{"id":40168,"date":"2016-01-13T07:00:09","date_gmt":"2016-01-13T07:00:09","guid":{"rendered":"http:\/\/www.climatemonitor.it\/?p=40168"},"modified":"2016-01-06T11:55:38","modified_gmt":"2016-01-06T11:55:38","slug":"mese-di-meteo-dicembre-2015","status":"publish","type":"post","link":"https:\/\/www.climatemonitor.it\/?p=40168","title":{"rendered":"Un Mese di Meteo &#8211; Dicembre 2015"},"content":{"rendered":"<p><strong>IL MESE DI DICEMBRE 2015<\/strong><sup><em>(**)<\/em><\/sup><\/p>\n<p><em>Il mese si \u00e8 contraddistinto per la sensibile anomalia negativa delle precipitazioni accompagnata dal prevalere di anomalie termiche positive nelle temperature massime.<\/em><\/p>\n<p><strong>Andamento circolatorio<\/strong><\/p>\n<p>A livello circolatorio il mese di dicembre ha goduto di prolungate condizioni di stabilit\u00e0 anticiclonica legate al lungo persistere di un promontorio anticiclonico subtropicale da sud \u2013 sudovest. Uniche eccezioni sono costituite dalle tre lievi perturbazioni innescate da infiltrazioni di aria fredda da est nordest che ha fluito sul fianco orientale o nordorientale dell\u2019anticiclone. Da ci\u00f2 sono derivate piogge locali che hanno interessato soprattutto il centro-sud e la Sardegna. Tali caratteri circolatori sono resi in modo molto efficace \u00a0dalla topografia media mensile del livello barico di 850 hPa.<\/p>\n<p>850<\/p>\n<p>Come conseguenza della struttura circolatoria dianzi delineata, abbiamo assistito al predominio di anomalie precipitative negative ed in particolare alla pressoch\u00e9 totale assenza di precipitazioni sull\u2019arco alpino. Alla scarsit\u00e0 di precipitazioni si sono associate temperature superiori alla norma sulla maggior parte dell\u2019area per quanto attiene ai valori massimi mentre un comportamento pi\u00f9 variegato hanno mostrato le minime.<\/p>\n<p>&nbsp;<\/p>\n<p><em>Tabella 1 &#8211; Sintesi delle strutture circolatorie del mese a 850 hPa (il termine perturbazione sta ad indicare saccature atlantiche o depressioni mediterranee (minimi di cut-off) o ancora fasi in cui la nostra area \u00e8 interessata da correnti occidentali con variabilit\u00e0 perturbata).<\/em><\/p>\n<table style=\"border-color: #000000;\" border=\"rgb(0, 0, 0)\" width=\"594\">\n<tbody>\n<tr>\n<td style=\"border-color: #000000; width: 130px;\" width=\"130\"><strong>Giorni del mese<\/strong><\/td>\n<td style=\"border-color: #000000; width: 130px;\" width=\"464\"><strong>Fenomeno<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 130px;\" width=\"130\">1-8 dicembre<\/td>\n<td style=\"border-color: #000000; width: 130px;\" width=\"464\"><em>L&#8217;area italiana \u00e8 dominata da un promontorio anticiclonico subtropicale di blocco da sud (promontorio africano)<\/em><\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 130px;\" width=\"130\">9-12 dicembre<\/td>\n<td style=\"border-color: #000000; width: 130px;\" width=\"464\"><em>Il lieve arretramento verso ovest del promontorio espone l\u2019Italia peninsulare ad un regime di correnti nordorientali a lieve curvatura ciclonica con variabilit\u00e0 a tratti perturbata <\/em>(<span style=\"color: #ff0000;\">perturbazione n. 1<\/span>).<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 130px;\" width=\"130\">13-19 dicembre<\/td>\n<td style=\"border-color: #000000; width: 130px;\" width=\"464\"><em>Condizioni di tempo anticiclonico per l&#8217;insistere di un promontorio di blocco subtropicale da sud.<\/em><\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 130px;\" width=\"130\">20 dicembre<\/td>\n<td style=\"border-color: #000000; width: 130px;\" width=\"464\"><em>Il temporaneo arretramento verso ovest dell&#8217;anticiclone espone il meridione ad un regime di correnti orientali con condizioni di variabilit\u00e0 <\/em>(<span style=\"color: #ff0000;\">perturbazione n. 2<\/span>).<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 130px;\" width=\"130\">21-28 dicembre<\/td>\n<td style=\"border-color: #000000; width: 130px;\" width=\"464\"><em>Condizioni di tempo anticiclonico per l\u2019insistere sull\u2019Italia di un promontorio di blocco subtropicale da sud.<\/em><\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 130px;\" width=\"130\">29-30 dicembre<\/td>\n<td style=\"border-color: #000000; width: 130px;\" width=\"464\"><em>L\u2019espansione del promontorio anticiclonico verso il Baltico espone l\u2019Italia centro-meridionale a correnti nordorientali con condizioni di variabilit\u00e0 <\/em>(<span style=\"color: #ff0000;\">perturbazione n. 3<\/span>).<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 130px;\" width=\"130\">31 dicembre<\/td>\n<td style=\"border-color: #000000; width: 130px;\" width=\"464\"><em>Campo di pressione livellata con tempo stabile.<\/em><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Andamento termo-pluviometrico<\/strong><\/p>\n<p>La carta mensile delle <strong>precipitazioni<\/strong> mostra una piovosit\u00e0 inferiore alla norma sull\u2019intero areale con la sola eccezione della Sardegna orientale. La tabella dei valori decadali evidenzia piovosit\u00e0 medie sensibilmente inferiori alla norma per le tre subaree e per le tre decadi del mese.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-40171\" src=\"http:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig3-RR_tot-Dic-2015.png\" alt=\"fig3 - RR_tot Dic 2015\" width=\"2089\" height=\"1650\" srcset=\"https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig3-RR_tot-Dic-2015.png 2089w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig3-RR_tot-Dic-2015-300x237.png 300w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig3-RR_tot-Dic-2015-768x607.png 768w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig3-RR_tot-Dic-2015-1024x809.png 1024w\" sizes=\"auto, (max-width: 2089px) 100vw, 2089px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-40169\" src=\"http:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig4-RR_anom_Perc-Dic-2015.png\" alt=\"fig4 - RR_anom_Perc Dic 2015\" width=\"2112\" height=\"1654\" srcset=\"https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig4-RR_anom_Perc-Dic-2015.png 2112w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig4-RR_anom_Perc-Dic-2015-300x235.png 300w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig4-RR_anom_Perc-Dic-2015-768x601.png 768w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig4-RR_anom_Perc-Dic-2015-1024x802.png 1024w\" sizes=\"auto, (max-width: 2112px) 100vw, 2112px\" \/><\/p>\n<p>Per quanto concerne le <strong>temperature<\/strong>, le carte di anomalia termica del mese evidenziano una diffusa anomalia positiva, debole o moderata, nelle massime. Pi\u00f9 vicine alla norma le minime per le quali si assiste al prevalere di anomalie positive al nord cui si associa il prevalere di temperature nella norma o lievi anomalie negative al sud.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-40173\" src=\"http:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig1-TX_anom-Dic-2015.png\" alt=\"fig1 - TX_anom Dic 2015\" width=\"2065\" height=\"1615\" srcset=\"https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig1-TX_anom-Dic-2015.png 2065w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig1-TX_anom-Dic-2015-300x235.png 300w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig1-TX_anom-Dic-2015-768x601.png 768w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig1-TX_anom-Dic-2015-1024x801.png 1024w\" sizes=\"auto, (max-width: 2065px) 100vw, 2065px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-40172\" src=\"http:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig2-TN_anom-Dic-2015.png\" alt=\"fig2 - TN_anom Dic 2015\" width=\"2065\" height=\"1615\" srcset=\"https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig2-TN_anom-Dic-2015.png 2065w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig2-TN_anom-Dic-2015-300x235.png 300w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig2-TN_anom-Dic-2015-768x601.png 768w, https:\/\/www.climatemonitor.it\/wp-content\/uploads\/2016\/01\/fig2-TN_anom-Dic-2015-1024x801.png 1024w\" sizes=\"auto, (max-width: 2065px) 100vw, 2065px\" \/><\/p>\n<p><em>Tabella 2 &#8211; Analisi decadale e mensile di sintesi per macroaree \u2013 Temperature e precipitazioni al Nord, Centro e Sud Italia con valori medi e anomalie (*).<\/em><\/p>\n<table style=\"border-color: #000000;\" border=\"rgb(0, 0, 0)\" width=\"448\">\n<tbody>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" colspan=\"2\" width=\"192\"><\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">ITALIA<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">NORD<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">CENTRO<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">SUD<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" colspan=\"2\" width=\"192\">Numero stazioni<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">98<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">34<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">30<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">34<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" rowspan=\"4\" width=\"121\">tx_media (\u00b0C)<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">13.9<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">10.3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">14<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">17.4<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 2<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">13.3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">10.7<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">13.6<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">15.7<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">12.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">8.7<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">12.7<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">15.9<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">mese<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">13.2<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">9.8<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">13.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">16.3<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" rowspan=\"4\" width=\"121\">tx_anomalia (\u00b0C)<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 1<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0.7<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.3<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.9<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 2<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">2.1<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">2.5<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">2.3<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.5<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 3<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.8<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.4<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.9<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">2.1<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">mese<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.7<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.5<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.8<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.8<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" rowspan=\"4\" width=\"121\">tn_media (\u00b0C)<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">5.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">3.3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">5.1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">7.6<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 2<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">3.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">2.1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">2.8<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">5.2<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">3.6<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">2.7<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">2.6<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">5.6<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">mese<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">4.1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">2.7<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">3.5<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">6.1<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" rowspan=\"4\" width=\"121\">tn_anomalia (\u00b0C)<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0.7<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0.6<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0.1<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 2<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-0.1<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-0.3<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #59adf7;\" width=\"64\">-1.1<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0.5<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">2.1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-0.3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-0.3<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">mese<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0.3<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #edf72a;\" width=\"64\">1.3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-0.4<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" rowspan=\"4\" width=\"121\">rr_media (mm)<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">4.5<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">5.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">1.8<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">6.1<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 2<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">2.1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">0.9<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">4.4<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">1.8<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">2.1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">2.2<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">1.2<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">mese<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">8.5<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">8.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">5<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">11.6<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" rowspan=\"4\" width=\"121\">rr_anomalia (mm)<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-25<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-16.2<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-32.7<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-26.9<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 2<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-27.1<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-24.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-31.8<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-25.6<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-29.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-28.3<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-33.9<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-26.5<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">mese<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-81.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-68.9<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-98.4<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"64\">-79<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" rowspan=\"4\" width=\"121\">rr_anomalia (%)<\/td>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 1<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-83<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-76<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-94<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-81<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 2<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-93<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-96<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-96<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-88<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">decade 3<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-94<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-93<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-94<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-95<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color: #000000; width: 192px;\" width=\"71\">mese<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-90<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-89<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-95<\/td>\n<td style=\"border-color: #000000; width: 192px; background-color: #fc0d0d;\" width=\"64\">-86<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>______________________________<\/p>\n<p>(*) LEGENDA: <em>Tx sta per temperatura massima (\u00b0C), tn per temperatura minima (\u00b0C) e rr per precipitazione (mm). Per anomalia si intende la differenza fra il valore del 2013 ed il valore medio del periodo 1993-2012. <\/em><em>Le medie e le anomalie sono riferite alle 98 stazioni della rete agrometeorologica nazionale di CRA-CMA. Per Nord si intendono le stazioni a latitudine superiore a 44.00\u00b0, per Centro quelle fra 43.59\u00b0 e 41.00\u00b0 e per Sud quelle a latitudine inferiore a 41.00\u00b0. Le anomalie termiche sono evidenziate con i colori (giallo o rosso per anomalie positive rispettivamente fra 1 e 2\u00b0C e oltre 2\u00b0C; azzurro o blu per anomalie negative rispettivamente fra 1 e 2\u00b0C e oltre 2\u00b0C) . Analogamente le anomalie pluviometriche percentuali sono evidenziate con i colori ( azzurro o blu per anomalie positive rispettivamente fra il 25 ed il 75% e oltre il 75%; giallo o rosso per anomalie negative rispettivamente fra il 25 ed il 75% e oltre il 75%).<\/em><\/p>\n<p>____________________________________<\/p>\n<p>(**) Questo commento \u00e8 stato condotto con riferimento ad una normale climatica che per le temperature massime e minime \u00e8 costituita dalla media ventennale 1993-2012 e per le precipitazioni dalla media 1995-2012 riferita ai dati della banca dati agrometeorologica nazionale di CRA-CMA (www.cra-cam.it). I dati del periodo in corso sono stati attinti sia dalla banca dati CRA-CMA. L&#8217;analisi circolatoria si \u00e8 riferita a dati NOAA NCEP (<a href=\"http:\/\/www.esrl.noaa.gov\/psd\/data\/histdata\/\">http:\/\/www.esrl.noaa.gov\/psd\/data\/histdata\/<\/a>). Come carte circolatorie di riferimento si sono utilizzate anzitutto le topografie del livello barico di 850 hPa in quanto rende in modo molto efficace l&#8217;effetto orografico di Alpi e Appennini sulla circolazione sinottica. A tale base si son poi associate considerazioni\u00a0 relative alla media ed alta troposfera.<\/p>\n<div class=\"linkwithin_hook\" id=\"https:\/\/www.climatemonitor.it\/?p=40168\"><\/div><script>\n<!-- \/\/LinkWithinCodeStart\nvar linkwithin_site_id = 1804759;\nvar linkwithin_div_class = \"linkwithin_hook\";\n\/\/LinkWithinCodeEnd -->\n<\/script>\n<script src=\"http:\/\/www.linkwithin.com\/widget.js\"><\/script>\n<a href=\"http:\/\/www.linkwithin.com\/\"><img decoding=\"async\" src=\"http:\/\/www.linkwithin.com\/pixel.png\" alt=\"Related Posts Plugin for WordPress, Blogger...\" style=\"border: 0\" \/><\/a><script type=\"text\/javascript\" charset=\"utf-8\" src=\"http:\/\/w.sharethis.com\/widget\/?wp=6.9.7\"><\/script><a class=\"synved-social-button synved-social-button-share synved-social-size-48 synved-social-resolution-single synved-social-provider-facebook nolightbox\" data-provider=\"facebook\" target=\"_blank\" rel=\"nofollow\" title=\"Share on Facebook\" 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