Warming centers open in Salem and the Portland area as lows dip near freezing; transit agencies are offering free rides to shelters this weekend.

Sunny afternoons and chilly mornings into the weekend, with gusty east winds rattling the Gorge and parts of the eastern metro. Advisories are in effect through Saturday.

The weather forecast for Portland promises sunny and mild conditions, with highs near 53°F and lows around 39°F, lasting until midweek when rain may begin.

The NWS issued an Air Stagnation Advisory for Portland, warning of risks to those with respiratory issues due to light winds and limited air movement.

Portland is set to experience a series of sunny days with highs in the 50s and lows around freezing, according to the National Weather Service forecast.

Portland faces an Air Stagnation Advisory until Friday; mild temperatures expected, with health warnings for those with respiratory issues due to poor air quality.

The National Weather Service in Portland, Oregon, extended an Air Stagnation Advisory due to light winds causing poor air quality, especially impacting those with respiratory issues.

The National Weather Service warns of stagnant air conditions in Portland until Sunday, impacting air quality and affecting those with respiratory issues.

Portland is under an Air Stagnation Advisory due to light winds and limited air movement that could worsen air quality, especially impacting those with respiratory issues.

The NWS in Portland forecasts a mix of sun, fog, and rain, with a chance of showers increasing to 90% by Tuesday, and consistent rain expected throughout the week.

Portland forecast indicates a week of rain with temperatures in the low 50s and strong south winds. Rain is expected throughout the week with brief breaks.

NWS Portland forecasts heavy rainfall for the week, with cloudy skies, consistent precipitation chances around 80-90%, and temperatures in the 40s and 50s. Winds may contribute to a chillier feel.

Portland's weather forecast indicates sunny skies, a high of 48 degrees, and a frosty night, followed by likely rain on New Year's Day and continuing rainfall into the weekend.