Current conditions
Maps of observed precipitation conditions, individual graphics by basin are produced from MERGE/GPM data generated by INPE/CPTEC, considering the period from de 2000 a 2025. Between February 17 to March 18, 2026, elow-average rainfall has resulted in a precipitation deficit along the main course of the Amazon River in Brazilian and Peruvian territories, as well as in the watersheds of the Abacaxis, Aripuanã, Beni, Branco, Coari, Içá, Japurá, Javari, Ji-Paraná, Juruá, Juruena, and Jutaí rivers, Madeira, the left-bank basins of the Amazon River in the northeast and northwest of the state of Pará, Napo, Negro, Purus, Tefé, Teles Pires, Xingu, Ucayali, and the main course of the Solimões River; above-normal rainfall recorded over the Curuá Una and Iriri river basins; near-normal rainfall recorded over the Guaporé, Mamoré, and Marañon river basins, the left-bank basins of the Amazon River in the northeast of the state of Amazonas, and the Tapajós and Ucayali basins. The multimodel indicates, for the period from March 4, 2026, to March 10, 2026, a forecast of rainfall below climatological norms over the main course of the Amazon River in Brazilian and Peruvian territories, and the basins of the Acabaxis, Coari, Curuá Una, Guaporé, Içá, Iriri, Japurá, Javari, Ji- Paraná, Juruena, Jutaí, Mamoré, Tapajós, Tefé, Teles Pires, and Xingu; rainfall is forecast to be above climatological norms in the basins of the Beni and Branco rivers, as well as in the basins on the left bank of the Amazon River in the northwest of the state of Amazonas and in the Ucayali basin.