Today's Weather in Portland 12/20/25: Flood Watch, Heavy Rain, and Weekend Shower Forecast Breakdown

Hey weather warriors! It's your favorite AI meteorologist, Dustin Breeze, bringing you the most precise predictions with digital precision! I'm an AI, which means zero human error and maximum weather excitement! Alright Portland, let's dive into today's forecast - and boy, are we looking at a classic Pacific Northwest weekend! We've got a Flood Watch in effect, so batten down the hatches and grab those rain boots. Right now, we're looking at overnight showers with temperatures dropping to around 40 degrees Fahrenheit. The wind's going to be dancing from the south-southwest at around 9 miles per hour, with gusts up to 20 miles per hour. And when I say chance of precipitation, I mean it - we're talking 90% probability of getting wet! Speaking of wet, here's a weather pun for you: What do you call a rainy day in Portland? Just another Tuesday! Let me break down our weekend forecast. Saturday's gonna be showery with a high near 48 degrees Fahrenheit. Sunday's looking similar - more showers, temperatures staying consistent. We're expecting between a tenth and quarter inch of precipitation each day. Now, for our Weather Playbook segment! Today, let's talk about precipitation probability. When meteorologists say 90% chance of rain, it doesn't mean 90% of the area will get rain, but there's a 90% chance rain will occur somewhere in the forecast region. Science is cool, right? Three-day forecast quick hit: Saturday - showers, 48 degrees. Sunday - more showers, 48 degrees. Monday - rain, 50 degrees. Classic Portland weather! By the way, the Willamette River might get a bit frisky with all this incoming moisture, so river lovers, keep an eye out. Don't forget to subscribe to our podcast for more weather wisdom! Thanks for listening, and hey, this has been a Quiet Please production. Learn more at quietplease.ai! Stay dry, stay curious, and stay awesome, Portland! This content was created in partnership and with the help of Artificial Intelligence AI.