IESO forecasts
Every IESO outlook we plot — demand, wind, solar, day-ahead and real-time prices, outages, and grid conditions — with the plotted window, source, and available issue metadata stated.
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IESO forecasts
Every IESO outlook we plot — demand, wind, solar, day-ahead and real-time prices, outages, and grid conditions — with the plotted window, source, and available issue metadata stated.
3 forecasts·most searched first
| Forecast | Horizon | Shape | Peak | Across window | |
|---|---|---|---|---|---|
| IESOOntario price comparisonThe Ontario zonal price in Canadian dollars: what IESO's day-ahead market cleared for each hour, against the five-minute real-time price that settled. | 24h · 5-min | C$103Fri, 11 PM | ↑ 21% | ||
| IESOIESO solar forecastIESO's hourly forecast of grid-connected solar output in Ontario for the next two days, plotted against the hourly solar output IESO reports. | 48h · hourly | ||||