Interactive map. With focus on the map, use the arrow keys to pan and the + and - keys to zoom. The data for each place is also in the side panel, in the menu sections and in the city search.
Defesa Civil: ALERTA RISCO SEVERO: Qualidade do Ar. Acompanhar as previsoes meteorologicas. Siga as orientacoes da defesa civil local. Use mascara.
AM · 1 municipality · until Wed 10:00 AM
Defesa Civil: ALERTA RISCO ALTO: Qualidade do Ar. Acompanhar as previsoes meteorologicas. Siga as orientacoes da defesa civil local.
AM · 11 municipalities · until Wed 10:00 AM
Defesa Civil: RS: Alerta LARANJA para elevacao do rio Uruguai. Risco ALTO de inundacao em Itaqui. Valido por 24h. Evite areas inundaveis. Emergencia: 190/193.
RS · 1 municipality · until Wed 06:30 PM
Defesa Civil: Chuvas Intensas para VDC / BA. EVITE AREAS SUSCETIVEIS A ALAGAMENTOS E ENXURRADAS DURANTE O DIA. EM CASO DE RISCO, LIGUE 199 OU 77 98856-5070
BA · 1 municipality · until Tue 11:55 PM
AC, AL, AM, BA, DF +11 · 1,141 municipalities · until Tue 11:59 PM
+9 more active alerts
Source: INMET · Civil Defense
+1.69 °CStrong El Niño
RONI, 3-month average · Aug 2026 · Last week: +3.40 °C (Oct 21)
Equatorial Pacific water is warmer than normal. From +0.5 °C it counts as El Niño.
See the El Niño section →Source: NOAA/CPC
16,684heat spots in the last 24 h
Latest spot detected:
Intensity: NASA FIRMS (FRP)
A heat spot is not a confirmed wildfire, and the same fire can show up on more than one satellite.
Cities with the worst air
Source: Open-Meteo (CAMS) · Brazilian IQAr index
Where it rained the most
Source: DADOS DA REDE OBSERVACIONAL DO CEMADEN/MCTIC
64%of municipalities in drought
Official map for September 2026
In severe drought or worse (S2–S4)352 (+230 vs. Aug)
Cities with rainfall furthest below the 1991–2020 average for this time of year.
Computing each city's normal rainfall (30-year average). Ready: 12 of 100.
The official map is monthly and comes out around the 15th of the following month. The rainfall comparison is updated daily.
Sources: Monitor de Secas (ANA) · Open-Meteo.com (ERA5)
Agência Brasil ·
Agência Brasil ·
Agência Brasil ·
Agência Brasil (CC BY 4.0)
Emergency in Brazil: 193 · Civil Defense 199