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Forecast
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© 2026·AI-powered bite forecast
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United States / Oregon / Smith Lake

Bite forecast: Smith Lake

  • 540 acres
Loading map…

Best fishing days for the next week

  1. TuesdaySeptember 8weather-based forecast
    81/100high activity

    Clear: 46–70 °F

  2. SundaySeptember 6weather-based forecast
    74/100high activity

    Clear: 46–70 °F

  3. ThursdaySeptember 3weather-based forecast
    68/100high activity

    Cloudy: 39–52 °F

Smith Lake (Oregon) — a spot well known among anglers. About 2.2 km² in area. Nearby towns: Portland, Beaverton and Milwaukie. This page shows an hourly bite forecast for today and the week ahead; the algorithm factors in the weather, atmospheric pressure, and the moon phase.

Nearby towns

  • Portland6 mi
  • Beaverton9 mi
  • Milwaukie12 mi
Loading map…

Nearby rivers

  • Balch Creek6 mi
  • Cedar Mill Creek6 mi
  • Gilbert River8 mi

Nearby water bodies

  • LakeBybee Lake1 mi
  • LakeMud Slough2 mi
  • LakeDoane Lake3 mi
  • LakeVancouver Lake4 mi
  • LakeHowell Lake5 mi
  • LakeSchool Section Lake5 mi
  • PondShore Lake6 mi
  • LakeHartung Lake7 mi
  • PondKlineline Pond8 mi
  • PondEast Pond8 mi

Bite calendar

7–Sep 13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Bite activity:highmediumlowslow
Based on:weatherseasonal
What is a bite calendar?
Coho salmonBrook troutCutthroat troutSmallmouth bassWalleyeWhitefishYellow perchBluegillLargemouth bassSteelheadChannel catfishChinook salmonRainbow troutBlack crappieLake trout

Black crappie

4/10 · Weak

Hourly activity

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

The bite is moderate — fish feed in short bursts. Weather is steady, with no sharp swings — fish behave predictably.

Peak bite hours

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

Tactics

Look for drop-offs and gaps in the weeds, retrieve slowly, lingering over promising spots.

Lures

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

Gear

Pack transitional-season clothing — mornings and evenings are chilly. 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 62 °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 °F62 °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 rising 0.21 inHg over the day — the bite usually settles down after a rise.

Pressure through the day, 0.21 inHg change
00:00 · 29.8523:00 · 30.07 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

7 SepMonday, September 7
+65°

Drizzle · feels like +65°

Low / high
+48°…+67°
Precipitation
0.02 in
Wind
3 mph SSW
Cloud cover
56%
Humidity
45%
Pressure
29.85 inHg
00:00+53°0.01 in7 mphnorth wind, 7 mph68%21%
01:00+53°0.01 in6 mphnorth wind, 6 mph70%47%
02:00+53°0.01 in5 mphnorth wind, 5 mph72%69%
03:00+53°0.01 in4 mphnorth wind, 4 mph73%83%
04:00+52°0.01 in3 mphnortheast wind, 3 mph74%93%
05:00+52°0.01 in2 mphnortheast wind, 2 mph74%100%
06:00+53°0.01 in2 mpheast wind, 2 mph74%100%
07:00+53°0.01 in2 mpheast wind, 2 mph73%100%
08:00+55°0.01 in2 mphsoutheast wind, 2 mph70%100%
09:00+57°0.00 in3 mphsoutheast wind, 3 mph65%95%
10:00+60°0.00 in4 mphsouth wind, 4 mph57%87%
11:00+63°0.00 in4 mphsouth wind, 4 mph51%76%
12:00+65°0.02 in3 mphsouthwest wind, 3 mph45%56%
13:00+67°0.02 in3 mphwest wind, 3 mph39%32%
14:00+67°0.02 in4 mphnorthwest wind, 4 mph38%23%
15:00+65°0.02 in8 mphnorthwest wind, 8 mph43%42%
16:00+61°0.02 in13 mphnorth wind, 13 mph52%76%
17:00+58°0.02 in16 mphnorth wind, 16 mph61%100%
18:00+55°—14 mphnorth wind, 14 mph68%100%
19:00+53°—10 mphnorthwest wind, 10 mph74%94%
20:00+51°—7 mphnorthwest wind, 7 mph79%86%
21:00+50°—7 mphnorthwest wind, 7 mph83%80%
22:00+49°—7 mphnorthwest wind, 7 mph87%74%
23:00+48°—7 mphnorthwest wind, 7 mph90%70%
+67°+58°+48°
Weather throughout the day
0:006:0012:0018:0023:00

Sun and moon

Monday, September 7
The day: daylight and the hours the moon is above the horizon. Local time0:0012:0024:00
DaylightMoon above the horizon
Sunrise
06:30
Sunset
19:25
Day length
12 h 55 min
Sunshine hours
12 h
UV index
6
high
Moon
Waning crescent
Moonrise
02:09
Moonset
18:08

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

+11% in the windowMonday, September 7
Feeding windows on the day scale, local time0:0012:0024:00
Major periodsMinor periods
  • Minor01:39–02:39Moonrise
  • Major09:16–11:16Moon overhead
  • Minor17:38–18:38Moonset
  • Major21:45–23:45Moon 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?