The March equinox (Mar 20) triggers the Russell-McPherron effect, doubling aurora odds worldwide. Solar wind couples more efficiently with Earths magnetic field during equinoxes. Mid-latitudes (UK, Canada, Scandinavia, N. USA) have elevated chances of displays. Watch spaceweather.com for Kp-index alerts — even Kp4-5 can produce auroras at 50°N+.