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Fishing Report

Jag Lake Fishing Report

Boulder Junction, WI

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Modeled from live National Weather Service data as of Sep 1, 2026 at 3:17 AM CDT, plus solunar and sun/moon times computed in-house. This is a computed report, not an eyewitness catch report.

46.084558, -89.722320

Est. water temp

76.9°F

v1 estimate from air temperature — not a sensor reading

Max depth

14 ft

Deepest measurement on record

Max depth: Stachelek et al. (2021), LAGOS-US DEPTH v1.0, Environmental Data Initiative (CC BY 4.0)

Notes from anglers

Imported from GNIS. Nearest town: Boulder Junction (Vilas County, WI).

Today’s bite

Largemouth Bass fishing report

Excellent · 84/100

Best window today: 3 AM (Excellent · 92/100)

See the full forecast →

Species on record

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Species detail

How to catch them at Jag Lake

Location

Jag Lake · 46.0846, -89.7223

Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors

Nearby

Other lakes nearby

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FAQ

Common questions

What fish are in Jag Lake?

State surveys have confirmed Largemouth Bass, Muskellunge, Smallmouth Bass, and Walleye in Jag Lake.

When's the best time to fish Jag Lake?

Black Crappie feed most actively at Dawn and Dusk, when activity runs about 16% above the daily average across all four light windows. Check today's bite forecast for Jag Lake to see the best window for current conditions.

Where is Jag Lake?

Jag Lake is near Boulder Junction, WI, at 46.0846, -89.7223.

Plan your trip to Jag Lake

Get the hour-by-hour bite forecast and the best times to fish Jag Lake, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.