El Niño Observatory
El Niño conditions are present and being monitored · Niño 3.4 +1.3 °C

El Niño Observatory Monitored cities Chapecó

El Niño in ChapecóSC · Brazil

Current El Niño risk

Attention level: HighCritical · Flooding / extreme rain2 day(s) with heavy rain in a flood-prone zone

Chapecó is inside the projected impact zone Southern Brazil, Uruguay & NE Argentina.

A strengthened subtropical jet brings persistent extreme rainfall. The 2023-24 Rio Grande do Sul floods are the canonical signature.

Next 14 days in Chapecó

5 of the next 14 days show a 60%+ chance of rain; 2 with heavy rain.

Wed
10
100%
21mm
Thu
11
89%
8mm
Fri
12
93%
17mm
Sat
13
8%
·
Sun
14
12%
·
Mon
15
4%
·
Tue
16
6%
·
Wed
17
10%
·
Thu
18
31%
16mm
Fri
19
61%
16mm
Sat
20
60%
·
Sun
21
34%
·
Mon
22
27%
·
Tue
23
22%
7mm

% is the chance of rain that day. mm is the expected amount.

Areas with flood history in Chapecó

  • Centro: Recurring urban flooding and drainage overload in low-lying central streets
  • Santa Maria: Repeated inundation in older urbanized areas with poor stormwater drainage
  • São Pedro: Frequent flooding in streets and low points near older built-up areas
  • Passo dos Fortes: Documented repeated flooding in neighborhood streets during heavy rain
  • Efapi: Flooding reports in neighborhood low spots and waterlogged public roads
  • Alvorada: Repeated water accumulation on streets during intense rainfall events

Sources: [1] [2] [3] [4]

AI-generated list using web search (Perplexity Sonar) from news and public sources. Use as a starting reference, not an official risk map.

What you should do

  • Learn your neighborhood's flood-prone streets and the fastest route to higher ground.
  • Never walk or drive through floodwater: 15 cm of moving water can knock you down.
  • Keep documents, medication and chargers in a waterproof bag, ready to grab.
  • Sign up for your city's official rain/flood alerts (SMS or app) today.
  • Always follow your national meteorological service and local civil defense. Their warnings override anything on this page.

Emergency kit: what to have ready

Emergency numbers

Numbers are national defaults; some regions use local variants. Confirm with local authorities.

Get alerts for your city

We watch the data so you don't have to. Get an email when a flood signal or a major El Niño change affects your area.

Frequently asked questions

Is Chapecó affected by El Niño?

Yes. Chapecó sits in the documented impact zone Southern Brazil, Uruguay & NE Argentina: A strengthened subtropical jet brings persistent extreme rainfall. The 2023-24 Rio Grande do Sul floods are the canonical signature.

Will it rain in Chapecó in the coming days?

The current 14-day forecast shows 5 days with a 60%+ chance of rain and 2 days with heavy rain. Probabilities update every 6 hours.

What should residents of Chapecó do?

Learn your neighborhood's flood-prone streets and the fastest route to higher ground. Never walk or drive through floodwater: 15 cm of moving water can knock you down. Always follow your national meteorological service and local civil defense. Their warnings override anything on this page.

Other cities in Brazil

AracajuBalneário CamboriúBelémBelo HorizonteBlumenauBoa VistaBrasíliaCampo GrandeCascavelCaxias do Sul

Data refreshes every 6 hours. Forecast: Open-Meteo. Zone risk: NOAA data and documented El Niño patterns.

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