Fire weather and climate change

In Ventura County this week, the local National Weather Service station in Oxnard has issued the following warnings: On Sunday, a Red Flag Warning (for high heats and offshore winds)For the week, a Critical Fire Weather warning (for high heat, low humidity)for the last three days, an Excessive Heat Warning Do these “fire weather”warnings seemContinue reading “Fire weather and climate change”

“a permanent loss of normal”: CA climate today

A couple of years ago I worked hard on a story about a hugely important study from Daniel Swain et al on the all-too-likely re-occurence of the Great California Flood. For personal reasons nothing came of my story, but eventually the news did break in a big (Los Angeles Times) and accessible (Science Friday) sortContinue reading ““a permanent loss of normal”: CA climate today”

Heat to blast SoCal: Fire Weather

It’s going to be crazy hot the next couple of days here in Ojai (112 on Friday they say) and in coastal Southern California this weekend. In the words of Weather West (aka climate scientist Daniel Swain): …in Los Angeles and Santa Barbara counties, especially, the heat from Fri-Sun will be extreme due to theContinue reading “Heat to blast SoCal: Fire Weather”

Sierra Nevadas to change this century: UCLA researcher

The snowpack this year in the Sierra Nevada soared to 170% of normal: just two years ago at the annual measuring date at the end of March (attended by Governor Brown) it stood at 5%. This extreme variability of the California climate will become routine this century argues researcher Daniel Swain of UCLA. Here’s myContinue reading “Sierra Nevadas to change this century: UCLA researcher”

“Ominous” news: CA faces megadrought

In a major study released today by the National Center for Atmospheric Research, scientists identify a climactic mechanism that increasingly appears to be blocking the kinds of storms that carry the most rain and snow from reaching California and the Southwest. From NCAR’s press release: “For the study, the researchers analyzed 35 years of dataContinue reading ““Ominous” news: CA faces megadrought”