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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #12552
Date and Time Friday 23rd November 2018 12:10pm
Approved Approved

Notes

AHD G6 1.14 @ 14:03   Rainfall 30 ml. from 20  th -23 rd Nov

Pale discharge out & slightly to east. Some small waves entering channel over a high sand build up, longshore drift across entrance with waves in all directions. Very large amount of sand in breakers all along the beach

Strong SW swell of short time duration strongly impacting east end of beach leaving sheer face from 1-3 m high, longshore drift from there moving west to entrance. Wind from S at entrance & from SE along the beach where it is scouring the beach & dunes depositing sand in the channel

Mouth Observation

Mouth state Open
Previous
Flow Present? Yes
Previous
Flow Direction Out
Previous
Above Sea Above Estuary
Berm Height (m)
Berm Length (m)

Physical Condition

Current Mode
Wind Direction South
Beaufort Scale Strong breeze
Sea State Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 0.92m 0.92m
Time (hh:mm) 12:10 13:20
Tidal influence Yes
Tidal Range Time Height
High 12:53 0.680
Low 08:28 0.490

Observation Documents

Link Date File name Description
25-11-2018 13:55 Gp1_20181123_low_site_sand_build_up_at_entrance_2_027_copy.jpg gp1_1