River Tamar - Johnstons Flats Weather Forecast

    • 4
    • 13

    Rain

    • 3
    • 11

    Showers increasing

    • 5
    • 12

    Showers easing

    • 2
    • 13

    Shower or two

    • 3
    • 13

    Shower or two

    • 6
    • 13

    Showers

    • 2
    • 11

    Shower or two

Today 8 Jul Central North

Cloudy. Very high chance of rain, most likely in the afternoon and evening. The chance of a thunderstorm in the evening. Winds northerly 25 to 40 km/h turning northwesterly 15 to 25 km/h in the evening. Daytime maximum temperatures between 11 and 14.

Central North Coastal Waters

Stanley to Flinders Island
Wind
Northerly 20 to 30 knots turning west to northwesterly in the late afternoon. Winds reaching up to 35 knots offshore in the late afternoon.
Seas
2 to 3 metres.
1st Swell
Northwesterly 1.5 to 2.5 metres.
Weather
Cloudy. Near 100% chance of rain. The chance of a thunderstorm in the late afternoon and evening.
Weather Situation
As a ridge of high pressure slowly moves to the east of Tasmania, a cold front is forecast to approach and cross Tasmania later today, as an associated low pressure system nears the southwest of the state, before tracking southwards away from Tasmania on Wednesday. A secondary cold front approaches from the west later on Wednesday, forecast to cross early Thursday. A southwesterly flow is expected to develop over Tasmania later Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

River Tamar - Johnstons Flats Temperature Statistics View More

July Temperature

Low Head (24km)

  • Lowest 1 July, 2025

    3 °C

  • Average July

    8.9 °C

  • Highest 6 July, 2025

    14.7 °C

Climate (2020–Present)

Low Head (24km)

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  • Average Low 2020–2025

    10.7 °C

  • Average 2020–2025

    13.9 °C

  • Average High 2020–2025

    17.1 °C
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