Mid60s pacifica and oakland upper 70s, the rest of the bay in the upper 80s. This is a warmer day of the weekend. Well forecast a cooler day tomorrow, pinpointing your afternoon temperatures and a cooler week coming up. Matt . Thanks, lisa. Investigators are searching for a possible arsonist after two fires were set in narvado. Katie marzullo has the story. We hike up here all the time. Its our favorite. Its so close to our house. Reporter theyre saddenned to see this chunk of land, smoke still heavy in the air. They were careful to keep the flames to an eighth of an acre. There is definitely a lot of fuel to if they didnt put it out in time, this whole area could be lit up. Reporter not six minutes later, firefighters had a second fire on their hands at nearby ohare park. Police say both fires are suspicious, possibly the work of an arsonist. Only a few months ago, someone was intentionally starting fires in the north bay, and that person is still on the loose. In june 16 acres burned. In terra linda, 50 homes had to be evacuated. In may, someone started 11 separate grass fires, two more in homes in nevado. Now nevado has been hit twice. Police have added extra patrols in the area and neighbors have to do more to do their part. We have to be more watchful. Maybe someone has seen something and will come forward. If you know anything about these fires, youre asked to call the nevado police department. Developing news out of Southern California where dozens of homes had to be evacuated due to a rapidly moving brush fire. The silverado fire started in the Cleveland National forest in Orange County at 10 30 yesterday morning. It has charred more than 1600 acres. Fires being fueled by dry brush and steep, hardtoreach terrain. A state trooper is dead and another injured after a shooting at a Police Barracks in northeastern pennsylvania. The shooting happened late last night in Blooming Grove township in pike county. Helicopters, swat teams and state police from new jersey and new york are aiding in the search for the suspect. Investigators say the shooting happened during a shift change and it appears targeted at state police. New details this morning about a Police Shooting in San Francisco earlier this year. The San Francisco medical Examiners Office has released a full autopsy report for alex nieto. It says nieto suffered as many as 15 gunshot wounds from 10 bullets. Nieto had brandished and fired a taser at them. His body did not any signs of any prescription antibiotics prescribed to him. He had odd behavior, including a psychiatric hold three years ago for attempting to burn his parents house down. Friends are calling for justice, beginning with a federal investigation. A strange story on the peninsula. Someone is posing as a cop and hassling teenagers. Heres a sketch from the real police of the guy theyre looking for. He has a car with flashing lights and a fake badge. Abc 7 News Reporter sergio cantano has details. Reporter police say this man pulled up on two teenage bicyclists and started shouting at them through a vehicle loud speaker. They split ways and the car continued following one of the kids around a corner. And eventually the kid pulled over thinking maybe this is an Undercover Police officer. Reporter according to police, the unmarked car had what looked like blinking Police Lights installed, and the driver showed the teenage rider what looked like a police badge. It had silver, some kind of coloration to it. And then the subject pulled what appeared to be a black stun gun or a handgun. Reporter one parent who didnt want us to use her name says shes concerned about the trust that might be violated. Kids are pretty ruleoriented, so if somebody of Authority Stops them on the street, theyre not going to know this is not an official cop. Reporter i talked tie residere to a resident who said she saw a car with blinking lights right outside her house where the detective said this went down. She said she will tell her kids exactly what police are advising. If youre at all concerned or not sure, dont stop. Tell them you want to be with an adult. Reporter Palo Alto Police are looking to see if this man might work for them. A new scare for residents on the peninsula, another Mountain Lion sighting just north of where a sixyearold boy was mauled by a big cat on sunday. Take a look. The latest Mountain Lion was seen on devonshire boulevard last night. What you dont see in this photo is how close the Mountain Lion is to homes. Sightings are not rare, but its leaving residents uneasy. I knew there were Mountain Lions over here, but i saw one and it was kind of scary. Since the attack in cupertino last sunday, there have been two more sightings on the west peninsula. Wildlifo fishlz have also confirmed that the Mountain Lion they caught and killed this week is the one that attacked the sixyearold. The open space preserve will reopen today. Theyve been closed since the attack. Authorities are searching the california coast for a sailboat that may have carried a boy believed to be abducted by his father. They left a port in seattle on august 28. Billy was expected to return to his mother in pennsylvania on september 4, but neither he nor his father, jeffrey hansen, have been seen since. This is the 1976 sailboat theyre believed to be on. Its called the drako and has a sixinch red stripe on its side. This morning nfl running back Adrian Peterson is out on bail after turning himself in to texas authorities last night. Peterson was indicted by a grand jury yesterday on charges of reckless or negligent injury to a child. He posted 15,000 bail after being booked in a Montgomery County jail and was released about 30 minutes later. Peterson told police he spanked his sixyearold son with what he called a switch, which is a tree branch. His Attorney Says peterson is a loving father who uses discipline with his son. Peterson says he uses the same discipline with his son that he experienced as a child growing up. He says he never intended to harm his son and deeply regrets the unintentional injury. The vikings have deactivated peterson for tomorrows game. The arraignment for ray mcdonald was postponed for monday. The San Jose DistrictAttorneys Office said mcdonalds arraignment is delayed because police havent finished their investigation. He played in last weeks game against dallas and is expected to play in tomorrows home opener. Happening today, the San Francisco 49ers will have the opportunity to test the field at levis stadium since its been resodded. Sky 7 hd was overhead yesterday as workers put the finishing touches on the field. It has been resodded twice since coach jim harbaugh was forced to cancel practice after players slipped on grass during the preseason. The 49ers will host the Chicago Bears tomorrow night. It will be the first time the stadium is used for an nfl regular season game. The 49ers have an elaborate pregame ceremony planned for tomorrow. The team says the facility, grass and traffic plan have all been improved and are ready to go. People who live in neighborhoods near the stadium say theyre ready and hope things dont get out of hand. Those attending the games arent supposed to park in the neighborhoods, but during the preseason events, they still found their way in, littering and urinating along the way. We just want people to be more conscious about our residential areas and just being courteous. Those thousands of fans who will flood santa clara tomorrow will drop some serious cash, be part of 49ers history. At the box office yesterday, standing room only tickets in the end zone sold for 400. We went on line and the cheapest ticket we found was 430 in the very top row. It looks like the weather will be pretty nice. Maybe a little warm for the game tomorrow night. Everybody is realizing how warm it gets there, especially in an afternoon where temperatures are above average. Another hot one on the way. Changes are arriving today. Right now our clouds have moved across the bay entering berkeley this morning. Still 58 downtown, so they are in and around the bay with high clouds in the mix, and that will allow for very little change in terms of the warmth today. But the cooldown is on the way, and its going to be here for the weekend. Ill explain, coming up. Also next, the family of former Vice President ial candidate sarah palin booted from a party after they got into a wild fist throw and freeforall. What triggered the brawl. A bay area teenager forgoes standard vacations to help kids so why do they often act so naughty . Grrr. Ooh its time to tame the shoe with dreamwalk ultraslim insoles. Grrr. So you can wear the shoes youre in the mood for. Without them changing your mood. Dreamwalk by dr. Scholls. A broader mix of energies, world needs to move, to keep warm, to make clay piggies. Thats why we are supplying natural gas, to generate cleaner electricity, that has around 50 fewer co2 emissions than coal. Lets broaden the Worlds Energy mix, lets go. Details are stilley merging about a bloody brawl involving former Vice President ial candidate sarah palin and her family at a large house party last weekend. The family attended the event in anchorage are husband todd, kids bristol, willow and track. The family was asked to leave the party after track palin allegedly attacked another guest who had previously dated his younger sister willow. A witness who saw the fight said Bristol Palin joined in and punched the partys host several times. I heard sarah palin scream out, you know who we are, dont you . It was like we were on a Jerry Springer episode. Reporter sarah palin confirmed they were at the party but stopped short of saying what role they had in the incident. A teen had a bear island vacation. Heres the story of how her vacation changed an island. Reporter 16yearold Hannah Richardson has traveled the world. She has options in life. But when she ventured to nicaraguas koran island, her view has changed. I found out a little girl had drowned there in the ocean. Reporter hannah also found out few children on this impoverished island dont know how to swim. Parents dont know how to swim, so theyre not going to teach their kids. Theyre all afraid of it. Reporter the next year hannah collected 120 swimsuits, created a program and went back to the island to teach children how to swim. I was expecting 20 or 30, and when i got there, there was Something Like 80 kids there. Reporter for ten days straight, hannah, who is a certified lifeguard, taught and tested each child. All of them passed. Hannah was showered with love and thanks. I dont need to be paid in order to be satisfied. It was great to have people come up to me and say that to me, and it just warmed my heart. Ive always tried to teach my children that its not about going to church and sitting there every sunday. Its about living a good life, helping people, being kind to people. Reporter hannahs kindness has caught on. Other vacationers have decided to continue their swim lessons on koran island and hannah will return there in december to teach again. In brentwood, alan wong, abc 7 news. Apple says it had record demand for its new iphone and some of those people who tried to preorder it yesterday morning found it extremely frustrating. Laura anthony has more. Reporter the frustration for iphone 6 buyers showed up early on twitter. Jeremy horowitz wrote, its 12 00 a. M. Pacific. Which means the guy who is supposed to open the apple store has a dead apple watch battery. People who stayed up late to preorder might have been greeted by this, or some other clear indication that the apple site and others associated with the new iphone were overwhelmed. Leslie covers apple for San Franciscobased cnet. It seemed like there was a gigantic amount of demand, and apple and a couple carriers werent quite drid ready to han the load they got in the middle of the night. Reporter young alex wants to get an iphone 6. But when it comes to preordering, he has his limits. Reporter so if you had to wait an hour, is that worth it . Yes. Reporter two hours . No. Reporter an apple spokeswoman was able to say thats why the site was busy short of saying it crashed. She said the response has been incredible with a Record Number of preorders overnight. The site was processing orders just fine later in the morning. I didnt have any trouble. I woke up at 9 00 a. M. Before work and i just went on apple. Com and preordered. I didnt have any issues. Reporter then there were those who got on line before midnight. I think i was actually able to do everything at 11 59 and cashd out and everything. Reporter the apple iphone 6 is Still Available on line, but preorders for the iphone 6plus are already sold out. Iphone 6 will be in stores september 19. Beginning in december, bart will offer overnight bus service between San Francisco and its busiest east bay stations. Bart is in talks with ac transit to operate the service. Bart has said buses are the best they can do for Early Morning riders. Track maintenance wont allow for 24hour Train Service like in other cities. Google is planning to test prototypes of its selfdriving car close to home. Our media partner, the san jose measuri mercury news reports they will turn a track into a test driving program. Since moffit field is owned by the federal government, they do not need to worry about regulations that require cars have working brakes just in case the technology fails. Organizers of the annual event of the five and a half hour comedy fest plan to hold a tribute to robin williams. Robin williams took part in the first comedy day three years ago. Some of the headliners include Margaret Durst and margaret cho. It could affect gps signals, Radio Communications and more technology through monday. It could also have another effect. Some californians may be able to see the northern lights. Accuweather. Com says the northern borealis will be visible from california near the oregon border. So if youre up for a drive this weekend, you might want to check that out. Normally you have to drive to alaska for that, so thats pretty cool. Were nearly a week away from fall, so we have that going for us and another nice day for today. Subtle changes allowing for that tomorrow. Sun coming up at 6 50, sets at 7 20. Thats 12 hours and 30 minutes of daylight. Those longer nights in line for cooler numbers in the north bay, in the 50s. Elsewhere its in the 60s particularly over in livermore. Some high clouds in the mix. Temperatures are well into the 70s. So a little bit of high cloudiness and the sunrise making for a nice dramatic sky here. Looking at mt. Diablo where temperatures range to 68 downtown. Morgan hill typically one of the cooler locations, and it is this morning at 56 degrees. But overall, everyone is a few degrees warmer than we were yesterday at this time due to all the warmth we had. But even with the longer nights, still retaining that warmth for now and into the afternoon, certainly with hot temperatures inland again. 62 by the delta, partly loud i skies there. Livermore the warm spot at 65. Clear sky and you see that 52 in napa. High clouds and fog this morning. Inland heat eases just a bit but still numbers well above average. About eight degrees above average inland. For more upper 90s, especially out at the delta, a cooler pattern gets under way next week, but its going to start tomorrow with that sea breeze kicking up. The range was about 43 degrees yesterday from our coast to our inland valleys, and today not quite as dramatic, but High Pressure still in control, and that allows for another warm day today but not quite as warm. The heat extends all the way into Southern California, so with the dry conditions, the thicker marine layer could help us out, but its going to take some time and we will get into a breeze later on today. But for army at stanford, watch out. Its going to be a warm one and a good game with upper 70s at 2 00. 5 5 30, 82 degrees and taking you over to oakland tomorrow. It will be a very pleasant mid70s. Low 70s at 4 00. Plenty of sunshine once again as the texans come to town. In the south bay today, more warmth and some high clouds. 86 san jose, 92 in las gatos. You can see the high clouds but still quite warm on the peninsula. 83 in redmond city. Up in north bay it will be a warm one from petaluma to c calistoga at 90. 82 in union city and inland more upper 90s. 95 in pleasant and 98 in livermore. Heres the accuweather forecast. Today just a few degrees shy of yesterdays readings. And tomorrow well see the heat recede. The coast stays in the 60s. The cooler pattern with mild to warm conditions right through tuesday, a few more clouds on wednesday and thursday and your temperature is average for this time of year. So keep track of your community by keeping an eye on bayarea on twitter. Well, next another frozen spinoff. Why disney world is saying let it go to a cla dan harris joins us now from new york to tell us whats coming up at 7 00 on good morning america. Coming up on gma, breaking news in california. A wildfire forcing people out of their homes. Were live on the scene there. This with the country dealing with record temperatures, and our meteorologist will have the forecast. Also breaking, new development in the case of the star running back Adrian Peterson. The running back in a Domestic Violence scandal. He