BoM Perth Marine Weather Forecast


Direct from the Bureau of Meteorology (BoM)

Melville Waters Forecast
Local Waters Forecast for Melville Waters
Issued: Thursday, 21 September 10:00AM
Forecast for Thursday, 21 September
Winds: Northwesterly 20 to 25 knots increasing to 25 to 30 knots in the morning then tending west to northwesterly 15 to 25 knots in the early afternoon. Squalls in excess of 50 knots possible in showers mid morning to early afternoon.
Swell:
Weather: Cloudy. Near 100% chance of showers.
Forecast for Friday, 22 September
Winds: Northwesterly 20 to 25 knots tending northwest to southwesterly 25 to 30 knots early in the morning then becoming southwesterly 20 to 25 knots in the late afternoon.
Swell:
Weather: Cloudy. Near 100% chance of showers.
Forecast for Saturday, 23 September
Winds: Southwesterly 15 to 20 knots tending westerly 10 to 15 knots during the day then decreasing to below 10 knots during the afternoon.
Swell:
Weather: Cloudy. 90% chance of showers. Dangerous surf conditions hazardous for coastal activities such as swimming, surfing and rock fishing.
Forecast for Sunday, 24 September
Winds: Northerly about 10 knots tending west to northwesterly 15 to 20 knots during the morning.
Swell:
Weather: Cloudy. 95% chance of showers.
Perth Local Waters Forecast
Local Waters Forecast for Perth Local Waters
Issued: Thursday, 21 September 10:00AM
Forecast for Thursday, 21 September
Winds: Northwesterly 25 to 30 knots, reaching up to 35 knots for a period mid morning to early afternoon, then turning westerly in the middle of the day. Squalls in excess of 50 knots possible in showers mid morning to early afternoon.
Seas: 2.5 to 3 metres.
Swell: West to southwesterly 2 to 3 metres.
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning and early afternoon.
Forecast for Friday, 22 September
Winds: Northwesterly 25 to 30 knots, reaching up to 35 knots during the morning and early afternoon. Winds turning southwesterly in the late afternoon.
Seas: 2.5 to 4 metres.
Swell: Westerly 3 to 5 metres.
Weather: Cloudy. Near 100% chance of showers. The chance of a thunderstorm in the morning and early afternoon.
Forecast for Saturday, 23 September
Winds: Southwesterly 20 to 30 knots decreasing to 15 to 20 knots during the morning then turning west to northwesterly 10 to 15 knots during the afternoon.
Seas: 2 to 3 metres, decreasing to 1 metre during the afternoon.
Swell: Westerly 3 to 4 metres, decreasing to 2.5 to 3 metres during the afternoon or evening.
Weather: Cloudy. 90% chance of showers. Dangerous surf conditions hazardous for coastal activities such as swimming, surfing and rock fishing.
Forecast for Sunday, 24 September
Winds: Northwesterly 20 to 30 knots.
Seas: Around 1 metre, increasing to 1.5 to 2.5 metres during the morning.
Swell: West to southwesterly 2 to 3 metres.
Weather: Cloudy. 95% chance of showers.