{"id":2553,"date":"2025-05-09T12:19:41","date_gmt":"2025-05-09T16:19:41","guid":{"rendered":"https:\/\/us.weatheramerica.com\/?p=2553"},"modified":"2025-06-27T04:15:44","modified_gmt":"2025-06-27T08:15:44","slug":"weather-alert-heat-wave-surges-across-southern-california","status":"publish","type":"post","link":"https:\/\/weatheramerica.com\/us\/2025\/05\/09\/weather-alert-heat-wave-surges-across-southern-california\/","title":{"rendered":"Weather alert: Heat wave surges across Southern California"},"content":{"rendered":"<p><img loading=\"lazy\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2554\" src=\"http:\/\/us.weatheramerica.com\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525.jpg\" alt=\"\" width=\"2122\" height=\"1412\" srcset=\"https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525.jpg 2122w, https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525-768x511.jpg 768w, https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525-1536x1022.jpg 1536w, https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525-2048x1363.jpg 2048w, https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525-330x220.jpg 330w, https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525-420x280.jpg 420w, https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525-615x410.jpg 615w, https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525-860x572.jpg 860w, https:\/\/weatheramerica.com\/us\/wp-content\/uploads\/sites\/2\/2025\/05\/Southern-California_090525-219x146.jpg 219w\" sizes=\"auto, (max-width: 2122px) 100vw, 2122px\" \/><\/p>\n<p><strong>Hot and dry air mass sweeping across Los Angeles and nearby valleys<\/strong><\/p>\n<p>A <strong>dramatic spike in temperatures<\/strong> is hitting <strong>Southern California<\/strong>, pushing the region from a gloomy <strong>May gray<\/strong> into a <strong>potentially record-breaking heat wave<\/strong>. Beginning <strong>Friday, May 9<\/strong>, areas across <strong>Los Angeles County<\/strong>, particularly <strong>the San Fernando Valley<\/strong> and <strong>San Gabriel Valley<\/strong>, are forecast to sizzle under <strong>triple-digit temperatures<\/strong>.<\/p>\n<p>According to <strong>meteorologist Rose Schoenfeld<\/strong> with the <strong>National Weather Service in Oxnard<\/strong>, this warm spell marks a <strong>sudden and extreme temperature jump<\/strong>, with values ranging <strong>10 to 20 degrees Fahrenheit above seasonal averages<\/strong>.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Temperature outlook for key regions<\/strong><\/p>\n<p>On <strong>Friday<\/strong>, expect <strong>coastal areas<\/strong> like <strong>Santa Monica<\/strong>, <strong>Torrance<\/strong>, and <strong>LAX<\/strong> to climb into the <strong>mid-70s<\/strong> (about <strong>24\u00b0C<\/strong>), while <strong>valley zones<\/strong> will push into the <strong>90s\u00b0F<\/strong> (mid-30s\u00b0C). By <strong>Saturday, May 10<\/strong>, the heat will intensify further:<\/p>\n<ul>\n<li><strong>Woodland Hills<\/strong>: <strong>99\u00b0F<\/strong> (<strong>37\u00b0C<\/strong>)<\/li>\n<li><strong>Burbank<\/strong>: <strong>96\u00b0F<\/strong> (<strong>35.5\u00b0C<\/strong>)<\/li>\n<li><strong>Anaheim<\/strong>: <strong>94\u00b0F<\/strong> (<strong>34.5\u00b0C<\/strong>)<\/li>\n<li><strong>Irvine<\/strong>: <strong>87\u00b0F<\/strong> (<strong>30.5\u00b0C<\/strong>)<\/li>\n<li><strong>Riverside &amp; San Bernardino<\/strong>: <strong>98\u00b0F<\/strong> (<strong>36.5\u00b0C<\/strong>)<\/li>\n<\/ul>\n<p>Even along the <strong>coastline<\/strong>, traditionally tempered by the <strong>Pacific<\/strong>, the sun will dominate, with locals likely feeling the heat much more sharply than usual.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Forecasters urge caution as heat peaks<\/strong><\/p>\n<p>Although a <strong>formal heat advisory<\/strong> has not yet been issued, <strong>meteorologists are urging the public<\/strong> to remain cautious, especially during <strong>afternoon peak hours<\/strong>, when exposure to direct sun could increase the risk of <strong>heat-related stress<\/strong>. Residents are advised to keep hydrated and reduce <strong>outdoor exertion<\/strong>, especially in <strong>inland and valley areas<\/strong> where the heat will be most intense.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Cooler air returns by Mother\u2019s Day<\/strong><\/p>\n<p>Just as fast as it arrived, the <strong>heat wave<\/strong> will retreat. On <strong>Sunday, May 11<\/strong>, <strong>Mother\u2019s Day<\/strong>, temperatures will begin a <strong>gradual descent<\/strong>, and by <strong>Monday, May 12<\/strong>, a cool-down will sweep the region with highs falling back into the <strong>low to mid-70s\u00b0F<\/strong> (22\u201324\u00b0C). In fact, according to <strong>Schoenfeld<\/strong>, some locations may drop to <strong>below seasonal norms by up to 6\u00b0F<\/strong> (<strong>3\u00b0C<\/strong>) at the start of next week.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hot and dry air mass sweeping across Los Angeles and nearby valleys A dramatic spike in temperatures is hitting Southern California, pushing the region from a gloomy May gray into a potentially record-breaking heat wave. Beginning Friday, May 9, areas across Los Angeles County, particularly the San Fernando Valley and San Gabriel Valley, are forecast [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":2554,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2553","post","type-post","status-publish","format-standard","has-post-thumbnail","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Weather alert: Heat wave surges across Southern California - United States - Weather America<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/weatheramerica.com\/us\/2025\/05\/09\/weather-alert-heat-wave-surges-across-southern-california\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Weather alert: Heat wave surges across Southern California - United States - Weather America\" \/>\n<meta property=\"og:description\" content=\"Hot and dry air mass sweeping across Los Angeles and nearby valleys A dramatic spike in temperatures is hitting Southern California, pushing the region from a gloomy May gray into a potentially record-breaking heat wave. 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