Daily brief · Brazil

São Luís 2026-09-12

Verified against recorded weather

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

A dry stretch is forming

medium

5 dry days in a row could start 2026-09-14. 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.

soy farmers · agriculture · sugarcane growers · cotton growers

Water conditions are improving

strong

Around 27.5mm of rain has fallen over the past 14 days — above the 7.8mm typical for this period. A healthier water balance is restoring across this area.

hydro operators · agriculture · reservoir ops · soy farmers · sugarcane growers · cotton growers

What the day recorded · Open-Meteo daily archive

Rain 0.6 mmMax 33.1 °CMin 26.1 °CGusts 48.6 km/h

Water conditions are improving: recorded 0.6 mm vs a local baseline of 7.8 mm — below the local baseline

Directional single-day check: recorded daily values compared against the historical baseline each signal was measured from. Signals cover multi-day windows, so this is context, not a forecast grade.

What people were seeing · community field reports

No field observations were posted for this place on 2026-09-12.

Market context · futures market

sugar · high 52w · 7d +6%

cotton · surge · 7d +6%