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Bite Compass
Bite Forecast

Derby (Derby Jetty / King Sound)

Fri 18 Sep 2026 · Australia/Perth

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📍 Derby (Derby Jetty / King Sound)
first quarter · 39%
Weather: Cloudy Wind: NW 333° · 15 km/h Swell: flat Water: 26.9 °C Pressure: 1014.4 hPa ↓ falling
★★★☆☆
Medium Fish Activity
▸ Why this score?
At the day's peak · 5:30 pm
Solunar 76 out of 100 Major window
Time of day 57 out of 100 Dusk
Tide 50 out of 100 Turning
Wind 82 out of 100 NW 17 km/h
Moon 33 out of 100 first quarter all day
Water temp 78 out of 100 26.9 °C all day
Learn how the score works →
Activity Forecast
HIGH 70+ MED 50 LOW 30 4a 8a 12p 4p 8p
Day timeline
Major Minor Tide Twilight
First light 5:17 am Last light 6:02 pm
High 4:30 am Low 11:33 am High 4:54 pm

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Feeding Windows
Best times to fish based on activity score.
Peak
4:30 pm → 6:30 pm
66
2h
Good
4:30 am → 6:00 am
60
1h 30m
First light
5:17 am
Last light
6:02 pm
Sunrise
5:38 am
Sunset
5:41 pm
Moonrise
10:21 am
Moonset
11:10 pm
High tide
4:30 am
Low tide
11:33 am
High tide
4:54 pm
Hourly Wind
High Bite Hours Highlighted
12am
☀️
24°
↓︎
S
166°
1 km/h
1am
☀️
24°
→︎
E
93°
7 km/h
2am
☀️
23°
↑︎
N
10°
8 km/h
3am
☀️
24°
←︎
W
287°
10 km/h
4am
☀️
23°
←︎
W
284°
9 km/h
5am
☀️
22°
←︎
W
279°
5 km/h
6am
☀️
22°
←︎
W
257°
4 km/h
7am
☀️
25°
↙︎
SW
230°
4 km/h
8am
☀️
28°
↖︎
NW
322°
3 km/h
9am
☀️
31°
↖︎
NW
327°
6 km/h
10am
☀️
32°
↖︎
NW
325°
7 km/h
11am
☁️
33°
↖︎
NW
314°
8 km/h
12pm
☁️
33°
↖︎
NW
302°
15 km/h
1pm
☁️
32°
←︎
W
280°
22 km/h
2pm
☁️
32°
←︎
W
268°
22 km/h
3pm
☀️
33°
←︎
W
279°
16 km/h
4pm
☀️
33°
←︎
W
288°
12 km/h
5pm
☀️
31°
↖︎
NW
323°
17 km/h
6pm
☀️
29°
↖︎
NW
317°
19 km/h
7pm
☁️
29°
↑︎
N
343°
23 km/h
8pm
☁️
28°
↖︎
NW
321°
24 km/h
9pm
☀️
29°
↖︎
NW
306°
19 km/h
10pm
☀️
28°
↖︎
NW
333°
15 km/h
11pm
☀️
27°
↖︎
NW
322°
11 km/h
Hourly Swell
Flat all day
12am
Calm
1am
Calm
2am
Calm
3am
Calm
4am
Calm
5am
Calm
6am
Calm
7am
Calm
8am
Calm
9am
Calm
10am
Calm
11am
Calm
12pm
Calm
1pm
Calm
2pm
Calm
3pm
Calm
4pm
Calm
5pm
Calm
6pm
Calm
7pm
Calm
8pm
Calm
9pm
Calm
10pm
Calm
11pm
Calm
Water Temp (°C)
→ steady around 26.9°
Tue
15 Sep
26.7°
Wed
16 Sep
27.0°
Thu
17 Sep
26.9°
Fri
18 Sep
26.9°
Sat
19 Sep
26.9°
Sun
20 Sep
27.1°
Mon
21 Sep
27.2°
Tue
22 Sep
27.5°
Wed
23 Sep
27.5°
Thu
24 Sep
27.6°
Wind Map
Wind data (text)

Now: 15 km/h NW (333°).

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

Open in the full fishing map (beta) →