well, the pacific northwest in november is no stranger to heavy rain, but what s happening right now in washington state and canada s british columbia is extreme even by their standards. meteorologist pedram javaheri looks at the atmospheric river drenching the region. pedram. good morning, rosemary. here s what s happening across the u.s. general quiet weather, there is one area of interest across the pacific northwest. we have a flooding action across the region. in recent weeks we ve seen multiple atmospheric river patterns produce an incredible amount of rainfall in this meteorological autumn which runs from the first of september to today, november 30th. seattle has picked up an historic 18.8 inches of rainfall. the single wettest autumn on record besting the 18.6 inches that fell back in the autumn of 2006. you ll notice flood alerts, widespread across the western half of washington state, heavy rainfall especially around the