Air Stagnation Advisory

* WHAT...Light winds and limited air movement will lead to a period of stagnant air conditions.

* WHERE...Central and Southern Willamette Valley, Tualatin Valley, Portland West Hills and Chehalem Mountain, Inner Portland Metro, North Clark County Lowlands, and Inner Vancouver Metro.

* WHEN...From 10 AM this morning to 10 AM PST Sunday.

* IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems.

Saturday, Jan 10, 4:00 AM PST
Partially cloudy
47°
Feels 47°
 81%
Dewpt 42°
 nw
2 - 4 mph
Friday, Jan 9
Partly cloudy throughout the day with early morning rain.
40 50 40 - 50
Saturday, Jan 10
Partly cloudy throughout the day.
39 49 39 - 49
Sunday, Jan 11
Partly cloudy throughout the day.
41 48 41 - 48
Monday, Jan 12
Partly cloudy throughout the day.
42 50 42 - 50
Tuesday, Jan 13
Partly cloudy throughout the day.
42 52 42 - 52
Wednesday, Jan 14
Partly cloudy throughout the day.
42 50 42 - 50
Thursday, Jan 15
Partly cloudy throughout the day.
42 51 42 - 51
Friday, Jan 16
Clear conditions throughout the day.
40 49 40 - 49
Saturday, Jan 17
Clear conditions throughout the day.
38 52 38 - 52
Sunday, Jan 18
Partly cloudy throughout the day.
39 51 39 - 51
Monday, Jan 19
Partly cloudy throughout the day.
40 50 40 - 50
Tuesday, Jan 20
Cloudy skies throughout the day.
41 44 41 - 44
Wednesday, Jan 21
Partly cloudy throughout the day.
39 45 39 - 45
Thursday, Jan 22
Partly cloudy throughout the day with afternoon rain.
38 45 38 - 45
Friday, Jan 23
Partly cloudy throughout the day.
36 45 36 - 45
Weather forecast for Portland, OR on Sat, 10 Jan 2026 01:09:18 GMT