Flood Watch Information

Weather Warnings

The Bureau of Meteorology have advised that a low-pressure system that formed off the southern Queensland coast is crossing over the South Coast. Damaging wind gusts and wind-driven large sea waves have developed along the southern parts of the coast. The rain rate should ease from this afternoon, although steady rainfall will still continue. Weather warnings have been issued as follows:

• Severe Weather Warning for Damaging Winds and Damaging Surf: Bureau of Meteorology Weather Warnings

• Hazardous Surf Warning: Bureau of Meteorology Surf Warning

• Marine Wind Warning: Bureau of Meteorology Marine Wind Warning

• Initial flood watch has been issued for Shoalhaven River and St Georges Basin for minor flooding: Bureau of Meteorology Flood Watch

Flood Watch

Lake Tabourie was opened out to sea yesterday afternoon. Water levels reached 1.18mAHD last night and currently is at 1.01m AHD and falling. Given the current swell conditions, it may take a couple of days for the water level to stabilise.

In relation to Shoalhaven Heads, Council undertook a survey of the berm yesterday afternoon. The highest point on the berm is » 1.5m AHD (see attached survey), which is below the emergency trigger. However, the backhoe and operator are on standby as a precautionary measure.

The following tables summarises current water levels and rainfall (at 8:40am today) in key Council managed lake and river entrances. Flooding still may occur in regardless of the entrance conditions in these locations due to catchment runoff.

Table 1 – Water level summary at key locations

Table 2 – 24-hour Rainfall Summary at key locations

Elevated water levels in open lakes and rivers open to sea are expected with the predicted swell conditions. Fortunately tide levels is predicted not to be excessive over the coming days (ranging from 1.3 to 1.5m).