Current Air Quality
Santa Rosa Weather Radar
LIVE: SF Unified gives update on distance learning
CORONAVIRUS UPDATE: San Francisco Unified School District officials are giving an update on the impact of COVID-19 and what distance learning will look like this year.
WATCH LIVE TODAY: Gov. Newsom gives COVID-19 update as California prepares for heat wave
Lake Tahoe residents plan protests over surge of tourists visiting amid pandemic
Rare 'bolt from the blue' lightning strike caught on truck dash cam
The weather seemed tranquil. Puffy white clouds floated by a splendid blue summer sky. Then, seemingly out of now where -- boom! Watch ... and listen.
New tropical threat could emerge along East Coast
Josephine ended a brief lull in Atlantic tropical activity, as it developed and clinched a new Atlantic record on Thursday. However, the storm is expected to take a curved path well away from North America into next week. Now, meteorologists are watching a disturbance closer to home that was born from showers and thunderstorms over...
Daily coronavirus briefing: New test could show results in seconds
Receiving a diagnosis in seconds may be on the horizon with the help of a revolutionary COVID-19 test. Meanwhile, face masks will be required in one major U.S. city into 2021.
Searing heat wave to swell across West, spark highest temps in 3 years
A major hot spell will produce temperatures as high as 30 degrees above normal. And one city just over the Canadian border may challenge an all-time August high.
AccuWeather Summer Camp: What makes a thunderstorm severe?
Lightning has killed an average of 25 people each of the last 10 years in the U.S., but that’s not what makes a thunderstorm severe.
New study shows best and worst face masks to guard against coronavirus
A team of scientists analyzed more than a dozen of the most commonly-worn mask types and some of the masks, they concluded, are actually worse than wearing no mask at all.