<div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>Parts of Central Australia risk becoming cut off when a period of heavy rain begins this weekend, with roads and railway lines set to be impacted.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>Large areas of South Australia and the Northern Territory are forecast to receive drenchings of up to 200mm as rain and thunderstorms sweep through in coming days, reports weather channel </span><a href="https://www.weatherzone.com.au/news/outback-deluge-to-cause-flooding-in-sa-nt/1891207" rel="" target="_blank" title="Weatherzone"><em><span>Weatherzone</span></em></a><span>.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>But forecasters warn some isolated areas may record falls of 300mm or more from tomorrow, increasing the chance of road and rail links for some communities.</span></div></div><div><div id="adspot-mobile-medium"></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><strong><span>READ MORE:</span></strong><span> </span><a href="https://www.weatherzone.com.au/news/outback-deluge-to-cause-flooding-in-sa-nt/1891207" rel="" target="_blank" title="Signs Australia could be facing a hot, dry El Niño for 2026"><strong><span>Signs Australia could be facing a hot, dry El Niño for 2026</span></strong></a></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>Some weather modelling has put the heaviest falls this weekend around the NT town of Tennant Creek and the Simpson Desert, but others put the downpour further north into the Carpentaria region.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>"Heavy rain should then continue over parts of the NT's inland into early next week, possibly extending south towards Alice Springs and Uluru."</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>From Sunday, the tropical moisture should track southwards, triggering a downpour over SA's northern pastoral region, with its expansive flat terrain vulnerable to flooding.</span></div></div><div><div class="OUTBRAIN" data-reactroot="" data-src="//www.9news.com.au/national/australia-weather-update-heavy-rain-and-flooding-for-nt-and-sa/d01f7172-aae2-407c-9822-3409551c2527" data-widget-id="AR_5"></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>Kati Thanda-Lake Eyre, which covers about 9500 square kilometres when full, could receive falls of 100mm to 300mm by next Tuesday or Wednesday.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>The lake, which usually fills with water from its north-eastern tributaries, may even record rare inflows from its southern ones.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>The weather system has also caused flooding in parts of Queensland and Western Australia.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>Forecasters caution computer models have been jumping around regarding the precise rainfall intensity, locations and times.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>But residents in Central Australia are being urged to monitor forecasters and look out for flood warnings. </span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><span>They should also check road conditions before travelling.</span></div></div><div class="block-content"><div class="styles__Container-sc-1ylecsg-0 goULFa"><ul><li><strong><em><span>Download the 9NEWS App here via</span></em></strong><span> </span><a 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