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Rain emergency: Northern beaches braces for flash flooding

Authorities and residents on the northern beaches are bracing for a potentially damaging and dangerous rain event during Friday and Saturday. See updated reports here.

A flooded Mactier Street near Narrabeen in February, 2020 after a heavy rain event. Authorities are warning northern beaches’ residents to be prepared for potential flash flooding as massive rainfall amounts are expected along the NSW east cost. File picture by Damian Shaw
A flooded Mactier Street near Narrabeen in February, 2020 after a heavy rain event. Authorities are warning northern beaches’ residents to be prepared for potential flash flooding as massive rainfall amounts are expected along the NSW east cost. File picture by Damian Shaw

4.20pm: The council advises that Marine Parade, the walkway along Cabbage Tree Bay between Manly and Shelly Beach, will close at 5pm and barriers wll be in placeuntil at least 10am Saturday.

The Hop Skip and Jump community shuttle bus has stopped operating today and will recommence at 10am Saturday at the earliest.

The council has also closed all beaches and advises tha️t all events and outdoor activities have been cancelled and/or postponed. All fields will be closed on Saturday apart from Rat Park, Manly Oval and synthetic fields – to be reassessed tomorrow for Sunday status.

Netball has been cancelled for tomorrow.

3.40pm: An increase in the rainfall led to worsening driving conditions after water overflowed from drains across Pittwater Rd at North Manly.

The NSW State Emergency Service headquarters makes an annoucement advising people to stay indoors and avoid unnecessary travel as significant rainfall impacts much of the state’s east coast.

A “severe storm warning” is in place from Gosford in the north, to Batemans Bay in the south, across to Goulburn, with damaging winds and extremely heavy rain possible.

Latest figures from the Weather Bureau show that in the three hours to 3pm, Manly and Mona Vale each received 22mm of rain.

An increase in rainfall about 3.40pm on Friday saw hazardous driving conditions as water overflowed drains along Pittwater Rd, North Manly. Picture: Jim O’Rourke
An increase in rainfall about 3.40pm on Friday saw hazardous driving conditions as water overflowed drains along Pittwater Rd, North Manly. Picture: Jim O’Rourke

3pm: SES volunteers were in Maretimo St, Balgowlah, where a large tree fell across the road, narrowly missing a car.

The Manly SES unit was called out to assist after a trees fell in Maretimo St, Balgowlah on Friday afternoon, narrowly missing a car. Picture: Manly SES
The Manly SES unit was called out to assist after a trees fell in Maretimo St, Balgowlah on Friday afternoon, narrowly missing a car. Picture: Manly SES

2.30pm: Volunteers from the Manly SES have been called out to several homes reporting leaks.

A volunteer from the Manly SES unit works to stop a roof leak at house in High St, Manly, on Friday afternoon. Picture: Manly SES
A volunteer from the Manly SES unit works to stop a roof leak at house in High St, Manly, on Friday afternoon. Picture: Manly SES

2pm: Balgowlah Rd near Golf Pde, near the Harris Farm round-about is starting to flood.

Authorities are urging motorists to take an aternate route with more heavy rain on the way.

Balgowlah Rd at Manly was starting to flood early on Friday afternoon. Picture: Manly SES
Balgowlah Rd at Manly was starting to flood early on Friday afternoon. Picture: Manly SES

The council has confirmed on its website that a number of sports grounds and reserves are closed due to the wet weather Check here for details.

It is advised that people check with their local sports club or Association to find out whether their competition over the weekend has been cancelled.

1pm: Contactors were on site to keep the channel between Narrabeen Lagoon and the ocean open to allow water to escape to the ocean at North Narrabeen Beach.

The council had opened the channel on Tuesday night, but the channel closed again naturally because the lagoon level was roughly the same as the ocean.

Council contractors opened Narrabeen Lagoon to the ocean at North Narrabeen Beach to reduce water levels ahead of the rain event. File picture: Jim O'Rourke
Council contractors opened Narrabeen Lagoon to the ocean at North Narrabeen Beach to reduce water levels ahead of the rain event. File picture: Jim O'Rourke

Some water was released from Manly Dam to provide more flood storage and the council was expected to open Manly Lagoon to the ocean at Queenscliff this afternoon.

“The forecast is worsening, and we are expecting heavy rain and local flooding later today (Friday) peaking overnight, and into the weekend,” the council warned on its website.

12.45: Oxford Falls Rd, between Wakehurst Parkway and Aroona Rd at Oxford Falls, was kept closed due to flooding over the causeway that began just after 7.30am.

Water overflowed the banks of Manly Lagoon on Friday morning in Riverview Pde, North Manly
Water overflowed the banks of Manly Lagoon on Friday morning in Riverview Pde, North Manly

9am: Water went over the banks of Manly Lagoon in Riverview Pde at North Manly.

Northern Beaches Council and the SES provided free sand and sandbags at three locations on Friday, including the Balgowlah Golf Club car park (pictured), to help residents protect their properties against potential flooding. Picture: Jim O’Rourke
Northern Beaches Council and the SES provided free sand and sandbags at three locations on Friday, including the Balgowlah Golf Club car park (pictured), to help residents protect their properties against potential flooding. Picture: Jim O’Rourke

8am: Northern Beaches Council and the SES left free sand and sandbags at three locations — Balgowlah Golf Club, North Narrabeen Beach car park and Denzil Joyce Oval car park, Abbott Rd North Curl Curl — to assist locals to protect their homes against potential flooding.

The council also has an Emergency Preparedness page on its webite to assist residents cope with flooding, and other, emergencies. Click here for info

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Original URL: https://www.dailytelegraph.com.au/newslocal/manly-daily/rain-emergency-northern-beaches-braces-for-flash-flooding/news-story/13251cdaff0389c44f42c093bca1e22e