Portland's forecast calls for upper-70s to low-80s interior highs Wednesday, while low clouds and patchy fog are possible in interior valleys Tuesday morning. Thursday is expected to be the warmest day, while the Friday-through-weekend outlook remains uncertain but generally dry.

Portland starts Tuesday with a forecast high near 78 before a warmup reaches the low 80s Wednesday and Thursday. Rain is likely Saturday, with a chance Sunday.

Cloudy skies and cool temperatures start the week, but Portland is headed for a sunny midweek warmup. Thursday could bring well-into-the-80s temperatures.

Portland gets a mild, partly sunny Friday before rain arrives Saturday and lingers into Sunday. The payoff comes next week, with temperatures climbing into the 80s.

Portland now sees at least 18 more unusually warm fall days than in 1970, with climate scientists warning the elderly and outdoor workers face the greatest danger.

Portland reaches 77 Thursday before a cooler weekend brings rain, showers and thunderstorm chances. Drier, warmer weather returns Monday.

Portland’s last big warmup arrives Wednesday with sunshine and an 85-degree high. Rain and possible thunderstorms return by Saturday.

Portland’s sunny stretch peaks Wednesday with an expected high near 84 before cooler air and weekend rain move in.

A foggy Labor Day morning gives way to sunshine and a 70-degree afternoon in Portland. The city then heads toward an 85-degree Wednesday.

Portland gets a wet, cool Sunday before sunshine takes over for Labor Day. Temperatures then climb into the mid-80s by Wednesday.

Patchy fog fades Saturday as Portland warms to 72 degrees. A few showers may pop up Sunday before a sunny Labor Day and midweek warmup.

Portland starts Friday with light rain and fog, but sunshine returns before a warmer, drier stretch arrives next week.

Nearly 600 firefighters battled the Camp Creek Fire near Portland's drinking water source — now officials warn a longer fire season means it could happen again.