NEW : Federal Government steps in with fuel , ready to help NSW fire effort . More than 100 fires are raging across NSW during one of the hottest days on record . Meanwhile , police have charged a 31-year-old man for allegedly causing one of the worst of the fires by leaving a campfire unattended that was not completely extinguished . 90 % of the Australian state is under ` ` severe '' or higher ' warnings . High temperatures and dry conditions have combined to create ` ` dangerous day ''
NEW : Federal Government steps in with fuel , ready to help NSW fire effort . More than 100 fires are raging across NSW during one of the hottest days on record . 90 % of the Australian state is under ` ` severe '' or higher ' warnings . High temperatures and dry conditions have combined to create ` ` dangerous day ''