We will get a weak sea breeze today, but an excessive heat warning throughout the day today into 9 00 monday night from upper 90s to about 110. Where you see the red shading there and where the orange is, thats the heat advisory. 11 00 today through the same time period monday night heat illnesses are possible even at the coast. The spare the air alert today. North bay and inland east bay moderate air quality for your sunday. Right now were in that moderate category except for santa rosa, good air quality there. The winds are very light right now, theyll get gusty as we get into the end of the Holiday Weekend. 9 00, 7 o0s and 80s. Mid70s San Francisco. It will be nice at the coast, but you heard about some of the local closures there. By 5 00 it is oppressive heat in our inland valleys, and were looking at just a little bit of relief along the coast tonight. Well talk about how long the heat wave lasts and a red flag warning that goes into effect labor day evening coming up. All right, lisa, thank you. And we do have a live air quality tracker on our website so you can see at a glance what the conditions are like outside. You can find that on abc7news. Com and on the abc 7 news app. And the extreme heat could strain the states power grid. Thats why theres a flex alert and a possibility of more rolling black outs. Utility Companies Like pg e will focus on conservation during peak hours from 3 00 to 9 00 p. M. Starting today. The statewide flex alert goes through labor day on monday. And this morning an urgent warning from Bay Area Health officials. Celebrate the Labor Day Weekend responsibly or else face a new spike in coronavirus cases. Temperatures in some areas are expected to hit triple digits. Abc 7 reporter luz pena has more. Reporter record breaking temperatures are projected to hit the bay area this weekend. Its going to be 107 tomorrow is what my phone told me. Reporter sunday is expected to be the hottest day with temperatures reaching up to 116 degrees. Decrease the amount of time well be able to spend outside because of the air quality, so were taking our chance tonight to get in our last little bit of outside time before it heats up. Reporter and a combination of that heat plus the Holiday Weekend is exactly what medical experts are highly concerned about, pointing to a possible spike of covid19 cases. A lot ofinoses and mouths are going to get together without masks on. Reporter the perfect formula for a Coronavirus Spread that can bring us back to square one. Dr. Peter says its not about the venue but our behavior. It doesnt really matter if youre outdoors in the sun with 20 of your closest friends that you havent seen in three or four months as opposed to being indoors, which is thought of as being riskier, but youre with two other people who youve been with in your pod for the last four weeks. Reporter this Health Department says theyre ready with seven cooling centers for this weekend. Theyre not taking any chances. Therell be a brief screening, and then once they come in well have them socially distance, so well have seating thats 6 feet apart. To prevent Power OutagesCalifornia Power grid operators are asking residents to conserve electricity by cooling homes in the morning and keeping the ac to 78 degrees for the rest of the day. Luz pena, abc 7 news. And the intense heat this Labor Day Weekend has prompted cities across the bayair to open cooling centers. In Santa Clara County centers will open today at the cupertino senior center. Mountain View Community center, and the sun sunnyvale. Social distancing protocols will be observed at all centers, and they will stay open through monday. This weekends heat wave is expected to push inland temperatures well into the 100s, and that does mean lots of people will be heading to the beach or at least attempting to. Be warned because of the pandemic many beaches are closed for the Holiday Weekend. In marin county visitors are not allowed at point rays national seashore. Lake berryessa is closed in napa county due to the wildfires. Pacifica will close all of its beaches starting this morning. But as abc 7 News Reporter stephanie sierra found, the closures dont seem to be stopping the crowds. Reporter conflicting messages between two coastal cities a mere mile apart. I think the whole thing has been confusing. I guess confusing. Pacifica has closed a lot over weekends recently, and then i get the closures because of the fire evacuations and all that, but it gets confusing. Reporter see, surfs up in pacifica for now, but it wont stay that way for Labor Day Weekend. All four of the citys beaches will be closed. We are encouraging people to just stay home this Labor Day Weekend. Reporter Pacifica Police captain bill glasgow explains there will be enforcement but theyre hoping for voluntary compliance. Well have officers monitoring the beach and have additional pier and park rangers augmenting our efforts and discouraging people from coming on the beach. Reporter yet just a mile up the road anyone can ride the tide in Half Moon Bay. The sandy beaches will all be open. Im now hearing the other beaches are going to be open. Its confusing. I would have thought all the beaches would have been closed at the same timer. Reporter if you andy it doesnt make sense. Im as concerned as probable all the northern californians are with whats happening with covid. Reporter Half Moon Bays city manager says the city doesnt have the authority to close all the beaches as some are outside the citys jurisdiction. But locals are hoping people follow the rules. Theres covid. We cant go outside, go to the beaches and go to the parks and i feel like its been consistently packed every weekend. Reporter stephanie sierra, abc 7 news. So which bay area beaches and which will be closed for the Holiday Weekend, we have that complete list on our website abc7news. Com. In the north bay its a similar message at beaches and towns along the Russian River, please stay away. That didnt stop people, those, from trying to beat the heat yesterday. Officials worry beach goers may not socially distance this weekend. They also have another concern. Labor day weekend arrived just as residents returned to parts of Sonoma County that had been evacuated due to the walbridge fire. We love our visitors, but for folks trying to drive here from the bay area id say please consider during the weekend or on another weekend. Big crowds went to the Russian River over memorial day weekend, and now locals worry about a repeat performance. Speak of those fires, firefighters do continue to make progress against the three biggest fires burning in northern california. The scu complex has burned merely 397,000 acres. In the north bay the lnu complex has charred more than 375,000 acres. Its 87 contained. And the Santa Cruz Mountains the czu complex has burned more than 86,000 acres. Its more than 50 contained. More than 6,300 people were allowed back into their homes. Take a look at this interactive map created by cal fire. Residents can find out which zone they live in and whether they can return back home. The red indicates areas still under evacuation orders. The green indicates repopulation zones. Heres abc 7 reporter amanda del c castillo with details on this return. Reporter evacuation orders reduced to warnings on friday. We got home this afternoon. Weve been a motel for 16 days now. Reporter like many Boulder Creek rez kpnt kathleen had two hour tuesday evacuate. After 20 years of living in the mountains she says theres little fear as shes learned to put her trust in first responders. I knew people were working and they would save our house. Reporter residents thanking the unofficial fire crews. But of course not everyones home was spared. Sky 7 captured the widespread devastation. The Sheriffs Office confirming the fire has already torched more than 1,400 structures across santa cruz county, warning if residents return to earn safe conditions, continue to keep away. Green means you can fully occupy, its 100 okay. A red tag is a do not enter. A yellow tag is a partial occupy, and there will be instructions with those yellow tags to tell you which area you can occupy or even enter for that matter. Reporter for the First Time Since evacuating wild roots in Boulder Creek opened its doors to help those repopulating replenish. We are fully prepared for the rush and we welcome the rush because that means our community is coming back together. Reporter fully stocked with essential goods and dpalens of water to get residents through the do not drink, do not boil notice. Its okay we have to reflengs our food. Reporter one of 6,300 people able to return home, more than 1,800 still evacuated. In the south bay im amanda del castillo, abc 7 news. We have the latest on our website. Just head to abc7news. Com. All right, lisa, its going to be a pretty tough weekend for a lot of us. It is, liz. And once the temperatures begin to cool were going to have the offshore winds to deal with. So right now it is nice out there, and live look outside across the city where temperatures are comfortably cool in the upper 50s. Were going to go just around 840 today downtown with a weak sea breeze. No fog, though. Just wait, the heat builds throughout the Holiday Weekend. My accuweather seven day forecast is next. Also ahead some relief for San Francisco residents during this pandemic. How one agency is giving thousands a discount through the end of the year. The fires in the wine country may be easing up for now, but the trouble is just Getting Started for the Grape Growers and the wine makers. How smoke tapt could affect this my only job is to take great care of my patients. . Im empowered to do whats right for you. Our digital records mean your medical history is in one place, so i can give you great care. Your primary care doctor, your specialists. Its great we all Work Together as one team. Our integrated approach to health care helps my patients live longer, healthier lives. I dont just practice here, im a patient, too. I wouldnt trust my familys health care to anyone else. San Francisco Mayor london breed came to the defense of House SpeakerNancy Pelosis visit to a union street salon. Pelosi is facing backlash for her indoor visit to a salon on wednesday against the citys health order. Mayor london breed says shes doing important work in washington and its time to move on from the controversy. To allow an issue like this to turn our city upside down when weve got folks homeless, people who cant open their business including these salons, i understand. So why not just apologize . Not you let me be clear. I can be responsible for my behavior. I cant tell other people what to do. President trump said during a Campaign Event in pennsylvania pelosi should have apologized for the salon visit. Pelosi called the episode a setup. In San Francisco a discount on water, sewer and electric bills has been extended through the end of 2020. The San FranciscoPublic Utilities commission announced the extension on friday. It was set to expire yesterday but that is no longer the case. The Program Provides residential customers with up to 35 off utility bills. It was designed to help people struggling to pay their bills during the pandemic. So far more than 6,000 residents have signed up for this program. In the north bay the slowing spread of covid19 in marin county means it will move down a notch next week on the States Coronavirus ranking. That will allow more businesses to reopen and possibly schools later this schools may reopen for in Person Instruction later this month if the county can stay in the lower risk tier for two consecutive weeks. And in the north bay its not just the pandemic and the danger of wildfires, wine country is facing what could be a serious financial disaster from smoke taint. Vineyards in sonoma and napa counties could lose all their grapes. Abc 7 News Reporter kate larson explains. We have a fire to the west of us, fire to the north of us and east of us. Reporter so no matter which way the wind blows smoke has been drifting into petaluma and mack luvoy ranch for weeks. Best known for their olives they do also grow wine grapes. These grapes here already have trace levels of smoke taint and they have another 5 weeks or so to go before harvest. Reporter Samantha Dorsey is president of maclavoy ranch. California fires often strike later in fall after the grape harvest which is at its height in august and september. Having a fire this early affects that much more of the crop. Reporter Grape Growers are frantically sending grapes to be analyzed for smoke which can make wine taste sour or bitter. The founder of ets labs tells me theyre working 24 7 to process all the grapes. Their website reports a 2 to 5 week backlog. This week, though, results have started to come in. These are the pinot noir grapes, they dont smell like smoke and they dont taste like smoke and yet this entire vineyard has tested positive for smoke taint. So none of these grapes will be harvested this year for wine, and instead theyll be left to rot on the ground. Its devastating because its an entire years worth of work. Reporter tony manages 3,000 acres in sonoma and napa counties with atlas vineyard management. He hopes to harvest 80 of their clients grapes. This a lot of acres in both counties that are, you know, untouched by the smoke. Reporter time will tell when he and others test more grapes in the fall. Kate larson, abc 7 news. And there wont be parades or a festival, but organizers of carnival San Francisco still have big plans for the event rescheduled for this weekend. Theyre holding a twoday Community Resource event to help the Latino Community which has been disproportionately hit by the pandemic. Staffers from the department of Public Health will conduct free covid tests and a job and health fair. The event takes place today and tomorrow at John Oconnell high school between 18th and 20th streets. And we just cant say it enough, lisa, if folks are going to be going to things like that bring water, bring sunscreen. Its going to be hot. Try to find some shade. Stay out of the sun. Certainly the risk of heat related illnesses, heatstroke a definite possibility not only today but as the heat builds into your sunday. Labor day looking pretty toasty as well. Could get a little bit more of a breeze at the coast, but as we cool down its going to be due to a wind shift, and unfortunately that wind is coming from the wrong direction. Its an offshore wind as we get into monday night. So weve got a prolonged period of excessive heat, high fire danger coming our way starting today. You notice the absence of fog. We widen the view, and there just isnt anything out there. Well be looking at this ridge of High Pressure dominating our weather. All of california and much of the west coast through today and tomorrow, and then by monday an area of low pressure which usually is associated with cooler air, and it is. Well dive over the high, and as it sets up to the east of us thats going to bring us the offshore flow, the windy conditions we all know so well come september and october that is going to further dry out the atmosphere. So fire danger is high and will be critical as we get into monday night, into tuesday and early wednesday morning for the hills of the north bay and east bay, relative humidity will plummet and were looking at those northeast winds, up to 25 miles an hour. Right now 60 in oakland, 63 in hayward, so thats pretty good, isnt it . How about that 48 in Half Moon Bay . Heres a live creek. Air quality moderate right now. And looking at mt. Tam where you can see the haze there and the clear conditions, somewhat clear. 53 santa rosa, 55 in novato. Good morning to you fairfield with 62 in concord, livermore in the low 60s. Oo look at our 24hour pechlture change and were anywhere from 3 to 4 degrees warmer. That 9 degree drop up in novato and Half Moon Bay. Going to 88 today. Dangerous heat wave this weekend, record temperature, spare the air alert and gusty winds with high fire danger arriving next week. Heres another look at the heat wave, the Dangerous Levels of heat anywhere from 110 degrees to the low 100s where it is red and the heat advisory right along the coast. So current p. M. Levels here 2. 5, anywhere from moderate throughout most of the bay. We were a little bit better up to the north in santa rosa, but this will be fluctuating. So were looking at the entire west coast in successive record breaking. So its going to be a tough go as we get into your sunday and monday. Overnight lows will drop off a little bit, but with