{"id":700,"date":"2009-07-03T21:25:12","date_gmt":"2009-07-03T19:25:12","guid":{"rendered":"http:\/\/www.slometeo.net\/zaplana\/blog\/?p=700"},"modified":"2009-07-03T21:26:34","modified_gmt":"2009-07-03T19:26:34","slug":"nizke-tmeperature-novembra-2006","status":"publish","type":"post","link":"http:\/\/www.slometeo.net\/zaplana\/blog\/?p=700","title":{"rendered":"Nizke temperature novembra 2006"},"content":{"rendered":"<p style=\"text-align: justify;\"><span>Po zelo visokih temperaturah ob koncu oktobra  \t\t\tso \u00c5\u00bee \u00c4\u008dez nekaj dni sledile nizke temperature. Predvsem je bila  \t\t\tzanimiva no\u00c4\u008d na 3.november. Razmere za no\u00c4\u008dno ohlajanje  \t\t\tzraka so bile idealne, saj so v vi\u00c5\u00a1inah prevladovali severni  \t\t\tvetrovi. Takih razmer na Zaplani \u00c5\u00bee dolgo ni bilo, \u00c4\u008de bi se to  \t\t\tzgodilo sredi zime ob sne\u00c5\u00beni odeji bi temperature padle pod -20\u00c2\u00b0C.  \t\t\tPodatki iz zasebne meteorolo\u00c5\u00a1ke postaje na Spodnji Zaplani:<\/span><\/p>\n<p style=\"text-align: justify;\"><span>Iz grafa je vidno mo\u00c4\u008dno zni\u00c5\u00beanje vla\u00c5\u00benosti zraka (modra krivulja) v  \t\t\tdopoldanskem \u00c4\u008dasu. Tak padec vla\u00c5\u00benosti zraka ni presenetljiv, saj je  \t\t\ttakrat po Sloveniji, \u00c5\u00a1e posebno pod Karavankami, zapihal fenski  \t\t\tseverni veter. Na Zaplani je \u00c4\u008dez dan vlaga dosegla 29%, a ponekod po  \t\t\tSloveniji je bila vlaga \u00c5\u00a1e ni\u00c5\u00beja. A proti ve\u00c4\u008deru so se vla\u00c5\u00benostne  \t\t\trazmere na Zaplani \u00c5\u00a1e izbolj\u00c5\u00a1ale v primerjavi z drugimi kraji po  \t\t\tSloveniji. Bilo je namre\u00c4\u008d zelo hladno ob izredno nizki vla\u00c5\u00benosti  \t\t\tzraka, kar je temeljni pogoj za intenzivno no\u00c4\u008dno zni\u00c5\u00beanje  \t\t\ttemperature. Vodna para v zraku je namre\u00c4\u008d najpomembnej\u00c5\u00a1i toplogredni  \t\t\tplin, ki kot oblaki prepre\u00c4\u008duje no\u00c4\u008dno ohlajanje. \u00c4\u0152e imamo torej jasno  \t\t\tnebo pri 95% vlagi, se bo zrak kmalu &#8220;nasitil&#8221; z vlago, nastajala bo  \t\t\tmegla in temperatura bo prenehala padati. \u00c4\u0152e je pa vlaga ni\u00c5\u00beja,  \t\t\trecimo 30%, se bo zrak lahko nemoteno ohlajal (zato so v pu\u00c5\u00a1\u00c4\u008davah s  \t\t\tsuhim zrakom lahko tako velike temperaturne razlike med dnevom in  \t\t\tno\u00c4\u008djo). Na Zaplani je bila zve\u00c4\u008der temperatura -1,5\u00c2\u00b0C ob 33% vlagi. Temperatura  \t\t\trosi\u00c5\u00a1\u00c4\u008da je zna\u00c5\u00a1ala celo blizu -16\u00c2\u00b0C. Velja pa pravilo, da se  \t\t\ttemperatura zraka do jutra zni\u00c5\u00bea skoraj na vrednost rosi\u00c5\u00a1\u00c4\u008da v  \t\t\tve\u00c4\u008dernih urah. Iz tega vidika bi lahko temperature na Zaplani padle  \t\t\ttudi na okoli -10\u00c2\u00b0C. Vendar sta bila dva omejevalna dejavnika, da  \t\t\tzjutraj temperatura ni \u00c5\u00a1la ni\u00c5\u00beje od -5,9\u00c2\u00b0C. \u00c5\u00bde zgodaj pono\u00c4\u008di se je  \t\t\tod severa poobla\u00c4\u008dilo, ohlajanje se je upo\u00c4\u008dasnilo, pa tudi ko je bilo  \t\t\tjasno vreme temperatura ni pretirano mo\u00c4\u008dno padala, saj je bila  \t\t\tvla\u00c5\u00benost visoka v vi\u00c5\u00a1jih delih ozra\u00c4\u008dja (recimo na vi\u00c5\u00a1ini Kredarice,  \t\t\t2500m). Torej razmere na sami Zaplani so bile odli\u00c4\u008dne za nizke  \t\t\ttemperature, vendar ta potencial ni bil izkori\u00c5\u00a1\u00c4\u008den. V mrazi\u00c5\u00a1\u00c4\u008du  \t\t\tDolinca je bilo pri tleh izmerjeno -15,0\u00c2\u00b0C, na vi\u00c5\u00a1ini 2m nad tlemi  \t\t\tpa -12,3\u00c2\u00b0C, vendar je bilo v  \t\t\tsosednji kra\u00c5\u00a1ki vrta\u00c4\u008di imenovani &#8220;Dvoj\u00c4\u008dek&#8221; po nekaterih meritvah \u00c5\u00a1e  \t\t\thladneje.<\/span><\/p>\n<p>Naslednja no\u00c4\u008d naj bi bila po uradnih napovedih \u00c5\u00a1e bolj hladna, a \u00c5\u00bee  \t\t\tkmalu se je pokazalo da ne bo tako. Dopoldne so po zraku poplesavale  \t\t\tsne\u00c5\u00beinke, severni vetrovi so se v ni\u00c5\u00bejih plasteh ozra\u00c4\u008dja odklanjali  \t\t\tna vzhodno smer, zaradi \u00c4\u008desar na Zaplani ni bilo ve\u00c4\u008d brezvetrje,  \t\t\tpri\u00c4\u008del je pihati severovzhodni veter, vlaga je nara\u00c5\u00a1\u00c4\u008dala  \t\t\t(temperatura rosi\u00c5\u00a1\u00c4\u008da je bila precej vi\u00c5\u00a1ja kot prvi dan), pa tudi  \t\t\tbrez oblakov ni \u00c5\u00a1lo. Sredi no\u00c4\u008di se je tako ohladilo do samo -3,7\u00c2\u00b0C,  \t\t\tv mrazi\u00c5\u00a1\u00c4\u008du Dvoj\u00c4\u008dek je bilo pri tleh izmerjeno -13,5\u00c2\u00b0C.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Po zelo visokih temperaturah ob koncu oktobra so \u00c5\u00bee \u00c4\u008dez nekaj dni sledile nizke temperature. Predvsem je bila zanimiva no\u00c4\u008d na 3.november. Razmere za no\u00c4\u008dno ohlajanje zraka so bile idealne, saj so v vi\u00c5\u00a1inah prevladovali severni vetrovi. Takih razmer na Zaplani \u00c5\u00bee dolgo ni bilo, \u00c4\u008de bi se to zgodilo sredi zime ob sne\u00c5\u00beni odeji [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[12],"tags":[],"_links":{"self":[{"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=\/wp\/v2\/posts\/700"}],"collection":[{"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=700"}],"version-history":[{"count":3,"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=\/wp\/v2\/posts\/700\/revisions"}],"predecessor-version":[{"id":702,"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=\/wp\/v2\/posts\/700\/revisions\/702"}],"wp:attachment":[{"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=700"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=700"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.slometeo.net\/zaplana\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}