Forecast issued at 10:00 pm EST on Saturday 30 July 2016.
A cold front crossing waters south of the Bight will reach Portland around midnight and will cross Bass Strait early Sunday. Another cold front will cross Bass Strait on Monday, then a low pressure system will develop just to the southeast of Tasmania on Tuesday as a large high pressure system moves over the Bight.
Forecast for Saturday until midnight
Strong Wind Warning for Saturday for Western Port
- Northerly 20 to 25 knots, locally reaching 30 knots tonight.
- Around 1 metre, increasing to 1 to 1.5 metres west of Sandy Point.
- Cloudy. 50% chance of showers.
Sunday 31 July
- Northerly 20 to 25 knots tending northwesterly 15 to 25 knots before dawn then easing to around 10 knots during the afternoon. Winds tending northerly 10 to 15 knots during the evening.
- Around 1 metre, decreasing below 1 metre during the morning.
- Mostly sunny. 60% chance of showers.
Monday 1 August
- Northerly 15 to 20 knots shifting south to southwesterly 20 to 30 knots in the evening.
- Below 1 metre, increasing to 1 to 2 metres west of Sandy Point during the afternoon.
- Cloudy. 95% chance of rain, with possible hail at night. The chance of a thunderstorm in the late afternoon and evening.
Tuesday 2 August
- Southwesterly 15 to 20 knots turning southerly 15 to 25 knots during the afternoon.
- 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
- Cloudy. 80% chance of showers, with possible hail during the morning and afternoon. The chance of a thunderstorm during the morning.
Wednesday 3 August
- Southerly 15 to 25 knots decreasing to 10 to 15 knots during the day.
- 1 to 2 metres, decreasing to 1 metre during the afternoon or evening.
- Cloudy. 80% chance of showers.
Please be awareWind gusts can be 40 percent stronger than the averages given here, and maximum waves may be up to twice the height.
The next routine forecast will be issued at 5:10 am EST Sunday.