A trough and cold front are generating brisk winds, showers & highland snow in VIC, TAS, & southeast NSW & SA. A trough extending from northern WA to southeast QLD demarcates a warm-cold boundary & is bringing the odd storm. Cool onshore winds bring showers to southern WA.
14:22 AEST Alice Springs sits at the centre. Geographically, the town is roughly 1500 km equidistant from both Darwin and Adelaide. Culturally, it demarcates 'up north' from 'down south'. And meteorologically, at 23 degrees latitude, it separates the tropics from the mid-latitudes, marking the general limit for the reach of southern cold-fronts.