Rain showers persist today, cooler than average temperatures

Rain showers are expected across the Willamette Valley and Umpqua Basin tonight as a storm system continues to move through our region. Temperatures will remain well below seasonal averages this weekend, with lows tonight dipping into the mid-50s. Showers will linger into Sunday, particularly over the higher terrain of the...

Another cool and showery weekend

Expect mostly sunny skies this afternoon with temperatures hovering right around 70. Clouds will begin to increase this evening ahead of our next rain maker for the weekend. Temperatures overnight will drop into the mid 50s. ANOTHER COOL AND SHOWERY WEEKEND. An area of low pressure will keep the weather...

How Portland is preparing for earthquakes

Grab a Jacket: Rain and Cooler Temperatures Return for the Weekend

Warm weather ends with a sharp weekend cooldown. Rain arrives Saturday with a chance for thunderstorms. Today will be fairly quiet, but it will feel noticeably cooler than yesterday. More clouds will keep temperatures in the upper 60s to low 70s across the interior, with 60s near the coast. RAIN...

Rain arrives this weekend, cooler temps underway around Portland

PORTLAND, Ore. (KOIN) — A mix of sun and clouds will help keep Portland-area temperatures cooler Friday as the Pacific Northwest prepares for weekend rain. Dry skies are expected to take Portland through the day Friday. The brief sun breaks will help warm valley temperatures into the low 70s. Saturday’s wet weather will bring measurable […]

Portland's fall days are getting warmer

If it feels like things are staying hotter, longer into the shoulder season, it's not just you. By the numbers: The number of fall days with above normal temperatures has increased by 18 between 1970 and 2025, per analysis from Climate Central. The increase is primarily driven by human-caused climate...

PHOTO: Funnel cloud spotted over the Willamette Valley

PORTLAND, Ore. (KOIN) — The transition between summer and fall continues to bring instability to the atmosphere over the Pacific Northwest. Instability was visible over the Sheridan area last week, on Friday, September 4, thanks to KOIN 6 viewer Mary Wilder’s funnel cloud photo. This view of a funnel cloud forming over the Willamette Valley […]

Fall colors, rain, and temps expected around Portland

KOIN 6 Chief Meteorologist Josh Cozart explains when the cooling temperatures and rain chances will return to the greater Portland-Vancouver area this weekend. This comes as signs of fall colors return to parts of the Pacific Northwest.

Much cooler to round out the work week

Very cool with scattered t-showers likely Saturday. With plenty of sunshine temperatures will rise into the mid 80s this afternoon. Easterly winds weren’t as strong, so we aren’t expecting anyone to reach the upper 80s or 90s today. Expect a quiet night with mostly clear skies inland and partly cloudy skies with some patchy fog along the coast. Temperatures will settle into the upper 50s overnight.

Cooler Weather Takes Hold

Warm weather ends with a sharp weekend cooldown. Rain arrives Saturday with a chance of thunderstorms. Today will feel noticeably cooler than yesterday, with more clouds building through the afternoon. Inland highs will reach the mid-70s, compared with the upper 80s yesterday. Tomorrow will feel cooler again, with temperatures dropping...

Cloudier, cooler weather returns to Portland area

PORTLAND, Ore. (KOIN) — Cooler and cloudier skies return to the greater Portland-Vancouver area on Thursday. Increasing clouds will help knock Portland area temperatures back to the seasonal zone of the mid-to-upper 70s. Thursday is the start of Oregon and Washington’s latest cooling trend. The coolest days ahead are expected this weekend.

Portland is experiencing hotter fall days than it did 50 years ago, according to climate analysis

The Portland metro area has been experiencing more than two dozen hotter fall days a year over the past 50 years. That’s according to a recent analysis from nonprofit Climate Central that found the region has already increased by 2.7 degrees Fahrenheit since 1970. That’s causing the Portland metro area to experience at least 18 more fall days with temperatures above the norm.

Warm to wet weekend weather for Portland

PORTLAND, Ore. (KOIN) — The peak of the heat returns to Portland Wednesday as temperatures near summer highs by the afternoon. Sunny skies will help push Portland area temperatures into the mid-80s Wednesday afternoon. A ridge of high pressure will warm temperatures above the average of 79 degrees. Clouds will slowly start to increase across the area Thursday and Friday, bringing highs back down into the 70s.

First Alert Weather Days: Timeline for possible strong storms

Wednesday and Thursday are First Alert Weather Days.

Warm to wet weekend weather for Portland

PORTLAND, Ore. (KOIN) — The peak of the heat returns to Portland Wednesday as temperatures near summer highs by the afternoon. Sunny skies will help push Portland area temperatures into the mid-80s Wednesday afternoon. A ridge of high pressure will warm temperatures above the average of 79 degrees. Clouds will slowly start to increase across […]

VIDEO: Vaux’s swifts return to Oregon area chimneys

PORTLAND, Ore. (KOIN) — Cooler, fall-like weather is helping the Vaux’s swifts move south as they start roosting in Oregon area chimneys once again. These swifts were caught on camera in the Medford area during the first weekend of September 2026. The roosting locations of the Vaux’s swifts have changed around Portland over the last […]

One More Warm Day

Today will bring one more very warm, dry afternoon, with inland temperatures reaching the mid to upper 80s. The coast will stay milder, with highs in the upper 60s to mid-70s. Tomorrow will feel noticeably cooler, with temperatures dropping as much as 10 degrees from today. It will stay dry, but the change will be easy to notice if you’re spending time outside.