East Longs Peak Trail WikipédiaAtmospheric conditions upon Longs Mountain may be capricious. The weather atop Longs Mountain can change greatly. It's essential to keep an eye on the weather forecast and be equipped for any kind of climate conditions ascending Longs Mountain. The peak is renowned for its sudden climate variations and risky storms. Wearing the right clothes in multiple layers and bringing additional equipment like precipitation jackets, caps, and mittens is essential to be protected from the elements.