But soon Adventdalen will be frozen and it will be possible to bike to the other side again. I think that the autumn in Longyearbyen is especially nice for biking. Everything is frozen and with just a little bit of snow it is basically possible to bike wherever you want, not just on snowmobile tracks or dog-sledge tracks.
Here is a picture from last years autumn:
For current snow conditions in Longyearbyen, check the awesome webcam: http://longyearbyen.livecam360.net