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BoM Williamstown Marine Weather Forecast

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Forecast for Wednesday, 21 October
Weather: Cloudy. 70% chance of showers.
Winds: Westerly 20 to 30 knots.
Seas: 1.5 to 2.5 metres, increasing to 2.5 to 4 metres offshore west of Albany.
Swell: Southwesterly 2 to 3 metres inshore, increasing to 4 to 5 metres offshore.
Forecast for Thursday, 22 October
Weather: Partly cloudy. 80% chance of showers.
Winds: Westerly 20 to 25 knots, reaching up to 30 knots early in the morning and again in the evening.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 2.5 to 4 metres inshore, increasing to 4 to 6 metres offshore.
Forecast for Friday, 23 October
Weather: Partly cloudy. 90% chance of showers, with possible small hail.
Winds: West to southwesterly 20 to 25 knots.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 2 to 3 metres inshore, increasing to 4 to 5 metres offshore.
Forecast for Saturday, 24 October
Weather: Partly cloudy. 95% chance of showers. The chance of a thunderstorm in the morning. Possible small hail.
Winds: Westerly 20 to 30 knots turning southwesterly during the morning.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 3 to 5 metres.

Forecast for Wednesday, 21 October
Weather: Cloudy. 60% chance of showers.
Winds: Northwesterly 20 to 25 knots turning west to southwesterly 15 to 20 knots in the evening.
Seas: 1.5 to 2 metres.
Swell: West to southwesterly 3 to 5 metres.
Forecast for Thursday, 22 October
Weather: Cloudy. 50% chance of showers.
Winds: Southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre around midday, then increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 4 to 5 metres.
Forecast for Friday, 23 October
Weather: Partly cloudy. 70% chance of showers.
Winds: Southwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Swell: Southwesterly 3 to 5 metres.
Forecast for Saturday, 24 October
Weather: Partly cloudy. 70% chance of showers.
Winds: Southwesterly 20 to 30 knots turning southerly 15 to 25 knots during the morning.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore.

Forecast for Wednesday, 21 October
Weather: Sunny.
Winds: Variable about 10 knots, reaching up to 20 knots west of Hopetoun in the evening. Winds becoming southeast to southwesterly 10 to 15 knots in the evening then tending southwesterly in the late evening.
Seas: Below 1 metre.
Swell: Southwesterly 3 to 4 metres.
Forecast for Thursday, 22 October
Weather: Partly cloudy.
Winds: Southwesterly 15 to 20 knots, reaching up to 30 knots west of Hopetoun in the evening.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1 to 2 metres around midday.
Swell: Southwesterly 3 to 4 metres.
Forecast for Friday, 23 October
Weather: Partly cloudy. 80% chance of showers, with possible small hail in the afternoon and evening.
Winds: West to southwesterly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Swell: Southwesterly 2.5 to 4 metres.
Forecast for Saturday, 24 October
Weather: Partly cloudy. 90% chance of showers. The chance of a thunderstorm in the morning. Possible small hail.
Winds: West to southwesterly 15 to 25 knots.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 2.5 to 4 metres.

Forecast for Wednesday, 21 October
Weather: Mostly sunny.
Winds: North to northeasterly 15 to 20 knots.
Seas: Below 1 metre, increasing to 1 to 1.5 metres west of Eyre.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Thursday, 22 October
Weather: Sunny.
Winds: Northwest to northeasterly 15 to 20 knots tending south to southwesterly in the early morning then tending south to southeasterly 10 to 15 knots in the late evening.
Seas: 1 to 1.5 metres, decreasing to 1 metre around midday, then increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 2 to 3 metres.
Forecast for Friday, 23 October
Weather: Partly cloudy.
Winds: South to southeasterly 10 to 15 knots becoming variable about 10 knots in the early morning then becoming south to southwesterly 15 to 25 knots in the middle of the day.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 2 metres during the afternoon.
Swell: Southwesterly 2 to 3 metres.
Forecast for Saturday, 24 October
Weather: Partly cloudy. 70% chance of showers.
Winds: Southwesterly 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 3 metres.

Forecast for Wednesday, 21 October
Weather: Mostly sunny.
Winds: Southerly 15 to 20 knots, reaching up to 25 knots about Shark Bay in the afternoon.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Thursday, 22 October
Weather: Partly cloudy.
Winds: Southerly 15 to 25 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 2 metres during the afternoon.
Swell: Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore south of Denham.
Forecast for Friday, 23 October
Weather: Partly cloudy.
Winds: Southerly 20 to 25 knots increasing to 25 to 30 knots in the morning.
Seas: 2 metres, increasing to 2 to 3 metres around midday.
Swell: Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore south of Denham.
Forecast for Saturday, 24 October
Weather: Partly cloudy.
Winds: South to southeasterly 25 to 30 knots.
Seas: 2.5 to 3 metres.
Swell: South to southwesterly 2 to 3 metres.

Forecast for Wednesday, 21 October
Weather: Partly cloudy.
Winds: West to southwesterly 10 to 15 knots.
Seas: Below 1 metre.
Swell: Southwesterly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.
Forecast for Thursday, 22 October
Weather: Cloudy.
Winds: Southwesterly 10 to 15 knots turning southerly 15 to 20 knots in the early morning.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the morning.
Swell: Southwesterly 3 to 4 metres.
Forecast for Friday, 23 October
Weather: Cloudy.
Winds: Southerly 15 to 25 knots increasing to 20 to 30 knots in the early afternoon.
Seas: 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southwesterly 3 to 4 metres.
Forecast for Saturday, 24 October
Weather: Cloudy.
Winds: Southerly 20 to 30 knots turning southeasterly 25 to 30 knots during the evening.
Seas: 2 to 3 metres.
Swell: Southwesterly 2 to 3 metres inshore, increasing to 3 to 4 metres offshore south of Geraldton.

Forecast for Wednesday, 21 October
Weather: Partly cloudy.
Winds: Westerly 15 to 20 knots.
Seas: Around 1 metre.
Swell: Southwesterly 4 metres.
Forecast for Thursday, 22 October
Weather: Cloudy.
Winds: Southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 4 to 5 metres.
Forecast for Friday, 23 October
Weather: Partly cloudy. 50% chance of showers.
Winds: South to southwesterly 15 to 25 knots becoming southerly 25 to 30 knots in the evening then decreasing to 20 to 25 knots in the late evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Swell: Southwesterly 4 metres.
Forecast for Saturday, 24 October
Weather: Cloudy. 50% chance of showers.
Winds: Southerly 20 to 30 knots.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 2.5 to 3 metres inshore, increasing to 3 to 4 metres offshore.

Forecast for Wednesday, 21 October
Weather: Cloudy. 70% chance of showers.
Winds: Northwesterly 25 to 30 knots turning westerly 20 to 30 knots in the early afternoon.
Seas: 1.5 to 2.5 metres, increasing to 2 to 4 metres east of Cape Leeuwin.
Swell: West to southwesterly 4 to 5 metres.
Forecast for Thursday, 22 October
Weather: Partly cloudy. 70% chance of showers.
Winds: Westerly 15 to 25 knots, reaching up to 30 knots east of Cape Leeuwin early in the morning.
Seas: 1.5 to 2.5 metres.
Swell: Southwesterly 4 to 5 metres.
Forecast for Friday, 23 October
Weather: Partly cloudy. 80% chance of showers, with possible small hail offshore east of Cape Leeuwin.
Winds: Southwesterly 20 to 25 knots.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 4 to 5 metres.
Forecast for Saturday, 24 October
Weather: Partly cloudy. 90% chance of showers, with possible small hail in the morning.
Winds: South to southwesterly 20 to 30 knots decreasing to 10 to 15 knots during the evening.
Seas: 1.5 to 2.5 metres, decreasing to 1.5 metres during the afternoon or evening.
Swell: Southwesterly 4 to 5 metres.

Forecast for Wednesday, 21 October
Weather: Sunny.
Winds: South to southwesterly 15 to 25 knots.
Seas: Around 1 metre, increasing to 1.5 to 2 metres during the afternoon.
Swell: Southwesterly 2 to 2.5 metres.
Forecast for Thursday, 22 October
Weather: Mostly sunny.
Winds: Southerly 15 to 25 knots, reaching up to 30 knots inshore in the late afternoon.
Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon.
Swell: Southwesterly 2.5 to 3 metres.
Forecast for Friday, 23 October
Weather: Cloud clearing.
Winds: Southerly 20 to 25 knots increasing to 25 to 30 knots in the early afternoon.
Seas: 2 metres, increasing to 2.5 to 3 metres during the afternoon.
Swell: Southwesterly 3 metres.
Forecast for Saturday, 24 October
Weather: Sunny.
Winds: Southerly 20 to 30 knots.
Seas: 2 to 3 metres.
Swell: Southwesterly 2.5 to 3 metres inshore, increasing to 2.5 to 4 metres offshore south of Coral Bay.

Forecast for Wednesday, 21 October
Weather: Mostly sunny. The chance of a thunderstorm west of Kalumburu.
Winds: North to northwesterly about 10 knots increasing to 10 to 15 knots in the early afternoon then decreasing to about 10 knots in the evening.
Seas: Below 1 metre.
Swell: Westerly below 1 metre.
Forecast for Thursday, 22 October
Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon and early evening.
Winds: Variable about 10 knots, reaching up to 20 knots east of Kalumburu in the afternoon.
Seas: Below 1 metre, increasing to around 1 metre east of Kalumburu.
Swell: Westerly below 1 metre.
Forecast for Friday, 23 October
Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon.
Winds: West to southwesterly about 10 knots tending west to northwesterly 15 to 20 knots in the middle of the day.
Seas: Below 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre around midday.
Swell: Westerly below 1 metre.
Forecast for Saturday, 24 October
Weather: Mostly sunny morning. The chance of a thunderstorm in the afternoon.
Winds: Westerly 15 to 20 knots.
Seas: Below 1 metre, increasing to 1 to 1.5 metres east of Kalumburu during the afternoon or evening.
Swell: Westerly below 1 metre.

Forecast for Wednesday, 21 October
Weather: Partly cloudy.
Winds: West to northwesterly 15 to 20 knots tending west to southwesterly in the evening.
Seas: 1 to 1.5 metres.
Swell: Southwesterly 4 metres.
Forecast for Thursday, 22 October
Weather: Cloudy.
Winds: Southwesterly 15 to 20 knots.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southwesterly 4 to 5 metres.
Forecast for Friday, 23 October
Weather: Partly cloudy. 60% chance of showers.
Winds: Southwesterly 15 to 25 knots turning southerly 20 to 25 knots in the late morning.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the morning.
Swell: Southwesterly 4 metres.
Forecast for Saturday, 24 October
Weather: Partly cloudy. 70% chance of showers.
Winds: Southerly 20 to 25 knots.
Seas: 1.5 to 2 metres.
Swell: Southwesterly 3 to 4 metres.

Forecast for Wednesday, 21 October
Weather: Sunny.
Winds: Westerly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres west of Port Hedland during the afternoon.
Swell: Westerly below 1 metre.
Forecast for Thursday, 22 October
Weather: Sunny.
Winds: West to southwesterly 15 to 20 knots tending south to southwesterly 10 to 15 knots in the morning then turning west to northwesterly 15 to 20 knots during the morning.
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: Westerly below 1 metre.
Forecast for Friday, 23 October
Weather: Sunny.
Winds: West to southwesterly 15 to 20 knots tending west to northwesterly during the morning.
Seas: Around 1 metre, increasing to 1 to 1.5 metres west of Port Hedland.
Swell: Westerly around 1 metre.
Forecast for Saturday, 24 October
Weather: Sunny.
Winds: Westerly 15 to 20 knots tending south to southwesterly during the morning then tending west to northwesterly during the day.
Seas: Around 1 metre, increasing to 1 to 1.5 metres west of Port Hedland.
Swell: Westerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore west of Port Hedland.

Forecast for Wednesday, 21 October
Weather: Sunny.
Winds: West to southwesterly 15 to 20 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Swell: West to southwesterly around 1 metre inshore, increasing to 1.5 to 2 metres about offshore western waters.
Forecast for Thursday, 22 October
Weather: Sunny.
Winds: South to southwesterly 15 to 20 knots tending west to southwesterly in the middle of the day. Winds reaching up to 25 knots about offshore western waters in the late evening.
Seas: 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore.
Forecast for Friday, 23 October
Weather: Sunny.
Winds: South to southwesterly 15 to 25 knots becoming southwesterly 20 to 30 knots in the late evening.
Seas: 1.5 to 2 metres.
Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore.
Forecast for Saturday, 24 October
Weather: Sunny.
Winds: Southerly 20 to 30 knots turning west to southwesterly 15 to 20 knots during the day then tending south to southwesterly 15 to 25 knots during the evening.
Seas: 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the afternoon.
Swell: West to southwesterly below 1 metre inshore, increasing to 1 to 2 metres offshore.

Forecast for Wednesday, 21 October
Weather: Mostly sunny. The chance of a thunderstorm inshore.
Winds: North to northwesterly 10 to 15 knots tending west to northwesterly during the afternoon and evening. Winds reaching up to 25 knots inshore in the late afternoon.
Seas: Below 1 metre, increasing to 1 to 1.5 metres inshore.
Swell: Westerly around 1 metre.
Forecast for Thursday, 22 October
Weather: Sunny morning. The chance of a thunderstorm inshore in the afternoon.
Winds: Northwest to southwesterly 10 to 15 knots becoming variable about 10 knots in the early morning then becoming northwesterly 10 to 15 knots in the middle of the day. Winds reaching up to 20 knots inshore during the afternoon and evening.
Seas: Below 1 metre, increasing to 1 to 1.5 metres inshore during the afternoon.
Swell: Westerly below 1 metre.
Forecast for Friday, 23 October
Weather: Sunny morning. The chance of a thunderstorm inshore in the afternoon.
Winds: Westerly 10 to 15 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres inshore during the afternoon.
Swell: Westerly below 1 metre.
Forecast for Saturday, 24 October
Weather: Sunny.
Winds: Westerly 10 to 15 knots.
Seas: Around 1 metre, increasing to 1 to 1.5 metres inshore during the afternoon.
Swell: Westerly below 1 metre.
Kalgoorlie-Boulder Airport
▲ N
7 kn NNW
· 30 °C
Warnings
No warnings within 100 km.
State Wide
Marine Thunderstorm
View all WA warnings
Temperature
Williamstown
30 °C 31 °C 2pm 19 °C 5am
↓ Cooling
Now: 30 °C
Weather Now for Williamstown
Mostly sunny.
30 °C
Feels like 27 °C
Wind
7 kn NNW
Humidity
29%
Pressure
1011 hPa
At Kalgoorlie-Boulder Airport
Nearby Wind
50 km radius
Wind Observations Offline
Recent Locations
Williamstown
7 kn NNW
 30°
Trafalgar South
7 kn E
 21°
Sun
5:09am rise 6:09pm set
12 h 59 m of daylight
Now: 3:55pm
107 seconds more than yesterday
Moon
1:19pmrise 2:08amset
75% illuminated
Waxing Gibbous
Live Weather
Nearby
Kalgoorlie-Boulder Airport, WA
7 kn NNW
 30°
Windiest in Australia
Cape Leeuwin, WA
29 kn W
 16°
Most Windless in Australia
Flinders Island, TAS
Calm
19°
Hottest in Australia
Fitzroy Crossing, WA
6 kn NW
 39°
Coldest in Australia
Mount Hotham, VIC
5 kn ESE
 8°
Wettest in Australia
Bourke, NSW
 29.4 mm
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