{"id":140,"date":"2019-07-24T20:32:52","date_gmt":"2019-07-24T18:32:52","guid":{"rendered":"https:\/\/meteo-wagenborgen.nl\/wp\/?p=140"},"modified":"2019-07-24T20:41:34","modified_gmt":"2019-07-24T18:41:34","slug":"24-july-2019-a-memorable-day","status":"publish","type":"post","link":"https:\/\/meteo-wagenborgen.nl\/wp\/2019\/07\/24\/24-july-2019-a-memorable-day\/","title":{"rendered":"24 july 2019 &#8211; A memorable day"},"content":{"rendered":"<p>It was a memorable day from a local meteorological point of view and this will continue until Saturday if the predictions are right. But because already many records were broken I make a note.<\/p>\n<p><!--more--><\/p>\n<p>First I&#8217;ll show the general weather overview of Western Europe with pressure and (sea)temperature as supplied by Windy.com (with the ECMWF model layer).<\/p>\n<div id=\"attachment_145\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-weerbeeld-om-19u30.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-145\" class=\"wp-image-145 size-medium\" src=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-weerbeeld-om-19u30-290x300.jpg\" alt=\"190724 weerbeeld om 19u30\" width=\"290\" height=\"300\" srcset=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-weerbeeld-om-19u30-290x300.jpg 290w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-weerbeeld-om-19u30-145x150.jpg 145w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-weerbeeld-om-19u30.jpg 545w\" sizes=\"auto, (max-width: 290px) 100vw, 290px\" \/><\/a><p id=\"caption-attachment-145\" class=\"wp-caption-text\">weerbeeld om 19u30 (klik om te vergroten)<\/p><\/div>\n<p>At 11h30 the temperature rose above 30 \u00b0C, rose to its maximum of 35.9 \u00b0C at 16h30 and started to decline seriously at 19h00. Humidity fell to 35%. These are conditions unheard of in the Netherlands. The temperature curve until 20h00 shows as follows.<\/p>\n<div id=\"attachment_144\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-temperatuurontwikkeling.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-144\" class=\"wp-image-144 size-medium\" src=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-temperatuurontwikkeling-300x184.jpg\" alt=\"190724 temperatuurontwikkeling\" width=\"300\" height=\"184\" srcset=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-temperatuurontwikkeling-300x184.jpg 300w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-temperatuurontwikkeling-150x92.jpg 150w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-temperatuurontwikkeling-768x471.jpg 768w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-temperatuurontwikkeling.jpg 912w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-144\" class=\"wp-caption-text\">Temperature development at De Wilgen (note: history of 2 days)<\/p><\/div>\n<p>Apart from breaking a record for this PWS <em>De Wilgen<\/em>, which was easy because I have been measuring now only for 6 weeks, many records of the official KNMI stations were also broken, as was the record for the highest temperature recorded in the Netherlands. And that is an event! The official station in De Bilt broke its temperature record as well.<\/p>\n<div id=\"attachment_143\" style=\"width: 160px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-alle-KNMI-stations.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-143\" class=\"wp-image-143 size-thumbnail\" src=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-alle-KNMI-stations-150x124.jpg\" alt=\"\" width=\"150\" height=\"124\" srcset=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-alle-KNMI-stations-150x124.jpg 150w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-alle-KNMI-stations-300x248.jpg 300w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-alle-KNMI-stations.jpg 371w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><p id=\"caption-attachment-143\" class=\"wp-caption-text\">Records official stations KNMI<\/p><\/div>\n<p><a href=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-de-Bilt.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-146 size-thumbnail\" src=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-de-Bilt-150x126.jpg\" alt=\"\" width=\"150\" height=\"126\" srcset=\"https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-de-Bilt-150x126.jpg 150w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-de-Bilt-300x253.jpg 300w, https:\/\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190724-records-van-de-Bilt.jpg 356w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<p>Record in De Bilt<\/p>\n<p>You can search all records for all official KNMI stations <a href=\"https:\/\/www.wetterzentrale.de\/extremes_day.php?station=9999999&amp;maand=7&amp;dag=24&amp;country=3&amp;order=1&amp;extreem=X_TX\">here<\/a> (the link has the date 24 July, there is no filter for the year).<\/p>\n<p>These are the highest temperatures recorded in the Netherlands ever (since measurements started). And tomorrow this may probably happen again, I will inform you with a short additional note.\u00a0<\/p>\n<p>You may be interested in the series on <a href=\"https:\/\/sargasso.nl\/wereldtemperatuur-update-juni-2019\/\">Sargasso.nl by Steeph<\/a>. You may also want to follow @Datagraver on site, especially the <a href=\"https:\/\/datagraver.com\/case\/klimaatgrafieken-nederland\"><em>Climate graphs Netherlands<\/em><\/a> and hist page with <a href=\"https:\/\/datagraver.com\/case\/well-known-climate-data-set-visualized-and-allways-updated\"><em>Well known climate data sets visualized and allways updated<\/em><\/a>. He also regularly publishes the <a href=\"https:\/\/twitter.com\/Datagraver\/status\/1154008118126399489\">graph of record count on twitter<\/a>. General news on the records <a href=\"https:\/\/www.nu.nl\/binnenland\/5969673\/hoogste-temperatuur-ooit-in-nederland-393-graden-gemeten-in-eindhoven.html\">here<\/a>.<\/p>\n<p>Summer is not over yet.<br \/>\nWe live in interesting times.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>It was a memorable day from a local meteorological point of view and this will continue until Saturday if the predictions are right. But because already many records were broken I make a note.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[6],"tags":[19,18],"class_list":["post-140","post","type-post","status-publish","format-standard","hentry","category-meteorology","tag-all-time-record","tag-temperature-record"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":155,"url":"https:\/\/meteo-wagenborgen.nl\/wp\/2019\/07\/25\/25-july-2019-another-memorable-day\/","url_meta":{"origin":140,"position":0},"title":"25 July 2019 &#8211; Another memorable day","author":"HansR","date":"25th July 2019","format":false,"excerpt":"Yesterday I wrote a blog about the high temperatures in the Netherlands and the breaking of all existing temperature records. 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First time ever means since formal measurement began in 1901 and even since\u2026","rel":"","context":"In &quot;Meteorology&quot;","block_context":{"text":"Meteorology","link":"https:\/\/meteo-wagenborgen.nl\/wp\/category\/meteorology\/"},"img":{"alt_text":"Temperature distribution 25 july 2019","src":"https:\/\/i0.wp.com\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/07\/190725-temperatuurverdeling-om-16u30-249x300.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":313,"url":"https:\/\/meteo-wagenborgen.nl\/wp\/2019\/09\/26\/corrections-to-the-august-roche-magnus-equation-in-pwsfwi\/","url_meta":{"origin":140,"position":1},"title":"Corrections to the August-Roche-Magnus equation in pwsFWI","author":"HansR","date":"26th September 2019","format":false,"excerpt":"Now that version 0.9.0 of my Fire Weather Index for personal weather stations (pwsFWI) has been released in the context of CumulusUtils (I may separate it later into an independent program), it is time to look at formula corrections. 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I described this already a short\u2026","rel":"","context":"In &quot;Algemeen&quot;","block_context":{"text":"Algemeen","link":"https:\/\/meteo-wagenborgen.nl\/wp\/category\/algemeen\/"},"img":{"alt_text":"UNI-T UT330C","src":"https:\/\/i0.wp.com\/meteo-wagenborgen.nl\/wp\/wp-content\/uploads\/2019\/08\/20190809_1950341-300x169.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":226,"url":"https:\/\/meteo-wagenborgen.nl\/wp\/2019\/08\/19\/an-effort-for-a-simpler-fire-weather-index\/","url_meta":{"origin":140,"position":3},"title":"An effort for a simpler fire weather index","author":"HansR","date":"19th August 2019","format":false,"excerpt":"In this blog I will propose a fire weather index for PWSs. The goal is to get fuel parameters out of the equation. This means that species, litter type or geography, will not play a role as they do in the Canadian FWI. 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