{"url_path":"/weather/alerts/2.49.0.1.840.0.709fae65f5574b6f2ba15c6aa661e5ee6d5d47e2.001.1","section_key":"alert","section_title":"Air Quality Alert issued July 10 at 7:51PM PDT by NWS San Diego CA","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-10","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.709fae65f5574b6f2ba15c6aa661e5ee6d5d47e2.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS San Diego CA"},"word_count":283,"has_tables":false,"body_markdown":"# Air Quality Alert: Air Quality Alert issued July 10 at 7:51PM PDT by NWS San Diego CA\n\n**Severity:** Unknown\n**Certainty:** Unknown\n**Urgency:** Unknown\n**Areas:** San Bernardino County Mountains; Apple and Lucerne Valleys\n**Issued by:** NWS San Diego CA\n**Sent:** 2026-07-10T19:51:00-07:00\n**Effective:** 2026-07-10T19:51:00-07:00\n**Expires:** 2026-07-11T17:00:00-07:00\n\n## Description\n* WHAT...The South Coast AQMD has issued an air quality alert due to\nincreased fine particle pollution from wildfire smoke.\nVisit https://www.aqmd.gov/alertinfo to check current and forecasted\nair quality levels.\n\n* WHERE...at high elevation areas in the San Gabriel and San\nBernardino mountains including Big Bear Lake and Lake Arrowhead.\nLevels of particle pollution can vary by time and location depending\non fire activity and local weather conditions.\n\n* WHEN...through 5 PM Saturday. The highest impacts are expected\nFriday night and Saturday morning.\n\n* IMPACTS...Particles in wildfire smoke can get deep into the lungs\nand cause serious health problems such as heart attacks, strokes,\nasthma attacks, and difficulty breathing. Everyone can be affected,\nbut people with lung or heart disease, older adults, people who are\npregnant, children, and those who spend a lot of time outdoors are\nat greater risk.\n\n## Instructions\nTo protect your health, if you smell or see smoke:\n\n* Remain indoors with windows and doors closed\n* Avoid intense outdoor physical activity\n* Run your air conditioner and/or an air purifier\n* If you must be outdoors, keep the time brief and wear a well-\nfitting N-95 mask\n* Do not use whole house fans or swamp coolers that bring in\noutside air if you have other methods to stay cool\n* Avoid other sources of pollution such as fireplaces, candles,\nincense, grilling, and gasoline-powered lawn and garden\nequipment\n\nFor the latest air quality forecasts and information, visit the\nwebsite at aqmd.gov."}