SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: SAT., MAR. 07, 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 50 45 0.8 34 9 37 50 2 NW Coastal LA 51 46 0.5 34 9 22 50 3 SW Coastal LA 47 42 0.5 33 12 41 56 4 S Coastal LA 53 47 1.3 34 12 51 56 5 Southeast LA Co 50 45 1.5 35 11 47 55 6 W San Fernando Vly 46 44 0.4 35 9 11 50 7 E San Fernando Vly 51 47 0.6 36 6 37 44 8 W San Gabriel Vly 52 46 0.6 37 6 39 43 9 E San Gabriel Vly 52 46 0.4 35 2 20 43 10 Pomona Walnut Vly 49 44 0.6 46 5 36 43 11 S San Gabriel Vly 50 44 0.9 36 7 40 41 12 S Central LA Co 50 44 1.5 34 13 43 58 13 Santa Clarita Vly 48 47 0.2 38 5 13 44 15 San Gabriel Mts 49 45 0.4 43 4 32 42 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 52 48 0.3 45 8 19 44 Orange County: South Coast Air Basin 16 N Orange Co 52 48 0.6 45 8 32 44 17 Central Orange Co 48 45 0.6 35 9 42 50 18 N Coastal Orange Co 50 47 1.1 34 9 46 50 19 Saddleback Vly 52 49 0.2 45 5 35 45 20 Central Coastal 50 47 0.5 32 6 31 44 21 Capistrano Vly 50 47 0.3 40 5 23 44 Riverside County: South Coast Air Basin 22 Norco/Corona 50 46 0.4 59 8 29 53 23 Metro Riverside Co 50 46 0.6 65 10 17 56 24 Perris Vly 48 44 0.5 56 7 20 51 25 Lake Elsinore 53 46 0.3 27 3 18 43 26 Temecula Vly 47 42 0.2 54 3 16 50 27 Anza Vly 48 44 0.2 63 5 15 55 28 Hemet/San Jacinto 50 45 0.5 55 6 21 51 29 Banning 51 47 0.4 56 8 17 51 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 52 48 0.2 80 12 14 63 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 47 44 0.2 60 13 13 58 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 50 46 0.5 45 6 27 43 33 SW San Bernardino Vly 49 45 0.6 59 8 34 53 34 C San Bernardino Vly 51 47 0.6 60 13 25 58 35 E San Bernardino Vly 51 47 0.6 58 13 23 58 36 W San Bernardino Mtns 49 45 0.5 51 13 26 58 37 C San Bernardino Mtns 53 48 0.5 59 4 29 53 38 Big Bear Lake 51 47 0.5 59 7 26 53 San Bernardino County: Mojave Desert Air Basin 39 Phelan 48 46 0.4 52 10 31 53 40 Hesperia 47 45 0.5 56 11 33 55 41 Trona 51 48 0.3 56 12 47 56 42 Victorville 49 47 0.4 56 12 33 56 43 Yucca Vly 52 49 0.3 61 13 21 58 44 Barstow 50 48 0.3 56 12 41 56 45 Twentynine Palms 47 45 0.3 59 13 20 58 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON SAT., MAR. 07, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Antelope Valley AQI: 44 PM2.5 Inland Orange County AQI: 50 PM2.5 San Fernando/Santa Clarita Valleys AQI: 50 PM2.5 San Gabriel Mountains AQI: 42 Ozone San Gabriel Valley AQI: 43 Ozone MODERATE in the following area(s): Banning Pass Area AQI: 51 PM10 Big Bear Lake AQI: 53 PM10 Central Mojave Desert AQI: 58 PM2.5 Coachella Valley/Low Desert AQI: 63 PM10 Coastal Area AQI: 56 PM2.5 Hemet/Elsinore Area AQI: 51 PM10 Metropolitan Area AQI: 58 PM2.5 Northern Mojave Desert AQI: 56 PM2.5 Riverside Valley AQI: 56 PM10 San Bernardino Mountains AQI: 58 PM2.5 San Bernardino Valley AQI: 58 PM2.5 Temecula/Anza Area AQI: 55 PM10 Victor Valley AQI: 56 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Gusty Santa Ana winds will continue along and below the coastal slopes of the mountains, spreading south with gusts reaching 40 to 50 mph. Warm conditions will continue, with high temperatures in the mid-80s to lower 90s inland and 70s to lower 80s near the coast. Inversion Base: 486 FT | Breaking Temperature: 64 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 11398.6549 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 Above 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 SATURDAY, MARCH 07, 2026 IN THE SOUTH COAST AIR BASIN.