Our Storm Impact Scale has been updated since this story was published. For the latest storm impact scale, click here. You may have noticed on the First Alert5 7 day forecasts an "impact" numbered ...

Rain is back in the Bay Area on Friday and will stick around through the weekend and into next week after one of the driest ...

This is the FirstAlert5 Storm Impact Scale, SIS for short. We've recently updated the scale to better reflect your real-world impacts: how it will affect your plans. We have put together a guide ...

It's been a few winters since the last "major" winter storm struck during the season's peak. This is probably no surprise ...

This should be a pretty powdery snow that’s fast and easy to clear. On Capital Weather Gang’s winter storm impact scale, this event ranks as a Category 1 out of 5, or a “nuisance” snow.