{"id":801414,"date":"2026-03-30T01:18:29","date_gmt":"2026-03-30T06:18:29","guid":{"rendered":"https:\/\/spaceweekly.com\/?p=801414"},"modified":"2026-03-30T01:18:29","modified_gmt":"2026-03-30T06:18:29","slug":"major-x1-4-solar-flare-erupts-from-ar-4405-producing-a-large-cme","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=801414","title":{"rendered":"Major X1.4 solar flare erupts from AR 4405, producing a large CME"},"content":{"rendered":"<p> <br \/>\n<\/p>\n<div>\n<p>A Type II Radio Emission with an estimated velocity of 1 872 km\/s was associated with the event, suggesting a coronal mass ejection (CME) was produced.<\/p>\n<p>Coronagraph imagery subsequently confirmed a very large, wide CME propagating eastward. A partial Earth-directed component remains possible. Further analysis is underway.<\/p>\n<p>A 10cm Radio Burst (Tenflare) with a peak flux of 1 800 sfu was detected from 02:54 to 03:42 UTC. A 10cm radio burst indicates that the electromagnetic burst associated with a solar flare at the 10cm wavelength was double or greater than the initial 10cm radio background. This can be indicative of significant radio noise in association with a solar flare.<\/p>\n<p>This noise is generally short-lived but can cause interference for sensitive receivers, including radar, GPS, and satellite communications.<\/p>\n<p>Radio frequencies were expected to be most degraded across East Asia, Indonesia, the Philippines, Australia, and the western Pacific.<\/p>\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\n<p>\n<iframe loading=\"lazy\" title=\"Major X1.4 solar flare erupts from AR 4405 - March 30, 2026\" width=\"1110\" height=\"624\" src=\"https:\/\/www.youtube.com\/embed\/ddQem6mw5Zw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<\/figure>\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\n<p>\n<iframe loading=\"lazy\" title=\"Major X1.4 solar flare erupts from AR 4405 - March 30, 2026 (close)\" width=\"1110\" height=\"624\" src=\"https:\/\/www.youtube.com\/embed\/nqRMCAk4D38?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<\/figure>\n<figure class=\"wp-block-image size-large\"><figcaption class=\"wp-element-caption\">Image credit: SWPC<\/figcaption><\/figure>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" data-lazyloaded=\"1\" decoding=\"async\" width=\"850\" height=\"475\" src=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/drap-x1.4-solar-flare-march-30-2026.webp\" alt=\"drap x1.4 solar flare march 30 2026\" class=\"wp-image-245826\" srcset=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/drap-x1.4-solar-flare-march-30-2026.webp 850w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/drap-x1.4-solar-flare-march-30-2026-300x168.webp 300w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/drap-x1.4-solar-flare-march-30-2026-768x429.webp 768w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/drap-x1.4-solar-flare-march-30-2026-180x100.webp 180w\" data-sizes=\"auto, (max-width: 850px) 100vw, 850px\"\/><figcaption class=\"wp-element-caption\">Image credit: SWPC<\/figcaption><\/figure>\n<\/div>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" data-lazyloaded=\"1\" decoding=\"async\" width=\"869\" height=\"867\" src=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c2-0336-x1.4-cme.webp\" alt=\"soho lasco c2 0336 x1.4 cme\" class=\"wp-image-245823\" srcset=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c2-0336-x1.4-cme.webp 869w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c2-0336-x1.4-cme-300x300.webp 300w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c2-0336-x1.4-cme-150x150.webp 150w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c2-0336-x1.4-cme-768x766.webp 768w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c2-0336-x1.4-cme-600x600.webp 600w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c2-0336-x1.4-cme-70x70.webp 70w\" data-sizes=\"auto, (max-width: 869px) 100vw, 869px\"\/><figcaption class=\"wp-element-caption\">Image credit: ESA\/NASA SOHO LASCO C2<\/figcaption><\/figure>\n<\/div>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" data-lazyloaded=\"1\" decoding=\"async\" width=\"869\" height=\"867\" src=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c3-0430-x1.4-cme.webp\" alt=\"soho lasco c3 0430 x1.4 cme\" class=\"wp-image-245824\" srcset=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c3-0430-x1.4-cme.webp 869w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c3-0430-x1.4-cme-300x300.webp 300w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c3-0430-x1.4-cme-150x150.webp 150w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c3-0430-x1.4-cme-768x766.webp 768w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c3-0430-x1.4-cme-600x600.webp 600w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/soho-lasco-c3-0430-x1.4-cme-70x70.webp 70w\" data-sizes=\"auto, (max-width: 869px) 100vw, 869px\"\/><figcaption class=\"wp-element-caption\">Image credit: ESA\/NASA SOHO LASCO C3<\/figcaption><\/figure>\n<\/div>\n<p>Solar activity was at low levels in 24 hours to 00:30 UTC today, with only C-class flaring. Solar wind parameters were indicative of a solar sector boundary crossing, with the total field increasing from 6 nT to a peak of 13 nT.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" data-lazyloaded=\"1\" decoding=\"async\" width=\"828\" height=\"830\" src=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/sunspots-march-30-2026.webp\" alt=\"sunspots march 30 2026\" class=\"wp-image-245827\" srcset=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/sunspots-march-30-2026.webp 828w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/sunspots-march-30-2026-300x300.webp 300w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/sunspots-march-30-2026-150x150.webp 150w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/sunspots-march-30-2026-768x770.webp 768w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/sunspots-march-30-2026-600x600.webp 600w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/sunspots-march-30-2026-70x70.webp 70w\" data-sizes=\"auto, (max-width: 828px) 100vw, 828px\"\/><figcaption class=\"wp-element-caption\">Sunspots on March 30, 2026. Credit: NASA\/SDO HMI<\/figcaption><\/figure>\n<\/div>\n<p>The Bz component underwent a few early southward deflections reaching -6 nT, but was mostly near neutral or northward after. Solar wind speeds increased from near 350 km\/s to near 450 km\/s by 00:30 UTC. Phi became positive at approximately 14:12 UTC on March 29.<\/p>\n<p>Additional enhancements due to the corotating interaction region (CIR) and coronal hole high speed stream (CH HSS) influences are expected on March 30 and continuing through March 31, with near ambient-like conditions returning by the end of April 1.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" data-lazyloaded=\"1\" decoding=\"async\" width=\"1024\" height=\"801\" src=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/rtsw-march-30-2026-1024x801.webp\" alt=\"rtsw march 30 2026\" class=\"wp-image-245825\" srcset=\"https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/rtsw-march-30-2026-1024x801.webp 1024w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/rtsw-march-30-2026-300x235.webp 300w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/rtsw-march-30-2026-768x601.webp 768w, https:\/\/watchers.news\/wp-content\/uploads\/2026\/03\/rtsw-march-30-2026.webp 1158w\" data-sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"\/><figcaption class=\"wp-element-caption\">Image credit: SWPC<\/figcaption><\/figure>\n<\/div>\n<p>The geomagnetic field was at quiet to active levels. G1 \u2013 Minor geomagnetic storming is forecast for March 30 due to recurrent positive polarity CH HSS effects. Unsettled to active conditions are then expected to persist into March 31, before giving way to quiet to unsettled levels as HSS effects wane. This forecast does not account for any possible geomagnetic effects from today\u2019s X1.4 flare.<\/p>\n<p>References:<\/p>\n<p><sup>1<\/sup> Forecast Discussion \u2013 NOAA\/SPWC \u2013 Issued at 00:30 UTC on March 30, 2026<\/p>\n<\/div>\n<p><br \/>\n<br \/><a href=\"https:\/\/watchers.news\/2026\/03\/30\/major-x1-4-solar-flare-erupts-from-ar-4405-producing-large-cme\/?rand=772108\">Source link <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A Type II Radio Emission with an estimated velocity of 1 872 km\/s was associated with the event, suggesting a coronal mass ejection (CME) was produced. Coronagraph imagery subsequently confirmed&hellip; <\/p>\n","protected":false},"author":1,"featured_media":801415,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"class_list":["post-801414","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-space-weather-reports"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/801414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=801414"}],"version-history":[{"count":0,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/801414\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/801415"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=801414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=801414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=801414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}