Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast Detailed forecast for Eastern Mojave Desert, Including the Mojave National Preserve
A transportation barrier is a natural barrier like mountains, rivers, oceans, etc that blocks or slows the way of transportation.
Definition of barrier. 1  1a : something material that blocks or is intended to block passage highway barriers a barrier contraceptiveb : a natural formation or structure that prevents or hinders movement or action geographic barriers to species dissemination barrier beaches drugs that cross the placental barrier.