Tuesday

56°F
46°F
Monday - 5/12/2025
82°F
64°F
12am
70°F
47°F
29.81 hPa
10 mph
S
G: 21 mph
2am
69°F
47°F
29.81 hPa
13 mph
S
G: 27 mph
4am
66°F
47°F
29.81 hPa
12 mph
S
G: 30 mph
6am
64°F
47°F
29.80 hPa
12 mph
S
G: 28 mph
8am
67°F
47°F
29.79 hPa
13 mph
S
G: 32 mph
10am
73°F
47°F
29.74 hPa
13 mph
S
G: 31 mph
12pm
79°F
47°F
29.71 hPa
16 mph
S
G: 31 mph
2pm
81°F
47°F
29.67 hPa
18 mph
S
G: 31 mph
4pm
82°F
47°F
29.64 hPa
18 mph
S
G: 30 mph
6pm
81°F
47°F
29.62 hPa
15 mph
S
G: 27 mph
8pm
76°F
47°F
29.63 hPa
12 mph
S
G: 26 mph
10pm
70°F
47°F
29.63 hPa
12 mph
SSE
G: 24 mph

Water Temperature History

Trends for Cass Lake

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

36°F

On Nov 30

Coldest point in the Last 12 Months.

Average in Period

50°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 (72°F).
  • Coolest avg: December (36°F).
  • Rapid warming often occurs: May → June (+11°F).
  • Sharpest cooling trend: September → October (-16°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm08162432

Wind Direction

182°

Pressure

1009 mb

Cloud Cover

1%

Visibility

37 miles

Daily Pressure Forecast

MonTueWedThuFriSatSunMonTue0.008.8617.7226.5835.44
Go Premium
Better lake days, better fishing, better you with LakeMonster Pro
Relaxing app background
LakeMonster App Icon
Get a 7 day free trial

Frequently Asked Questions About Cass Lake

Get accurate, up-to-date information about conditions at Cass Lake.