Fishing access map

Opens with nearby piers, bank access & slipways already loaded for Lock and Dam 4.

Lock and Dam 4

Live

Fishing report & water release — real-time flow and lake level

Explore vital fishing and water conditions at Lock and Dam 4, nestled near Alma, Wisconsin. This page provides essential insights for anglers, including current release and outflow rates, lake level and elevation, and up-to-date weather conditions. The data is sourced from official monitoring data to ensure accuracy and reliability. Whether planning your next fishing trip or monitoring water conditions, this information helps you make informed decisions. By checking the release and outflow rates, anglers can anticipate water movement and fish activity, while lake level and elevation data offer clues about potential fishing spots. Weather updates keep you prepared for any changes, ensuring a safe and successful outing. Use this resource to enhance your fishing experience at this reservoir.

LockDam_04·MVP

Fish type

Fishing spots map

Current outflow

58.6k

CFS

Live reading from the past 24 hours.

Water level

666.58

Low

Latest value from the chart date range (pool / reservoir).

Below conservation pool (667.0 FT)

Location

Seasonal fish position

Estimated holding depth based on season, temperature, and flow.

Bass · High discharge

High Flow Positioning

Fish often hold off main current in eddies and breaks.

Medium confidence10-22 ft

Shallow

Mid-depth

Deep

10-22 ft

Season

May

JanDec

Conditions right now

Weather at the ramp

Air temp

N/A°F

Wind

N/Amph

Pressure

N/AhPa

Barometric pressure.

Cloud cover

N/A

Good for reading surface activity.

Sunrise / sunset

No data

Water release alerts

Get notified when flow changes

Get email notifications when water levels change. Set a custom threshold to be notified when conditions match your target.

Custom flow limit (CFS)

AI fishing analysis

BETA

Get a personalized read on whether to fish today, plus bait and strategy tailored to your target species.

Outflow: 58.6k CFS

Level: 666.58 ft

Temp: N/A

🎣Species: Bass

Analysis uses current outflow, level, weather, and pressure trend.

Or email info@alert.catchdamfish.com with "Lake name, state" in the body.

Technical analysis

Water level history

Measured in ft

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