At 5:44 p.m. on Sunday, the National Weather Service issued a revised special weather statement for the Foothills of the Northern Blue Mountains of Oregon, which was in effect until 9 p.m.
Patchy dense fog, mostly along the I-84 and OR-11 corridors, has been seen in areas of the Blue Mountain foothills with visibility of a quarter mile or less. The weather agency advises drivers to exercise caution when driving in these locations since visibility may change quickly.
United Robots offers a service called Advance Local Weather Alerts that gathers the most recent information from the National Weather Service using machine learning.