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Bite Forecast

Walpole / Nornalup Inlet (Coalmine Beach / Mandalay Beach)

Fri 18 Sep 2026 · Australia/Perth

📍 Walpole / Nornalup Inlet (Coalmine Beach / Mandalay Beach)
first quarter · 39%
Weather: Sunny Wind: NW 325° · 17 km/h Swell: 1.6 m @ 11 s SW Water: 18.2 °C Pressure: 1011.7 hPa ↓ falling
★★★☆☆
Medium Fish Activity
Why this score?
At the day's peak · 6:00 pm
Solunar 74 out of 100 Major window
Time of day 64 out of 100 Dusk
Tide 100 out of 100 Moving
Wind 38 out of 100 W 4 km/h
Moon 33 out of 100 first quarter all day
Water temp 82 out of 100 18.2 °C all day
Activity Forecast
HIGH 70+ MED 50 LOW 30 4a 8a 12p 4p 8p
Day timeline
Major Minor Tide Twilight
First light 5:44 am Last light 6:31 pm
High 12:00 am Low 3:10 pm

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Feeding Windows
Best times to fish based on activity score.
Peak
5:00 pm → 7:30 pm
68
2h 30m
Good
5:30 am → 7:00 am
53
1h 30m
First light
5:44 am
Last light
6:31 pm
Sunrise
6:08 am
Sunset
6:06 pm
Moonrise
10:00 am
Moonset
12:27 am
High tide
12:00 am
Low tide
3:10 pm
Hourly Wind
High Bite Hours Highlighted
12am
☀️
14°
↖︎
NW
321°
10 km/h
1am
☀️
13°
↑︎
N
340°
10 km/h
2am
☀️
13°
↑︎
N
12 km/h
3am
☁️
13°
↑︎
N
351°
10 km/h
4am
☁️
14°
↑︎
N
348°
9 km/h
5am
☁️
13°
↑︎
N
347°
9 km/h
6am
☁️
13°
↑︎
N
11 km/h
7am
☀️
13°
↑︎
N
17°
12 km/h
8am
☀️
15°
↑︎
N
15°
10 km/h
9am
☀️
18°
↗︎
NE
24°
9 km/h
10am
☀️
21°
↑︎
N
17°
10 km/h
11am
☀️
23°
↑︎
N
349°
12 km/h
12pm
☀️
25°
↑︎
N
342°
14 km/h
1pm
☀️
25°
↑︎
N
343°
13 km/h
2pm
☀️
25°
↑︎
N
354°
11 km/h
3pm
☀️
25°
↑︎
N
357°
10 km/h
4pm
☀️
25°
↑︎
N
360°
10 km/h
5pm
☁️
23°
↑︎
N
8 km/h
6pm
☁️
20°
←︎
W
282°
4 km/h
7pm
☁️
20°
←︎
W
289°
15 km/h
8pm
☁️
19°
↖︎
NW
305°
16 km/h
9pm
🌧️
16°
↖︎
NW
301°
16 km/h
10pm
🌧️
15°
↖︎
NW
325°
17 km/h
11pm
🌧️
14°
↑︎
N
345°
20 km/h
Hourly Swell
Building 1.5 → 1.8 m SW
12am
1.5 m
@ 11 s
↙︎
SW
Moderate
ground
1am
1.5 m
@ 11 s
↙︎
SW
Moderate
ground
2am
1.5 m
@ 11 s
↙︎
SW
Moderate
ground
3am
1.5 m
@ 11 s
↙︎
SW
Moderate
ground
4am
1.5 m
@ 11 s
↙︎
SW
Moderate
ground
5am
1.4 m
@ 11 s
↙︎
SW
Moderate
ground
6am
1.4 m
@ 10 s
↙︎
SW
Moderate
ground
7am
1.4 m
@ 10 s
↙︎
SW
Moderate
ground
8am
1.4 m
@ 10 s
↙︎
SW
Moderate
ground
9am
1.3 m
@ 10 s
↙︎
SW
Moderate
10am
1.3 m
@ 10 s
↙︎
SW
Moderate
11am
1.3 m
@ 9 s
↙︎
SW
Moderate
12pm
1.3 m
@ 9 s
↙︎
SW
Moderate
1pm
1.2 m
@ 9 s
↙︎
SW
Moderate
2pm
1.2 m
@ 8 s
↙︎
SW
Moderate
3pm
1.2 m
@ 8 s
↙︎
SW
Moderate
4pm
1.2 m
@ 8 s
↙︎
SW
Moderate
5pm
1.2 m
@ 8 s
↙︎
SW
Moderate
6pm
1.3 m
@ 9 s
↙︎
SW
Moderate
7pm
1.3 m
@ 11 s
↙︎
SW
Moderate
ground
8pm
1.3 m
@ 12 s
↙︎
SW
Moderate
ground
9pm
1.5 m
@ 11 s
↙︎
SW
Moderate
ground
10pm
1.6 m
@ 11 s
↙︎
SW
Moderate
ground
11pm
1.8 m
@ 10 s
↙︎
SW
Moderate
ground
Water Temp (°C)
warming — up 0.6° over the last 3 days
Tue
15 Sep
17.6°
Wed
16 Sep
17.9°
Thu
17 Sep
18.0°
Fri
18 Sep
18.2°
Sat
19 Sep
17.9°
Sun
20 Sep
17.6°
Mon
21 Sep
17.7°
Tue
22 Sep
17.8°
Wed
23 Sep
17.8°
Thu
24 Sep
17.8°
Wind Map
Wind data (text)

Now: 17 km/h NW (325°).

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