Australian Prime Minister Scott Morrison
tweeted his thanks to President Trump for his "strong messages of sympathy, support and friendship for Australia during our terrible bushfire season," after the president phoned him to offer help. What's happening: Morrison also thanked the American people "for their many messages of support." "Australia and the US are great mates," he added Tuesday afternoon local time. As cooler, wetter conditions offered a respite to firefighters in southeast Australia, Victoria's Premier Dan Andrews posted a Facebook tribute welcoming American firefighters to the region. A New South Wales firefighter attempts to put out a smoldering pile of railway sleepers, which measured over 600 degrees on a thermal temperature gauge on Monday — two days after the fire front had passed through on in Wingello. Photo by Brett Hemmings/Getty Images Firefighters tackle a wildfire in thick smoke in the town of Moruya, south of Batemans Bay, New South Wales. Photo: Peter Parks/AFP via Getty Images People cool down at Lake Jindabyne in NSW. Photo: Saeed Khan/AFP via Getty Images Kangaroos in Snowy Valley on the outskirts of Cooma, NSW. Photo: Saeed Khan/AFP via Getty Images Children play at the showgrounds in the southern New South Wales town of Bega where they are camping after being evacuated from nearby sites affected by bushfires. Photo: Sean Davey/AFP via Getty Images A water bombing helicoptor flies over the remains of a cafe destroyed by bushfires in the town of Bilpin, west of Sydney. Photo: Peter Parks/AFP via Getty Images Burned bushland at Cunningham's Gap, some 70 miles southwest of Brisbane in the state of Queensland. Photo: Jo McGee Firefighters in the Adelaide Hills, in the state of South Australia, working with locals to extinguishi a hay bales blaze and assisting with fire protection efforts. Photo: Eden Hills Country Fire Service/Facebook Helicopters dump water on bushfires as they approach homes located on the outskirts of the town of Bargo in New South Wales. Photo: David Gray/Getty Images The sky is filled with smoke and ash in Shoalhaven Heads in NSW. Photo: Cassie Spencer/Getty Images A firefighter at a property in Balmoral, southwest of Sydney, New South Wales. Many of those fighting the fires are volunteers. Photo: Peter ParksARKS/AFP via Getty Images Firefighters tend to burning property in Bargo, southwest of Sydney. NSW Volunteer Fire Fighters Association's president told the Sydney Morning Herald the state and federal governments are ignoring their pleas for help with firefighting-related expenses. Photo: Peter Parks/AFP via Getty Images A firefighter at a wildfire on the outskirts of the town of Bilpin in the Blue Mountains, west of Sydney. Photo: David Gray/Getty Images Thick smoke blankets Sydney Harbour. Photo: James D. Morgan/Getty Images A farmer uses a hose to put out a fire burning in his paddock and near homes on the outskirts of Bilpin. Photo: David Gray/Getty Images The remains of a home destroyed by bushfire on the outskirts of the town of Bargo, southwest of Sydney. Photo: David Gray/Getty Images Australian Prime Minister Scott Morrison visits fire evacuees in Picton, NSW, after cutting short his Hawaii trip following the deaths of two volunteer in the state in December. He apologized for causing upset by being on vacation during the crisis. Photo: Jenny Evans/Getty Images Demonstrators hold up placards during a climate protest rally in Sydney. Photo: Wendell Teodoro/Zeduce/AFP via Getty Images Burned trees after a bushfire in the Blue Mountains. Photo: Saeed Khan/AFP via Getty Images Thick smoke envelopes Sydney Harbour Bridge. Photo: Jenny Evans/Getty Images Fire engulfs a property in Balmoral, southwest of Sydney. Photo: Peter Parks/AFP via Getty Images A helicopter drops fire retardant to protect a property in Balmoral. Photo: Peter Parks/AFP via Getty Images Go deeper: Editor's note: This article has been updated with new details on the fires and more images.