Daily brief · Brazil

Porto Velho 2026-09-16

In progress — verification after the day closes

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

A heavy rain day could hit

high

A single day could bring around 13.9mm of rain on 2026-09-16 — above the local heavy-rain reference for this time of year (around 11.5mm in a day). Construction, drainage, and outdoor events should review schedules.

outdoor events · drainage operators · agriculture · livestock

A dry stretch is forming

medium

5 dry days in a row could start 2026-09-18. A dry day here means 1mm of rain or less; the important number is the length of the run. Crops in flowering or fruit-set windows are most exposed.

agriculture · livestock

Water conditions are improving

active

Around 57.6mm of rain has fallen over the past 14 days — above the 9.5mm typical for this period. A healthier water balance is restoring across this area.

hydro operators · agriculture · reservoir ops · livestock

Heat is building above the usual range

low

Daily highs may average around 34.5°C over the next week — above the 34.1°C typical for this time of year. Outdoor work, livestock, and crops in flowering can come under stress.

outdoor farmers · tourism · energy demand · livestock

Rainfall is trending above the usual

high

Around 16.7mm of rain may fall in the next 48 hours — above the 1.4mm typical for this period. Field access, drying, and outdoor logistics may be affected.

farmers · tourism · logistics · livestock

What people were seeing · community field reports

No field observations were posted for this place on 2026-09-16.