Hike to the Keyhole on Longs Peak in Rocky Mountain National ParkAtmospheric conditions on Longs Mountain may be fickle. The at the
summit of Longs Mountain may shift significantly. It's important to keep an eye on the forecast and be prepared for any climate conditions before Longs Mountain. The is known for its sudden weather shifts and risky weather events. Dressing in layers and bringing spare gear like rain coats, hats, and gloves is essential to stay safe from inclement weather.