{"id":26325,"date":"2020-05-26T08:37:17","date_gmt":"2020-05-26T08:37:17","guid":{"rendered":"https:\/\/www.meteo.cat\/wpweb\/?page_id=26325"},"modified":"2026-04-14T08:11:11","modified_gmt":"2026-04-14T08:11:11","slug":"situacio-meteorologica-de-perill","status":"publish","type":"page","link":"https:\/\/www.meteo.cat\/wpweb\/divulgacio\/la-prediccio-meteorologica\/situacio-meteorologica-de-perill\/","title":{"rendered":"Situaci\u00f3 Meteorol\u00f2gica de Perill"},"content":{"rendered":"\n<nav class=\"ancores\" id=\"inici\">\n<a href=\"#smp\">Definici\u00f3 de Situaci\u00f3 Meteorol\u00f2gica de Perill (SMP)<\/a>\n<a href=\"#grau\">Grau de perill<\/a>\n<a href=\"#avisos\">Tipologies d&#8217;avisos meteorol\u00f2gics<\/a>\n<\/nav>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"smp\">Definici\u00f3 de Situaci\u00f3 Meteorol\u00f2gica de Perill (SMP)<\/h2>\n\n\n\n<p>El Servei Meteorol\u00f2gic de Catalunya (SMC) identifica una <strong>Situaci\u00f3 Meteorol\u00f2gica de Perill (SMP)<\/strong>&nbsp;quan es preveu la superaci\u00f3 d\u2019uns llindars espec\u00edfics per cada meteor.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<table class=\"sortable uvi\" summary=\"Avisos\">\n<thead>\n<tr>\n<th class=\"w20\" scope=\"col\"><strong>Meteor<\/strong><\/th>\n<th class=\"w20\" scope=\"col\"><strong>Icona<\/strong><\/th>\n<th class=\"w40\" scope=\"col\"><strong>Llindar<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n\n<tr class=\"odd\">\n<th rowspan=\"4\" scope=\"rowgroup\">\n<strong>Temps violent<\/strong>\n<\/th>\n\n<td rowspan=\"4\" style=\"text-align: center;vertical-align: middle;\">\n<img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/tempsviolent.png\" alt=\"temps violent\" width=\"30\" height=\"30\">\n<\/td>\n\n<td>\nPedra de di\u00e0metre  &gt; 2 cm\n<\/td>\n<\/tr>\n\n<tr class=\"even\">\n<td>Ratxes de vent  &gt; 90 km\/h (25 m\/s)<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>Esclafits<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>Tornados o m\u00e0negues<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<table class=\"sortable uvi\" summary=\"Avisos\">\n<thead>\n<tr>\n<th class=\"w20\" scope=\"col\"><strong>Meteor<\/strong><\/th>\n<th class=\"w20\" scope=\"col\"><strong>Icona<\/strong><\/th>\n<th class=\"w40\" scope=\"col\"><strong>Llindar baix<\/strong><\/th>\n<th class=\"w40\" scope=\"col\"><strong>Llindar alt<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\">\n<th scope=\"rowgroup\"><strong>Intensitat de pluja en 30 minuts<\/strong>\n<\/th>\n<td><img loading=\"lazy\" src=\"https:\/\/static-pre.meteo.cat\/assets-w3\/images\/smp\/intensitat30min.png\" alt=\"n\u00favol i pluja\" width=\"30\" height=\"30\"><\/td>\n<td>Intensitat &gt; 20 mm \/ 30 minuts<\/td>\n<td>Intensitat &gt; 40 mm \/ 30 minuts<\/td>\n<\/tr>\n\n<tr class=\"even\">\n<th scope=\"rowgroup\"><strong>Intensitat de pluja en 3 hores<\/strong>\n<\/th>\n<td><img loading=\"lazy\" src=\"https:\/\/static-pre.meteo.cat\/assets-w3\/images\/smp\/intensitat3h.png\" alt=\"n\u00favol i pluja\" width=\"30\" height=\"30\"><\/td>\n<td>Intensitat &gt; 60 mm \/ 3 hores<\/td>\n<td>Intensitat &gt; 90 mm \/ 3 hores<\/td>\n<\/tr>\n\n<tr class=\"odd\">\n<th scope=\"rowgroup\"><strong>Acumulaci\u00f3 de pluja<\/strong>\n<\/th>\n<td style=\"text-align: center;vertical-align: middle;\"><img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/acumulacio.png\" alt=\"n\u00favol i pluja\" width=\"30\" height=\"30\"><\/td>\n<td>Acumulada &gt; 100 mm \/24 hores<\/td>\n<td>Acumulada &gt; 200 mm \/24 hores<\/td>\n<\/tr>\n<tr class=\"even\">\n<th rowspan=\"5\" scope=\"rowgroup\"><strong>Neu acumulada en 24 hores<\/strong>\n<\/th>\n<td rowspan=\"5\" style=\"text-align: center;vertical-align: middle;\"><img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/neu.png\" alt=\"n\u00favol i pluja\" width=\"30\" height=\"30\"><\/td>\n<td>gruix \u2265 0 cm a cotes inferiors a 300 metres<\/td>\n<td>gruix &gt; 5 cm a cotes inferiors a 300 metres<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>gruix &gt; 2 cm a cotes superiors a 300 metres fins a 600 metres<\/td>\n<td>gruix &gt; 15 cm a cotes superiors a 300 metres fins a 600 metres<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>gruix &gt; 5 cm a cotes superiors a 600 metres fins a 800 metres<\/td>\n<td>gruix &gt; 20 cm a cotes superiors a 600 metres fins a 800 metres<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>gruix &gt; 10 cm a cotes superiors a 800 metres fins a 1000 metres<\/td>\n<td>gruix &gt; 30 cm a cotes superiors a 800 metres fins a 1000 metres<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>gruix &gt; 20 cm a cotes superiors a 1000 metres fins a 1500 metres<\/td>\n<td>gruix &gt; 50 cm a cotes superiors a 1000 metres fins a 1500 metres<\/td>\n<\/tr>\n<tr class=\"odd\">\n<th rowspan=\"3\" scope=\"rowgroup\"><span style=\"color: #ffffff;\"><strong>Vent<\/strong>\n<\/span>\n<p><a style=\"color:white;text-decoration:underline;font-size:1.2em\" href=\"\/wpweb\/divulgacio\/la-prediccio-meteorologica\/situacio-meteorologica-de-perill\/distribucio-territorial-de-llindars\/#vent\">Distribuci\u00f3 territorial del llindar<\/a><\/p>\n<\/th>\n<td rowspan=\"3\" style=\"text-align: center;vertical-align: middle;\"><img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/vent.png\" alt=\"vent fort\" width=\"30\" height=\"30\"><\/td>\n<td>Ratxa m\u00e0xima &gt; 72 km\/h (20 m\/s) \n<p>Anoia, Alt Pened\u00e8s, Bages, Baix Llobregat, Baix Pened\u00e8s, Barcelon\u00e8s, Garraf, Giron\u00e8s, Maresme, Moian\u00e8s, Osona, Pla d\u2019Urgell, Segarra, Segri\u00e0, Selva, Tarragon\u00e8s, Urgell, Vall\u00e8s Occidental i Vall\u00e8s Oriental<\/p>\n<\/td>\n<td>Ratxa m\u00e0xima &gt; 108 km\/h (30 m\/s) \n<p>Anoia, Alt Pened\u00e8s, Bages, Baix Llobregat, Baix Pened\u00e8s, Barcelon\u00e8s, Garraf, Giron\u00e8s, Maresme, Moian\u00e8s, Osona, Pla d\u2019Urgell, Segarra, Segri\u00e0, Selva, Tarragon\u00e8s, Urgell, Vall\u00e8s Occidental i Vall\u00e8s Oriental <\/p>\n<\/td>\n<\/tr>\n<tr class=\"even\">\n<td>Ratxa m\u00e0xima &gt; 90 km\/h (25 m\/s) \n<p>Alt Camp, Alt Urgell, Alta Ribagor\u00e7a, Baix Camp, Baix Empord\u00e0, Bergued\u00e0, Cerdanya, Conca de Barber\u00e0, Garrigues, Garrotxa, Noguera, Pallars Juss\u00e0, Pallars Sobir\u00e0, Pla de l\u2019Estany, Priorat, Ribera d\u2019Ebre, Ripoll\u00e8s, Solson\u00e8s, Terra Alta i Val d\u2019Aran <\/p>\n<\/td>\n<td>Ratxa m\u00e0xima &gt; 126 km\/h (35 m\/s) \n<p>Alt Camp, Alt Urgell, Alta Ribagor\u00e7a, Baix Camp, Baix Empord\u00e0, Bergued\u00e0, Cerdanya, Conca de Barber\u00e0, Garrigues, Garrotxa, Noguera, Pallars Juss\u00e0, Pallars Sobir\u00e0, Pla de l\u2019Estany, Priorat, Ribera d\u2019Ebre, Ripoll\u00e8s, Solson\u00e8s, Terra Alta i Val d\u2019Aran <\/p>\n<\/td>\n<\/tr>\n<tr class=\"odd\">\n<td>Ratxa m\u00e0xima &gt; 108 km\/h (30 m\/s) \n<p>Alt Empord\u00e0, Baix Ebre i Montsi\u00e0<\/p>\n<\/td>\n<td>Ratxa m\u00e0xima &gt; 144 km\/h (40 m\/s) \n<p>Alt Empord\u00e0, Baix Ebre i Montsi\u00e0<\/p>\n<\/td>\n<\/tr>\n<tr class=\"even\">\n<th scope=\"rowgroup\"><strong>Estat de la mar<\/strong>\n<\/th>\n<td style=\"text-align: center;vertical-align: middle;\"><img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/mar.png\" alt=\"maregassa\" width=\"30\" height=\"30\"><\/td>\n<td>Onades &gt; 2.50 metres (maregassa)<\/td>\n<td>Onades &gt; 4.00 metres (mar brava)<\/td>\n<\/tr>\n<tr class=\"odd\">\n<th scope=\"rowgroup\"><strong>Fred<\/strong>\n<p><a style=\"color:white;text-decoration:underline;font-size:1.2em\" href=\"\/wpweb\/divulgacio\/la-prediccio-meteorologica\/situacio-meteorologica-de-perill\/distribucio-territorial-de-llindars\/#fred\">Distribuci\u00f3 territorial del llindar<\/a><\/p>\n<\/th>\n<td style=\"text-align: center;vertical-align: middle;\"><img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/fred.png\" alt=\"term\u00f2metre blau\" width=\"30\" height=\"30\"><\/td>\n<td>Fred intens: temperatura inferior al percentil 2 de la temperatura m\u00ednima di\u00e0ria dels mesos de desembre a mar\u00e7.<\/td>\n<td>Fred molt intens: temperatura inferior al percentil 2 de la temperatura m\u00ednima di\u00e0ria dels mesos de desembre a mar\u00e7 menys dos graus Celcius.<\/td>\n<\/tr>\n<tr class=\"even\">\n<th scope=\"rowgroup\"><strong>Calor<\/strong>\n<p><a style=\"color:white;text-decoration:underline;font-size:1.2em\" href=\"\/wpweb\/divulgacio\/la-prediccio-meteorologica\/situacio-meteorologica-de-perill\/distribucio-territorial-de-llindars\/#calor\">Distribuci\u00f3 territorial del llindar<\/a><\/p>\n<\/th>\n<td style=\"text-align: center;vertical-align: middle;\"><img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/calor.png\" alt=\"term\u00f2metre vermell\" width=\"30\" height=\"30\"><\/td>\n<td>Calor intensa:&nbsp;temperatura m\u00e0xima superior al percentil 98 de la temperatura m\u00e0xima di\u00e0ria dels mesos de juny a agost.<\/td>\n<td>Calor molt intensa:&nbsp;temperatura m\u00e0xima superior al percentil 98 de la temperatura m\u00e0xima di\u00e0ria dels mesos de juny a agost m\u00e9s dos graus Celsius.<\/td>\n<\/tr>\n\n<tr class=\"even\">\n<th scope=\"rowgroup\"><strong>Calor nocturna<\/strong>\n<p>Av\u00eds en proves<\/p>\n<p><a style=\"color:white;text-decoration:underline;font-size:1.2em\" href=\"\/wpweb\/divulgacio\/la-prediccio-meteorologica\/situacio-meteorologica-de-perill\/distribucio-territorial-de-llindars\/#calornocturna\">Distribuci\u00f3 territorial del llindar<\/a><\/p>\n<\/th>\n<td style=\"text-align: center;vertical-align: middle;\"><img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/calornocturna.png\" alt=\"term\u00f2metre vermell nit\" width=\"30\" height=\"30\"><\/td>\n<td>Calor nocturna intensa:&nbsp;temperatura m\u00ednima superior el percentil 98 de la temperatura m\u00ednima di\u00e0ria dels mesos de juny a agost. \n\n<\/td>\n<td>Calor nocturna molt intensa:&nbsp;temperatura m\u00ednima superior el percentil 98 de la temperatura m\u00ednima di\u00e0ria dels mesos de juny a agost m\u00e9s dos graus Celsius.\n\n<\/td>\n<\/tr>\n\n<\/tbody>\n<\/table>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"grau\">Grau de perill<\/h2>\n\n\n\n<p>La Situaci\u00f3 Meteorol\u00f2gica de Perill&nbsp; es&nbsp; classifica segons el <strong>grau de perill<\/strong> que<strong> <\/strong>t\u00e9 una escala del 0 al 6 que s\u2019agrupen en un codi semaf\u00f2ric de 4 colors i trames. El grau es determina segons la relaci\u00f3 entre entre el llindar que es pot superar i la probabilitat d\u2019ocurr\u00e8ncia del fenomen meteorol\u00f2gic al territori.<\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"llegendaAvisos\">\n<table class=\"matriu\" border=\"0\" width=\"400px\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"barrav\"><strong>LLINDAR<\/strong><\/td>\n<td class=\"grau\"><\/td>\n<td class=\"grau\"><\/td>\n<td class=\"grau\"><\/td>\n<td class=\"grau\"><\/td>\n<\/tr>\n<tr>\n<td class=\"barrav\">Llindar alt<\/td>\n<td class=\"grau\" align=\"center\"><span class=\"taronja\"><span class=\"valor\">4<\/span><\/span><\/td>\n<td class=\"grau\" align=\"center\"><span class=\"vermell\"><span class=\"valor\">5<\/span><\/span><\/td>\n<td class=\"grau\" align=\"center\"><span class=\"vermell\"><span class=\"valor\">6<\/span><\/span><\/td>\n<td class=\"grau\"><\/td>\n<\/tr>\n<tr>\n<td class=\"barrav\">Llindar baix<\/td>\n<td class=\"grau\" align=\"center\"><span class=\"groc\"><span class=\"valor\">1<\/span><\/span><\/td>\n<td class=\"grau\" align=\"center\"><span class=\"groc\"><span class=\"valor\">2<\/span><\/span><\/td>\n<td class=\"grau\" align=\"center\"><span class=\"taronja\"><span class=\"valor\">3<\/span><\/span><\/td>\n<td class=\"grau\"><\/td>\n<\/tr>\n<tr>\n<td class=\"barrav\">Sense av\u00eds<\/td>\n<td class=\"barrah\" colspan=\"3\" align=\"center\"><span class=\"verd\"><span class=\"valor\">0<\/span><\/span><\/td>\n<td class=\"grau\"><\/td>\n<\/tr>\n<tr>\n<td class=\"grau\"><\/td>\n<td class=\"grau\">BAIXA<\/td>\n<td class=\"grau\">MITJANA<\/td>\n<td class=\"grau\">ALTA<\/td>\n<td class=\"grau\" colspan=\"1\">\n<strong>PROBABILITAT<\/strong>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"llegendaAvisos\">\n<h3>Grau de perill<\/h3>\n<ul>\n<li><img src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/llegenda-smp-0.png\" alt=\"Color verd\">Sense perill<\/li>\n<li><img src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/llegenda-smp-1.png\" alt=\"Color groc\"><img src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/trama-smp-1.png\" alt=\"Color groc amb trama\">Moderat<\/li>\n<li><img src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/llegenda-smp-2.png\" alt=\"Color taronja\"><img src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/trama-smp-2.png\" alt=\"Color taronja amb trama\">Alt<\/li>\n<li><img src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/llegenda-smp-3.png\" alt=\"Color vermell\"><img src=\"https:\/\/static-m.meteo.cat\/assets-w3\/images\/smp\/trama-smp-3.png\" alt=\"Color vermell amb trama\">Molt alt<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p> La probabilitat es divideix en els seg\u00fcents rangs: <\/p>\n\n\n\n<ul><li>Probabilitat Alta: superior al 70%<\/li><li>Probabilitat Mitjana: entre el 30% i el 70%<\/li><li>Probabilitat Baixa: entre el 10% i el 30%<\/li><\/ul>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<a href=\"#inici\" title=\"Puja\" class=\"go-top\">Puja<\/a>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"avisos\">Tipologies d&#8217;avisos meteorol\u00f2gics<\/h2>\n\n\n\n<p>En el moment que l\u2019Equip de Predicci\u00f3 i Vigil\u00e0ncia (EPV) de l\u2019SMC identifica la superaci\u00f3 d\u2019algun dels llindars anteriors emet un comunicat que tindr\u00e0 unes caracter\u00edstiques segons el meteor i l\u2019horitz\u00f3 de predicci\u00f3. El comunicat s\u2019envia immediatament al Centre de Coordinaci\u00f3 Operativa de Catalunya (<a href=\"http:\/\/interior.gencat.cat\/ca\/arees_dactuacio\/proteccio_civil\/cecat\/\">CECAT<\/a>), del Departament d&#8217;Interior que ser\u00e0 qui activar\u00e0 el <a href=\"http:\/\/interior.gencat.cat\/ca\/arees_dactuacio\/proteccio_civil\/\">Pla de Protecci\u00f3 Civil<\/a> corresponent.<\/p>\n\n\n\n<nav class=\"ancores\" id=\"inici2\">\n<a href=\"#preavisos\">Preavisos<\/a>\n<a href=\"#avisosg\">Avisos<\/a>\n<a href=\"#avisosvigilancia\">Avisos de Vigil\u00e0ncia<\/a>\n<a href=\"#avisostempsviolent\">Avisos de Vigil\u00e0ncia per temps violent<\/a>\n<\/nav>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"preavisos\">Preavisos<\/h3>\n\n\n\n<p>S&#8217;emet un <strong>Preav\u00eds<\/strong> de Situaci\u00f3 Meteorol\u00f2gica de Perill quan es preveu la superaci\u00f3 d\u2019un llindar a partir del tercer dia de predicci\u00f3.<\/p>\n\n\n\n<p>En el Preav\u00eds s\u2019indica per quin interval de temps \u00e9s v\u00e0lid, a quin meteor fa refer\u00e8ncia i s\u2019avalua el <strong>grau de perill<\/strong> m\u00e0xim de l\u2019episodi a nivell de Catalunya. Tamb\u00e9 es realitza una breu descripci\u00f3 de l\u2019evoluci\u00f3 de la situaci\u00f3 meteorol\u00f2gica.<\/p>\n\n\n\n<p>A la web trobar\u00e0s els Preavisos vigent a la part inferior del mapa de la predicci\u00f3.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img src=\"https:\/\/static-m.meteo.cat\/wordpressweb\/wp-content\/uploads\/2020\/05\/13103148\/preavisosSMP.jpg\" alt=\"\"\/><\/figure><\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<a href=\"#inici2\" title=\"Puja\" class=\"go-top\">Puja<\/a>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"avisosg\">Avisos<\/h3>\n\n\n\n<p>L&#8217;<strong>Av\u00eds<\/strong> de Situaci\u00f3 Meteorol\u00f2gica de Perill s&#8217;emet quan es preveu la superaci\u00f3 d\u2019un llindar en el dia present i fins el tercer dia de predicci\u00f3. A cada comarca se li assigna un grau de perill.<\/p>\n\n\n\n<p>El grau de perill es representa per comarques i en intervals temporals de 6 h.<\/p>\n\n\n\n<ul><li>00 hores T.U. a 06 hores T.U.<\/li><li>06 hores T.U. a 12 hores T.U.<\/li><li>12 hores T.U. a 18 hores T.U.<\/li><li>18 hores T.U. a 24 hores T.U.<\/li><\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Cal sumar una hora en horari d&#8217;hivern i dues en horari d&#8217;estiu per passar a l&#8217;hora oficial. <\/p>\n\n\n\n<p>Per cada meteor s\u2019elabora un informe diari amb la seg\u00fcent informaci\u00f3: <\/p>\n\n\n\n<ul><li>a la cap\u00e7alera s\u2019informa del tipus d\u2019av\u00eds i el meteor, del dia per qual \u00e9s v\u00e0lid l\u2019av\u00eds i el dia i l\u2019hora en que l\u2019av\u00eds s\u2019ha em\u00e8s<\/li><li>els mapes indiquen el grau de perill per cada comarca i franja hor\u00e0ria<\/li><li>i a la informaci\u00f3 descriptiva trobem els seg\u00fcents apartats:<ul><li>el grau de perill m\u00e0xim del dia per tot Catalunya<\/li><li>el llindar que es preveu superar<\/li><li>la distribuci\u00f3 geogr\u00e0fica diferenciant, fenomen local si es preveu que afecti menys del 30% de la zona avisada, fenomen extens si estar\u00e0 entre un 30 i 70% i fenomen general si la zona afectada ser\u00e0 superior al 70%.<\/li><li>un apartat de descripci\u00f3 on el predictor indicar\u00e0 tots els detalls destacable en la situaci\u00f3 meteorol\u00f2gica de perill<\/li><\/ul><\/li><\/ul>\n\n\n\n<div class=\"wp-block-image size-full size-large\"><figure class=\"aligncenter\"><img src=\"https:\/\/static-m.meteo.cat\/wordpresswebpre\/wp-content\/uploads\/2025\/07\/24090212\/exemple_avis-1.jpg\" alt=\"Exemple informe av\u00eds.\" class=\"wp-image-35181\"\/><\/figure><\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<a href=\"#inici2\" title=\"Puja\" class=\"go-top\">Puja<\/a>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"avisosobservacio\">Avisos de Vigil\u00e0ncia<\/h3>\n\n\n\n<p>S\u2019emet un&nbsp;Av\u00eds de Vigil\u00e0ncia quan es detecta la superaci\u00f3 d\u2019un dels llindars, anteriorment mencionats, en una zona que no ha estat pr\u00e8viament avisada o per emfatitzar un fenomen meteorol\u00f2gic destacat en una zona avisada, i se&#8217;n fa una predicci\u00f3 a curt termini, \u00e9s a dir, a unes hores vista.<\/p>\n\n\n\n<p>En els Avisos de Vigil\u00e0ncia s&#8217;assenyalen les comarques afectades per fenomen meteorol\u00f2gic i les possiblement afectades a curt termini.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"llegendaAvisos\">\n<table class=\"matriu\" border=\"0\" width=\"400px\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"barrav\"><strong>LLINDAR<\/strong><\/td>\n<td class=\"grau\"><\/td>\n<td class=\"grau\"><\/td>\n<td class=\"grau\"><\/td>\n<\/tr>\n<tr>\n<td class=\"barrav\">Llindar alt<\/td>\n<td class=\"grau\" align=\"center\"><span class=\"taronja \"><span class=\"valor\">3-4<\/span><\/span><\/td>\n<td class=\"grau\" align=\"center\"><span class=\"vermell \"><span class=\"valor\">5-6<\/span><\/span><\/td>\n<td class=\"grau\"><\/td>\n<\/tr>\n<tr>\n<td class=\"barrav\">Llindar baix<\/td>\n<td class=\"grau\" align=\"center\"><span class=\"groc\"><span class=\"valor\">1-2<\/span><\/span><\/td>\n<td class=\"grau\" align=\"center\"><span class=\"taronja\"><span class=\"valor\">3-4<\/span><\/span><\/td>\n<td class=\"grau\"><\/td>\n<\/tr>\n<tr>\n<td class=\"barrav\">Sense av\u00eds<\/td>\n<td class=\"barrah\" colspan=\"2\" align=\"center\"><span class=\"verd\"><span class=\"valor\">0<\/span><\/span><\/td>\n<td class=\"grau\"><\/td>\n<\/tr>\n<tr>\n<td class=\"grau\"><\/td>\n<td class=\"grau\">Comarques afectades a curt termini<\/td>\n<td class=\"grau\">Comarques afectades<\/td>\n<td class=\"grau\" colspan=\"1\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n\n\n<p>Quan s\u2019elabora un\u00a0Av\u00eds de Vigil\u00e0ncia\u00a0s<strong>\u2019<\/strong>emet un informe amb la seg\u00fcent informaci\u00f3:<\/p>\n\n\n\n<ul><li>a la cap\u00e7alera s\u2019informa del tipus d\u2019av\u00eds, el meteor, del dia i hores per qual \u00e9s v\u00e0lid l\u2019av\u00eds i el dia i l\u2019hora en que l\u2019av\u00eds s\u2019ha em\u00e8s<\/li><li>mapa de Catalunya amb el grau de perill en cada comarca<\/li><li>i a la informaci\u00f3 descriptiva trobem els seg\u00fcents apartats:<ul><li>el meteor al qual fa refer\u00e8ncia l\u2019av\u00eds<\/li><li>el grau de perill m\u00e0xim del dia per tot Catalunya<\/li><li>el llindar que es pot superar<\/li><li>un apartat de descripci\u00f3 on el predictor indicar\u00e0 tots els detalls destacables en la situaci\u00f3 meteorol\u00f2gica de perill<\/li><\/ul><\/li><\/ul>\n\n\n\n<div class=\"wp-block-image size-full size-large\"><figure class=\"aligncenter\"><a href=\"https:\/\/static-m.meteo.cat\/wordpresswebpre\/wp-content\/uploads\/2025\/07\/24085858\/exemple_avis_vigilancia.jpg\"><img src=\"https:\/\/static-m.meteo.cat\/wordpresswebpre\/wp-content\/uploads\/2025\/07\/24085858\/exemple_avis_vigilancia.jpg\" alt=\"Exemple d'un informe d'un av\u00eds de vigil\u00e0ncia\" class=\"wp-image-35179\"\/><\/a><\/figure><\/div>\n\n\n\n<p>Un tipus particular d&#8217;Av\u00eds de Vigil\u00e0ncia \u00e9s l&#8217;<strong>Av\u00eds de Vigil\u00e0ncia per Temps Violent<\/strong>, i s&#8217;emet quan es preveu la possibilitat que es produeixi algun fenomen meteorol\u00f2gic de car\u00e0cter convectiu que pot causar danys materials o posar en risc la vida de les persones. S&#8217;ent\u00e9n per Temps Violent: pedra &gt; 2 cm, tornados o m\u00e0negues, esclafits i ratxes de vent &gt; 25 m\/s.<\/p>\n\n\n\n<p>Aquests avisos, que tenen una vig\u00e8ncia de dues hores des del moment d\u2019emissi\u00f3 per a una zona determinada, es basen en l&#8217;observaci\u00f3 d&#8217;un increment sobtat de les desc\u00e0rregues el\u00e8ctriques (observades amb la Xarxa de Detecci\u00f3 de Desc\u00e0rregues El\u00e8ctriques del Servei Meteorol\u00f2gic de Catalunya), anomenat Lightning Jump (LJ). Quan es detecta aquest increment de les desc\u00e0rregues el\u00e8ctriques, i conseq\u00fcentment es produeix el LJ, existeix una certa probabilitat que, en els indrets per on passi la tempesta, es registri alguns dels fen\u00f2mens definits com a temps violent.  El mapa d&#8217;Av\u00eds de Temps Violent se senyalen les possibles zones afectades per aquests fen\u00f2mens durant les seg\u00fcents dues hores en dos graus de probabilitat <\/p>\n\n\n\n<ul><li>Probabilitat Alta: superior al 70%<\/li><li>Probabilitat Mitjana: entre el 30% i el 70%<\/li><\/ul>\n\n\n\n<p>Les zones avisades s\u2019agrupen en comarques, si b\u00e9 el Temps Violent sovint afectar\u00e0 nom\u00e9s un o alguns municipis, ja que es tracta de fen\u00f2mens meteorol\u00f2gics molt locals. <\/p>\n\n\n\n<div class=\"wp-block-image aligncenter size-full is-resized size-large\"><figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/static-m.meteo.cat\/wordpresswebpre\/wp-content\/uploads\/2025\/07\/24091810\/exemple_avis_temps_violent.jpg\"><img loading=\"lazy\" src=\"https:\/\/static-m.meteo.cat\/wordpresswebpre\/wp-content\/uploads\/2025\/07\/24091810\/exemple_avis_temps_violent.jpg\" alt=\"Exemple informe av\u00eds de vigil\u00e0ncia per temps violent\" class=\"wp-image-35182\" width=\"550\" height=\"294\"\/><\/a><\/figure><\/div>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<a href=\"#inici2\" title=\"Puja\" class=\"go-top\">Puja<\/a>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Definici\u00f3 de Situaci\u00f3 Meteorol\u00f2gica de Perill (SMP) Grau de perill Tipologies d&#8217;avisos meteorol\u00f2gics Definici\u00f3 de Situaci\u00f3 Meteorol\u00f2gica de Perill (SMP) El Servei Meteorol\u00f2gic de Catalunya (SMC) identifica una Situaci\u00f3 Meteorol\u00f2gica de Perill (SMP)&nbsp;quan es preveu la superaci\u00f3 d\u2019uns llindars espec\u00edfics per cada meteor. Meteor Icona Llindar Temps violent Pedra de di\u00e0metre &gt; 2 cm Ratxes [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":128,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"template-sidebar.php","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"_links":{"self":[{"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages\/26325"}],"collection":[{"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/comments?post=26325"}],"version-history":[{"count":42,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages\/26325\/revisions"}],"predecessor-version":[{"id":45366,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages\/26325\/revisions\/45366"}],"up":[{"embeddable":true,"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/pages\/128"}],"wp:attachment":[{"href":"https:\/\/www.meteo.cat\/wpweb\/wp-json\/wp\/v2\/media?parent=26325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}