If you believe Portland benefits from smart, local journalism and arts coverage, please consider making a small monthly contribution to the Mercury, because without you, there is no us. Thanks for your support! Good morning, Portland! Expect sunny skies in the mid-80s today. I don’t have much else to say about the weather, so let’s quickly move onto the news. IN LOCAL NEWS: • So, let’s talk about yesterday’s big explosion: The city obliterated t…