Portage Lake

Portage Lake

Onekama, Manistee County, MI
3.30mi²
853ft
Directions
Lake Information

Nestled in the heart of Manistee County, Michigan, lies the breathtaking Portage Lake - a natural wonder that draws visitors from far and wide. With its crystal-clear waters and stunning natural beauty, this 2,112-acre gem is a true paradise for anyone who loves the great outdoors. As you approach the shores of Portage Lake, you can feel the excitement building inside you. The water is so clear and inviting, and the surrounding scenery is nothing short of breathtaking. The sky is a brilliant shade of blue, and the sun sparkles on the surface of the water like a thousand diamonds. Once you're out on the lake, you can explore to your heart's content. The shoreline is dotted with hidden coves and inlets, each one more beautiful than the last. You might paddle along the shore and take in the stunning natural vistas, or simply relax on the sandy beach and enjoy the warmth of the sun. And for those who love a little adventure, there's plenty to do on Portage Lake. You might take a leisurely boat ride and explore the many hidden corners of the lake, or try your hand at water skiing or wakeboarding. And if fishing is your passion, you'll find an abundance of walleye, bass, and pike lurking in the depths. But perhaps the most magical thing about Portage Lake is the sense of peace and tranquility it inspires. The air is sweet with the scent of wildflowers, and the sound of birdsong fills the air. You might sit on the shore and watch the sun set over the water, or simply bask in the stillness of the moment. Portage Lake is a true treasure of Michigan, a place where you can leave your cares behind and immerse yourself in the beauty of the natural world. Whether you come to swim, fish, or simply relax, this stunning lake is sure to capture your heart and leave you with unforgettable memories that will last a lifetime.

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Current Conditions

74°F
Feels like 74°F
Drizzle
Today's High
67°F
Today's Low
58°F

Water Temperature

81°F
Updated: (Jul 14)
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Latest Water Temperature Data: Current water temperature for Portage Lake is 81° Fahrenheit - providing real-time thermal conditions for fishing, swimming, and water recreation planning.

Current Snapshot

Wind6 mph NE (Gust 16 mph)
Pressure
29.72 inHg
Visibility13 mi
Humidity82%
Cloud Cover100%

Forecast: Thursday, Jul 17

Day 1 of 9

Hourly Insights

7 AM
61°
10 AM
61°
1 PM
63°
4 PM
67°
7 PM
66°

Temperature

High
67°F
Low
58°F

Precipitation

Chance90%
Amount0.14"
Typerain

Wind

12 mph
Avg Speed
Gusts up to
33 mph
CalmModerateStrong
Max Speed18 mph

Sun, Moon & UV

Sunrise10:17 AM
Sunset1:24 AM
Moon PhasewaningGibbous
Max UV Index6 (High)

Weather Forecast & Fishing Conditions at Portage Lake

Today's weather at Portage Lake features partly cloudy skies with temperatures ranging from 58°F to 67°F. Wind conditions will average 12 mph with gusts reaching up to 33 mph, creating good fishing conditions with moderate winds. The UV index will reach 6 (High), and there's a 90% chance of precipitation. The current water temperature is 81°F (updated Jul 14), indicating that warm-water species like bass and panfish will be highly active. These conditions will significantly impact fish behavior and angling success throughout the day.

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May 17th 2025

Weather Forecast

Thursday

67°F
58°F

Friday

72°F
53°F

Saturday

73°F
61°F

Sunday

73°F
62°F

Monday

77°F
59°F

Tuesday

76°F
62°F

Wednesday

82°F
68°F

Thursday

82°F
70°F

Friday

76°F
68°F
Thursday - 7/17/2025
67°F
58°F
12am
65°F
81°F
29.69 hPa
9 mph
ENE
G: 21 mph
2am
64°F
81°F
29.71 hPa
17 mph
N
G: 32 mph
4am
62°F
81°F
29.76 hPa
15 mph
N
G: 31 mph
6am
61°F
81°F
29.83 hPa
14 mph
NNW
G: 26 mph
8am
60°F
81°F
29.89 hPa
14 mph
NNW
G: 25 mph
10am
61°F
81°F
29.96 hPa
14 mph
NNW
G: 23 mph
12pm
62°F
81°F
30.00 hPa
15 mph
NNW
G: 26 mph
2pm
65°F
81°F
30.04 hPa
14 mph
N
G: 25 mph
4pm
67°F
81°F
30.05 hPa
13 mph
N
G: 21 mph
6pm
67°F
81°F
30.07 hPa
11 mph
N
G: 18 mph
8pm
65°F
81°F
30.09 hPa
9 mph
N
G: 13 mph
10pm
61°F
81°F
30.11 hPa
5 mph
NNE
G: 8 mph

Water Temperature History

Trends for Portage Lake

Current Temp

81°F

Measured on Jul 13

Latest recorded surface temperature.

Lowest in Period

36°F

On Feb 16

Coldest point in the Last 12 Months.

Average in Period

54°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: August (79°F).
  • Coolest avg: February (36°F).
  • Rapid warming often occurs: June → July (+16°F).
  • Sharpest cooling trend: September → October (-15°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm09182736

Wind Direction

57°

Pressure

1005 mb

Cloud Cover

99%

Visibility

7 miles

Daily Pressure Forecast

ThuFriSatSunMonTueWedThuFri0.008.8617.7226.5835.44
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Frequently Asked Questions About Portage Lake

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