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<?xml-stylesheet type="text/xsl" href="https://www.meteotchad.org/cap-alert-style.xsl"?><cap:alert xmlns:cap="urn:oasis:names:tc:emergency:cap:1.2"><cap:identifier>urn:oid:2.49.0.1.148.0.2026.4.12.3.57.0</cap:identifier><cap:sender>meteotchad@gmail.com</cap:sender><cap:sent>2026-04-12T04:57:00+01:00</cap:sent><cap:status>Actual</cap:status><cap:msgType>Alert</cap:msgType><cap:scope>Public</cap:scope><cap:info><cap:language>fr</cap:language><cap:category>Met</cap:category><cap:event>Poussiere</cap:event><cap:urgency>Expected</cap:urgency><cap:severity>Moderate</cap:severity><cap:certainty>Observed</cap:certainty><cap:eventCode><cap:valueName>OET:v1.2</cap:valueName><cap:value>OET-025</cap:value></cap:eventCode><cap:effective>2026-04-12T03:57:00+00:00</cap:effective><cap:onset>2026-04-11T15:00:00+01:00</cap:onset><cap:expires>2026-04-12T16:00:00+01:00</cap:expires><cap:senderName>Agence Nationale de la Météorologie</cap:senderName><cap:headline>La poussière persistera dans  les provinces du Borkou, du Tibesti, du Kanem, de l’Ennedi-Ouest, du Ouaddaï, du Wadi-Fira et la ville de N’Djamena.</cap:headline><cap:description>La brume de poussière est un phénomène obscurcissant très répandu dans les régions sahélienne et saharienne : le transport de poussières désertiques par le vent. Le nord du Tchad fait partie du Sahara, une immense zone très sèche. Quand ces sols sont exposés et secs, ils peuvent facilement être soulevés. Ce phénomène intéressera les provinces du Lac, les deux Ennedi, la Tandjilé, le Hadjer-Lamis, le Batha, le Mayo Kebbi Est, le Chari-Baguirmi, et la ville de N’Djamena dans la soirée et la matinée de demain</cap:description><cap:instruction>L’ANAM appelle à la vigilance des populations au risque des maladies climato-sensibles, à la protection des biens et des personnes vulnérables. Plus de prudence lors de conduite pendant la circulation routière dans les localités touchées.</cap:instruction><cap:web>https://www.meteotchad.org/nos-alertes/la-poussi%C3%A8re-persistera-dans-les-provinces-du-borkou-du-tibesti-du-kanem-de-lennedi-ouest-du-ouadda%C3%AF-du-wadi-fira-et-la-ville-de-ndjamena11042026/</cap:web><cap:area><cap:areaDesc>Borkou, du Tibesti, du Kanem, de l’Ennedi-Ouest...</cap:areaDesc><cap:polygon>14.897837,14.361724 16.422815,15.487073 16.422816,15.487073 17.021568,15.737151 17.975575,16.612422 18.450671,18.654722 18.569241,21.238857 17.816924,22.322525 15.982553,22.197486 15.982553,22.197486 14.736663,22.280845 13.802636,22.092655 13.79767,22.088368 13.791326,22.082894 13.79028,22.081991 13.784982,22.077419 13.778638,22.071945 13.778637,22.071945 13.778637,22.071945 13.778637,22.071945 13.778637,22.071945 13.778637,22.071945 13.776867,22.072535 13.776867,22.072535 13.774035,22.074423 13.774034,22.074423 13.774034,22.074423 13.773562,22.075013 13.773562,22.075014 13.773207,22.075781 13.773207,22.075781 13.772735,22.078613 13.772735,22.078613 13.772676,22.08062 13.772499,22.081564 13.769934,22.086066 13.068089,21.944657 13.066009,21.941108 13.066009,21.941107 13.061241,21.936051 13.061241,21.936051 13.051851,21.928105 13.05185,21.928105 13.048238,21.926516 13.048238,21.926516 13.048238,21.926516 13.045638,21.926372 13.045638,21.926372 13.035525,21.927672 13.035525,21.927672 13.030325,21.928683 13.030325,21.928683 13.022668,21.930706 13.020212,21.930128 13.016746,21.927816 13.01169,21.921315 13.009089,21.917704 13.009089,21.917704 13.005766,21.914092 13.005766,21.914092 12.999554,21.90788 12.996954,21.904413 12.996954,21.904413 12.996954,21.904413 12.99262,21.901379 12.992619,21.901379 12.988718,21.899212 12.988718,21.899212 12.981062,21.895745 12.981062,21.895745 12.978028,21.894589 12.978028,21.894589 12.978028,21.894589 12.974561,21.894445 12.971383,21.893144 12.967771,21.890977 12.965604,21.889533 12.965604,21.889533 12.958381,21.887366 12.950002,21.884332 12.950002,21.884332 12.946534,21.883176 12.946534,21.883176 12.942489,21.882743 12.942489,21.882743 12.936277,21.882743 12.933099,21.882309 12.925442,21.880287 12.922264,21.879131 12.918653,21.875953 12.918653,21.875953 12.914897,21.873064 12.914896,21.873064 12.914896,21.873064 12.912007,21.872341 12.905506,21.869885 12.901895,21.867718 12.899728,21.865985 12.896695,21.863529 12.896694,21.863529 12.879791,21.856594 12.879791,21.856594 12.878416,21.856196 12.996749,20.196868 14.656031,20.321906 14.656031,20.321906 15.982553,20.113508 15.982553,20.113508 15.982553,20.113508 15.982554,20.113508 15.982554,20.113508 15.982554,20.113507 15.982554,20.113507 15.982554,20.113507 16.062674,18.321285 16.062674,18.321285 16.062674,18.321285 16.062674,18.321284 16.062674,18.321284 16.062673,18.321284 15.541319,17.987847 13.726668,15.945548 13.969476,14.986918 14.897837,14.361724</cap:polygon></cap:area></cap:info></cap:alert>