Tonight...Mostly cloudy. Brief drizzle and a slight chance of rain north of portland until midnight. Patchy fog overnight. Lows around 40. Light wind.

Sunday...Mostly cloudy in the morning...Then partly sunny. Patchy fog until afternoon. Highs 45 to 50. Light wind. Near the gorge... East wind 5 to 15 mph late in the day.

Sunday Night...Partly cloudy. Areas of fog away from the columbia gorge. Lows in the lower to mid 30s. North wind 5 to 10 mph...Becoming light after dark. East wind 10 to 20 mph near the columbia gorge.

Monday...Partly sunny. Areas of fog in the morning. Patchy fog in the afternoon. Highs 45 to 50. Light wind...Becoming northwest to 10 mph in the afternoon.

Monday Night...Partly cloudy in the evening...Then mostly cloudy. Patchy fog. Lows in the mid to upper 30s. Light wind.

Tuesday...Mostly cloudy in the morning...Then partly sunny. Patchy fog in the morning. Highs around 50.

Tuesday Night...Partly cloudy. Lows around 35.

Wednesday...Partly sunny. Highs 45 to 50.

Wednesday Night...Partly cloudy. Lows around 35.

Thursday...Partly cloudy with a slight chance of rain. Highs 45 to 50.

Thursday Night...Partly cloudy with a slight chance of rain. Lows 35 to 40.

Friday...Partly cloudy with a slight chance of rain. Highs around 45.

Friday Night...Partly cloudy with a slight chance of rain. Lows 35 to 40.

Saturday...Partly cloudy with a slight chance of rain. Highs around 45.