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United Kingdom / West Dunbartonshire / Grayling

Grayling bite in West Dunbartonshire

Grayling lives in West Dunbartonshire. Today's bite forecast, a day-by-day and hour-by-hour activity calendar, best time and baits.

Grayling bite forecast in West Dunbartonshire today

Best fishing days for the next week

  1. ThursdaySeptember 10weather-based forecast
    91/100high activity

    Cloudy: 8–12 °C

    Best fishing time: 12:00–15:00

  2. FridaySeptember 11weather-based forecast
    83/100high activity

    Drizzle: 11–15 °C

    Best fishing time: 13:00–16:00

  3. WednesdaySeptember 9weather-based forecast
    80/100high activity

    Partly cloudy: 4–13 °C

    Best fishing time: 12:00–15:00

Other fish in West Dunbartonshire

  • Atlantic salmon24 catches
  • Brown trout10 catches
  • Rainbow trout1 catch

Grayling bite calendar

Saturday, September 5

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

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 — 11:00–16:00 (daytime activity).

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: fly or small spinner.

Gear

Pack transitional-season clothing — mornings and evenings are chilly. Rain is expected — don't forget a rain jacket or a waterproof shell.

Summary

Worth going — it's a productive day.

Why this forecast

The computed water temperature is around 12 °C — inside the 6–18 °C comfort range for Grayling, so baseline activity is high.

Computed water temperature by month; the green band is the 6–18 °C comfort rangecomfort 6–18 °C12 °C
JFMAMJJASOND

Grayling feeds by day — between sunrise and sunset; their times are in the sun-and-moon card above.

The day: daylight hours and when Grayling feeds0:0012:0024:00

Pressure is rising 11 hPa over the day — the bite usually settles down after a rise.

Pressure through the day, 11 hPa change
00:00 · 101123:00 · 1022 hPa

September is peak season for Grayling here.

JFMAMJJASOND

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

5 SepSaturday, September 5
+12°

Rain · feels like +10°

Low / high
+10°…+14°
Precipitation
1.5 mm
Wind
9 mph WSW
Cloud cover
98%
Humidity
89%
Pressure
1020 hPa
00:00+10°0.8 mm11 mphwest wind, 11 mph94%100%
01:00+10°—14 mphwest wind, 14 mph86%69%
02:00+10°—13 mphwest wind, 13 mph84%100%
03:00+10°—12 mphwest wind, 12 mph82%60%
04:00+10°—9 mphwest wind, 9 mph81%52%
05:00+10°—9 mphwest wind, 9 mph79%90%
06:00+10°—9 mphsouthwest wind, 9 mph83%100%
07:00+10°—10 mphwest wind, 10 mph86%48%
08:00+10°—11 mphwest wind, 11 mph87%25%
09:00+11°—13 mphwest wind, 13 mph83%55%
10:00+12°—13 mphwest wind, 13 mph83%86%
11:00+12°—11 mphwest wind, 11 mph77%100%
12:00+12°1.5 mm9 mphsouthwest wind, 9 mph89%98%
13:00+13°—12 mphwest wind, 12 mph80%84%
14:00+13°—11 mphwest wind, 11 mph72%85%
15:00+12°—9 mphwest wind, 9 mph79%80%
16:00+14°—13 mphwest wind, 13 mph69%61%
17:00+13°—8 mphwest wind, 8 mph77%54%
18:00+13°—9 mphwest wind, 9 mph71%5%
19:00+13°—6 mphwest wind, 6 mph74%11%
20:00+11°—5 mphsouthwest wind, 5 mph80%98%
21:00+12°—5 mphsouthwest wind, 5 mph79%100%
22:00+12°—6 mphsouth wind, 6 mph84%100%
23:00+12°—6 mphsouth wind, 6 mph84%100%
+14°+12°+10°
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
06:29
Sunset
20:02
Day length
13 h 33 min
Sunshine hours
6 h 32 min
UV index
2
low
Moon
Waning crescent
Moonrise
23:16
Moonset
17:49

The day is 5 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
  • Major06:59–08:59Moon overhead
  • Minor17:19–18:19Moonset
  • Major19:31–21:31Moon underfoot
  • Minor22:46–23:46Moonrise

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?