In this video I took my Tesla out at night and ran FSD 14.1.2 in the kind of conditions that make you clench the wheel even when the car is “driving” — snow-covered roads, hidden icy patches, low visibility, and that cold-weather traction you just don’t fully trust. I wanted a real-world winter test, not a perfect sunny demo, because this is exactly when people ask, “Okay, but can FSD handle it when it actually matters?” I focus on the stuff you care about in snow: whether it can still read lanes when the lines are basically gone, how smooth (or sketchy) the braking and acceleration feel on low-traction surfaces, and how it behaves at slower speeds when the road is packed snow. I also call out any hesitation or moments where the car feels uncertain — because that’s the difference between “impressive” and “I’m taking over.” My takeaway: FSD 14.1.2 can do some surprisingly competent things in winter nights, but you still need to treat it like a driver-assist system and stay ready to intervene, especially when visibility and traction are both working against it.