Blanche Port Weather Forecast

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    • 31

    Partly cloudy

    • 14
    • 26

    Partly cloudy

    • 12
    • 32

    Partly cloudy

    • 17
    • 30

    Partly cloudy

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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

Today 21 Apr West Coast

Mostly sunny. Slight chance of a shower west of Nullarbor in the evening. Near zero chance of rain elsewhere. Winds northerly 35 to 50 km/h. Daytime maximum temperatures in the low to mid 30s.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Northerly 15 to 20 knots, reaching up to 25 knots offshore in the late morning. Winds tending southeast to southwesterly 10 to 15 knots in the late evening.
Seas
1 to 1.5 metres, decreasing to 1 metre later in the evening.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Mostly sunny.
Weather Situation
A strong high pressure system east of Tasmania will maintain a ridge over SA this week. A cold front is expected to weaken and slide across western and southern coasts on Wednesday. A second cold front may pass over the south again on Saturday with a high pressure system to follow over waters south of the Bight on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Blanche Port Temperature Statistics View More

April Temperature

Streaky Bay (2km)

  • Lowest 14 April, 2026

    5.3 °C

  • Average April

    16.7 °C

  • Highest 18 April, 2026

    30.7 °C

Climate (2021–Present)

Streaky Bay (2km)

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  • Average Low 2021–2026

    11.9 °C

  • Average 2021–2026

    16.5 °C

  • Average High 2021–2026

    23.6 °C
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