691 FPUS66 KPQR 041237 SFPOR State Forecast for Oregon National Weather Service Portland OR 425 AM PST Fri Dec 4 2020 ORZ001>008-010>016-021>028-050030- State Forecast Product for Western Oregon National Weather Service Portland OR 425 AM PST Fri Dec 4 2020 ...AIR STAGNATION ADVISORY FOR MUCH OF THE INTERIOR LOWLANDS THROUGH 10 AM PST SATURDAY... .TODAY...Partly cloudy in the morning with areas of fog, then mostly sunny. Highs 50 to 60. .TONIGHT...Mostly clear, except patchy fog late. Lows inland in the 30s, on the coast in the 40s. .SATURDAY...Increasing clouds. Patchy morning fog. Chance of rain in the evening. Highs in the upper 40s to 50s. .SUNDAY...Partly cloudy. A chance of rain in the morning. Lows in the upper 30s to mid 40s. Highs mostly 50 to 55. .MONDAY...Partly to mostly cloudy north, mostly sunny south. Patchy morning fog south. Lows in the 30s except in 40 to 45 along the coast. Highs in the upper 40s to 50s. .TUESDAY...Mostly cloudy coast and north interior, partly cloudy south interior. A chance of rain north. Lows inland in the 30s, at the coast in the 40s. Highs in the 50s. $$ ORZ029>031-041-044-049-050-061>064-502-503-505>511-050015- State Forecast Product for Eastern Oregon National Weather Service Pendleton OR 424 AM PST Fri Dec 4 2020 ...AIR STAGNATION ADVISORIES IN EFFECT THROUGH 7 PM PST TUESDAY FOR PORTIONS OF CENTRAL AND EASTERN OREGON... .TODAY...Mostly sunny. Patchy freezing fog in the morning. Highs near 40. .TONIGHT...Clear. Patchy freezing fog. Lows in the 20s. .SATURDAY...Sunny in the morning then becoming partly cloudy. Patchy freezing fog in the morning. . A slight chance of mountain rain and snow in the evening . Highs near 40. .SUNDAY...Partly cloudy. A slight chance of mountain rain and snow. Highs near 40. Lows in the 20s. .MONDAY...Mostly clear. Highs in the 40s. Lows in the 20s. .TUESDAY...Partly cloudy. Highs in the 40s. Lows in the mid 20s to lower 30s. $$ Visit...weather.gov