A multi-day winter storm will bring heavy snowfall through the weekend and heavy rain through early next week in the Pacific Northwest. The heaviest snow amounts are expected amongst the Cascades however, the heavy rainfall will impact areas along the coastal ranges of western Washington and Oregon. Winter storm warnings, advisories and flood watches are in effect. Read More >
All TOC data and products are stored for FTP access. The directory and file structure follows a common subdirectory and file naming standard. The types of directory trees are described in detail below to help locate specific data and model forecast product types. Review the General Guide before writing computer programs to access the files.