Harbour Islets Weather Forecast

    • 13
    • 19

    Shower

    • 12
    • 17

    Windy

    • 10
    • 19

    Windy

    • 15
    • 21

    Windy

    • 15
    • 20

    Windy

    • 14
    • 20

    Windy

    • 15
    • 21

    Shower

Today 21 Jan North West Coast

Partly cloudy. The chance of fog early this morning. Medium chance of showers, most likely during this afternoon and early evening. Winds west to southwesterly 15 to 25 km/h tending south to southwesterly 25 to 40 km/h during the afternoon and evening. Daytime maximum temperatures in the low to mid 20s.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
Variable about 10 knots becoming south to southwesterly 15 to 25 knots in the morning. Winds reaching up to 30 knots in the evening.
Seas
Below 1 metre, increasing to 1.5 to 2.5 metres during the afternoon.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A cold front will move across the state from the west today. A high pressure system moves into waters south of the Bight and extends a ridge over Tasmania on Thursday. That high then moves into the Tasman Sea on Friday, directing a northerly stream over the state ahead of a cold front expected over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Harbour Islets Temperature Statistics View More

January Temperature

Marrawah (30km)

  • Lowest 11 January, 2026

    6.3 °C

  • Average January

    15.7 °C

  • Highest 7 January, 2026

    27 °C

Climate (2021–Present)

Marrawah (30km)

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  • Average Low 2021–2026

    9.7 °C

  • Average 2021–2026

    12.6 °C

  • Average High 2021–2026

    17 °C
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