Daily brief · Brazil

Rio Branco 2026-09-18

In progress — verification after the day closes

Weather-risk signals · signal engine (Open-Meteo)

A heavy rain day could hit

low

A single day could bring around 5mm of rain on 2026-09-23 — close to the local heavy-rain reference for this time of year (around 11.9mm in a day). Construction, drainage, and outdoor events should review schedules.

outdoor events · drainage operators · agriculture · grain farmers · fishing

Water conditions are improving

active

Around 68.7mm of rain has fallen over the past 14 days — above the 3.2mm typical for this period. A healthier water balance is restoring across this area.

hydro operators · agriculture · reservoir ops · grain farmers · fishing

Heat is building above the usual range

medium

Daily highs may average around 35.2°C over the next week — above the 33.9°C typical for this time of year. Outdoor work, livestock, and crops in flowering can come under stress.

outdoor farmers · tourism · energy demand · grain farmers · fishing

What people were seeing · community field reports

No field observations were posted for this place on 2026-09-18.