Porpoise Head Weather Forecast

Investigator Strait Coastal Waters

Wind

Westerly 20 to 25 knots, reaching up to 30 knots early in the morning. Winds turning southwesterly 15 to 20 knots during the morning.

Seas

1.5 to 2.5 metres, decreasing to 1 to 1.5 metres around midday.

1st Swell

West to southwesterly 1.5 to 2.5 metres, decreasing to 1 to 1.5 metres during the morning.

Weather

Partly cloudy. 80% chance of showers. The chance of a thunderstorm during the morning and afternoon.

Weather Situation

A low pressure system is expected to move slowly eastwards over waters to the south of the state and will extend a trough over southern parts of SA today. The low will then move over Bass Strait later today. A ridge will extend across SA from the west on Tuesday and a cold front will move across the south later Wednesday. A high pressure system will become established south of WA on Thursday and will extend a ridge over western SA.