Today is another air quality alert day, in effect from 10 a.m. to 8 p.m. The code orange alert is for ground level ozone.

Children, older adults and people with heart or lung disease should limit outdoor activity.

Wednesday and Thursday will be code yellow days, with both ozone and particle pollution. Sensitive people may be affected.

Today will be sunny and hot, with a high near 90. A light east northeast wind of 5 mph will develop.

Tonight brings a 20 percent chance of showers and thunderstorms, with mostly cloudy skies and a low of 72. South wind at 3-5 mph.

Tonight’s isolated to scattered thunderstorms could become severe, producing cloud-to-ground lightning, gusty or damaging winds.

Wednesday has a 50 percent chance of showers and storms and will be mostly cloudy with a high near 90. South southwest wind at 3-7 mph. Between a tenth and a quarter inch of rain is possible, higher in thunderstorms.

The chance of rain Wednesday night is 30 percent, with a low of 72 and south southwest winds around 5 mph. New rainfall of a tenth to a quarter inch is possible.

Thursday also has a 30 percent chance of storms and showers, mainly in the afternoon. It will be mostly sunny and hotter, with a high of 92 and west northwest winds at 5-8 mph.

For Thursday night, it’s another 30 percent chance of showers and storms, then clearing, with a low of 72.

Friday has a 40 percent chance of showers and thunderstorms, but will be mostly sunny with a high of 86. The chance of rain drops to 30 percent Friday night, with most showers before 9 p.m. The low will be a more refreshing 61.

Saturday looks like a beautiful day, sunny and 78 with a low of 59.

Sunday, too will be nice, with more sun and a high of 81. The low will be 62.

And Monday will be mostly sunny and 85.