Of course, give yourself a heads up now for the extra commute, especially through the overnight hours. Tomorrow for those of you returning back to work, if you look at the bottom of your screen, youll see your local neighborhood forecast. Be sure to follow us on twitter and facebook and download the app for more weather updates throughout the day. We are watching a pretty serious accident scene in Burlington County in mt. Laurel, new jersey. A tractor trailer accident where a pedestrian was actually walking down the highway and was struck because of this. 295 northbound now as a result is closed between route 70 and route 38. At least youll see some scattered Police Activity on either end of that. For right now, a big stretch of that headed northbound, of course, is closed without letting any traffic by. The new jersey turnpike could be an alternate for you, route 70. Theres not a lot of traffic in the area considering its a holiday. So, there wont be much of a rush hour. You can take back roads and drive past 295 that way and you will be just fine. This is the garden state parkway down the ed cole plaza. Not a lot of cars on the roads, or not a lot of people heading home yet. Through the toll plaza, youre dealing with construction and lane restrictions. Thats the most of it. Thank you. It is the final day of the wawa welcome america celebration. Today is the biggest day of events weve had so far. Jampacked. Weve got a parade, a party on the parkway and then the july 4th concert and the spectacular fireworks show. Lets get right to Pamela Osborn joining us live on Independence Mall with some more details. Hey, pam. Rosemary, katy, this is definitely the place to be today. Not only will mayor kenny be here to celebrate the fourth but phillys awardwinning actor leslie odom jr. Will be here kicking off with a reading of the declaration of independence. All of that is just the start. Once the ceremony is over, the parade will kick off. Thats at 11 00 this morning. There will be more than ten floats and 4,000 participants from all over the country. Theres going to be a music tribute and we caught up with some people enjoying the festivities yesterday. They say the fourth is always fun. The events on the square, its really nice. Everybody having fun. Enjoying each others company. Reporter and coming up in the next half hour, ill tell you who and what to expect next from this jampacked day here at Independence Mall. Back to you. Thanks, pamela. Thanks so much. We want to see your pictures today. If youre in on the action, tag us in those pictures or your video on instagra instagram nbcphiladelphia and use july4philly. We have it all, indepth, online coverage of the wawa welcome america concert. Just tap the nbc10 app for a complete guide to all the events today. 5 04 right now on this monday. We are following some breaking news from overnight. A 16yearold boy is dead after gunfire erupted at a barbecue in grays ferry last night. Philadelphia police say eight or nine bullets hit the house where people were outside having a holiday cookout. Nbc10s matt delucia is live at police headquarters. Tell us more about the investigation. Reporter homicide investigators have picked up the case up. Mentioned it, there, the family was having a cookout in the backyard of this home in grays ferry. Take a look at the scene. South 31st street near moore. This happened just before midnight in the alleyway behind the home. You can see from the video, a snapshot of what unfolded here. Chairs overturned and bullets all over the ground. Police tell us someone started shooting from a car. This was a driveby. Several bullets hit the house and shattered the glass on the front door. The 16yearold was the only one shot, but police on scene tell us, close to a dozen others were outside and could have been hit as well. Now, that teen was taken to c. H. O. P. And he was pronounced dead. No arrests have been made at this point. Live at police headquarters, matt delucia, nbc10 news. Tomorrow morning you will definitely want to keep the nbc10 app handy if you are riding septa. Thats because dozens of train cars are being taken off the track. This all due to safety concerns. Septa inspectors discovered dangerous cracks on many of its cars. The cracks could cause a train to derail. Septa is forced now to take 120 of its new silver liner 5 train cars offline for repairs. It could take all summer to fix the problems. That means there are going to be some issues with your commute. Tomorrows regional rails will operate on a modified saturday schedule. Septa hopes to add Additional Service during rush hour. Its 5 06 now. On this long holiday weekend, police in camden are searching for an arsonist. A series of fires has been set over the last few days in the same section of camden. You can see the charred remains of this row home along broadway. Now, Officials Say 10 of the 12 fires are considered significant in nature. Seven firefighters have suffered minor injuries fighting the fires. Police are now asking for the publics help to help track down the person who is behind this. This is happening during daytime hours. We had four incidents within a fivehour period yesterday. We had nine incidents in a sevenhour period today. Broad daylight. A lot of people out. Somebody probably saw something that was a little out of the ordinary. Theres no word on what was used to start the fires. Anyone who has any information is asked to contact the Camden CountyPolice Department tip line. We definitely dont want to use the word washout. But we should advice people to bring an umbrella because were tracking thunderstorms. Its a shame but heres a live look looking down broad street at center haul. The timing of the rain and the storms we just talked about, lets check in with first alert meteorologist erika martin. Conditions right now are thick and soupy. A live look outside. You did see that the clouds are getting thick quickly. Thats because we do have that southwesterly component. Wider perspective, that low pressure system very active, getting very strong. Associated warm front bringing everything northeastward. Seeing some green being reflected. Notice were seeing the thicker clouds, saying we have the spotty showers. I dont expect it to be a washout, not at all. Scattered showers at best. By later this afternoon and into the evening hours, i expect rounds of heavier downpours after 8 00, 9 00 p. M. Wind speeds out of the southwest and mild. Theyre mild right now but they pick up a bit. That tells me this warm front is going to pick up steam as they move northeast ward. Yes, those showers are due here soon enough. Tickets in the 50s and 60s. Warmer in wilmington, dover. A pair of sixes in Atlantic City. Right now the temperatures are mild but humidity on the rise, dew point in the 60s and humid currently at 95 . At 11 00 a. M. , temperatures in the mid to upper 70s. I already have the threat of spotty showers here at 5 00 p. M. I do think those heavier downpours will get here a little earlier. We also have the threat of some isolated thunderstorms. So, be sure that you download the app and follow us on social media for more updates, futurekatrina getting this into motion. Notice how quickly this all fills in. Very important because this means we do have those heavier showers on the way with isolated thunderstorms. Notice here, 7 30 p. M. , even though we see a break, thats one of a series of lows moving off shore. An active day in the forecast. Especially for the second half of the day. Coming up in my tenday forecast, well talk about the next big weather story. That happens to be the threat of a heat wave by the middle to end of the week. Jessica, back to you. Well take it from here. Thank you. Well see you shortly. Jessica boyington is joining us. Theres a serious crash on 295 in new jersey that could affect your plans 23 youre going to or from the shore this morning. Fill us in on whats happening. We have a major road closure in place. Thats over in mt. Laurel. Thats because a tractor trailer struck a pedestrian walking down the highway. When Something Like this occurs, there typically is an accident investigation under way as well. Its on 295 north bown, which is closed for a stretch between route 70 and route 38 right now. Prepared to be diverted around the scene. They have police stations around a bunch of them so you cannot access the highway right now. 95 southbound is open. New jersey turnpike is open around the area. Route 7 could be another alternate for you. For now, expect them to be there for quite some time. Check back with us. Also wawa welcome america festival preparations under way resulting in closures. Ben franklin parkway eastbound is closed between art museum and 20th street. Well have more updates when i come back. Ten minutes past 5 00 on this fourth of july. President ial hopeful Hillary Clinton is coming to town. Shell be talking to voters in both new jersey and pennsylvania. Well tell you exactly when and where shell be campaigning. The popular casino thats been shut down in Atlantic City will reopen very soon, but not as a casino. Coming up, the new plans for the showboat if you want to soar along the highest, longest and fastest zipline in north america, theres only one place to do it. And thats not the only thing you can only find in new york state. Its all in the catskills. Only in new york. New york. Its all here. Its only here. Plan your Summer Vacation at iloveny. Com. 5 13 right now on this monday. Old glory waving there. We have a breeze out in center city. The sun starting to come up. Not looking bad at the moment. About of degrees outside the nbc10 studios. But we are tracking the possibility of some rain and storms later on. Meteorologist erika martin will be back in minutes with your neighborhood forecast. Today, of course, is americas 240th birthday. Thats right. Here are some fun facts about the holiday born right here in philadelphia. The United States was created 240 years ago, as rosemary just said. The day when the Founding Fathers signed the declaration of independence. The American Household will spend more than 71 on food and celebrations. When it comes to traditional hot dogs, americans will eat 150 million of them. And 64 of the country will be going to a july 4th barbecue or picnic today. Philadelphias Independence Hall is where america got its start on this day back in 1776. Thousands of people kept the celebration going there just yesterday. Take a listen this is my country if that doesnt give you chills when you hear that patriotic music, i dont know what will. The eve of our nations birthday, yesterday, featured the philly pop. Thousands of people filled the mall to take in patriotic music and singing. Later in the day crowds enjoyed Historic Block Party on Independence Mall. Fans entertained for seven straight hours. There were food trucks there, offering plenty of taste for the holidays, ice cream, everyone was enjoying just about every minute of it. Great. I enjoy it very much. This is where it all began. This is the birthplace of liberty. Thats what were celebrating. We were so fortunate to live in this city, first of all. To be born and raised. And to live around all this history was amazing. The wawa welcome america reaches its crescendo today, the fourth of july. A lot happening. Of course, we have the parade, we have the concert and the fireworks. Septa will help you get to and from this evenings concert on the ben franklin parkway. Extra trains and trolleys are running with additional Late Night Service after the fireworks. The timing of all that, 5 00 for the concert, 10 00 for the fireworks. We have more information right now on the nbc10 app. From photo galleries to videos to information on the performers, indepth, online coverage of the wawa welcome america concert. Just go to the nbc10 app or nbc. Com for your complete guide. A lot to talk about today, the weather, but traffic has been a big story since weve been on the air with a bad crash at 295. Jessica boyington joins us with updated information. Thanks. Yeah, were updating you on this scene in Burlington County. In mt. Laurel, new jersey, where theres a tractor trailer accident where a pedestrian was actually walking up the highway on the northbound side of 295 and was struck. Now theres an accident investigation under way. Those typically last for quite some time. Unfortunately, because of this, 295 headed northbound is closed. Thats around the route 73 area, but definitely watch in between route 70 and route 38 for some residual closures, delays and Police Activity in the area as well. Right now, you can see a little delays because of that closure. Now, additionally, we are in on a holiday, of course, so theres not a lot of traffic in the area. We typically on holidays like this skip over what would normally be our rush hour. The new jersey turnpike is a great alternate. Back roads are a great alternate. Also, you can take route 70 to get around as well. The schuylkill expressway, no problems or delays in either direction. 13 minutes eastbound into center city, the blue route to vine street expressway. Ill have more updates for you when i come back. At 5 17 on this fourth of july, heres a live look toward the cape may marina. The sun coming up looks gorgeous out there. Its fun y over the past few days weve had skylines like this. Ive seen a couple posts online of people saying, these are our own natural fireworks in the sky. Good point. Its beautiful as the sun is coming up right now. Sadly, its not going to be the best beach day, as we look into the later hours. First alert meteorologist erika martin has your first alert neighborhood forecast for us. Hi, erika. Hi. We do have a gorgeous start to the day. That really has been the story. Lets take advantage of that at least for the next couple of hours because we do have clouds developing quickly from the southwest to northeast. Live look over philadelphia. Notice how thick and soupy those clouds are right now. Temperatures are mainly in the 60s. A cooler start to the day. In fact, were only going to top out in the 70s. Notice the southerly wind right now. Initially we saw southwest. That tells me we have clouds and moisture developing quickly. We do get warmer temperatures by wednesday into thursday and friday. In fact, there are a threat of a heat wave by later this week. Otherwise, Doppler Radar picking up on plenty of clouds. All of this green denoting we do have some showers on the way. You can see some yellow pockets there and some red moving across parts of the carolinas. Also moving through parts of the tennessee valley. Again, everything moving from west to east. Right around washington, philadelphia, were seeing light rains. Not making it to the ground, not yet. Scattered best throughout the daytime hours. I would say until 1 00 p. M. Then we see an increase in the dwomgt of this these systems as the low pressure system picks up steam and the warm front does as well. Lows in the overnight hours, well keep it in the 60s and sevens. A warm day on tap due to the fact we have that southwesterly flow. If you notice, its muggy right now. Thats because we have those dew points on the rise so humidity currently in the mid90s. A warm day rather, a humid day. Futurecast as we get this into motion, you can see the clouds developing quickly. The story is, when can we expect these showers throughout date . Im stalk being those showers picking up by the afternoon hours with steadier downpours later this afternoon later this evening through the overnight hours. Id say after. 00, 8 00 p. M. , get ready for rounds of rain, pockets of heavier downpours and the National Weather service has already issued a hazardous weather outlook. Thats to say there is the potential for some localize the flooding and a Flash Flood Watch possibly. If you look at the bottom of your screen, of course, you will see your local neighborhood forecast. You can always follow us on twitter and on facebook for more updates. While we have more information coming up a little bit. Its all about the timing of this. We do know we need better conditions for the evening hours for these fireworks. Unfortunately, ladies, it looks like thats when were getting this steadier, heavier downpours with the really thick clouds. It could be an issue as far as visibility is concerned. So many of these shows are dependent on that forecast. On you, right, and our daytime forecast. Right. I try to be a little more optimistic about it. That was our discussion earlier. Its really tough because i certainly want to have everybody updated and id also like to add that it looks like we do have developing fog. Any time you get a warm front, thats another issue. Even if people make it to the event, getting back home, take your time driving. Dont turn on those high beams. Keep it nice and slow. Give yourself extra time. For everybody returning to work tomorrow, a washout early tomorrow morning. Rain jackets, umbrellas youre full of good news this morning. So handy. Thanks, erika. Well, today would be a great day to have the nbc10 app on your phone. You can track the hour by hour forecast. Click the dropdown menu in the top left corner and click on weather there. You can watch the enter active radar, get push alerts when rain is coming your way. It is coming your way, unfortunately, according to erika. A rude awakening for Lehigh Valley man who woke up to find a pair of intruders in his house. But he fought back. Hear how he defended himself from two masked men with a machete. Coming up later, police swarm central park after an explosion yesterday. Well tell you what officers think caused it. We have new information about one mans injuries. Welcome back. A live look at river rink at penns landing. Unfortunately, weather will affect your fourth of july plans as we head into the rest of the day. For timing and what you can expect in your area, first alert meteorologist erika martin joins us in a few minutes. Nbc10 is once again home to the macys fourth of July Fireworks specials at 8 00 a. M. They take more than a month to plan and more than a week to set up. They have been busy preparing the five barges in new yorks east river using 50 miles of cabling. It also takes a crew of about 50 people to execute tonights show. Go to the nbc10 app or nbc10. Com. We have the fireworks broken down neighborhood by neighborhood so you can find the closest one to your area. Now to our decision 2016 coverage. Hillary clinton is expected to target donald trump when she campaigns in Atlantic City on wednesday. Politicos say clinton will hit trump hard in the casino town, including three bankruptcies. On friday shell be stumping with joe biden in scranton. Biden was born there. Clintons father was also raised there. Were now just three weeks away from the start of the Democratic National convention in philadelphia on july 25th. You can count on nbc10 news for complete coverage of the dnc. Im meteorologist erika martin and im tracking a potential for rain during the fireworks. Heres jessica with weather. 295 northbound closed between 70 and 38. More details when i come back at 5 30. Todays the final day of wawa welcome america. We want you to Come Celebrate with us. A live look right now at the parkway as crews are busy working, getting lastminute preparations under way. We have everything you need to know about todays festivities coming up. Also breaking news from overnight. A tragic turn during a family holiday cookout. A teenager is shot and killed in a driveby shooting as he and relatives celebrated the fourth. Coming up, well tell you what police know about the crime at this early hour. Breaking from overnight. Police have been siflting through a crime scene in philadelphia after a teenager was shot and killed at a family holiday cookout. A live report is coming up. And the finale of wawa welcome america is happening today from party on the parkway to the parade to tonights fireworks. Nbc10 has you covered. A lot going on tonight. You know what that means. You definitely want to pay close attention to our first alert neighborhood forecast. All looks pretty good right