A freak, isolated storm has dumped a deluge of rain on parts of the Blue Mountains this afternoon. Lithgow was the hardest hit, businesses and homes flooded. Dozens of people making calls for help as the SES predicts a busy night ahead. 7NEWS at 6pm. More local news: 7news.com.au/news/Sydney #Lithgow #7NEWS | 7NEWS Sydney

FLOOD WATCH: As severe thunderstorms move through central parts of NSW, heavy rainfall has caused parts of #Lithgow to flood. The main street was closed today, as low-lying businesses and homes struggled to keep the muddy waters at bay. The Bureau of Meteorology has issued a severe weather warning for parts of the North and South Coast, with heavy rain and damaging winds forecast. DETAILS: 9Soci.al/PhVJ30s6Tm6 #9News | Nightly at 6pm | 9 News Sydney

THE GREAT ZIG ZAG RAILWAY , Australia The Zig Zag Railway is an Australian heritage railway, situated near Lithgow, New South Wales. It was opened by the not-for-profit Zig Zag Railway Co-op as an unpaid volunteer-staffed heritage railway in October 1975, using the alignment of the Lithgow Zig Zag line that formed part of the Main Western line between 1869 and 1910. The line climbs the western flank of the Blue Mountains, using railway zig zags to gain height. | Australia-Phil

The Zig Zag Railway is an Australian heritage railway, situated near Lithgow, New South Wales. It was opened by the not-for-profit Zig Zag Railway Co-op as an unpaid volunteer-staffed heritage railway in October 1975, using the alignment of the Lithgow Zig Zag line that formed part of the Main Western line between 1869 and 1910. The line climbs the western flank of the Blue Mountains, using railway zig zags to gain height. | Australia-Phil