Onion Creek Entrance Weather Forecast

    • 15
    • 28

    Partly cloudy

    • 15
    • 23

    Rain increasing

    • 13
    • 18

    Rain

    • 7
    • 17

    Shower or two

    • 5
    • 18

    Partly cloudy

    • 9
    • 21

    Partly cloudy

    • 8
    • 20

    Partly cloudy

Today 23 Oct St Helens

Partly cloudy. Slight chance of a shower this evening. Light winds becoming north to northwesterly 20 to 30 km/h in the morning then becoming light in the late evening.

Upper East Coastal Waters

St Helens Point to Wineglass Bay
Wind
Northerly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening.
Seas
1.5 to 2 metres, decreasing to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres around midday.
1st Swell
North to northeasterly 1 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon.
Weather
Partly cloudy.
Weather Situation
A trough is forecast to move over Tasmania from the west later today, with warm, northwesterly flow continuing over the state. The trough will linger into Saturday before a cold front is expected to slowly cross later Saturday evening into Sunday. Another cold front forecast to cross during Monday is expected to shift the flow southwesterly into the new week.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Onion Creek Entrance Temperature Statistics View More

October Temperature

St Helens Aerodrome (3 km)

  • Lowest 15 October, 2026

    5.5 °C
  • Average October

    14.3 °C
  • Highest 21 October, 2026

    29.2 °C

Climate (2021–2026)

St Helens Aerodrome (3 km)

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  • Average Low 2021–2026

    9.4 °C
  • Average 2021–2026

    13.5 °C
  • Average High 2021–2026

    18.4 °C
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