SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: WED., JAN. 14, 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 39 30 0.7 30 15 47 62 2 NW Coastal LA 40 32 0.7 26 12 34 56 3 SW Coastal LA 41 31 0.7 27 19 45 69 4 S Coastal LA 38 29 1.7 26 19 51 69 5 Southeast LA Co 38 28 2.0 28 18 47 68 6 W San Fernando Vly 44 39 0.7 23 6 35 36 7 E San Fernando Vly 44 36 0.7 29 9 42 50 8 W San Gabriel Vly 47 39 0.8 28 9 40 50 9 E San Gabriel Vly 47 39 0.6 13 5 37 36 10 Pomona Walnut Vly 45 33 0.7 21 11 46 55 11 S San Gabriel Vly 39 29 1.0 28 15 41 62 12 S Central LA Co 37 27 2.0 27 22 43 75 13 Santa Clarita Vly 46 41 0.2 23 5 19 38 15 San Gabriel Mts 46 41 0.5 27 6 37 38 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 39 32 0.4 20 10 27 53 Orange County: South Coast Air Basin 16 N Orange Co 42 31 0.9 23 15 39 62 17 Central Orange Co 39 29 1.2 21 16 46 64 18 N Coastal Orange Co 34 25 1.5 22 9 47 50 19 Saddleback Vly 46 38 0.5 20 8 41 44 20 Central Coastal 39 31 0.8 18 9 36 50 21 Capistrano Vly 43 36 0.5 16 9 29 50 Riverside County: South Coast Air Basin 22 Norco/Corona 47 39 0.8 23 11 41 55 23 Metro Riverside Co 47 40 0.9 31 14 39 60 24 Perris Vly 46 40 0.6 28 7 33 39 25 Lake Elsinore 48 43 0.4 16 5 26 40 26 Temecula Vly 44 40 0.4 18 2 25 37 27 Anza Vly 47 45 0.3 20 3 25 42 28 Hemet/San Jacinto 47 42 0.6 23 3 29 39 29 Banning 46 43 0.6 20 2 26 40 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 53 44 0.3 24 10 28 53 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 40 34 0.3 16 5 19 31 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 51 43 0.5 13 8 41 44 33 SW San Bernardino Vly 45 36 0.9 21 13 44 58 34 C San Bernardino Vly 46 40 0.8 29 7 30 39 35 E San Bernardino Vly 47 41 0.7 29 5 35 38 36 W San Bernardino Mtns 49 45 0.6 19 5 34 42 37 C San Bernardino Mtns 44 41 0.8 28 4 33 38 38 Big Bear Lake 49 47 0.7 24 12 32 56 San Bernardino County: Mojave Desert Air Basin 39 Phelan 47 46 0.6 19 5 33 43 40 Hesperia 39 34 0.6 20 6 35 33 41 Trona 32 25 0.3 15 2 10 23 42 Victorville 40 35 0.6 19 8 35 44 43 Yucca Vly 48 46 0.4 15 6 29 43 44 Barstow 35 24 0.5 13 5 40 38 45 Twentynine Palms 43 39 0.4 15 5 27 36 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON WED., JAN. 14, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Banning Pass Area AQI: 40 Ozone Central Mojave Desert AQI: 43 Ozone Hemet/Elsinore Area AQI: 40 Ozone Northern Mojave Desert AQI: 38 NO2 San Bernardino Mountains AQI: 42 Ozone San Fernando/Santa Clarita Valleys AQI: 50 PM2.5 San Gabriel Mountains AQI: 38 Ozone Temecula/Anza Area AQI: 42 Ozone Victor Valley AQI: 44 PM2.5 MODERATE in the following area(s): Antelope Valley AQI: 53 PM2.5 Big Bear Lake AQI: 56 PM2.5 Coachella Valley/Low Desert AQI: 53 PM2.5 Coastal Area AQI: 69 PM2.5 Inland Orange County AQI: 64 PM2.5 Metropolitan Area AQI: 75 PM2.5 Riverside Valley AQI: 60 PM2.5 San Bernardino Valley AQI: 58 PM2.5 San Gabriel Valley AQI: 62 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Periods of gusty Santa Ana winds are expected, mainly along and below coastal mountain slopes. Very warm and dry, with highs 12–18° above average inland, making it one of the warmest days of the week. Inversion Base: 486 FT | Breaking Temperature: 69 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 3281 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 WEDNESDAY, JANUARY 14, 2026 IN THE SOUTH COAST AIR BASIN.