Brain Events News Today

>> reporter: and hes not alone. across the country one in 1,000 year rain events are happening more and more. this kind of weather event is called had because it has a one in 1,000 or 0.1% chance of happening in any one year. national climate assessment says the climate crisis increased the heavy downpours by more than 25% from 1958 and 2012 in the eastern half of the united states. with the northeast seeing the greatest increase in intense precipitation at more than 70%. but these extreme weath...

Bigger factor in the presidential election next year?— bigger factor in the presidential election next year? we still see these divides _ election next year? we still see these divides in _ election next year? we still see these divides in america - election next year? we still see these divides in america aboutl election next year? we still see - these divides in america about when these divides in america about when these types of events come up for that you have those who want the public to...

Is were seeing more extreme events on both sides of the spectrum, both really severe droughts and really severe rain events, simply because the atmosphere is able to hold more water when it rains and then it dries out and is warmer when its not raining. the lull in the storm provided a brief opportunity for the more adventurous to assess the erosion. the extreme weather has been so unrelenting for so long, there are fears that even when the rain stops, the dangers its caused will continue. ive s...

Question, pam. the reason behind all of these series of rain events is an atmospheric river. basically what an atmospheric river is, its a very narrow but intense corridor of moisture across the pacific ocean that funnels that into the western states. when you look at how much rain these areas have had over the last two to three weeks, its impressive, san francisco picking up almost 14 inches, oakland santa barbara picking up over a foot. even san franciscos airport picking up nearly a foot of r...

Temperatures have dropped more than 15 degrees at this point. a lot of people sitting in the dark, cold, especially with their roofs damaged wondering when this all will be fixed, it is been a long 24 hours. wolf. >> very long indeed. ryan young on the scene for us. were following the situation right now in california where the already drenched state is bracing for more storms. lets bring in cnn meteorologist jennifer gray. shes tracking all of this severe weather for us. so what is the latest...

Den r-- degeneres video. thankfully again as water levels are coming down, we wanted to show you over my right-hand shoulder if we can pan ever so delicately so we do not lose our shot here, this is a boulder collection system that was built five years ago after the devastating landslides and what you see are metal spikes in the ground about six feet tall and boulders caught by these barriers so they do not fall into the riverbed and into these neighborhoods behind our camera. as we zoom in you ...

The hurricanes. these extreme rain events that are going on, and also the flooding. this is not new science. in the 1856, units newton pope showed that by the utilization of these types of things, that we were going to base these types of situations and, of course, now the ipcc, the national climate assessment reports, have all said that we continue to have an addiction to fossil fuels and to burn them, then we are going to intensify the things that we see from the climate crisis. >> you know la...

Its traveling. whats happening now? >> it is. let me begin with the radar, laura, a little bit of good news if we can find it on this extremely sad day today. the rain is finally moving out of florida. you can see in areas off to the northeast. we do have a little bit of a northeast wind up here, so we still have a little bit of a surge just going on or at least continuing to keep the water up on the shoreline. but just a terrible day, where we had several hours with one in 1,000-year rain event...

Not in a fema flood zone. >> absolutely. >> reporter: fema classifies roughly 8.7 million properties as having substantial risk of flooding. but the nonprofit first street foundation, a research firm that considers climate change a mapping risk, identifies nearly 70% more properties with the same level of risk. that means about 6 million property owners are likely underestimating or unaware of their current flood risk. this summer, five ultra rare 1,000 year rain events happened over the past th...

Risk from severe flooding and likely dont have flood insurance because they dont know theyre at risk. do you believe that there needs to be an update to femas maps? >> yeah, so femas maps right now are really focused on riverine flooding and coastal flooding. our maps, and we work with local jurisdictions to update the map when they ask us to provide additional assistance to update them. i think the part thats really difficult right now is the fact that our flood maps dont take into account exce...