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Bite Compass
Bite Forecast

Glen Mervyn Dam (Collie)

Sun 18 Oct 2026 · Australia/Perth

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📍 Glen Mervyn Dam (Collie)
first quarter · 44%
Weather: Sunny Wind: SW 241° · 7 km/h Pressure: 1015.1 hPa → steady Sheltered water: wind direction matters less here
★★★☆☆
Medium Fish Activity
▸ Why this score?
At the day's peak · 6:30 pm
Solunar 68 out of 100 Major window
Time of day 73 out of 100 Dusk
Wind 91 out of 100 W 14 km/h
Moon 33 out of 100 first quarter all day
Learn how the score works →

Activity Forecast

HIGH 70+ MED 50 LOW 30 4a 8a 12p 4p 8p
Day Timeline
Major Minor Twilight
First light 5:06 am Last light 6:56 pm

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Feeding Windows
Best times to fish based on activity score.
Peak
6:00 pm → 8:00 pm
66
2h
Good
5:00 am → 7:00 am
64
2h
First light
5:06 am
Last light
6:56 pm
Sunrise
5:31 am
Sunset
6:30 pm
Moonrise
10:40 am
Moonset
12:46 am
Hourly Wind
High Bite Hours Highlighted
12am
☁️
14°
↖︎
NW
323°
15 km/h
1am
🌧️
14°
↖︎
NW
299°
13 km/h
2am
🌧️
13°
←︎
W
276°
11 km/h
3am
🌧️
13°
←︎
W
257°
14 km/h
4am
☀️
12°
←︎
W
274°
11 km/h
5am
🌧️
12°
←︎
W
281°
9 km/h
6am
🌧️
11°
←︎
W
274°
12 km/h
7am
🌧️
12°
←︎
W
272°
13 km/h
8am
🌧️
14°
←︎
W
264°
15 km/h
9am
🌧️
15°
←︎
W
273°
20 km/h
10am
☁️
16°
←︎
W
278°
22 km/h
11am
☁️
17°
←︎
W
277°
23 km/h
12pm
☀️
17°
←︎
W
278°
22 km/h
1pm
☁️
17°
←︎
W
273°
22 km/h
2pm
☁️
16°
←︎
W
273°
23 km/h
3pm
☁️
16°
←︎
W
275°
21 km/h
4pm
☁️
15°
←︎
W
273°
20 km/h
5pm
☁️
15°
←︎
W
263°
19 km/h
6pm
☁️
14°
←︎
W
257°
14 km/h
7pm
☁️
13°
←︎
W
260°
11 km/h
8pm
☁️
12°
←︎
W
249°
9 km/h
9pm
☀️
10°
←︎
W
252°
7 km/h
10pm
☁️
10°
↙︎
SW
241°
7 km/h
11pm
☁️
10°
↙︎
SW
243°
5 km/h
Wind Map
Wind data (text)

Now: 7 km/h SW (241°).

Wind map data: ECMWF HRES (operational), updated every 6 hours. Not for navigation.

Open in the full fishing map →