today, boston police arrested 22-year-old aaron almeida on a murder charge. reid: skyline on this saturday evening, the last saturday in august. preparing to turn the page on yet another calendar month. >> what a beautiful day, not that much cooler than yesterday, but the humidity was down. normal high temperatures, about 78 degrees. you can't find a cloud. they may give us a little round late tomorrow night. the timing of that will be after midnight, it looks like. a little bit of a sea breeze kicking in all the way to 490 five. outside of that, temperatures well into the 80's again. over the next 12 hours in boston, temperatures will drop off into the 60's. a very comfortable night headed our way. we will also be watching what's going on in the tropics. more details on that as well as what you can expect for the week to come. reid for the person who stole an ambulance this morning. the boston ems ambulance was taken from charlestown just before 5:00 a.m. and found abandoned in everett about a half-hour later. state, boston, and everett police were all on sc