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BoM Mount Observation Marine Weather Forecast

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Other WA Coastal Waters Forecasts

Forecast for Tuesday, 15 September
Weather: Partly cloudy.
Winds: Easterly 20 to 25 knots.
Seas: 2 metres.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Wednesday, 16 September
Weather: Mostly sunny morning. The chance of a thunderstorm inshore in the afternoon and early evening.
Winds: Northeasterly 15 to 20 knots.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres offshore.
Swell: Southwesterly 2 to 3 metres. Easterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning.
Forecast for Thursday, 17 September
Weather: Sunny.
Winds: Northeasterly 15 to 20 knots shifting west to southwesterly 10 to 15 knots in the afternoon.
Seas: 1 to 1.5 metres, decreasing below 1 metre around midday.
Swell: Southwesterly 1.5 to 2.5 metres. Easterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Forecast for Friday, 18 September
Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Winds: North to northwesterly 10 to 15 knots tending north to northeasterly 15 to 20 knots during the morning then turning northwesterly during the afternoon.
Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore west of Albany during the afternoon.
Swell: Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2.5 metres offshore. Easterly around 1 metre.

Forecast for Tuesday, 15 September
Weather: Clear.
Winds: South to southeasterly 10 to 15 knots, reaching up to 20 knots offshore in the evening. Winds tending east to southeasterly in the evening.
Seas: Around 1 metre.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Wednesday, 16 September
Weather: Sunny morning. The chance of a thunderstorm inshore in the afternoon and early evening.
Winds: Easterly 10 to 15 knots tending northeasterly in the morning then becoming variable about 10 knots in the middle of the day.
Seas: Around 1 metre.
Swell: Southwesterly 1.5 to 2.5 metres.
Forecast for Thursday, 17 September
Weather: Partly cloudy.
Winds: East to northeasterly 10 to 15 knots shifting northwesterly during the morning.
Seas: Around 1 metre.
Swell: Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Forecast for Friday, 18 September
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Winds: Northerly 15 to 20 knots turning northwesterly 20 to 30 knots during the morning.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southwesterly 1.5 to 2 metres, tending westerly 1.5 to 2.5 metres during the morning.

Forecast for Tuesday, 15 September
Weather: Partly cloudy.
Winds: East to northeasterly 20 to 25 knots.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Wednesday, 16 September
Weather: Cloud clearing.
Winds: Northeasterly 15 to 25 knots. Winds east of Esperance may reach up to 30 knots at times.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 2 to 3 metres. East to northeasterly around 1 metre, increasing to 1 to 1.5 metres west of Hopetoun.
Forecast for Thursday, 17 September
Weather: Sunny.
Winds: Northeasterly 15 to 25 knots turning northerly 15 to 20 knots in the evening.
Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres around midday, then increasing to 1 to 2 metres during the afternoon.
Swell: Southwesterly 1.5 to 2 metres, decreasing to 1.5 metres by early evening. East to northeasterly around 1 metre.
Forecast for Friday, 18 September
Weather: Partly cloudy. 50% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Winds: North to northwesterly 15 to 20 knots tending northeast to southeasterly 10 to 15 knots during the day then tending north to northeasterly 15 to 20 knots during the evening.
Seas: 1 to 2 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 1.5 metres, increasing to 1 to 2 metres west of Hopetoun. Easterly around 1 metre.

Forecast for Tuesday, 15 September
Weather: Partly cloudy.
Winds: Easterly 20 to 25 knots.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Wednesday, 16 September
Weather: Partly cloudy.
Winds: Easterly 15 to 25 knots.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Thursday, 17 September
Weather: Sunny.
Winds: Northeasterly 15 to 25 knots.
Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 1.5 to 2.5 metres.
Forecast for Friday, 18 September
Weather: Sunny day. The chance of a thunderstorm in the afternoon and evening.
Winds: North to northeasterly 15 to 20 knots.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 1 to 1.5 metres.

Forecast for Tuesday, 15 September
Weather: Mostly clear.
Winds: Southerly 15 to 20 knots.
Seas: 1.5 metres, increasing to 1.5 to 2 metres offshore south of Denham.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Wednesday, 16 September
Weather: Mostly sunny.
Winds: Southerly 15 to 20 knots decreasing to about 10 knots in the late evening.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Southwesterly 2 to 3 metres.
Forecast for Thursday, 17 September
Weather: Partly cloudy.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Southwesterly 1.5 to 2.5 metres.
Forecast for Friday, 18 September
Weather: Partly cloudy.
Winds: North to northwesterly 10 to 15 knots shifting southwesterly 15 to 20 knots during the morning.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 1.5 to 2.5 metres.

Forecast for Tuesday, 15 September
Weather: Clear.
Winds: Southerly 15 to 20 knots.
Seas: 1.5 metres.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Wednesday, 16 September
Weather: Sunny.
Winds: South to southeasterly 10 to 15 knots, reaching up to 20 knots offshore north of Geraldton early in the morning. Winds tending northeast to southeasterly in the early morning then tending south to southwesterly in the middle of the day.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Southwesterly 2 to 3 metres.
Forecast for Thursday, 17 September
Weather: Partly cloudy.
Winds: South to southwesterly below 10 knots becoming west to northwesterly before dawn.
Seas: Below 1 metre.
Swell: Southwesterly 1.5 to 2 metres.
Forecast for Friday, 18 September
Weather: Partly cloudy. 70% chance of showers. The chance of a thunderstorm in the evening.
Winds: North to northwesterly 15 to 20 knots turning westerly during the morning.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 1.5 to 2.5 metres, tending westerly 2 to 2.5 metres during the afternoon or evening.

Forecast for Tuesday, 15 September
Weather: Clear.
Winds: South to southeasterly 10 to 15 knots, reaching up to 20 knots offshore in the evening. Winds tending east to southeasterly in the evening.
Seas: Around 1 metre, increasing to 1.5 metres offshore.
Swell: Southwesterly 2.5 metres.
Forecast for Wednesday, 16 September
Weather: Sunny morning. The chance of a thunderstorm inshore in the afternoon and early evening.
Winds: Easterly 10 to 15 knots turning south to southeasterly below 10 knots in the middle of the day.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Southwesterly 2 to 3 metres, decreasing to 2 metres by early evening.
Forecast for Thursday, 17 September
Weather: Partly cloudy.
Winds: Variable about 10 knots becoming northwesterly 10 to 15 knots before dawn.
Seas: Below 1 metre.
Swell: Southwesterly 1.5 to 2 metres.
Forecast for Friday, 18 September
Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm.
Winds: Northerly 15 to 20 knots turning westerly 20 to 30 knots during the morning.
Seas: Around 1 metre, increasing to 1 to 2 metres during the morning.
Swell: Southwesterly 1.5 to 2 metres, tending westerly 2 to 2.5 metres during the morning.

Forecast for Tuesday, 15 September
Weather: Clear.
Winds: Easterly 10 to 15 knots, reaching up to 25 knots offshore east of Cape Leeuwin in the evening.
Seas: Below 1 metre, increasing to 1 to 2 metres east of Cape Leeuwin.
Swell: Southwesterly 3 metres. East to southeasterly around 1 metre offshore east of Cape Leeuwin.
Forecast for Wednesday, 16 September
Weather: Sunny morning. The chance of a thunderstorm inshore in the afternoon and early evening.
Winds: East to northeasterly 10 to 15 knots, reaching up to 20 knots offshore east of Cape Leeuwin during the morning. Winds becoming variable about 10 knots in the middle of the day then becoming east to northeasterly 10 to 15 knots in the late evening.
Seas: 1 to 2 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 2 to 3 metres. East to southeasterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Forecast for Thursday, 17 September
Weather: Partly cloudy.
Winds: Variable about 10 knots becoming northerly 10 to 15 knots before dawn then tending northwesterly 15 to 20 knots in the morning.
Seas: Around 1 metre.
Swell: Southwesterly 1.5 to 2 metres. East to southeasterly below 1 metre inshore, increasing to around 1 metre offshore.
Forecast for Friday, 18 September
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon and evening.
Winds: Northerly 15 to 20 knots turning northwesterly 20 to 30 knots during the morning.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southwesterly 1.5 to 2.5 metres.

Forecast for Tuesday, 15 September
Weather: Mostly clear.
Winds: Southerly 15 to 20 knots.
Seas: 1.5 metres.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Wednesday, 16 September
Weather: Sunny.
Winds: Southerly 15 to 20 knots.
Seas: 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Thursday, 17 September
Weather: Mostly sunny.
Winds: Southerly 10 to 15 knots.
Seas: Below 1 metre.
Swell: Southwesterly 1.5 to 2 metres.
Forecast for Friday, 18 September
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming southwesterly 15 to 20 knots during the day then tending southerly during the evening.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon or evening.
Swell: Southwesterly 1.5 to 2.5 metres.

Forecast for Tuesday, 15 September
Weather: Clear.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
Forecast for Wednesday, 16 September
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming southeast to southwesterly 10 to 15 knots in the early morning then becoming variable about 10 knots in the morning.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
Forecast for Thursday, 17 September
Weather: Sunny.
Winds: Southeast to southwesterly 10 to 15 knots tending northeast to southeasterly in the morning then tending northwest to northeasterly in the middle of the day.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
Forecast for Friday, 18 September
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming east to northeasterly 10 to 15 knots during the afternoon then becoming variable about 10 knots during the evening.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.

Forecast for Tuesday, 15 September
Weather: Clear.
Winds: Southeasterly 15 to 20 knots turning easterly 10 to 15 knots in the late evening.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Wednesday, 16 September
Weather: Sunny.
Winds: Easterly 10 to 15 knots becoming variable about 10 knots in the early afternoon.
Seas: Around 1 metre, decreasing below 0.5 metres during the afternoon.
Swell: Southwesterly 2 to 3 metres, decreasing to 2 metres by early evening.
Forecast for Thursday, 17 September
Weather: Partly cloudy.
Winds: Northeasterly 10 to 15 knots turning northwesterly during the morning.
Seas: Around 1 metre.
Swell: Southwesterly 1.5 to 2 metres.
Forecast for Friday, 18 September
Weather: Cloudy. 95% chance of showers. The chance of a thunderstorm.
Winds: North to northwesterly 15 to 20 knots tending west to northwesterly 25 to 30 knots during the afternoon.
Seas: Around 1 metre, increasing to 1.5 to 2 metres during the morning.
Swell: Southwesterly 2 metres, tending westerly 2 to 2.5 metres during the morning.

Forecast for Tuesday, 15 September
Weather: Mostly clear.
Winds: Westerly 10 to 15 knots, reaching up to 20 knots west of Port Hedland in the evening. Winds turning southwesterly in the evening.
Seas: Around 1 metre, increasing to 1 to 1.5 metres west of Port Hedland.
Swell: Westerly below 1 metre.
Forecast for Wednesday, 16 September
Weather: Partly cloudy.
Winds: South to southwesterly 15 to 20 knots tending south to southeasterly in the early morning then tending northeast to southeasterly 10 to 15 knots in the middle of the day.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the afternoon.
Swell: Westerly below 1 metre.
Forecast for Thursday, 17 September
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming east to northeasterly 15 to 20 knots in the morning then becoming variable about 10 knots in the evening.
Seas: Around 1 metre.
Swell: Westerly below 1 metre.
Forecast for Friday, 18 September
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming northwest to northeasterly 10 to 15 knots during the day then becoming west to northwesterly about 10 knots during the evening.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.

Forecast for Tuesday, 15 September
Weather: Clear.
Winds: Southwesterly 15 to 20 knots.
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 Wednesday, 16 September
Weather: Mostly sunny.
Winds: South to southwesterly 10 to 15 knots, reaching up to 20 knots offshore early in the morning. Winds tending west to southwesterly in the middle of the day then tending south to southwesterly in the evening.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: West to southwesterly around 1 metre inshore, increasing to 1.5 to 2 metres about offshore western waters.
Forecast for Thursday, 17 September
Weather: Sunny.
Winds: Southerly 10 to 15 knots becoming variable about 10 knots in the middle of the day.
Seas: Below 1 metre.
Swell: West to southwesterly around 1 metre inshore, increasing to 1 to 2 metres about offshore western waters.
Forecast for Friday, 18 September
Weather: Mostly sunny.
Winds: Variable below 10 knots becoming north to northwesterly 10 to 15 knots during the day then tending northwest to southwesterly during the afternoon.
Seas: Below 1 metre.
Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.

Forecast for Tuesday, 15 September
Weather: Mostly clear.
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
Forecast for Wednesday, 16 September
Weather: Partly cloudy.
Winds: Northwest to northeasterly 10 to 15 knots tending northwest to southwesterly in the early afternoon then becoming variable about 10 knots in the late afternoon.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
Forecast for Thursday, 17 September
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming south to southeasterly 10 to 15 knots before dawn then becoming variable about 10 knots in the middle of the day.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
Forecast for Friday, 18 September
Weather: Mostly sunny.
Winds: Variable about 10 knots becoming west to northwesterly 10 to 15 knots during the afternoon then decreasing to below 10 knots during the evening.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
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Weather Now for Mount Observation
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Nearby Wind
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