The sun is up, but it’s very cold, starting out at 25 degrees.

Today will be sunny, but cold, with a high of 42 and west wind at 3-6 mph. It is a code yellow air quality day, with particle pollution the main problem. Unusually sensitive people may be affected.

Tonight will be clear and cold again, with a low of 24.

Thursday, we warm up to 50 with mostly sunny skies and light and variable winds. The low will be 36 with increasing clouds.

Friday will be cloudy and 48, with a 60 percent chance of rain, mainly between noon and 2 p.m., followed by showers. Calm wind will become south around 5 mph in the afternoon.

Friday night has a 40 percent chance of rain, mainly before 11 p.m. It will be mostly cloudy and 38.

Saturday will be mostly cloudy, but warmer, with a high of 60. Saturday night will have an 80 percent chance of rain, mostly before 2 a.m., then showers. The low will be 53.

Sunday also has an 80 percent chance of showers, mainly before 2 p.m. There is also a possibility of thunderstorms, with a high of 68. Sunday night will be partly cloudy and 46.

Monday will be mostly sunny and 54, with a partly cloudy night and a low of 39.

Tuesday will be mostly sunny and 59.