How deep is Seeley Lake?

Seeley Lake ranges from 3 to 38.1 metres deep (10–125 feet) — a deep dive at its limit. It is a freshwater site rated as intermediate difficulty. Depths vary across the site, so plan your profile to your training and verify conditions locally.

Is Seeley Lake a shore dive or a boat dive?

Seeley Lake can be dived from shore or by boat. The entry is recorded as an easy walk-in. The entry area is recorded as sheltered from surge. Basic facilities are recorded at or near the site, and cell service is recorded as good. Entry details and parking notes, where known, are listed in the access section of this page.

Can beginners dive Seeley Lake?

Seeley Lake is rated as intermediate difficulty, which may not suit new divers. Listed depths run from 3 to 38.1 metres (10–125 feet). Access is from shore or by boat, with the entry recorded as an easy walk-in. Consider your experience level, conditions, and local guidance before planning.

When is the best time to dive Seeley Lake?

Summer. Summer for best conditions. Conditions vary, so check the latest reports and forecasts on the dive site page before your trip.

What will I see at Seeley Lake?

Divers at Seeley Lake in United States commonly report sightings of Kokanee salmon, Yellow perch, Largemouth bass, and Northern pike. Yellow perch and Largemouth bass are recorded as common sightings, while Kokanee salmon and Northern pike are reported only occasionally. Marine life varies by season and conditions—check the site page for recent diver observations and photos.

What hazards are recorded at Seeley Lake?

Cold water; altitude dive profile; recreational boat traffic in summer. Hazards and conditions change, so verify current local information before diving.

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IntermediateBoth

Seeley Lake

Montana, United StatesDirections

Open Water suggested3–38 m (10–125 ft) depthBoth entry

Seeley Lake at a glance

Seeley Lake is an intermediate both dive site in Montana, United States with depths of 3–38.1 m (10–125 ft). Typically most favorable Jan–Apr · from 3 years of archive data. Divers commonly see Kokanee salmon, Yellow perch, and Largemouth bass. Check the latest conditions and entry details before you go.

Next window today· 9:00–19:00 · favorable · sunset 18:26

Wind forecast for this hour · 5:00 · run 18 h ago

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Tap a factor for its source and model point

Site hazards: Cold water; altitude dive profile; recreational boat traffic in summer.

Read the full hazards ↓

Dive windows this week

Mon

3 kn wind (3 kn wind)

Tue

6 kn wind (6 kn wind)

Wed

2 kn wind (2 kn wind)

Thu

3 kn wind (3 kn wind)

Fri

2 kn wind (2 kn wind)

Sat

2 kn wind (2 kn wind)

Sun

Favorable windowModerate window— no window

Every forecast dive window each day, site-local time, from wind forecasts. Numbers under each bar are daylight averages.

First light 7:37 · Sunrise 8:08 · Sunset 18:26 · some windows run past sunset

Source: Open-Meteo wind · updated 25 Oct, 11:25 GMT-6

Forecast only — always assess conditions on site.

Compare this weekend’s windows near Seeley Lake

Recent diver reports

Dated firsthand observations from divers — not current conditions.

No diver reports for this site yet. — one dated observation helps every diver after you.

Dived here today — did the forecast match?

What Divers Say

Known for: Yellow perch, Largemouth bass

Best time: Summer.

Based on community reviews and site data. Conditions vary — always verify before diving.

Best months, historically

What conditions have historically been typical at this site, month by month — not a forecast.

January, 100% of days have historically been favorable, wind has typically been 5 knots, historically most favorable
February, 100% of days have historically been favorable, wind has typically been 7 knots, historically most favorable
March, 100% of days have historically been favorable, wind has typically been 7 knots, historically most favorable
April, 100% of days have historically been favorable, wind has typically been 8 knots, historically most favorable
May, 97% of days have historically been favorable, wind has typically been 8 knots
June, 97% of days have historically been favorable, wind has typically been 8 knots
July, 100% of days have historically been favorable, wind has typically been 9 knots, historically most favorable
August, 99% of days have historically been favorable, wind has typically been 8 knots
September, 100% of days have historically been favorable, wind has typically been 7 knots, historically most favorable
October, 98% of days have historically been favorable, wind has typically been 7 knots
November, 98% of days have historically been favorable, wind has typically been 6 knots
December, 94% of days have historically been favorable, wind has typically been 6 knots

January, February, March, April, July, and September have typically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life seen at this site

Species noted at this site — not a promise of what you’ll encounter.

Species seen here

Rough labels: “Commonly seen” usually means two or more recorded sightings near this site in public dive logs (GBIF), “Occasionally seen” one; “Seasonal” and “Rarely seen” come from dive-guide research. Not a measured rate.

Fills & rentals nearby

No dive shops mapped within 25 km (16 mi). Know one? Add it to the map.

Data updated June 2026

Site details

A glacial lake in the Clearwater chain northeast of Missoula, with a maximum depth around 125 feet, used by local divers and known as a spearfishing-friendly area. Surrounded by forest and a popular recreation town, it offers convenient freshwater diving with submerged structure and abundant fish, at moderate altitude.

boatshore

Cold water; altitude dive profile; recreational boat traffic in summer.

Reviews

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