Storm tide data and tide predictions for Port Alma monitoring site

Lowest Astronomical Tide datum (LAT)

Note that HAT has been updated in this plot, the official published HAT can be found here: 2022 tidal planes (PDF, 130KB).

Tide predictions for Port Alma guage site

Tides in this plot are reduced to Lowest Astronomical Tide datum (LAT)

Note that Lowest Astronomical Tide (LAT) datum is the lowest tide level which can be predicted to occur under average meteorological conditions and under any combination of astronomical conditions. Although this level may not be reached every year, it is not the extreme lower-level that can be reached, as storm surges or other meteorological events may cause considerably lower levels to occur.

Australian Height Datum (AHD)

Note that HAT has been updated in this plot, the official published HAT can be found here: 2022 tidal planes (PDF, 130KB).

Australian Height Datum for Port Alma guage site

Note that Australian Height Datum (AHD) is the value adopted by the National Mapping Council of Australia as the datum to which all vertical control for mapping in Australia is to be referred. AHD approximates mean sea level and could be considered as a still water level if there were no tides or meteorological events affecting water levels.

Barometric pressure

Barometric pressure for Port Alma guage site

Wind direction

Wind direction for Port Alma guage site

Wind speed

Wind speed for Port Alma guage site

Air temperature

Air temperature for Port Alma guage site

Rainfall

Rainfall for Port Alma guage site

Humidity

Humidity for Port Alma guage site

While reasonable care and attention has been exercised in the collection and processing of the weather data it must be treated as unverified.