← Lake Guide39.63° N · 121.48° W

California

Lake Oroville

Lake Oroville is a California lake in Butte County; its largemouth bass shift with the season between shallow cover and deeper water.

Surface
4,871acres
Primary species
Largemouth
§ 01Today on the water · Lake Orovillevia Open-Meteo · 03:30 local
Air temp
69.2°F
Barometric
29.81″
→steady 24h(+0.02)
Wind
7mph
from S
Moon
Waning Gibbous
day 19.4 · 77% lit

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

§ 03Next 3 daysvia Open-Meteo · interpretation
  1. 31
    augMon

    Stable window

    hi 81° · lo 62°

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

    ── light s wind · settled

  2. 1
    sepTue

    Stable window

    hi 74° · lo 54°

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

    ── light s wind · settled

  3. 2
    sepWed

    Stable window

    hi 75° · lo 57°

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

    ── light s wind

§ 04Field notesCalifornia

Where it is

Lake Oroville stretches to about 4,871 acres in Butte County, California. Largemouth work shallow-to-deep and back as conditions change through the year.

Seasonal pattern

Spring. Largemouth push shallow as water warms, holding on cover to stage and spawn where the warm-up starts soonest.

Summer. Bass settle on deeper edges and shaded cover after the surface warms, with first and last light the stronger times.

Fall. Cooler water brings forage and bass shallow again; fish range widely as they feed up.

Winter. In cold water fish hold deep and inactive; ease off the pace and keep presentations quiet.

Key structure

  • Wind-pushed banks that gather forage
  • Submerged wood, brush, and laydown cover
  • Transitions from soft to hard bottom
  • Channel edges and the breaks beside them

Which of these produces tracks the season more than the map.

Forage

Baitfish set the pace on Lake Oroville; largemouth hold near the schools and go where they go.

Access

Public access exists in Butte County around Lake Oroville; check conditions and water levels with local sources before fishing.

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:00264404, a 3-polygon group collapsed to its largest representative). 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