Onion Creek Entrance Weather Forecast

    • 5
    • 16

    Clear

    • 5
    • 17

    Mostly sunny

    • 7
    • 18

    Shower or two

    • 11
    • 18

    Shower or two

    • 11
    • 17

    Shower or two

    • 11
    • 17

    Shower or two

    • 11
    • 18

    Shower or two

Today 21 May St Helens

Clear. Light winds.

Upper East Coastal Waters

St Helens Point to Wineglass Bay
Wind
Northwesterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southerly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Clear.
Weather Situation
A ridge of high pressure slowly crosses Tasmania today and tomorrow, bringing mostly settled weather to the state. The high is then forecast to move to the east of Tasmania later Friday as a cold front approaches from the west during Saturday, and crosses over the west later Sunday. A low pressure centre is expected to develop on the front to the northwest of Tasmania later Sunday and during Monday, directing a trough over the state on Monday.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Onion Creek Entrance Temperature Statistics View More

May Temperature

St Helens Aerodrome (3km)

  • Lowest 20 May, 2026

    5.1 °C
  • Average May

    13.6 °C
  • Highest 1 May, 2026

    24.9 °C

Climate (2021–Present)

St Helens Aerodrome (3km)

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  • Average Low 2021–2026

    9.4 °C
  • Average 2021–2026

    13.4 °C
  • Average High 2021–2026

    18.3 °C
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