SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT DAILY AIR QUALITY FORECAST VALID: MON., JAN. 26, 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 31 0.7 25 10 45 53 2 NW Coastal LA 41 34 0.6 23 15 31 62 3 SW Coastal LA 40 34 0.9 25 16 43 64 4 S Coastal LA 35 29 1.2 31 13 47 58 5 Southeast LA Co 38 29 1.8 32 12 45 56 6 W San Fernando Vly 42 36 1.3 21 11 39 55 7 E San Fernando Vly 42 36 1.1 24 8 42 44 8 W San Gabriel Vly 40 34 0.7 24 6 41 39 9 E San Gabriel Vly 41 35 0.4 18 6 33 33 10 Pomona Walnut Vly 41 31 0.8 31 8 43 44 11 S San Gabriel Vly 37 28 1.1 30 9 45 50 12 S Central LA Co 39 31 1.8 27 14 41 60 13 Santa Clarita Vly 43 36 0.3 21 6 23 33 15 San Gabriel Mts 41 36 0.7 23 5 38 36 Los Angeles County: Mojave Desert Air Basin 14 Antelope Vly 42 33 0.5 19 10 32 53 Orange County: South Coast Air Basin 16 N Orange Co 39 30 0.8 34 10 37 53 17 Central Orange Co 34 28 1.0 34 10 46 53 18 N Coastal Orange Co 30 25 1.1 30 18 45 68 19 Saddleback Vly 39 35 0.5 33 11 41 55 20 Central Coastal 35 30 0.7 25 19 37 69 21 Capistrano Vly 38 34 0.5 21 16 31 64 Riverside County: South Coast Air Basin 22 Norco/Corona 39 33 0.9 38 12 40 56 23 Metro Riverside Co 37 30 0.9 43 16 43 64 24 Perris Vly 38 33 0.8 25 5 38 36 25 Lake Elsinore 37 32 0.5 15 4 30 30 26 Temecula Vly 36 33 0.4 25 2 28 31 27 Anza Vly 38 36 0.4 29 3 28 33 28 Hemet/San Jacinto 39 36 0.7 21 3 36 34 29 Banning 43 40 0.7 17 3 37 37 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- 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 45 42 0.3 36 8 30 44 Riverside County: Mojave Desert Air Basin 31 E Riverside Co 39 35 0.3 25 6 20 33 San Bernardino County: South Coast Air Basin 32 NW San Bernardino Vly 40 33 0.6 15 8 35 44 33 SW San Bernardino Vly 39 30 0.9 38 12 42 56 34 C San Bernardino Vly 39 33 0.9 18 9 43 50 35 E San Bernardino Vly 40 34 0.8 26 5 40 38 36 W San Bernardino Mtns 37 34 0.7 18 8 37 44 37 C San Bernardino Mtns 40 36 0.8 19 6 35 33 38 Big Bear Lake 44 42 0.8 25 7 36 39 San Bernardino County: Mojave Desert Air Basin 39 Phelan 43 41 0.7 21 9 32 50 40 Hesperia 37 31 0.7 20 8 35 44 41 Trona 39 30 0.4 13 3 10 28 42 Victorville 42 34 0.7 24 11 32 55 43 Yucca Vly 43 40 0.5 27 5 32 37 44 Barstow 41 33 0.5 30 6 44 42 45 Twentynine Palms 39 35 0.4 27 5 29 32 -------------------------------------------------------------------------------- -------------------------------------------------------------------------------- AIR QUALITY FORECAST -------------------------------------------------------------------------------- ON MON., JAN. 26, 2026, THE SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT PREDICTS THE AIR QUALITY WILL BE ... GOOD in the following area(s): Banning Pass Area AQI: 37 Ozone Big Bear Lake AQI: 39 PM2.5 Central Mojave Desert AQI: 37 Ozone Coachella Valley/Low Desert AQI: 44 PM2.5 Hemet/Elsinore Area AQI: 36 NO2 Northern Mojave Desert AQI: 42 NO2 San Bernardino Mountains AQI: 44 PM2.5 San Gabriel Mountains AQI: 36 NO2 San Gabriel Valley AQI: 50 PM2.5 Temecula/Anza Area AQI: 33 Ozone MODERATE in the following area(s): Antelope Valley AQI: 53 PM2.5 Coastal Area AQI: 69 PM2.5 Inland Orange County AQI: 64 PM2.5 Metropolitan Area AQI: 60 PM2.5 Riverside Valley AQI: 64 PM2.5 San Bernardino Valley AQI: 56 PM2.5 San Fernando/Santa Clarita Valleys AQI: 55 PM2.5 Victor Valley AQI: 55 PM2.5 ------------------------------------------------------------------------ ------------------------------------------------------------------------ WEATHER FORECAST ------------------------------------------------------------------------ Cloudy skies are expected along the coast, while inland areas see partly cloudy conditions becoming sunny, with warm temperatures. Inversion Base: 486 FT | Breaking Temperature: 64 DEG F Inversion Breaking: YES | Maximum Mixing HEIGHT: 2509 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 MONDAY, JANUARY 26, 2026 IN THE SOUTH COAST AIR BASIN.