Aaron Hartz
ForecasterAaron is an Oregon native and started skiing at a young age. After being introduced to backcountry skiing, he started climbing and skiing the Cascade Volcanoes to prolong the ski season. He is currently a… more
Gabriel Coler
ForecasterI have been working as a forecaster for the Central Oregon Avalanche center since we started writing forecasts in 2020, and I’ve been a professional observer since 2013. I also work as an IFMGA guide;… more
Alli Hartz
ForecasterAlli has been involved with COAC since 2016, first as a board member, then alternate pro observer and forecaster. In addition to forecasting for COAC, she works as a ski guide and avalanche instructor for… more
Ryan Marvin
ForecasterRyan is a Vermont bred snow enthusiast that has been on Mt Bachelor's Pro Ski Patrol since 2018, and is in his first season (24/25) forecasting for COAC, after having received his Pro 2 in… more
Jonas Tarlen
ForecasterJonas has been ski touring in the Central Oregon backcountry since 2001. He is the owner and operator of Three Sisters Backcountry which provides remote hut lodging, guiding and avalanche training. He is a long… more