Grand Marais' Lonnie Dupre left Talkeetna, Alaska on Monday, flying into the Alaska Range to the base of Mount Hunter to attempt the first winter solo ascent of the mountain.

The 14,573-foot peak is the steepest and most technical of the three great peaks in Denali National Park.

Dupre was expected to start traveling on skis towards the base of Mount Hunter on Tuesday after stashing a week's worth of supplies at basecamp for his return.

Dupre is calling in daily audio updates via his Globalstar satellite phone and also sending visual SPOT locations so people can track his progress at