← Lake Guide48.86° N · 121.04° W

Washington

Ross Lake

Drawn from Whatcom County drainages in Washington, Ross Lake covers about 11,569 acres and offers seasonal largemouth water for patient anglers.

Surface
11,569acres
Primary species
Largemouth
§ 01Today on the water · Ross Lakevia Open-Meteo · 03:30 local
Air temp
59.5°F
Barometric
29.90″
↑rising 24h(+0.11)
Wind
5mph
from SSE
Moon
Waxing Crescent
day 4.0 · 17% lit

Air conditions sampled near the lake center, not measured on the water · refreshed ~15 min

§ 03Next 3 daysvia Open-Meteo · interpretation
  1. 17
    julFri

    Stable window

    hi 69° · lo 52°

    Anytime through the day. Quiet weather day; lean on seasonal pattern and structure.

    ── light se wind · settled

  2. 18
    julSat

    Stable window

    hi 67° · lo 48°

    Anytime through the day. Quiet weather day; lean on seasonal pattern and structure.

    ── light s wind · settled

  3. 19
    julSun

    Watch the wind

    hi 78° · lo 52°

    Lean into wind-fed shorelines, all day. Wind drives bait position today; pick the shoreline taking it.

    ── direction shift overnight

§ 04Field notesWashington

Where it is

Ross Lake sits in Whatcom County, Washington, covering about 11,569 acres. Cover, depth, and weather drive the day's lanes more than the shoreline.

Seasonal pattern

Spring. Warming water pulls largemouth toward shallow, protected areas where they stage and spawn; the quickest-warming pockets lead.

Summer. Heat pushes fish off the shallows toward depth and shade; work the cooler ends of the day.

Fall. As water cools, forage and bass return toward shallower water; movement is wide, so covering water pays.

Winter. Cold water settles fish deep and slow; patience and a subtle presentation are the more dependable choice.

Key structure

  • Creek and cove mouths that funnel fish and bait
  • Weed edges and the clean lines along them
  • Inside turns where a bank changes angle
  • Submerged wood, brush, and laydown cover

The calendar decides which of these is worth time on a given day.

Forage

Forage on Ross Lake centers on baitfish and panfish; largemouth follow those schools across cover and depth changes.

Access

Access to Ross Lake is generally public; check water levels and conditions before launching.

Regulations

Check current state and local regulations before fishing; limits and seasons can change.

§ 05Sources & field guides

Field guides

Data & references

  • Today's conditions — Open-Meteo, refreshed every ~15 min
  • Moon phase — local astronomical calculation, no external API
  • Lake area, depth, structure — Identity, surface area, coordinates and county/state are from the ProjectD canonical waterbody index (snapshot conus-20260518-v1, group gnis:01525222). Maximum depth and regulation links were not available from an acceptable source and are intentionally omitted.
  • Regulations — verify current state and local regulations before fishing

Last revised · Back to Lake Guide