People will use common sense. We just cant put patrol officers shoulder to shoulder keeping people off the beach, so thats the reality. Reporter other beaches remaining open include ocean, china, and baker beaches, and stinson in martin. The beaches in Half Moon Bay are open, but are closed in pacifica. If we have on our beaches 250, 300 people, 400 people, and it has happened, it has happened at some of these beaches, that were in, you know, some serious issues. Reporter Half Moon Bay beaches are opened because in the past, closing the marking lots has led to out of towners crowding into neighborhoods. Theyre really not welcome, and should probably not come to san mateo county. Reporter so what can people do . Theres always hiking and biking, outdoor swimming pools are allowed to open machine n some areas, but wearing a mask in hot weather may be difficult for some. Be aware of physical strenuous exercise. If youre running on the beach, doing other physical activity, youre demand for oxygen goes up, youre having trouble breathing in a mask. Wearing a mask takes care of themselves and other people. Reporter careless behavior over memorial day and 4th of july brought a spike in covid t that happen this weekend. Andre . Certainly nobody want toes see that. Good reminder, rob, thank you. Well, the states power grid operator has issued a flex alert for this weekend, urging people to conserve energy, cal iso is expecting demand to be very high this weekend because of the heat forecasted this weekend. The flex ashirt for tomorrow through monday to prevent rolling blackouts. They are encouraging people to reduce electricity usage from 3 00 p. M. To 9 00 p. M. This hands every 10 years or so, and this is another sort of statewide heat event. They suggest using a fan or setting ther in mow stat to 78 or higher, closing your blinds and drapes will also help, as well as turning off unused lights and appliances. And those major appliances like your dishwasher or drier, theyre asking that you use those in the morning or late evening. Joining us now is Rosemary Orozco with at the Current Conditions this weekend, and this heat wave that were looking at yet again, rosemary. Youre right. Temperatures took a huge jump today, and will continue into the weekend, cristina. We are not as humid as with the last heat wave, and air quality has improved, but despite all of that, we still have a spare the air, and conditions could worsen for those susceptible to the heat and the haze. Tomorrows advisory boys until 9 00. Its in the shade of yellow here, indicating the coastline. It includes San Francisco, as well. This is expected to last, again, until monday night. That shade of orange is an excessive heat waving, and that also starts tomorrow morning, goes into 9 00 at night. It is widespread for our bay come with , and our valley this type of heat. Whether it be heat exhaumany inland folks, that maybe in the past could have escaped to an indoor theater or mall to escape the heat, just dont have that option this time around. So we, of course, will be watching that, as far as the air quality, another spare the air expected for tomorrow. Details on that and the extend forecast coming up. As you just heard rosemary talk about this with the bay area facing a two to threeday heat wave, we wanted to know what power issues might come up, and might come up as they did in midaugust. We revel the rolling blackout that we had. Tom vacar joins us with what is. Expected and what might take us by surprise. Its especially true when we have recently come off a historically high heat event. Because theres a complex formula of necessary conditions for Public Safety power shutoffs, pg e said in the greater bay region, there is no immediate likelihood of a psps event over the hot weekend. A key element would be a National Weather service declared red flag warning, which the Weather Service says is unlikely over the weekend. But, if any wildfire threatens to short out or topple power lines, that could force localized power shutoffs, and be warned, in extreme heat, Power Equipment can and does fail, especially sunday and monday. With these tripledigit temperatures, there could be some heatrelated outages in the areas where its 100 degrees or more for a long period of time, so we want our customers to be prepared. Reporter pg e will have some cooling centers over the weekend where warranted. These cool be centers will take covid19 rules into account with regards to washing cal iso said they do not expect demand to outstrip the available electricity supply, and therefore anticipate no rolling blackouts. However, if enough power plants were to shut down for technical reasons, the remote possibility of rolling blackouts still exists. Here is where it gets complicated and a bit scary. In santa rosa, which is activating a cooling center, an excessive heat watch will go into effect from saturday through monday in the region. Thats going to be a weekend of how, high temperatures, dry conditions, and then from going into an excessive heat watch on the weekend, were going to roll straight what is being called critical fire weather monday. Reporter though any and all of these condition change with realtime conditions, next week could be far more serious. We have historically seen a fire watch turn into a red flag warning. With it being so spot dry, fire Officials Say anything involving open flames or sparks including barbecues is just bad idea over the Labor Day Weekend, and possibly well into next week. And we have just learned from pg e they have an elevated concern about what is going on with the weather, but that doesnt change the status of no psps so far. Reporting live, tom vacar, ktvu fox 2 news. All right, tom, thank you very much. Well, updated numbers from the state show that positive trends are Still Holding in the coronavirus outbreak, but it was another grim day for bay area deaths. There are more than 5100 new cases reported yesterday for a total of more than 722,000. 163 more people have died with the death toll e bay area. That is a new high. 21 of ll, theres a new gnface coverage, especially for this Labor Day Holiday weekend. It includes the hash tag mask the sf up. Youll see this on television, radio, print, and online. The city is teaming up with the gay, ellerly, and minority organizations to promote this message. Everybody here is sick and tired of this, so lets focus on the bigger issue, which is all of us doing our part so we can get the city back open. Medical teams from the National Guard are helping the staff at sonoma countys largest hospital, santa rosa memorial hospital, which is deal with a severe shortage of workers caused by both the pandemic and the north bay wildfires. The press democrat reports 17 hospital employees recently tested positive for the coronavirus. The National Guard members will help with transporting patients and checking their vital signs. You can check the county by county information on reopenings with the ktvu news app. There is a running list of what is opened, and where, right on the front page. Well, some researchers are predicting that thousands more could die from the coronavirus if people dont take precautions, and this comes as one company is slowing down its phase 3 vaccine trials. Phil keating has more. Reporter a university of washington model predicts more than 400,000 coronavirus deaths by january if people ease up on coronavirus guidelines several states are at risk, indiana. The best thing right now is not reporter the predictio come as several vaccines remain in late stage testing. Mader in a announced it is lowing down stage three trials on its phase three candidate to diversify the vaccine pool. The Vice President said the president will not cut corners. With operation warp speed, were actually manufacturing several of these promising vaccines now. So the moment that these fda says that it is safe and effective, we will have tens of millions of doses to be able to administer to the american people. Reporter the centers for Disease Control and prevention has told states to prepare for a vaccine this fall. We are certainly getting indications from the federal government that it is time to start preparing and planning for vaccine distribution. Reporter . In miami, phil keith, fox news. Glen a multimillion deal reached. Details on the settlement being paid out after a man was shot and killed by Vallejo Police back in 2018. Plus firefighters continue to gain ground on those fires, causing all of the unhealthy air and haze here in the bay area. Well have an update on the firefight next. The 12th of vallejo has agreed to pay over 5 million to a man shot and killed by a police officer. He was initially stopped for riding a bike without a light. Help arery lee has more on this settlement. Henry . Well, fosters attorney said he did tie with the officer, but did so since he had the right to defend himself from excessive force. Unfortunately he lost his life. The city is paying 5. 7 million to the parents and two children of ronel le e foster. He was shot and kim bid an officer in 2018. Officers have shot and killed 17 people in vallejo in the past decade. Officer rion mcmahon tried to top him from riding a bike without a light at night. The officer said he feared for his life because foster had grabbed his flashlight. The Solano County d. A. Declined to charge the officer. Mama honey really should have been prosecuted. Reporter Attorney John Burris representing fosters family. Shot a man trying to leave in the back of the head. He created the entire environment. So for him, this is really conduct. Reporter but then interim chief did criticize mama honey for maaed mcmahon for chasing him for a minor violation. Its all a trick. Theyre trying to make it look as if theyre a responsible police agency. Theyre trying to make it look as if theyre investigating these obviously wrong shootings. Reporter the willie mccoy shooting is being investigated by a former d. A. From southern california. Officer mcmann is on paid leave. Hes what they call a cowboy cop, and unfortunately they have a whole force of these guys. Reporter now, vallejo is on the hook for 500,000 of the ronelle foster settlement. The rest will be scored by an insurance pool. In a statement, the state would only say that this settlement is not an admission of liability. Thank you, henry. Firefighters are continuing to gain ground on those fires. The czu fire in santa rosa and san mateo counties is now 56 contained. Nearly 87,000 acres have burned. This fire has killed one person and has destroyed nearly 1,000 homes. The scu complex file still burning in several counties. It is now 82 contained and has burned nearly 397,000 acres. 131 buildings have been destroyed. And in the north bay, firefighters are making progress battling the lnu likes complex fire. It has burned more than excuse me its 87 constrained has burned more than 375,000 acres. Six people have been killed, and about 1500 buildings have been destroyed. Cal fire says utility crews are working around lake berryedela very hot temperatures expected to your Labor Day Weekend. Temperatures took a notable jump today. The advisories start tomorrow and will last until monday night. Here is a look over San Francisco. You can see in that picture, you may notice the haze. That is going to continue as weve beening about, another spare the air day. With this High Pressure in place, the sinking air associated with that High Pressure. Even though air quality is improving, this type of pattern, that sinking air, could push some of that smoke a little bit closer to the ground. So we will be watching that. We have good to moderate air quality around the bay area this afternoon. Notice San Francisco is reporting moderate air quality. Santa rosa is good at the moment, shifting into the central bay. Concord looks good at the moment. And then moderate air quality from south bay down towards the santa rosa mountains. Take a look at some of these numbers. As we started out its the this morning, very similar to yesterday. By the second part of the day, 59 in brentwood. Temperatures inland, especially, really took a hike. 74 in oakland right now. 68 in San Francisco. A very mild 64 over Half Moon Bay. You go inland, and its definitely more noticeable. Inland east bay livermore, up by 11 over yesterday. San jose up by 13. I showed you at the top of the hour, those advisories will go into place tomorrow morning starting at 11 00. We still have a bit of a week onshore breeze through fairfield. The marine layer is going to be shrinking, and the fog going to bring us no relief, as it may just hover right along the coast line. Temperatures tomorrow morning in the low 50s to low 60s. In areas over antioch, a little warmer than that. We will break a few records tomorrow. Theres a look at the afternoon highs. Better details for tomorrow and sunday, which expected to be the hottest day, coming up. Thank you, rosemary. A sunnyvale man accused of using snapchat to meet underage of girls sex in what police are calling a suspected sex trafficking case. More details coming up. And coming up at 6 00, Alameda County now allowing hair salons and barbershops to open indoors. We hear from a hairdresser about the change. And a new way to beat the heat. Was where a temporary drivein Movie Theater will soon be opening here in the bay area. Today Elementary Schools in Alameda County got the to go ahead submit waivers for in person learning. The Counties Office of education will be collecting those applications and then screening them and sending them ample to the health department. So far only k through 6 grade schools will be allowed to submit waivers. They join contra costa, marin, and San Francisco in taking wavers. Mountain view police are looking for more victims in a suspected trafficking case. They believe a sunnyvale man now under arrest was using snapchat to meet young girls for sex, including a 15year old brought here from arizona. Ann rubin joins us live with more on this story. Ann . Yeah, Authorities Say there is reason to believe there might be other victims inspect fact, based on what their investigation has found so far, they say they are extremely concerned. Reporter authorities believe this man, 22yearold justin watson, is a predator, luring underage girls to the bay area for sex. His wife alerted Mountain View police. She was concerned because she had reason to believe that he had contacted an underage female, and had picked her up from arizona. Reporter as it turns out, the girl was 15. Police found her and watson at the Mountain View target. She told authorities the two met any snapchat, which led to a lot of questions. Who else was he doing that to . What else was he saying . How far was he willing to take this . Reporter a preliminary investigation found without son had allegedly had contact with a dozen others on snapchat, often posing as a 16 or 17year old himself. According to the south Bay Coalition tony human trafficking, this is why parents need to pay attention. Law enforcement is reporting they are seeing an increased use of online group techniques, and so that is of concern. Knowing who your kids are talking to and being ve their people out there that are potential exploiters, and what grooming looks likes. Authorities suspect watson may have been groom others. They hope that they others will recognize his face and come forward. We are trying to figure out how far widespread and how far how it truly fees. Watson was arrested on several charges related to unlawful sex with a minor. Anyone with information is asked to contact Mountain View police. Yeah, still looking for more victims in this case. Ann, thank you so much. Coming up, President Trump is denying a report that he called military Service Members suckers and losers. Up next, reaction from democratic president ial nominee joe biden, and well tell you about the major endorsement for the former Vice President. Plus good news on the august jobs report. It is the lowest unemployment we have had since the coronavirus pandemic hit the u. S. In march. More on this when we come back. Experience the ultimate sports hub. Where you can find games, news and highlights. All in one place, right on your tv. The xfinity sports zone. Use your voice to search every follow the teams you love. And, even get notifications with breaking news alerts and more. So youll never miss an update. With the xfinity sports zone everybody wins. Now thats simple, easy, awesome. Click, call or visit a store for details. vo i have the best job in the world. I get to remind people of their grandmothers conchitas. Give the little kids cookies. And celebrate birthdays with all our neighbors. Hopefully, well be part of this community for many, many more years. More than 175 current and former Law Enforcement officers and officials are endorsing joe biden for president , and that list includes former u. S. Attorneys, former states attorneys generals. Former sheriffs, and former police chiefs. The former head of the major citys Chiefs Association said there is no question that i would feel safer in joe bidens america. Thats a quote. The endorsements come after a number of highprofile police and Law Enforcement organizations have thrown their support behind President Trump. Meantime, new reaction from biden