SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: SUN., JAN. 11, 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 38 30 0.7 26 10 40 53 2 NW Coastal LA 40 36 0.5 23 7 25 39 3 SW Coastal LA 39 34 0.7 25 14 42 60 4 S Coastal LA 38 30 1.4 55 16 49 64 5 Southeast LA Co 39 31 1.8 27 14 45 60 6 W San Fernando Vly 41 38 0.5 20 2 11 35 7 E San Fernando Vly 37 32 0.6 25 6 35 33 8 W San Gabriel Vly 41 34 0.6 25 7 35 39 9 E San Gabriel Vly 44 38 0.3 20 5 20 35 10 Pomona Walnut Vly 41 33 0.8 25 6 38 36 11 S San Gabriel Vly 38 29 1.0 26 10 37 53 12 S Central LA Co 38 30 1.8 26 20 40 71 13 Santa Clarita Vly 42 41 0.2 20 4 11 38 15 San Gabriel Mts 42 39 0.4 24 5 29 36 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 44 36 0.3 17 8 24 44 Orange County: South Coast Air Basin 16 N Orange Co 45 36 0.7 27 7 30 39 17 Central Orange Co 38 32 0.8 27 6 40 38 18 N Coastal Orange Co 39 33 1.3 25 13 44 58 19 Saddleback Vly 43 39 0.4 25 8 33 44 20 Central Coastal 40 36 0.6 22 9 30 50 21 Capistrano Vly 41 37 0.4 18 6 21 34 Riverside County: South Coast Air Basin 22 Norco/Corona 41 38 0.5 25 6 29 35 23 Metro Riverside Co 41 38 0.5 26 6 29 35 24 Perris Vly 43 37 0.5 23 4 25 34 25 Lake Elsinore 43 38 0.3 17 5 16 35 26 Temecula Vly 41 38 0.3 16 2 15 35 27 Anza Vly 43 41 0.3 14 2 15 38 28 Hemet/San Jacinto 43 40 0.5 20 2 18 37 29 Banning 45 42 0.5 55 2 8 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 44 40 0.3 17 6 16 37 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 38 34 0.2 12 4 12 31 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 57 50 0.6 13 4 32 46 33 SW San Bernardino Vly 43 38 0.7 25 6 35 35 34 C San Bernardino Vly 43 40 0.6 24 3 25 37 35 E San Bernardino Vly 42 37 0.5 23 2 26 34 36 W San Bernardino Mtns 49 46 0.5 20 3 27 43 37 C San Bernardino Mtns 43 42 0.5 24 2 29 39 38 Big Bear Lake 43 42 0.5 21 6 25 39 San Bernardino County: Mojave Desert Air Basin 39 Phelan 45 44 0.4 21 6 30 41 40 Hesperia 36 32 0.5 24 6 31 33 41 Trona 37 30 0.3 15 2 14 28 42 Victorville 39 35 0.4 23 8 32 44 43 Yucca Vly 43 41 0.4 14 4 21 38 44 Barstow 39 34 0.4 14 5 39 37 45 Twentynine Palms 39 36 0.3 14 4 20 33 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON SUN., JAN. 11, 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 Big Bear Lake AQI: 39 Ozone Central Mojave Desert AQI: 38 Ozone Coachella Valley/Low Desert AQI: 37 Ozone Hemet/Elsinore Area AQI: 37 Ozone Inland Orange County AQI: 44 PM2.5 Northern Mojave Desert AQI: 37 NO2 Riverside Valley AQI: 35 Ozone San Bernardino Mountains AQI: 43 Ozone San Bernardino Valley AQI: 46 Ozone San Fernando/Santa Clarita Valleys AQI: 38 Ozone San Gabriel Mountains AQI: 36 Ozone Temecula/Anza Area AQI: 38 Ozone Victor Valley AQI: 44 PM2.5 MODERATE in the following area(s): Banning Pass Area AQI: 51 PM10 Coastal Area AQI: 64 PM2.5 Metropolitan Area AQI: 71 PM2.5 San Gabriel Valley AQI: 53 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ The National Weather Service has issued multiple wind alerts across Southern California. High Wind Warnings are in effect for the Santa Monica Mountains, San Gabriel Mountains, San Gorgonio Pass near Banning, and the San Bernardino County mountains until 1 PM Sunday. Wind Advisories are in effect for the Malibu coast, Santa Clarita Valley, San Fernando Valley, the Interstate 5 corridor, inland Orange County, Santa Ana Mountains and Foothills, the valleys of San Bernardino and Riverside Counties including the Inland Empire, and the Riverside County mountains until 1 PM Sunday. Inversion Base: 486 FT | Breaking Temperature: 68 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 2166 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 SUNDAY, JANUARY 11, 2026 IN THE SOUTH COAST AIR BASIN.