17th3rd9thacrossadvisoriesaftermathalaskaalertsanalysisblizzardbriefingcaliforniacomprehensiveconditionscriticaldeclarationsearthquakeeffectemergencyexpectfemafireflashfloodfloodingfridaygalehighhurricaneimpactimpendinginsightsmelissamondaynavigatingnorthernnorthwestoctoberpacificpreparepreparednessriskriverssafetyseptemberseveresnowsouthstatestatesstormstormsthursdaytodaytrackingtuesdayupdateswarningswatchesweatherwednesdaywindswinter