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Overnight Wind Advisory in L.A. County, With Northern Arizona Winds Peaking Friday

NWS urges caution for high-profile vehicles with unsecured items brought inside.

A stock photo shows a large truck driving on a highway.
5 Freeway corridor near Santa Clarita, Western Antelope Valley Foothills and Antelope Valley were placed under a wind advisory by the National Weather Service on Friday at 1:06 p.m. The advisory is valid from 8 p.m. until Saturday Oct. 4, at 5 a.m.

Overview

  • The National Weather Service placed parts of Los Angeles County under a wind advisory from 8 p.m. Friday to 5 a.m. Saturday, covering the 5 Freeway corridor near Santa Clarita, the Western Antelope Valley Foothills, and the Antelope Valley.
  • Forecasters expect northwest winds of 25 to 35 mph with gusts up to 50 mph in the L.A. advisory area, creating hazardous conditions for travel.
  • Northern Arizona spent Thursday into Friday under a wind advisory for south winds of 20 to 30 mph with gusts up to 45 mph, with the strongest period late Friday morning through the evening.
  • NWS warns that gusts can make driving difficult for RVs, campers, and tractor‑trailers, can blow around unsecured objects, and may snap tree limbs and cause a few power outages.
  • Residents are advised to secure outdoor items, prepare emergency supplies, and follow safety guidance such as trimming branches and sheltering in sturdy structures during stronger wind alerts.