Nagano, Japan—The weather changed in minutes. Two hikers were traversing a popular trail when the sky turned black. A sudden storm system moved over the peaks earlier today. It brought freezing rain and gale-force winds to the area. The pair became disoriented as the trail vanished under heavy mist.

Rescuers received a distress call shortly before noon. A local mountain guide reported seeing people in distress near the ridge. Thick cloud cover made it impossible for helicopters to reach the location. Ground teams had to hike up through the deteriorating conditions. They moved as fast as the terrain allowed.

They found the two hikers unresponsive several hours later. The pair had sought shelter behind a rock face but failed to survive the drop in temperature. Exposure is the primary cause of death, according to the local coroner. Both victims were in their seventies and experienced trekkers.

The police have cordoned off the trailhead. They are warning other mountaineers to stay off the high ridges until the weather clears. This region is known for rapid shifts in climate. Even professionals struggle when the storms roll in this quickly.

Local authorities are currently documenting the scene. They are working to transport the bodies back to the valley floor. The operation remains dangerous due to continued high winds. Slippery rock faces make every step a risk for the rescue teams.

This event serves as a sharp reminder of mountain hazards. The Japan Meteorological Agency had warned of instability in the air mass. Many hikers failed to account for the speed of the incoming system. Official records show this is the second incident this month.

The mountain range is now under a strict climbing advisory. All permits for the upper trails are suspended until further notice. Park officials are monitoring the sensor network for any signs of improvement. The temperature at the summit is still falling.

Recovery efforts are ongoing as light fades. The rescue party expects to be back at the base camp by midnight.