SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: THU., JAN. 08, 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 35 1.0 19 10 28 53 2 NW Coastal LA 41 39 0.3 17 5 17 36 3 SW Coastal LA 41 38 0.5 18 9 17 50 4 S Coastal LA 43 38 0.6 19 11 24 55 5 Southeast LA Co 41 37 1.0 20 11 30 55 6 W San Fernando Vly 42 40 0.3 15 3 26 37 7 E San Fernando Vly 40 37 0.7 18 7 26 39 8 W San Gabriel Vly 40 37 0.5 18 6 25 34 9 E San Gabriel Vly 40 36 0.4 13 6 21 33 10 Pomona Walnut Vly 42 36 0.5 19 10 32 53 11 S San Gabriel Vly 40 37 0.7 19 10 30 53 12 S Central LA Co 42 37 1.0 19 12 26 56 13 Santa Clarita Vly 43 41 0.3 14 6 21 38 15 San Gabriel Mts 40 38 0.4 17 5 24 35 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 47 41 0.3 12 6 16 38 Orange County: South Coast Air Basin 16 N Orange Co 39 35 0.6 20 10 27 53 17 Central Orange Co 39 35 0.7 20 9 33 50 18 N Coastal Orange Co 42 37 0.6 18 9 26 50 19 Saddleback Vly 43 38 0.3 20 7 28 39 20 Central Coastal 42 37 0.4 15 7 21 39 21 Capistrano Vly 42 38 0.3 16 5 16 35 Riverside County: South Coast Air Basin 22 Norco/Corona 42 37 0.5 23 8 28 44 23 Metro Riverside Co 44 38 0.7 26 10 26 53 24 Perris Vly 39 37 0.5 15 6 24 34 25 Lake Elsinore 43 38 0.3 11 5 13 35 26 Temecula Vly 40 37 0.3 23 5 13 34 27 Anza Vly 45 42 0.3 28 4 14 39 28 Hemet/San Jacinto 40 38 0.3 21 5 25 35 29 Banning 43 41 0.3 18 5 27 38 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 42 0.2 37 9 15 50 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 38 37 0.2 18 6 11 34 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 52 46 0.6 13 7 27 43 33 SW San Bernardino Vly 43 37 0.6 23 10 31 53 34 C San Bernardino Vly 42 37 0.3 13 7 25 39 35 E San Bernardino Vly 41 36 0.5 16 5 25 33 36 W San Bernardino Mtns 46 43 0.3 14 5 25 40 37 C San Bernardino Mtns 46 43 0.3 17 6 26 40 38 Big Bear Lake 43 41 0.3 22 10 25 53 San Bernardino County: Mojave Desert Air Basin 39 Phelan 45 44 0.3 18 4 25 41 40 Hesperia 40 39 0.3 20 6 27 36 41 Trona 50 39 0.2 12 3 7 36 42 Victorville 44 43 0.3 23 6 26 40 43 Yucca Vly 42 40 0.2 19 6 20 37 44 Barstow 47 43 0.3 31 4 32 40 45 Twentynine Palms 38 36 0.2 18 6 17 33 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON THU., JAN. 08, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Antelope Valley AQI: 38 Ozone Banning Pass Area AQI: 38 Ozone Central Mojave Desert AQI: 37 Ozone Coachella Valley/Low Desert AQI: 50 PM2.5 Hemet/Elsinore Area AQI: 35 Ozone Inland Orange County AQI: 50 PM2.5 Northern Mojave Desert AQI: 40 Ozone San Bernardino Mountains AQI: 40 Ozone San Fernando/Santa Clarita Valleys AQI: 39 PM2.5 San Gabriel Mountains AQI: 35 Ozone Temecula/Anza Area AQI: 39 Ozone Victor Valley AQI: 41 Ozone MODERATE in the following area(s): Big Bear Lake AQI: 53 PM2.5 Coastal Area AQI: 55 PM2.5 Metropolitan Area AQI: 56 PM2.5 Riverside Valley AQI: 53 PM2.5 San Bernardino Valley AQI: 53 PM2.5 San Gabriel Valley AQI: 53 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ The National Weather Service has issued multiple wind alerts across Southern California. A High Wind Warning is in effect for the Interstate 5 corridor including Pyramid Lake and Gorman from midnight Wednesday to 2 PM Thursday. A Wind Advisory is in effect for San Gabriel Mountains, Santa Monica Mountains, Malibu, Santa Clarita, and surrounding areas in effect from early Thursday morning to 9 PM Thursday followed by a High Wind Watch in the San Gabriel Mountains through Friday morning. A Wind Advisory for the Coachella Valley is in effect from 8 PM Wednesday to 1 PM Thursday. A High Wind Watch for Riverside County mountains and San Gorgonio Pass near Banning is in effect from Wednesday evening through Thursday afternoon, and for the San Bernardino County mountains from Wednesday evening through Thursday evening. Inversion Base: 6142 FT | Breaking Temperature: 72 DEG F Inversion Breaking: NO | Maximum Mixing HEIGHT: 2705 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 THURSDAY, JANUARY 08, 2026 IN THE SOUTH COAST AIR BASIN.