Complex sentence: Adriatico in the previous weeks, there was some concern before the start of the race that the Volta might also be affected by heavy snow; the finish at Port Ainé still had of snow on the nearby ski slopes.
Split into simpler sentences: Adriatico in the previous weeks, there was some concern before the start of the race that the Volta might also be affected by heavy snow. This was a particular concern as the finish at Port Ainé still had of snow on the nearby ski slopes.