Lake Mendota

Lake Mendota

Madison, Dane County, WI
15mi²
261.00ft
Directions
Lake Information

Lake Mendota, a majestic jewel nestled in the heart of Dane County, Wisconsin, stands as a testament to the state's rich natural beauty. Spanning an impressive 9,781 acres and boasting a maximum depth of 83 feet, this pristine lake has long been a beloved destination for both locals and visitors. With its crystal-clear waters, diverse fish population, and abundant recreational opportunities, Lake Mendota has earned its place as a cherished natural wonder. Lake Mendota's sheer size and depth make it a standout among Wisconsin's lakes. Its waters shimmer with a tranquil allure, providing a scenic backdrop for the various activities that take place on its surface. As the largest lake in the Yahara Chain, it plays a pivotal role in the region's ecology and serves as a vital water source for the city of Madison. Anglers flock to Lake Mendota year-round, drawn by the promise of rewarding catches. The lake's varied ecosystem is home to a plethora of fish species, including Musky, Panfish, Largemouth Bass, Smallmouth Bass, Northern Pike, Walleye, Sturgeon, and Catfish. Whether you're a novice or an experienced angler, the opportunities to reel in a prized catch are abundant. Lake Mendota isn't just for fishing enthusiasts; it's a playground for all who seek outdoor adventures. Visitors can access the lake from public boat landings, launching their vessels into the clear waters. Kayakers and paddleboarders can explore its pristine shores, while swimmers can take a refreshing dip at public beaches during the warmer months. One unique aspect of Lake Mendota is its low water clarity, which adds an air of mystery to its depths. Divers and snorkelers are enticed by the opportunity to explore this underwater world, discovering submerged landscapes and encountering aquatic life that thrives in these pristine but murkier waters. Lake Mendota isn't just a body of water; it's a vibrant community of nature enthusiasts and conservationists. Local organizations and passionate individuals work tirelessly to protect and preserve this natural wonder for future generations. Their dedication ensures that Lake Mendota remains a haven of natural beauty and a sanctuary for all who seek solace in its embrace. Lake Mendota, with its vast expanse, diverse ecosystem, and myriad recreational opportunities, stands as a testament to the natural splendor of Dane County, Wisconsin. Whether you're casting a line, exploring its shores, or simply basking in the serenity of its waters, Lake Mendota offers an escape into the heart of nature. Come and experience the unparalleled beauty and adventure that await on the shores of this magnificent Wisconsin lake.

Read more

Current Conditions

59°F°
Feels like 52°F°
Cloudy
Today's High
64°F°
Today's Low
45°F°

Water Temperature

57°F
Updated: (May 14)
Sign in to contribute temps.

Current water temperature for Lake Mendota is 57°F.

Current Snapshot

Wind9 mph WNW (Gust 14 mph)
Pressure
29.77 inHg
Visibility17 mi
Humidity66%
Cloud Cover99%

Forecast: Sunday, May 18

Day 1 of 9

Hourly Insights

7 AM
50°F°
10 AM
54°F°
1 PM
60°F°
4 PM
64°F°

Temperature

High
64°F°
Low
45°F°

Precipitation

Chance0%
Amount0.00"
Typeclear

Wind

7mph
Avg Speed
Gusts up to
21mph
CalmModerateStrong
Max Speed11 mph

Sun, Moon & UV

Sunrise10:30 AM
Sunset1:18 AM
Moon PhasewaningGibbous
Max UV Index5 (Moderate)

Solunar Fishing Forecast

Action Rating
3/5

Todays action is rated a 3 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

10:06 AM - 12:36 PM

10:36 PM - 1:06 AM

Minor Times (Good)

5:37 AM - 7:07 AM

2:42 PM - 4:12 PM

Outlook for Sunday at Lake Mendota

Expect temperatures ranging from 45°F to 64°F. Skies look partly cloudy with little chance of precipitation. Winds will be averaging 7 mph, with potential gusts reaching up to 21 mph. The maximum UV index will be 5 (Moderate), so plan sun protection accordingly. For anglers, today's fishing action is rated 3/5 (Todays action is rated a 3 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 10:06 AM and 10:36 PM, or try the minor windows near 5:37 AM and 2:42 PM for potential early morning or evening action. Check back for the latest conditions and forecasts for Lake Mendota.

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 17th 2025

Lake Information

Elevation
261 ft
Area
15 mi²
Coordinates
43.126, -89.396

Weather Forecast

Sunday

64°F
45°F

Monday

60°F
40°F

Tuesday

50°F
44°F

Wednesday

56°F
44°F

Thursday

58°F
41°F

Friday

61°F
42°F

Saturday

63°F
47°F

Sunday

65°F
44°F

Monday

65°F
48°F
Sunday - 5/18/2025
64°F
45°F
12am
52°F
57°F
29.85 hPa
7 mph
NW
G: 13 mph
2am
51°F
57°F
29.88 hPa
6 mph
NW
G: 10 mph
4am
49°F
57°F
29.91 hPa
5 mph
WNW
G: 8 mph
6am
49°F
57°F
29.93 hPa
5 mph
NW
G: 8 mph
8am
52°F
57°F
29.97 hPa
5 mph
NW
G: 10 mph
10am
54°F
57°F
29.96 hPa
7 mph
NNW
G: 10 mph
12pm
58°F
57°F
29.98 hPa
7 mph
NNW
G: 11 mph
2pm
62°F
57°F
29.99 hPa
5 mph
N
G: 10 mph
4pm
64°F
57°F
29.95 hPa
6 mph
NNE
G: 10 mph
6pm
63°F
57°F
29.97 hPa
7 mph
NNE
G: 10 mph
8pm
59°F
57°F
29.97 hPa
8 mph
NE
G: 14 mph
10pm
52°F
57°F
30.03 hPa
11 mph
E
G: 21 mph

Water Temperature History

Trends for Lake Mendota

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

34°F

On Jan 10

Coldest point in the Last 12 Months.

Average in Period

56°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 (75°F).
  • Coolest avg: December (38°F).
  • Rapid warming often occurs: May → June (+10°F).
  • Sharpest cooling trend: November → December (-11°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm06121824

Wind Direction

314°

Pressure

1011 mb

Cloud Cover

22%

Visibility

16 miles

Daily Pressure Forecast

SunMonTueWedThuFriSatSunMon0.008.8617.7226.5835.44
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 Lake Mendota

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