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BoM North Cascade Marine Weather Forecast

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Forecast for Sunday, 18 October
Weather: Partly cloudy.
Winds: Westerly 20 to 25 knots, reaching up to 30 knots in the evening.
Seas: 2.5 to 3 metres.
Swell: West to southwesterly 1 to 2 metres inshore, increasing to 2.5 to 3 metres offshore.
Forecast for Monday, 19 October
Weather: Partly cloudy.
Winds: Westerly 15 to 20 knots, reaching up to 25 knots offshore early in the morning and again in the evening. Winds turning northwesterly in the late evening.
Seas: 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning, increasing to 1 to 2 metres offshore west of Albany around midday.
Swell: Southwesterly 1.5 to 2 metres inshore, increasing to 2.5 to 3 metres offshore.
Forecast for Tuesday, 20 October
Weather: Partly cloudy.
Winds: West to northwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres offshore west of Albany.
Swell: West to southwesterly 2 to 3 metres, increasing to 3 to 5 metres during the morning.
Forecast for Wednesday, 21 October
Weather: Partly cloudy. 50% chance of showers.
Winds: Northwesterly 20 to 30 knots turning westerly during the day.
Seas: 1 to 2 metres, increasing to 2 to 3 metres during the afternoon.
Swell: Southwesterly 3 to 5 metres.

Forecast for Sunday, 18 October
Weather: Cloudy.
Winds: Southwesterly 15 to 20 knots decreasing to about 10 knots in the late evening.
Seas: 1 to 1.5 metres.
Swell: West to southwesterly 2.5 to 3 metres.
Forecast for Monday, 19 October
Weather: Cloudy.
Winds: Variable about 10 knots becoming westerly 10 to 15 knots in the middle of the day.
Seas: Around 1 metre.
Swell: West to southwesterly 2 to 3 metres.
Forecast for Tuesday, 20 October
Weather: Cloudy.
Winds: Westerly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore during the morning.
Swell: Southwesterly 2 to 3 metres, increasing to 2.5 to 4 metres during the morning.
Forecast for Wednesday, 21 October
Weather: Partly cloudy. 60% chance of showers.
Winds: Northwesterly 15 to 25 knots tending westerly during the afternoon.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the morning.
Swell: Southwesterly 3 to 5 metres.

Forecast for Sunday, 18 October
Weather: Clear.
Winds: Southwesterly 15 to 20 knots, reaching up to 30 knots west of Esperance in the evening.
Seas: 1 to 1.5 metres, increasing to 2 to 2.5 metres west of Hopetoun.
Swell: Southwesterly 1.5 to 2.5 metres.
Forecast for Monday, 19 October
Weather: Partly cloudy.
Winds: West to southwesterly 15 to 20 knots, reaching up to 25 knots west of Esperance early in the morning. Winds becoming variable about 10 knots in the late afternoon.
Seas: 1.5 to 2.5 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 2 to 3 metres.
Forecast for Tuesday, 20 October
Weather: Sunny.
Winds: North to northeasterly 10 to 15 knots becoming variable about 10 knots in the middle of the day then becoming east to southeasterly 10 to 15 knots in the evening.
Seas: Below 1 metre.
Swell: Southwesterly 2 to 2.5 metres, increasing to 2 to 4 metres during the morning.
Forecast for Wednesday, 21 October
Weather: Sunny.
Winds: Northwest to northeasterly 10 to 15 knots tending northwest to southwesterly during the morning then tending southeast to southwesterly during the afternoon.
Seas: Below 1 metre.
Swell: Southwesterly 3 to 4 metres.

Forecast for Sunday, 18 October
Weather: Mostly clear. The chance of a thunderstorm east of Eyre with possible squalls.
Winds: Southerly 15 to 20 knots turning southwesterly in the late evening.
Seas: 1.5 metres.
Swell: Southwesterly 1 to 1.5 metres.
Forecast for Monday, 19 October
Weather: Mostly sunny.
Winds: Southwesterly 15 to 20 knots shifting east to southeasterly below 10 knots during the afternoon and evening.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Forecast for Tuesday, 20 October
Weather: Mostly sunny.
Winds: East to southeasterly about 10 knots tending east to northeasterly 15 to 20 knots before dawn.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 1.5 to 2 metres.
Forecast for Wednesday, 21 October
Weather: Mostly sunny.
Winds: Northeasterly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 2 to 3 metres.

Forecast for Sunday, 18 October
Weather: Partly cloudy.
Winds: Southerly 15 to 20 knots, reaching up to 25 knots north of Denham in the evening.
Seas: 1.5 metres, increasing to 1 to 2 metres about Shark Bay.
Swell: Southwesterly 2 to 3 metres.
Forecast for Monday, 19 October
Weather: Partly cloudy.
Winds: South to southeasterly 15 to 20 knots, reaching up to 25 knots about Shark Bay in the evening.
Seas: 1 to 2 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 2 to 3 metres.
Forecast for Tuesday, 20 October
Weather: Partly cloudy.
Winds: Southerly 15 to 25 knots.
Seas: 1 to 2 metres.
Swell: Southwesterly 1.5 to 2.5 metres.
Forecast for Wednesday, 21 October
Weather: Mostly sunny.
Winds: Southerly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres inshore.
Swell: Southwesterly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore south of Denham.

Forecast for Sunday, 18 October
Weather: Cloudy.
Winds: Southerly 10 to 15 knots.
Seas: Around 1 metre.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Monday, 19 October
Weather: Partly cloudy.
Winds: South to southeasterly 10 to 15 knots, reaching up to 20 knots north of Geraldton during the afternoon and evening.
Seas: Around 1 metre.
Swell: Southwesterly 2 to 3 metres.
Forecast for Tuesday, 20 October
Weather: Cloud clearing.
Winds: Southerly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 2 to 3 metres.
Forecast for Wednesday, 21 October
Weather: Partly cloudy.
Winds: Southerly 15 to 20 knots tending southwesterly 10 to 15 knots during the morning.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore.

Forecast for Sunday, 18 October
Weather: Cloudy.
Winds: Southwesterly 10 to 15 knots turning southerly below 10 knots in the late evening.
Seas: Around 1 metre.
Swell: Southwesterly 3 metres.
Forecast for Monday, 19 October
Weather: Cloudy.
Winds: South to southeasterly about 10 knots tending south to southwesterly 10 to 15 knots in the early afternoon.
Seas: Below 1 metre.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Tuesday, 20 October
Weather: Cloud clearing.
Winds: Southerly 10 to 15 knots turning southwesterly during the day.
Seas: Below 1 metre.
Swell: Southwesterly 2 to 2.5 metres, increasing to 2.5 to 4 metres during the morning.
Forecast for Wednesday, 21 October
Weather: Partly cloudy.
Winds: Southwesterly below 10 knots tending westerly 10 to 15 knots during the morning.
Seas: Around 1 metre.
Swell: Southwesterly 4 metres.

Forecast for Sunday, 18 October
Weather: Cloudy.
Winds: Southwesterly 15 to 20 knots, reaching up to 25 knots east of Cape Leeuwin in the evening. Winds tending westerly in the late evening.
Seas: 1.5 metres, increasing to 2 metres east of Cape Leeuwin.
Swell: Southwesterly 3 metres.
Forecast for Monday, 19 October
Weather: Cloudy.
Winds: Westerly 15 to 20 knots turning northwesterly in the morning. Winds reaching up to 25 knots offshore east of Cape Leeuwin in the evening.
Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1 to 2 metres around midday.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Tuesday, 20 October
Weather: Partly cloudy.
Winds: Northwesterly 20 to 25 knots increasing to 20 to 30 knots in the middle of the day then decreasing to 20 to 25 knots in the early afternoon.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres east of Cape Leeuwin.
Swell: West to southwesterly 2.5 to 3 metres, increasing to 3 to 5 metres during the morning.
Forecast for Wednesday, 21 October
Weather: Partly cloudy. 80% chance of showers.
Winds: Northwesterly 20 to 30 knots turning westerly during the afternoon.
Seas: 1 to 2 metres, increasing to 2 to 4 metres east of Cape Leeuwin during the morning.
Swell: West to southwesterly 4 to 5 metres.

Forecast for Sunday, 18 October
Weather: Mostly clear.
Winds: Southerly 20 to 25 knots.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Monday, 19 October
Weather: Sunny.
Winds: Southerly 15 to 20 knots, reaching up to 25 knots offshore south of Coral Bay early in the morning.
Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, increasing to 1.5 to 2 metres south of Coral Bay during the afternoon.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Tuesday, 20 October
Weather: 50% chance of showers in the morning. The chance of a thunderstorm north of Coral Bay in the morning. Mostly sunny afternoon.
Winds: Southerly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Wednesday, 21 October
Weather: Mostly sunny.
Winds: Southerly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon or evening.
Swell: Southwesterly 2 to 2.5 metres.

Forecast for Sunday, 18 October
Weather: Partly cloudy. The chance of a thunderstorm.
Winds: West to northwesterly about 10 knots increasing to 10 to 15 knots in the late evening.
Seas: Below 0.5 metres, increasing to below 1 metre east of Kalumburu.
Swell: Westerly below 1 metre.
Forecast for Monday, 19 October
Weather: Sunny morning. The chance of a thunderstorm west of Kalumburu in the afternoon.
Winds: Northwesterly about 10 knots increasing to 10 to 15 knots in the middle of the day.
Seas: Below 1 metre, increasing to around 1 metre east of Kalumburu.
Swell: Westerly below 1 metre.
Forecast for Tuesday, 20 October
Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon.
Winds: West to northwesterly 10 to 15 knots decreasing to about 10 knots in the early morning then increasing to 10 to 15 knots in the middle of the day.
Seas: Around 1 metre.
Swell: Westerly below 1 metre.
Forecast for Wednesday, 21 October
Weather: Mostly sunny. The chance of a thunderstorm in the morning and afternoon.
Winds: West to northwesterly 10 to 15 knots tending north to northwesterly during the morning then tending west to northwesterly during the evening.
Seas: Below 1 metre, increasing to around 1 metre east of Kalumburu.
Swell: Westerly below 1 metre.

Forecast for Sunday, 18 October
Weather: Cloudy.
Winds: Southwesterly 10 to 15 knots decreasing to about 10 knots in the late evening.
Seas: Around 1 metre.
Swell: Southwesterly 3 metres.
Forecast for Monday, 19 October
Weather: Cloudy.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Tuesday, 20 October
Weather: Partly cloudy.
Winds: Westerly 10 to 15 knots.
Seas: Below 1 metre.
Swell: Southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres during the afternoon.
Forecast for Wednesday, 21 October
Weather: Partly cloudy.
Winds: Westerly 15 to 20 knots.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 4 to 5 metres.

Forecast for Sunday, 18 October
Weather: Clear.
Winds: Westerly 10 to 15 knots, reaching up to 20 knots west of Port Hedland in the evening.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres inshore.
Swell: Westerly around 1 metre.
Forecast for Monday, 19 October
Weather: Sunny.
Winds: Southwesterly 15 to 20 knots tending westerly in the middle of the day.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning, then increasing to 1 to 1.5 metres during the afternoon.
Swell: Westerly around 1 metre.
Forecast for Tuesday, 20 October
Weather: Mostly sunny.
Winds: Southwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
Swell: Westerly below 1 metre.
Forecast for Wednesday, 21 October
Weather: Sunny.
Winds: South to southwesterly 15 to 20 knots turning westerly during the morning.
Seas: 1 to 1.5 metres.
Swell: Westerly below 1 metre.

Forecast for Sunday, 18 October
Weather: Clear.
Winds: Southwesterly 15 to 20 knots.
Seas: 1.5 metres.
Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore.
Forecast for Monday, 19 October
Weather: Mostly sunny.
Winds: South to southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres by early evening.
Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore.
Forecast for Tuesday, 20 October
Weather: Partly cloudy. The chance of a thunderstorm in the morning and afternoon.
Winds: South to southwesterly 15 to 25 knots.
Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres around midday.
Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore.
Forecast for Wednesday, 21 October
Weather: Sunny.
Winds: South to southwesterly 15 to 20 knots tending west to southwesterly during the day.
Seas: 1 to 1.5 metres.
Swell: West to southwesterly around 1 metre inshore, increasing to 1.5 to 2 metres about offshore western waters.

Forecast for Sunday, 18 October
Weather: Clear.
Winds: West to northwesterly 10 to 15 knots.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
Forecast for Monday, 19 October
Weather: Sunny morning. The chance of a thunderstorm inshore in the afternoon.
Winds: Westerly 10 to 15 knots becoming variable about 10 knots before dawn then becoming northwesterly 10 to 15 knots in the middle of the day. Winds reaching up to 25 knots inshore in the late afternoon.
Seas: Around 1 metre, increasing to 1 to 1.5 metres inshore around midday.
Swell: Westerly around 1 metre.
Forecast for Tuesday, 20 October
Weather: Sunny morning. The chance of a thunderstorm inshore in the afternoon.
Winds: Northwesterly 10 to 15 knots.
Seas: Below 1 metre, increasing to 1 to 1.5 metres inshore around midday.
Swell: Westerly around 1 metre.
Forecast for Wednesday, 21 October
Weather: Sunny.
Winds: West to northwesterly 10 to 15 knots tending north to northwesterly during the morning then tending west to northwesterly during the afternoon.
Seas: Below 1 metre, increasing to 1 to 1.5 metres inshore during the afternoon or evening.
Swell: Westerly below 1 metre.
North Cascade
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