{"id":3220,"date":"2022-04-25T08:41:41","date_gmt":"2022-04-25T11:41:41","guid":{"rendered":"http:\/\/www.summersidearc.com\/?p=3220"},"modified":"2022-04-25T08:41:42","modified_gmt":"2022-04-25T11:41:42","slug":"noaa-sti-and-alerts","status":"publish","type":"post","link":"http:\/\/www.summersidearc.com\/index.php\/2022\/04\/25\/noaa-sti-and-alerts\/","title":{"rendered":"NOAA STI and Alerts…."},"content":{"rendered":"\n

:Product: Geophysical Alert Message wwv.txt
:Issued: 2022 Apr 25 0610 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
#
# Geophysical Alert Message
#
Solar-terrestrial indices for 24 April follow.
Solar flux 159 and estimated planetary A-index 5.
The estimated planetary K-index at 0600 UTC on 25 April was 1.<\/p>\n\n\n\n

Space weather for the past 24 hours has been minor.
Radio blackouts reaching the R1 level occurred.<\/p>\n\n\n\n

No space weather storms are predicted for the next 24 hours.<\/p>\n\n\n\n

NOAA Alerts<\/h3>\n\n\n\n

Space Weather Message Code: ALTK04
Serial Number: 2291
Issue Time: 2022 Apr 24 0003 UTC<\/p>\n\n\n\n

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2022 Apr 23 2359 UTC
Synoptic Period: 2100-0000 UTC<\/p>\n\n\n\n

Active Warning: Yes<\/p>\n\n\n\n

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov\/noaa-scales-explanation<\/p>\n\n\n\n

Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents – Weak power grid fluctuations can occur.<\/p>\n\n\n\n

DOUBLE SOLAR FLARE:<\/strong>\u00a0Sunspot AR2993 erupted twice in quick succession on April 25th, producing\u00a0an overlapping pair<\/a>\u00a0of M1-class solar flares:\u00a0movie<\/a>. The double-blast caused a minor albeit\u00a0long-lasting radio blackout<\/a>\u00a0over southeast Asia and Australia, affecting frequencies below 20 MHz. Stay tuned for updates about a possible CME.<\/p>\n","protected":false},"excerpt":{"rendered":"

:Product: Geophysical Alert Message wwv.txt:Issued: 2022 Apr 25 0610 UTC# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center## Geophysical Alert Message#Solar-terrestrial indices for 24 April follow.Solar flux 159 and estimated planetary A-index 5.The estimated planetary K-index Read more\u2026 <\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3220","post","type-post","status-publish","format-standard","hentry","category-archive"],"_links":{"self":[{"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/posts\/3220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/comments?post=3220"}],"version-history":[{"count":1,"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/posts\/3220\/revisions"}],"predecessor-version":[{"id":3221,"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/posts\/3220\/revisions\/3221"}],"wp:attachment":[{"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/media?parent=3220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/categories?post=3220"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.summersidearc.com\/index.php\/wp-json\/wp\/v2\/tags?post=3220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}