SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: SUN., NOV. 15, 2026 -------------------------------------------------------------------------------- SRA AREA 1-HR 8-HR 8-HR 24-HR 24-HR 1-HR MAX NUMBER OZONE OZONE CO PM10 PM2.5 NO2 AQI PPB PPB PPM UG/M3 UG/M3 PPB -------------------------------------------------------------------------------- Los Angeles County: South Coast Air Basin 1 Central LA Co 49 44 0.5 15 4 20 41 2 NW Coastal LA 49 45 0.9 14 3 14 42 3 SW Coastal LA 46 43 0.6 14 2 17 40 4 S Coastal LA 46 43 0.8 14 2 14 40 5 Southeast LA Co 50 45 1.2 14 4 23 42 6 W San Fernando Vly 49 44 0.9 14 4 20 41 7 E San Fernando Vly 49 43 0.9 14 4 18 40 8 W San Gabriel Vly 51 46 0.5 14 5 12 43 9 E San Gabriel Vly 53 48 0.3 15 6 10 44 10 Pomona Walnut Vly 51 46 0.5 17 7 20 43 11 S San Gabriel Vly 50 44 0.6 15 5 18 41 12 S Central LA Co 47 44 1.2 14 2 23 41 13 Santa Clarita Vly 51 45 0.3 14 4 11 42 15 San Gabriel Mts 51 46 0.6 16 5 15 43 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 56 49 0.4 14 7 13 45 Orange County: South Coast Air Basin 16 N Orange Co 52 45 0.5 15 5 13 42 17 Central Orange Co 54 48 0.6 14 4 22 44 18 N Coastal Orange Co 49 44 0.8 14 3 16 41 19 Saddleback Vly 50 46 0.4 15 6 18 43 20 Central Coastal 48 44 0.5 13 5 14 41 21 Capistrano Vly 47 44 0.4 15 3 11 41 Riverside County: South Coast Air Basin 22 Norco/Corona 53 47 0.5 17 9 18 50 23 Metro Riverside Co 53 48 0.6 18 11 17 55 24 Perris Vly 46 44 0.5 16 8 18 44 25 Lake Elsinore 49 46 0.3 11 4 10 43 26 Temecula Vly 43 41 0.3 20 4 11 38 27 Anza Vly 44 43 0.3 23 2 12 40 28 Hemet/San Jacinto 46 44 0.5 18 5 17 41 29 Banning 47 45 0.4 15 4 12 42 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- SRA AREA 1-HR 8-HR 8-HR 24-HR 24-HR 1-HR MAX NUMBER OZONE OZONE CO PM10 PM2.5 NO2 AQI PPB PPB PPM UG/M3 UG/M3 PPB -------------------------------------------------------------------------------- Riverside County: Salton Sea Air Basin 30 Coachella Vly 48 46 0.3 30 5 16 43 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 39 38 0.3 18 2 10 35 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 54 49 0.4 18 8 13 45 33 SW San Bernardino Vly 52 46 0.5 17 10 19 53 34 C San Bernardino Vly 49 45 0.5 17 8 21 44 35 E San Bernardino Vly 47 43 0.6 16 7 19 40 36 W San Bernardino Mtns 52 49 0.5 17 5 18 45 37 C San Bernardino Mtns 47 45 0.5 17 4 21 42 38 Big Bear Lake 48 46 0.5 17 8 18 44 San Bernardino County: Mojave Desert Air Basin 39 Phelan 57 54 0.4 16 4 17 50 40 Hesperia 50 45 0.5 16 5 19 42 41 Trona 44 40 0.3 15 4 5 37 42 Victorville 51 46 0.4 16 5 18 43 43 Yucca Vly 45 44 0.3 17 2 15 41 44 Barstow 45 41 0.4 17 5 18 38 45 Twentynine Palms 42 40 0.3 17 2 14 37 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON SUN., NOV. 15, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Antelope Valley AQI: 45 Ozone Banning Pass Area AQI: 42 Ozone Big Bear Lake AQI: 44 PM2.5 Central Mojave Desert AQI: 41 Ozone Coachella Valley/Low Desert AQI: 43 Ozone Coastal Area AQI: 42 Ozone Hemet/Elsinore Area AQI: 44 PM2.5 Inland Orange County AQI: 44 Ozone Metropolitan Area AQI: 42 Ozone Northern Mojave Desert AQI: 38 Ozone San Bernardino Mountains AQI: 45 Ozone San Fernando/Santa Clarita Valleys AQI: 42 Ozone San Gabriel Mountains AQI: 43 Ozone San Gabriel Valley AQI: 44 Ozone Temecula/Anza Area AQI: 40 Ozone Victor Valley AQI: 50 Ozone MODERATE in the following area(s): Riverside Valley AQI: 55 PM2.5 San Bernardino Valley AQI: 53 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ No rain this weekend. Light onshore pressure gradients. Inversion Base: 4800 FT | Breaking Temperature: 71 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 5577 FT ------------------------------------------------------------------------ ------------------------------------------------------------------------ AIR QUALITY FORECAST RULE IMPLICATIONS ------------------------------------------------------------------------ Area 40 - South Coast Air Basin: BURN Area 53 - Mojave Desert Air Basin: BURN Area 55 - Salton Sea Air Basin: BURN Beach Fire Ring Wood Burning: Allowed in All Areas Residential Wood Burning: Allowed in All Areas Coachella Valley Rule 403.1 Wind Forecast: Winds Below 25 MPH ------------------------------------------------------------------------ ATTENTION ALL SCHOOLS AND INDUSTRIES THIS IS THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT NO AIR POLLUTION OR HEALTH ADVISIORY EPISODES ARE PREDICTED FOR SUNDAY, NOVEMBER 15, 2026 IN THE SOUTH COAST AIR BASIN.