{"id":92513,"date":"2026-10-13T08:14:00","date_gmt":"2026-10-13T00:14:00","guid":{"rendered":"https:\/\/sgbuzz.com\/?p=92513"},"modified":"2026-10-13T08:14:00","modified_gmt":"2026-10-13T00:14:00","slug":"haze-in-singapore-persists-as-psi-stays-unhealthy","status":"publish","type":"post","link":"https:\/\/sgbuzz.com\/?p=92513","title":{"rendered":"Haze in Singapore persists as PSI stays unhealthy"},"content":{"rendered":"<p><br \/>\n<\/p>\n<div>\n<p class=\"text-primary article-summary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">SINGAPORE \u2013 Hazy conditions across Singapore remained overnight, with the 24-hour PSI for all regions staying within the unhealthy range.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">At 6am on Oct 13, the highest 24-hour Pollutant Standards Index (PSI) reading was recorded in the west at 173, followed by the central region (166), the east (148), the south (131) and the north (126).<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">Air quality is considered unhealthy when the PSI \u2013 a 24-hour rolling average of six key air pollutants \u2013 is in the range of 101 to 200.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">The hourly PM2.5 readings \u2013 measured in micrograms per cubic m and used as a gauge for\u00a0current air quality \u2013 were in the elevated zone for four regions of Singapore: central (110), east (99), west (97) and south (76).<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">Only the north region (55) recorded a reading in the normal zone, short<!-- --> <!-- -->of entering the elevated band.<\/p>\n<p><iframe class=\"responsive-iframe-base st_visuals st_visuals-embed\" title=\"st_visuals embed\" scrolling=\"no\" src=\"https:\/\/www.straitstimes.com\/multimedia\/graphics\/2026\/08\/singapore-haze-widget\/index.html\" allowfullscreen=\"\" allow=\"accelerometer;falseclipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share;\" loading=\"eager\" data-testid=\"responsiveIframe\"><\/iframe><\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">PM2.5 scores from 0 to 55 represent normal values, those between 56 and 150 indicate an elevated concentration of fine particles, while those between 151 and 250 are considered high.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">In its daily haze advisory in the evening of Oct 12, the National Environment Agency (NEA) forecast the 24-hour PSI for Singapore to be in the unhealthy range.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">It said: \u201cModerate to dense smoke plumes continued to be observed from fires in Kalimantan and southern Sumatra. Under prevailing south-easterly winds, smoke haze was observed drifting towards Singapore.\u201d<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">While some showers are expected over Singapore and parts of the surrounding region, dry conditions are forecast to persist over parts of southern Sumatra and Kalimantan, said NEA.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">Smoke haze may continue to drift towards Singapore\u00a0under\u00a0the prevailing easterly or south-easterly winds, added NEA.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">For the first time since October 2023, air quality in Singapore\u00a0<a href=\"https:\/\/www.straitstimes.com\/singapore\/haze-in-singapore-psi-crosses-101-in-central-region-as-air-quality-enters-unhealthy-range?ref=inline-article\" rel=\"noopener\" class=\"gap-x-04 items-center inline text-primary-60 select-auto\" aria-label=\"link\" target=\"_blank\" data-testid=\"custom-link\"><span class=\"inline font-tertiary-body-baseline-regular\" data-testid=\"typography-test-id\">breached unhealthy levels for the first time<\/span><\/a> on Sept 4. The NEA <!-- -->started <!-- -->issuing daily haze advisories since the evening of that day.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">The PSI\u00a0reached a peak for 2026 on Oct 9, reaching 192 in the central region between 5pm and 8pm.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">Similarly<!-- -->, the highest hourly PM2.5 reading to date in 2026 \u2013 171 \u2013 was recorded in the west at 2am that same day.<\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">The haze task force\u00a0announced on the evening of Oct 9 that, among other measures, <a href=\"https:\/\/www.straitstimes.com\/singapore\/environment\/n95-masks-will-be-distributed-to-eligible-singaporeans-when-psi-hits-201?ref=inline-article\" rel=\"noopener\" class=\"gap-x-04 items-center inline text-primary-60 select-auto\" aria-label=\"link\" target=\"_blank\" data-testid=\"custom-link\"><span class=\"inline font-tertiary-body-baseline-regular\" data-testid=\"typography-test-id\">it will distribute N95 masks to eligible Singaporeans when air quality hits \u201cvery unhealthy\u201d levels.<\/span><\/a><\/p>\n<p class=\"text-primary font-tertiary-body-baseline-regular\" data-testid=\"article-paragraph-annotation-test-id\">Such levels are denoted by a PSI reading of between 201 and 300.<\/p>\n<figure class=\"portrait inline-media-wrapper\" style=\"--aspect-article-portrait:1080 \/ 1350\" data-testid=\"inline-media-test-id\">\n<div class=\"flex flex-col items-start relative w-fit\"><picture><source media=\"(max-width: 480px)\" srcset=\"https:\/\/cassette.sphdigital.com.sg\/image\/straitstimes\/131c227bcbd6097fe818b224ffff2ca9b78cc628b863dd90bb56df2fb5835b55?w=480\"\/><source media=\"(min-width: 481px) and (max-width: 720px)\" srcset=\"https:\/\/cassette.sphdigital.com.sg\/image\/straitstimes\/131c227bcbd6097fe818b224ffff2ca9b78cc628b863dd90bb56df2fb5835b55?w=720\"\/><source media=\"(min-width: 721px and max-width: 3999px)\" srcset=\"https:\/\/cassette.sphdigital.com.sg\/image\/straitstimes\/131c227bcbd6097fe818b224ffff2ca9b78cc628b863dd90bb56df2fb5835b55?w=900\"\/><source media=\"(min-width: 4000px)\" srcset=\"https:\/\/cassette.sphdigital.com.sg\/image\/straitstimes\/131c227bcbd6097fe818b224ffff2ca9b78cc628b863dd90bb56df2fb5835b55\"\/><img decoding=\"async\" src=\"https:\/\/cassette.sphdigital.com.sg\/image\/straitstimes\/131c227bcbd6097fe818b224ffff2ca9b78cc628b863dd90bb56df2fb5835b55\" alt=\"How to plan outdoor activities during haze.\" class=\"aspect-portrait flex items-start shrink-0 portrait article-portrait object-contain mobile:w-auto tablet:w-auto\" data-testid=\"image-test-id\" loading=\"lazy\" fetchpriority=\"auto\"\/><\/picture><\/div>\n<\/figure>\n<\/div>\n<p><br \/>\n<center><br \/>\n<br \/><a href=\"https:\/\/www.straitstimes.com\/singapore\/haze-in-singapore-persists-24-hour-psi-remains-unhealthy-for-all-regions\" target=\"_blank\" rel=\"noopener\">Read Full Article At Source <\/a><br \/>\n<center\/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>SINGAPORE \u2013 Hazy conditions across Singapore remained overnight, with the 24-hour PSI for all regions staying within the unhealthy range. At 6am on Oct 13,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":92514,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[2611],"tags":[],"class_list":["post-92513","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-buzz-headlines","wpcat-2611-id"],"brizy_media":[],"_links":{"self":[{"href":"https:\/\/sgbuzz.com\/index.php?rest_route=\/wp\/v2\/posts\/92513","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sgbuzz.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sgbuzz.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sgbuzz.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sgbuzz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=92513"}],"version-history":[{"count":0,"href":"https:\/\/sgbuzz.com\/index.php?rest_route=\/wp\/v2\/posts\/92513\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sgbuzz.com\/index.php?rest_route=\/wp\/v2\/media\/92514"}],"wp:attachment":[{"href":"https:\/\/sgbuzz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=92513"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sgbuzz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=92513"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sgbuzz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=92513"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}