It's actually pretty large even looking at an orthographic projection: https://earth.nullschool.net/#current/wind/surface/level/orthographic=-49.11,50.72,732 h

It's actually pretty large even looking at an orthographic projection: https://earth.nullschool.net/#current/wind/surface/level/orthographic=-49.11,50.72,732 https://earth.nullschool.net/#current/wind/surface/level/ort... You can see it form if you go back a couple of hours. I'm assuming it's some form of extratropical cyclone?