Umpherstone Bay Weather Forecast

Lower South East Coastal Waters

Wind

North to northwesterly 20 to 25 knots, reaching up to 30 knots south of Port MacDonnell in the late morning. Winds tending west to northwesterly 10 to 15 knots during the afternoon and evening.

Seas

1 to 2 metres, decreasing to 1 metre later in the evening.

1st Swell

Westerly 2.5 to 3 metres.

Weather

Partly cloudy. The chance of a thunderstorm south of Port MacDonnell in the afternoon and evening.

Weather Situation

A high pressure system lies over the Tasman Sea with a ridge extending into the east of the state. A weak trough over South Australian waters will continue moving through eastern waters tonight. A cold front will pass over the south during Friday afternoon with a southwesterly flow persisting through the weekend as a ridge of high pressure extends over northern parts of the state.