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Where to fish

  • Forecast
  • Catches

Mine

  • Favorites
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© 2026·AI-powered bite forecast
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United States / Oregon / Willamette River

Bite forecast: Willamette River

  • length 188 mi
Loading map…

Best fishing days for the next week

  1. ThursdaySeptember 10weather-based forecast
    79/100high activity

    Cloudy: 54–61 °F

Willamette River (Oregon) — a spot well known among anglers. About 303 km long. Nearby towns: Albany, Oregon City and Corvallis. See when the bite is best: hourly fish activity for the days ahead, computed from the weather, pressure, and season.

TuesdaySeptember 8weather-based forecast
75/100high activity

Cloudy: 52–72 °F

  • WednesdaySeptember 9weather-based forecast
    73/100high activity

    Cloudy: 54–73 °F

  • Nearby towns

    • Albany0.2 mi
    • Oregon City0.2 mi
    • Corvallis0.2 mi

    Nearby rivers

    • Santiam River9 mi

    Nearby water bodies

    • PondGravel Pit Pond1 mi
    • LakeThornton Lake1 mi
    • LakeFirst Lake4 mi
    • LakeWaverly Lake4 mi
    • LakeSecond Lake4 mi
    • LakeWilson Lake4 mi
    • LakeTimber-Linn Lake5 mi
    • ReservoirCronemiller Lake5 mi
    • LakeColorado Lake5 mi
    • LakeFreeway Lakes5 mi
    Loading map…

    Catches

    Recorded 2 catches here. Most commonly caught: Smallmouth bass. Peak season: May–August.

    • Smallmouth bass
      Willamette River
      57 °F4 mph
      May 24, 2019
    • Smallmouth bass
      Willamette River

    Bite calendar

    Aug 31 – Sep 6
    Mon
    Tue
    Wed
    Thu
    Fri
    Sat
    Sun
    Bite activity:highmediumlowslow
    Based on:weatherseasonal
    What is a bite calendar?
    Coho salmonBrook troutWhitefishYellow perchBluegillCutthroat troutSmallmouth bassSteelheadWalleyeChannel catfishChinook salmonLargemouth bassRainbow troutBlack crappieLake trout

    Black crappie

    5/10 · Fair

    Hourly activity

    0:006:0012:0018:0023:00
    Bite activity:highmediumlow

    The bite is moderate — fish feed in short bursts. Pressure is rising — activity tends to be more subdued.

    Peak bite hours

    Best time — 06:00–08:00 (dawn bite) and 19:00–21:00 (dusk bite).

    Tactics

    Work the cover — snags, weed edges, hole entrances; retrieve the lure with pauses.

    Lures

    The water's turning murky — go with bright, noisy lures: small jig or minnow bait.

    Gear

    Bring a warm jacket — it's noticeably colder on the water than on shore. Rain is expected — don't forget a rain jacket or a waterproof shell.

    Summary

    An average day — best chances during peak windows.

    How this forecast is calculated

    Why this forecast

    The computed water temperature is around 59 °F — inside the 57–75 °F comfort range for Black crappie, so baseline activity is high.

    Computed water temperature by month; the green band is the 57–75 °F comfort rangecomfort 57–75 °F59 °F
    JFMAMJJASOND

    Black crappie works the twilight: the peaks are pinned to sunrise and sunset — their times are in the sun-and-moon card above.

    The day: daylight hours and when Black crappie feeds0:0012:0024:00

    Pressure is dropping 0.06 inHg over the day — fish are usually more active ahead of a weather change.

    Pressure through the day, 0.06 inHg change
    00:00 · 30.0123:00 · 29.95 inHg

    One more input — the moon's feeding windows: within their hours the score sits higher than across the rest of the day. The window times are in the “Solunar feeding periods” card below.

    Feeding windows on the day scale0:0012:0024:00

    September is an active season for Black crappie here.

    JFMAMJJASOND

    These are the same values the bite curve above was computed from. How the forecast works

    5 SepSaturday, September 5
    +54°

    Partly cloudy · feels like +48°

    Low / high
    +36°…+62°
    Precipitation
    0.00 in
    Wind
    7 mph SW
    Cloud cover
    40%
    Humidity
    51%
    Pressure
    30.10 inHg
    00:00+41°—5 mpheast wind, 5 mph79%54%
    01:00+41°—4 mphnortheast wind, 4 mph77%49%
    02:00+40°—5 mphnortheast wind, 5 mph77%12%
    03:00+38°—5 mphnortheast wind, 5 mph78%15%
    04:00+38°—3 mpheast wind, 3 mph77%1%
    05:00+37°—2 mpheast wind, 2 mph78%11%
    06:00+36°—3 mpheast wind, 3 mph78%4%
    07:00+36°—4 mpheast wind, 4 mph78%2%
    08:00+42°—2 mphsoutheast wind, 2 mph85%3%
    09:00+46°—4 mphsouth wind, 4 mph78%14%
    10:00+49°—5 mphsouthwest wind, 5 mph65%33%
    11:00+51°—7 mphsouth wind, 7 mph58%69%
    12:00+54°—7 mphsouthwest wind, 7 mph51%40%
    13:00+56°—6 mphsouthwest wind, 6 mph45%35%
    14:00+58°—7 mphsouthwest wind, 7 mph39%41%
    15:00+60°0.00 in7 mphsouthwest wind, 7 mph37%58%
    16:00+61°—5 mphwest wind, 5 mph33%96%
    17:00+62°—3 mphwest wind, 3 mph30%92%
    18:00+61°—2 mpheast wind, 2 mph30%96%
    19:00+57°—4 mphnortheast wind, 4 mph40%79%
    20:00+53°—6 mphnortheast wind, 6 mph50%100%
    21:00+51°—7 mphnorth wind, 7 mph58%100%
    22:00+50°—7 mphnorth wind, 7 mph60%16%
    23:00+49°—7 mphnorth wind, 7 mph64%21%
    +62°+49°+36°
    Weather throughout the day
    0:006:0012:0018:0023:00

    Sun and moon

    Saturday, September 5
    The day: daylight and the hours the moon is above the horizon. Local time0:0012:0024:00
    DaylightMoon above the horizon
    Sunrise
    06:27
    Sunset
    19:28
    Day length
    13 h 1 min
    Sunshine hours
    11 h 43 min
    UV index
    6
    high
    Moon
    Waning crescent
    Moonrise
    —
    Moonset
    16:41

    The day is 3 min shorter than yesterday.

    Sunshine hours count direct sun only — cloud cover cuts it, so it is shorter than daylight.

    Solunar feeding periods

    +13% in the windowSaturday, September 5
    Feeding windows on the day scale, local time0:0012:0024:00
    Major periodsMinor periods
    • Major07:14–09:14Moon overhead
    • Minor16:11–17:11Moonset
    • Major19:46–21:46Moon underfoot

    The windows are set by the moon's transit and rise, and the forecast above already accounts for them: within these hours the bite score sits higher than across the rest of the day, while the day's overall level still comes from the catch-calibrated model.

    What are solunar periods?
    Aug 12, 2018

    Measured river conditions are available for Willamette River: current gauge height, streamflow, and water temperature when reported by the source.

    Water

    Gauge height
    3.24 ft
    Streamflow
    5,030 ft³/s
    Water temp · measured
    62 °F
    In the model
    59 °F

    USGS gauge WILLAMETTE RIVER AT ALBANY, OR, 2 mi away · measured 2026-09-04 07:20 · data source · provisional data, subject to revision