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Forecast
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© 2026·AI-powered bite forecast
0.1.0+2161 · b4069346

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United States / Maine / Kennebunk River

Bite forecast: Kennebunk River

  • length 17 mi
Loading map…

Best fishing days for the next week

  1. MondaySeptember 7weather-based forecast
    71/100high activity

    Clear: 45–73 °F

  2. TuesdaySeptember 8weather-based forecast
    70/100high activity

    Cloudy: 52–68 °F

  3. ThursdaySeptember 3weather-based forecast
    67/100high activity

    Drizzle: 55–61 °F

Nearby towns

  • Biddeford6 mi
  • Saco7 mi
  • Sanford8 mi

Kennebunk River (Maine) — one of the area's fishing spots. About 27 km long. Close by — Biddeford, Saco and Sanford. A smart bite calendar — moon phase, atmospheric pressure, and weather combined into an hourly fish-activity forecast for the coming days.

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Nearby rivers

  • Thacher Brook4 mi
  • Swan Pond Brook4 mi
  • Swan Pond Creek5 mi
  • Mousam River5 mi
  • Batson River5 mi
  • Fernald Brook5 mi
  • Goff Mill Brook6 mi
  • Branch Brook6 mi
  • Smith Brook7 mi
  • Tyler Brook7 mi

Nearby water bodies

  • PondBrimstone Pond2 mi
  • PondAlewife Pond2 mi
  • PondSwan Pond Creek5 mi
  • PondRound Pond5 mi
  • PondWilcox Pond5 mi
  • ReservoirSaco River Reservoir6 mi
  • PondKennebunk Pond6 mi
  • PondParker Pond7 mi
  • PondGrist Mill Pond7 mi

Bite calendar

Wednesday, September 2

Aug 31 – Sep 6
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Bite activity:highmediumlowslow
Based on:weatherseasonal
What is a bite calendar?
PikeStriped bassYellow perchBrook troutSmallmouth bassWalleyeAtlantic salmonLake troutWhitefishBlack crappieLargemouth bassRainbow troutBluegillBrown troutCarp

Atlantic salmon

7/10 · Good

Hourly activity

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

The bite is strong — fish are active. Pressure is rising — activity tends to be more subdued.

Peak bite hours

Best time — 05:00–07:00 (dawn bite) and 19:00–21:00 (dusk bite).

Tactics

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

Lures

In clear water, natural colors work best: salmon spoon or salmon fly.

Gear

No special gear needed — seasonal clothing will do.

Summary

Worth going — it's a productive day.

How this forecast is calculated

Why this forecast

The computed water temperature is around 64 °F — warmer than the 39–57 °F comfort range for Atlantic salmon: in the heat it drops deeper and feeds less often.

Computed water temperature by month; the green band is the 39–57 °F comfort rangecomfort 39–57 °F64 °F
JFMAMJJASOND

Atlantic salmon 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 Atlantic salmon 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 · 30.1423:00 · 30.09 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 Atlantic salmon here.

JFMAMJJASOND

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

2 SepWednesday, September 2
+67°

Cloudy · feels like +65°

Low / high
+55°…+71°
Precipitation
0.00 in
Wind
10 mph SE
Cloud cover
100%
Humidity
57%
Pressure
30.19 inHg
00:00+59°—6 mphsoutheast wind, 6 mph76%100%
01:00+58°—6 mphsoutheast wind, 6 mph78%54%
02:00+57°—6 mphsoutheast wind, 6 mph75%10%
03:00+56°—5 mphsoutheast wind, 5 mph74%95%
04:00+56°—7 mpheast wind, 7 mph82%100%
05:00+55°—7 mpheast wind, 7 mph85%8%
06:00+55°—7 mpheast wind, 7 mph82%74%
07:00+55°—6 mphsoutheast wind, 6 mph81%0%
08:00+58°—9 mphsoutheast wind, 9 mph77%0%
09:00+61°—9 mphsoutheast wind, 9 mph73%2%
10:00+63°—9 mphsoutheast wind, 9 mph67%1%
11:00+65°—10 mphsoutheast wind, 10 mph62%1%
12:00+67°—10 mphsoutheast wind, 10 mph57%100%
13:00+69°—10 mphsoutheast wind, 10 mph52%64%
14:00+70°—10 mphsoutheast wind, 10 mph48%100%
15:00+71°—10 mphsoutheast wind, 10 mph44%100%
16:00+71°—10 mphsoutheast wind, 10 mph43%96%
17:00+71°—10 mphsoutheast wind, 10 mph42%100%
18:00+69°—10 mphsoutheast wind, 10 mph44%100%
19:00+65°—10 mphsoutheast wind, 10 mph52%100%
20:00+63°—12 mphsoutheast wind, 12 mph58%100%
21:00+61°—12 mphsoutheast wind, 12 mph67%100%
22:00+59°—13 mphsoutheast wind, 13 mph76%100%
23:00+57°—13 mphsoutheast wind, 13 mph79%100%
+71°+63°+55°
Weather throughout the day
0:006:0012:0018:0023:00

Sun and moon

Wednesday, September 2
The day: daylight and the hours the moon is above the horizon. Local time0:0012:0024:00
DaylightMoon above the horizon
Sunrise
06:02
Sunset
19:14
Day length
13 h 12 min
Sunshine hours
10 h 53 min
UV index
6
high
Moon
Waning gibbous
Moonrise
21:39
Moonset
12:24

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 windowWednesday, September 2
Feeding windows on the day scale, local time0:0012:0024:00
Major periodsMinor periods
  • Major03:38–05:38Moon overhead
  • Minor11:54–12:54Moonset
  • Major16:05–18:05Moon underfoot
  • Minor21:09–22:09Moonrise

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?

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

Water

Gauge height
1.97 ft
Streamflow
1.3 ft³/s

USGS gauge Kennebunk River near Kennebunk, Maine, 0.8 mi away · measured 2026-09-02 01:15 · data source · provisional data, subject to revision