Summarize this content to 2000 words in 6 paragraphs “It’s not worth putting your life at risk.”The SES received more than 300 callouts after the storm. More than 550 incidents were reported across NSW overnight Sunday and into Monday.The storm also left Sydney’s public transport on its knees. Light rail services on the L2 Randwick and L3 Kingsford Line were closed due to flooding. Flooding at Strathfield railway station also led to delays across multiple train lines.Further thunderstorms could hit Sydney into the late afternoon and evening, and the Bureau of Meteorology is predicting the chance of less severe thunderstorms on Tuesday before conditions ease on Wednesday.The bureau warned that Gosford, Sydney, Orange, Katoomba, Dubbo and Parkes were of particular concern.“I think everyone will be copping a bit of weather today,” the bureau’s Helen Reid said.Hail blanketed Harden in regional NSW.Credit: Ashleigh MessnerEarly on Monday morning, the storm dumped an extraordinary amount of hail onto Harden, a small town near Cootamundra, leaving it blanketed with a layer of ice. Shops and homes were flooded, windows were smashed and wildlife found injured.An animal ambulance was deployed from Sydney to treat multiple wild birds left seriously injured from the hail. The SES responded to more than 120 callouts in the town.The thunderstorms are forming on a surface trough in a moist, unstable air mass in inland NSW, with an upper trough moving them across the state towards the coast.
