Daily brief · Brazil
Record from Aug 21, 2026. Back to current conditions

Porto Alegre Aug 21, 2026

Review recorded on Aug 31, 2026, 6:40 AM UTC.

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

Water conditions are improving

strong

Around 161.1mm of rain has fallen over the past 14 days — measurable moisture for an area that usually sees almost none. A healthier water balance is restoring locally.

Reading evidence

Valid until Aug 26, 2026, 6:02 PM UTC.

Source: Open-Meteo.

Samples: 137.

hydro operators · agriculture · reservoir ops

A heavy rain day could hit

high

A single day could bring around 26.5mm of rain on 2026-08-27 — above the local heavy-rain reference for this time of year (around 15.6mm in a day). Construction, drainage, and outdoor events should review schedules.

Reading evidence

Valid until Aug 26, 2026, 12:03 PM UTC.

Source: Open-Meteo.

Samples: 150.

outdoor events · drainage operators · agriculture · local commerce

A dry stretch is forming

medium

6 dry days in a row could start 2026-08-21. 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.

Reading evidence

Valid until Aug 26, 2026, 12:03 PM UTC.

Source: Open-Meteo.

agriculture · local commerce

A cold stretch is on the way

medium

6 days in a row could stay below 15°C, starting 2026-08-21. Longer than this region usually sees at this time of year. Crops in flowering, livestock, and rooftop venues may be exposed.

Reading evidence

Valid until Aug 24, 2026, 12:03 PM UTC.

Source: Open-Meteo.

crop growers · outdoor hospitality · local commerce

Recorded daily weather · Open-Meteo

Rain 0.4 mmMax 15.4 °CMin 10.9 °CGusts 55.1 km/h

Comparison unavailable for this edition.

What people were seeing · community field reports

No field observations were posted for this place on Aug 21, 2026.