kenny choi is in the santa cruz mountains where a rising river is prompting evacuation warnings, but we start our first alert coverage with paul tracking the radar right now. >> yes, it's a busy evening as anticipated. we would have loved to have been wrong around this, but let's get to what's happening right now. heavy rain and gusty winds across the bay area. the yellow indicates moderate rainfall on first alert doppler. the orange and red is heavy rain. over a quarter inch per hour, enough to lead to localized flooding. right now the north bay is getting a little bit of a break from the heaviest rain, but there are still light to moderate showers in marin, sonoma, and napa counties. some rain moving further east into solano county. heavy rain falling right now in san francisco. i'm kerned within the next hour to two hours or so of localized flooding in san francisco itself because this batch of heavy rain extends well over the ocean, and it's going to continue to train over the same territory over and over again. we're likely to add up close to an inch of rain in the city just wit

kenny choi looks into this and showed us how a group in the south bay is to change it. >> reporter: theeam is making conversions to the kit, which is called a duo. >> each piece can be disassembled and carried by a couple of guys, then you can snap them together on site like a lego kit. >> reporter: she wants to build an affordable 80 you after her father, mother and grandmother shared a space after her father's death. in 2021, the number of americans living in these types of households was about 4% higher than in the 70s. a family in north fair oaks also reached out to duo looking blt is fany homeowner to build a garage 80 you for under $100,000. to better understand the vision, we visited the east palo alto warehouse and watched how they are building these kits. >> we are finding a design that can be repeated over and over again. >> we disassemble it and transfer it from place to place. >> reporter: would also cuts down is the open source manual. manuals will be posted on the website for free. they acknowledge that a garage conversion will take longer than a drop in prefab, but a back

kenny choi spent the day talking with some homeowners. >> we have seen moderate rain in the felton grove area in the santa cruz mountains. this runoff showing part of the story. not raining that much, but residents in this neighborhood are under an evacuation order and they are getting ready for heavy rain and a rising living nearby. >> with heavy rain and a daunting storm, residents know that the san lorenzo river can quickly turn into a raging river. >> michael herzog is cleaning up, months after flooding damaged his home on river road. >> it was pushing us out. it wasn't once or twice, three times. >> many of the belongings were trashed, but there are things to salvage the for the river rises again. >> i have to get everything out. this chair, my grandfather's chair. >> neighbors are tarpon, boarding and sandbagging where it makes sense. >> see this water line? that was a major flood. that is how high it got. >> the next-door neighbor's home was nearly destroyed after previous floods. it is unlivable. >> the floor is 20 feet. >> even with flood after flood, in a matter of months he wi

as our kenny choi tells us, what will happen to the species in that area? >> terry thomas searches for the amphibian that has made this pond on his home on one side of the dam. on the other end, water gets released from the urban dam built in the 60s by a private landowner for hunting and water fowl. the stream snakes its way to the ocean. the national park service says there are safety issues with flooding and even the possibility of a breach. the plan is to reshape the landscape and water flow by removing the dam and ultimately restoring tennessee valley to its natural habitat. >> the pond is going to shrink because the water going to go out from the dam. and that will be more of a connection between the water below the dam and this water above. >> reporter: taking down the dam will impact the threatened california red legged frog made famous in a short story by mark twain and has made a comeback. >> the red-legged frogs are back at cove. with them making a big effort to make sure they're sustainable in the valley. >> reporter: you have to walk upstream t

our kenny choi has the story of a longtime restaurant owner who continues to thrive through thick andn. >> reporter: sizzling seafood noodle soup boils to perfection, but it's the woman dishing out orders to her son in the kitchen who is the heart and soul of foucault's okay restaurant. >> reporter: the 85-year-old grandmother, better known as mama sans around here, hubly describes her immigrant family's arduous journey in the industry as lucky. but longtime patrons know why they keep coming back. >> mama sans feels like an extension to everyone's family. it feels like an extension of home. >> they treat her like their own mom. it's amazing. kind of like a second mom. >> reporter: they survived covid restrictions but staffing remains a challenge. she employs a few part-time workers to help but never gets a break until after closing. in 1978, khatami and her husband shoji opened foucault may in san francisco after working tirelessly on a northern california farm for years and saving just enough. they relocated to sausalito, then larkspur. for mama sans it's the patrons who become frien

heading south so santa cruz county and the san lorenzo r river, kenny choi talked to some people hoping to ride out the storm. >> reporter: the river was a little over six feet. that number is expected to rise rapidly to more than 22 feet overnight and into tomorrow. according to forecast models. residents in this area had been through this before. and they are ready to leave on a moment's notice. it was only weeks ago when neighbors were dealing with mounds of mud everywhere. >> 20 feet high of mud from way back here to way up here. >> this is january 8 or 9. this is a week later. >> reporter: michael herzog is still cleaning up months after flooding damaged his home on river road. >> just pushing it out. just washing this out. it wasn't just once or twice. gosh darn it, three times, are you kidding me? >> they gave a pretty good attitude. which is awesome. >> when it is gone once anlearn let go. but we don't want to let go too much more. >> reporter: this area of felton grove is under an evacuation warning tonight. >>> okay, so, the most important person in the building today. and eve

but as kenny choi shows us, one fisherman has come up with a simple idea that could keep them out at sea while keeping the whales safe. >> reporter: crab fishermen keep a close eye on 450 crab pots that have been sitting at the bottom of modifying traditional traps by removing the lids could be good for commercial crabbers, consumers, and whales too. >> they were going to take this pot, and we're going to remove this panel. >> reporter: the captain at first may sound nutty. >> these crabbers are free to come and go. we have to pull them up, which will keep the line out of the water overnight through the storms and out of the way of the whales. >> reporter: moving traps for days has resulted in whale entanglement and lengthy delays for commercial crabbing. he shows how the scoop pots will work. >> we're going to pull this up. as it comes up, all the crab will dump into the scoop area. that pot will come to the surface to pick them up out of there with only 50 of these. >> reporter: the idea would minimize the timelines submerged and incentivize the t monitor their pots instead of dump

kenny choi has the story of a cell phone south bay athlete . >> reporter: ryan chen, the level basketballde away. >> it feels like relaxing. and it just feels good to play. >> reporter: just days before high school tryouts, the freshman was practicing with the teammates. he collapsed going into cardiac arrest. his coach witnessed a medical emergency that no one expects to see. >> i kind of get a little choked up about it because you don't want to see anybody in that situation. >> reporter: he and molly working a shift nearby and had just completed cpr training and found themselves in a life-and-death situation. >> wants molly came in saying grabbed the defibrillator, it was jump to the defibrillator, sprint across the gym and start cpr. >> we usually go through this training but it is fake scenarios so i was a little bit panic but i remained calm. >> reporter: doctors say that quick response save brian's life. he underwent surgery to replace an icd at stanford children's health. >> he has been in a medically induced coma for the first 72 hours. >> reporter: it is rare that happens about o

kenny choi introduces us to a man who is out of a group calling it self an army of literacy liberatorsrter: his family history shows how one man's determination set forth the educational foundation for generations to follow >> my great, great uncle had to learn to read from the master's child. >> reporter: he fought in the civil war and later established allensworth, the first town in california governed entirely by black people. >> that is my inspiration to do what i am doing right now. kidsto . in ond, ly ree ouof 10 brown children are reading at or above grade level. he is one of 100 tutors aiming to disrupt a vicious trajectory. >> i absolutely believe this is a game changer. >> reporter: they call themselves literacy liberators. a six week program will train them, including diana, she recently left her job as a medical technician. she volunteers at one of the most underperforming schools in the city. even her own third-grader and older sister can't read. >> i want to learn to help them how to read so they won't have an issue when they go into a different grade. >> we sound out wor

as kenny choi tells us, there are questions about what will happen to a threatened species in the same >> reporter: he colo gifter rei thomas searches for a small native amphibian that made its home on this side of the dam. on the other end water gets released from this dam built in the 60s by a private landowner. the stream snakes its way to the ocean. the national park service says there are safety issues with flooding and the possibility of a breach. the plan is to reshape the landscape and water flow by removing the dam and ultimately restore the tennessee valley to its natural habitat. >> the pond will shrink because the water will go out from the dam. there will be more of a connection between the water below the dam and this water above. >> reporter: taking down the dam will impact the federally threatened red legged frog made famous by mark twain and made a comeback. >> they are back at the cove. they are making a big effort to make sure that they are sustainable in the valley. >> reporter: you have to walk upstream to understand how the national park service minimizes impact o

as kenny choi tells us, there are questions about what will happen to a threatened species in the sameporter: terry thomas searches for a small native amphibian that made its home on this side of the dam. on the other end water gets released from this dam built in the '60s by a private landowner. the stream snakes its way to the ocean. the national park service says there are safety issues with flooding and the possibility of a breach. the plan is to reshape the landscape and water flow by removing the dam and ultimately restore the tennessee valley to its natural habitat. >> the pond will shrink because the water will go out from the dam. there will be more of a connection between the water below the dam and this water above. >> reporter: taking down the dam will impact the federally threatened red legged frog made famous by mark twain and made a comeback. >> they are back at the cove. they are making a big effort to make sure that they are sustainable in the valley. >> reporter: you have to walk upstream to understand how the national park service minimizes impact on the frogs. egg m

kenny choi shows us how a group in the south bay is working to change that. >> the plate is on the insideorter: this architect and team are making tweaks to the plug in garage ad uconn version kit. >> each piece can be snapped apart and you can set them aside. >> it could be the solution for the family in east palo alto. she wants to build an affordable adu after the family, mother, grandmother shared a small living space too long before her death. >> it was about five years that she ended up having this as her room. >> reporter: in 2021 number of americans with multi generational households are four times larger than in the '70s according to the research center. a family in north fair oaks also reached out looking for help. >> using the living room for a bedroom right now. >> reporter: the blueprint is for any homenner to build a garage adu for under $100,000. we visited the warehouse and watched how they're building the kits. >> we are saving time and making a design that can be repeated over and over again. >> really easy to assemble and transport from place to place. >> reporter: what

but as kenny choi shows us one local fisherman came up with simple idea to keep them out at sea whilingrter: crabfisherman brad little keeps a 0 tsng at the bottom of the ocean. he belows modifying traditional traps by removing the lids could be good for commercial crabbers, consumers and whales too. >> we're going to take this pot and we're going to remove this panel. >> reporter: the pail horse captain at first may sound nutty. >> these crab are free to come and go. we have to pull them up while they're feeding. which keeps the line out of the water overnight. and through storms. and out of the way of whales. >> reporter: leaving traps with hundreds of feet of rope in the ocean for days has resulted in whale entanglement and lengthy delays for commercial crabbing. how the half opened scoop pots will work. >> we're going to pull this pot up as it comes up, all the crab will dump into the scoop area. that pot will come to the surface. and we'll pick our two, three, four, five crab out of there. and we only have 50 of these. >> reporter: the little's idea would incentivize crabbers to mo

our kenny choi takes us to napa to show us what we are doing differently. >> you see underneath here,st and crumbly. and i like that. >> reporter: kirk reed started placing mounds of rice straw under his grapevines as drought conditions kept getting worse. it might be the eco friendly fix for vineyards trying to save water. >> the yield which was double the yield from the year before was possibly due to at least some of it, due to the mulch we put down. >> reporter: what is beneficial for business, looks even better for the environmentally conscious. >> we have always been really proud of the fact that we try to be good stewards of the land. >> reporter: every year, kevin and his family host a fundraiser for multiple sclerosis research. they are committed to finding a cure. they are keeping a close eye on the vines especially when it rains. they are not seeing the gullies on the sloping vineyard during atmospheric rivers. >> kept the weeds down. it prevented the erosion that we would normally see. i think contributed to the minimizization of e vanlative loss of water. >> reporter: to