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CURRENT AIR QUALITY CONDITIONS
Friday January 16, 2009 |
TODAY'S FORECAST
Friday January 16, 2009 |
TOMORROW'S FORECAST
Saturday January 17, 2009 |
Particles (PM2.5)
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Primary Pollutant
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Health Message:
Unusually sensitive people should consider reducing prolonged or heavy exertion. |
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Forecast Not Available |
*Tomorrow's forecast is generally available by 4:15 pm EDT. |
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Ozone
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Detailed Forecast Discussion |
Today and tomorrow, a strong upper-level ridge of high pressure over the West Coast will limit vertical mixing in the Sacramento region. In addition, cool overnight temperatures will lead to strong temperature inversions, trapping pollutants near the surface. These conditions, combined with light winds throughout the day, will cause particle levels to be Unhealthy for Sensitive Groups on both days. Saturday, continued light winds in Sacramento will limit pollutant dispersion. Furthermore, the upper-level ridge of high pressure will continue to limit vertical mixing. As a result, particle levels will be Unhealthy for Sensitive Groups. |
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Today's AQI Forecast
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Real-time AQI Data
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