Climbing Map of Long's Peak Mountain ProjectAtmospheric conditions on Longs Summit is inconstant. Conditions on Longs Mountain may shift greatly. It can be essential to keep an eye on the forecast and be prepared for any kind of weather conditions hiking on Longs Mountain. The mountain is famous for its unexpected weather shifts as well as dangerous weather events. Wearing the right clothes in layers and carrying spare equipment like precipitation coats, hats, and gloves is critical to stay safe from inclement weather.