SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: SAT., JAN. 24, 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 40 37 0.6 22 17 32 66 2 NW Coastal LA 44 40 0.5 17 10 20 53 3 SW Coastal LA 43 41 0.5 18 12 28 56 4 S Coastal LA 41 37 0.8 22 17 32 66 5 Southeast LA Co 41 37 0.8 25 20 30 71 6 W San Fernando Vly 43 39 0.5 16 9 25 50 7 E San Fernando Vly 43 39 0.5 18 13 28 58 8 W San Gabriel Vly 43 40 0.5 21 16 26 64 9 E San Gabriel Vly 45 38 0.4 19 14 18 60 10 Pomona Walnut Vly 47 39 0.6 23 18 22 68 11 S San Gabriel Vly 40 35 0.8 25 20 26 71 12 S Central LA Co 43 38 0.8 24 19 29 69 13 Santa Clarita Vly 40 38 0.3 17 12 19 56 15 San Gabriel Mts 40 37 0.4 18 13 25 58 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 43 40 0.3 19 14 26 60 Orange County: South Coast Air Basin 16 N Orange Co 41 37 0.5 25 20 19 71 17 Central Orange Co 38 36 0.6 24 19 32 69 18 N Coastal Orange Co 38 34 0.7 18 13 30 58 19 Saddleback Vly 41 38 0.3 21 9 27 50 20 Central Coastal 40 36 0.4 15 9 24 50 21 Capistrano Vly 40 37 0.3 14 7 20 39 Riverside County: South Coast Air Basin 22 Norco/Corona 43 39 0.5 26 17 26 66 23 Metro Riverside Co 40 37 0.6 29 17 25 66 24 Perris Vly 42 38 0.4 24 12 27 56 25 Lake Elsinore 46 38 0.4 16 11 17 55 26 Temecula Vly 44 38 0.3 19 7 17 39 27 Anza Vly 44 40 0.3 23 7 16 39 28 Hemet/San Jacinto 45 41 0.3 20 10 28 53 29 Banning 45 40 0.3 18 7 27 39 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 43 0.2 30 7 16 40 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 41 38 0.2 18 7 15 39 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 48 42 0.5 17 12 24 56 33 SW San Bernardino Vly 44 39 0.6 26 17 27 66 34 C San Bernardino Vly 40 36 0.5 25 10 30 53 35 E San Bernardino Vly 41 37 0.5 25 9 29 50 36 W San Bernardino Mtns 41 38 0.3 18 8 27 44 37 C San Bernardino Mtns 45 42 0.3 24 7 30 39 38 Big Bear Lake 43 41 0.3 21 7 29 39 San Bernardino County: Mojave Desert Air Basin 39 Phelan 43 42 0.3 17 7 28 39 40 Hesperia 39 37 0.3 17 7 32 39 41 Trona 51 42 0.3 16 7 13 39 42 Victorville 42 39 0.3 17 8 30 44 43 Yucca Vly 45 42 0.3 17 7 24 39 44 Barstow 43 38 0.3 16 8 42 44 45 Twentynine Palms 44 38 0.3 18 7 22 39 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON SAT., JAN. 24, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Banning Pass Area AQI: 39 PM2.5 Big Bear Lake AQI: 39 PM2.5 Central Mojave Desert AQI: 39 PM2.5 Coachella Valley/Low Desert AQI: 40 Ozone Northern Mojave Desert AQI: 44 PM2.5 San Bernardino Mountains AQI: 44 PM2.5 Temecula/Anza Area AQI: 39 PM2.5 Victor Valley AQI: 44 PM2.5 MODERATE in the following area(s): Antelope Valley AQI: 60 PM2.5 Coastal Area AQI: 66 PM2.5 Hemet/Elsinore Area AQI: 56 PM2.5 Inland Orange County AQI: 69 PM2.5 Metropolitan Area AQI: 71 PM2.5 Riverside Valley AQI: 66 PM2.5 San Bernardino Valley AQI: 66 PM2.5 San Fernando/Santa Clarita Valleys AQI: 58 PM2.5 San Gabriel Mountains AQI: 58 PM2.5 San Gabriel Valley AQI: 71 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Partly cloudy skies with cool temperatures are expected. Inversion Base: 11336 FT | Breaking Temperature: 87 DEG F Inversion Breaking: NO | Maximum Mixing HEIGHT: 4024 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 SATURDAY, JANUARY 24, 2026 IN THE SOUTH COAST AIR BASIN.