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United States / Washington / Largemouth bass

Largemouth bass bite in Washington

Recorded 27 catches of Largemouth bass in Washington. Most active — January–September. A day-by-day bite calendar for Largemouth bass.

Largemouth bass bite forecast in Washington today

Best fishing days for the next week

  1. ThursdaySeptember 10weather-based forecast
    60/100high activity

    Clear: 61–86 °F

    Best fishing time: 18:00–21:00

  2. WednesdaySeptember 9weather-based forecast
    59/100medium activity

    Clear: 61–90 °F

    Best fishing time: 18:00–21:00

  3. SundaySeptember 6weather-based forecast
    56/100medium activity

    Partly cloudy: 52–77 °F

    Best fishing time: 19:00–22:00

Map of waters and catches

Loading map…

Where it's caught

  • Silver Lake5 catches
  • O'Neil Lake2 catches
  • Lake Padden2 catches
  • Island Lake1 catch
  • Okanogan River1 catch
  • Green Lake1 catch
  • Columbia River1 catch
  • Black Lake1 catch

Catches

  • Largemouth bass
    Island Lake
    61 °F2 mph
    Sep 22, 2019
  • Largemouth bass
    Okanogan River

Other fish in Washington

  • Rainbow trout12 catches
  • Smallmouth bass10 catches
  • Chinook salmon9 catches
  • Coho salmon3 catches
  • Walleye3 catches

Largemouth bass bite calendar

Friday, September 4

Aug 31 – Sep 6
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Bite activity:highmediumlowslow
Based on:weatherseasonal
What is a bite calendar?

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: soft plastic or crankbait.

Gear

No special gear needed — seasonal clothing will do. Rain is expected — don't forget a rain jacket or a waterproof shell.

Summary

An average day — best chances during peak windows.

Why this forecast

The computed water temperature is around 68 °F — inside the 64–82 °F comfort range for Largemouth bass, so baseline activity is high.

Computed water temperature by month; the green band is the 64–82 °F comfort rangecomfort 64–82 °F68 °F
JFMAMJJASOND

Largemouth bass 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 Largemouth bass feeds0:0012:0024:00

Pressure is rising 0.18 inHg over the day — the bite usually settles down after a rise.

Pressure through the day, 0.18 inHg change
00:00 · 29.8123:00 · 29.97 inHg

September is an average month for Largemouth bass here.

JFMAMJJASOND

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

4 SepFriday, September 4
+67°

Cloudy · feels like +62°

Low / high
+54°…+70°
Precipitation
0.00 in
Wind
7 mph SE
Cloud cover
100%
Humidity
34%
Pressure
29.91 inHg
00:00+59°—9 mphnorthwest wind, 9 mph43%0%
01:00+57°—5 mphnorthwest wind, 5 mph43%0%
02:00+56°—5 mphnorthwest wind, 5 mph43%5%
03:00+56°—7 mphnorthwest wind, 7 mph43%0%
04:00+55°—8 mphnorthwest wind, 8 mph43%0%
05:00+55°—5 mphnorthwest wind, 5 mph43%0%
06:00+54°—7 mphnorthwest wind, 7 mph43%2%
07:00+54°—7 mphnorthwest wind, 7 mph43%4%
08:00+58°—2 mphnorthwest wind, 2 mph43%0%
09:00+61°—4 mpheast wind, 4 mph43%8%
10:00+65°—6 mphnortheast wind, 6 mph37%96%
11:00+66°—4 mpheast wind, 4 mph36%100%
12:00+67°—7 mphsoutheast wind, 7 mph34%100%
13:00+66°—8 mphsouth wind, 8 mph34%100%
14:00+68°—9 mphsouth wind, 9 mph32%99%
15:00+70°—8 mphsoutheast wind, 8 mph30%49%
16:00+70°—6 mpheast wind, 6 mph30%88%
17:00+70°—7 mpheast wind, 7 mph29%38%
18:00+70°—7 mphsoutheast wind, 7 mph30%72%
19:00+66°0.02 in18 mphsouthwest wind, 18 mph37%100%
20:00+60°—19 mphnorthwest wind, 19 mph47%100%
21:00+60°—18 mphnorthwest wind, 18 mph55%100%
22:00+60°—15 mphnorthwest wind, 15 mph50%71%
23:00+59°—13 mphnorthwest wind, 13 mph50%21%
+70°+62°+54°
Weather throughout the day
0:006:0012:0018:0023:00

Sun and moon

Friday, September 4
The day: daylight and the hours the moon is above the horizon. Local time0:0012:0024:00
DaylightMoon above the horizon
Sunrise
06:24
Sunset
19:35
Day length
13 h 11 min
Sunshine hours
6 h 33 min
UV index
4
moderate
Moon
Last quarter
Moonrise
23:20
Moonset
15:42

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

+14% in the windowFriday, September 4
Feeding windows on the day scale, local time0:0012:0024:00
Major periodsMinor periods
  • Major06:00–08:00Moon overhead
  • Minor15:12–16:12Moonset
  • Major18:32–20:32Moon underfoot
  • Minor22:50–23:50Moonrise

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?
88 °F
7 mph
Aug 20, 2019
  • Largemouth bass
    Green Lake
    52 °F4 mph
    Oct 05, 2018, 5:11 PM
  • Largemouth bass
    Columbia River
    Sep 27, 2018
  • Largemouth bass
    O'Neil Lake
    Sep 14, 2018
  • Largemouth bass
    O'Neil Lake
    Sep 11, 2018
  • Largemouth bass
    Black Lake
    Sep 08, 2018
  • Largemouth bass
    Lake Padden
    Aug 29, 2018
  • Steelhead3 catches
  • Black crappie1 catch
  • Bluegill1 catch
  • Cutthroat trout1 catch