Two exchanges, a handful of origins, and a crop that cannot be replanted in a season. When Brazil catches a cold night in July or Vietnam's monsoon arrives late, the balance sheet moves before the price does. We track positioning, supply, and growing-region conditions in one weekly read — so you see the setup, not just the headline.
Explore the Demo → Current KC signal →Most commodity markets diversify their risk across hemispheres and seasons. Coffee does not. A large share of the world's arabica comes from one plateau in Brazil, and a large share of its robusta from one highland in Vietnam. A single frost event, a failed flowering, or a late monsoon is not a regional story — it is the story, for two full crop years, because a damaged tree does not yield again next season the way a replanted row crop does.
That concentration is why coffee rewards traders who watch conditions on the ground rather than waiting for agency estimates to catch up. By the time an official production revision lands, the weather that caused it has been visible in reanalysis data for months. The questions that matter are the uncomfortable ones: is the dry season stress that is building in Minas Gerais normal for the date, or two sigma beyond it? Did the cold front that made headlines actually reach leaf-damaging temperatures at canopy height — or just make for good photographs?
And positioning decides how much of that story is already in the price. Managed money in KC runs to extremes more readily than in most agricultural contracts, and the commercial side of the book — origin selling, roaster pricing — leans hard against it. When a weather scare meets a crowded long, the interesting question is rarely the weather. It is who is left to buy.
Every SoftSignal market is covered the same way: who holds the positions, what the balance sheet says, what conditions on the ground are doing, and what the climate background implies. For coffee, each layer looks like this.
Coffee risk is seasonal and asymmetric. The market cares about different weather in July than in October — and the two hemispheres take turns holding the pen.
Approximate windows for the principal producing areas — Sul de Minas / Cerrado arabica and Central Highlands robusta. Exact timing shifts year to year with the onset of rains; that shift is itself one of the signals the weekly report tracks.
On the monthly and seasonal clock: ENSO and IOD reads each month, CONAB Brazil survey releases through the year, and USDA FAS PSD world balance-sheet updates in June and December.
The core read: KC and Robusta positioning with percentile context, sentiment index, crop-water stress across all seven origins, price and seasonal trajectory overlays.
See it in the demo →CONAB Brazil surveys and USDA PSD world balance sheet in one place — production by origin, stocks-to-use, and how the official estimates revise against each other.
See it in the demo →A daily tiered frost-risk read across ten arabica sites through the Southern winter, and a weather-window view of leaf-rust pressure — risk class, not anomaly.
How the frost model works →The public one-page read: managed-money regime, week-over-week change, and growing-region stress — updated after every CFTC release, with an RSS feed.
Current KC signal →The full report — positioning percentiles, all seven origin stress series, and the supply supplements — is in the open demo. No email, no card.