Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

Sparks or embers can blow into leaves or grass, ignite a fire and quickly spread. What is a red flag warning? What Arizonans should know about the wildfire condition This article was generated by ...

The National Weather Service has issued red flag warnings for Pima and Santa Cruz counties starting at 12:45 p.m. Jan. 25. The warning expires at 7 p.m. Jan. 25. For the latest watches and warnings, ...

The National Weather Service has issued a red flag warning for Coconino County starting at 1:09 p.m. Jan. 24. The warning expires at 6 p.m. Jan. 25. For the latest watches and warnings ...

including the Southeastern and Central Ventura County Valleys, the inland coast and beaches. The red flag warning had previously been in place through Thursday, Jan. 23, before the NWS extended ...

Firefighters are gaining ground on three major fires in Los Angeles County, where a red flag warning that went into effect earlier this week for parts of the region was extended into Friday.