GridAhead
Day-ahead forecast · free

Poland, Monday, 26 October 2026

16:00 run, issued Sat 24 Oct 16:00 · 15-minute resolution
Price144 EUR/MWhmin 87 · max 257Load19.3 GWmin 13.9 · max 22.5Wind4.8 GWmin 3.3 · max 6.1Solar1.8 GWmin 0.0 · max 7.3

Price forecast (EUR/MWh)

NEWESTCSVExcel
The free plan opens with the newest forecast and lets you browse and download the last 30 delivery days.
Daily average
144 EUR/MWh
all quarter-hours
Minimum
87 EUR/MWh
11:45
Maximum
257 EUR/MWh
17:15
Peak 08–20
156 EUR/MWh
local time
300
250
200
150
100
50
0003060912151821
How sure is the forecast? Uncertainty bands, longer history and the API come with paid plans.Compare plans →

Price accuracy of live forecasts · 16:00 run

Every forecast is stored before the auction and scored against the published result. No backtests, nothing revised after the fact.
MAE, last 30 days
44.3 EUR/MWh
4 scored days
RMSE, last 30 days
67.8 EUR/MWh
4 scored days
Daily MAEDaily RMSEEUR/MWh, latest 4 days
20 Oct24 Oct
Load, wind and solar accuracy and up to a year of history come with Medium and Premium.

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Point forecasts for price, load, wind and solar; last 30 days to browse and download.
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Price P10 / P50 / P90, load / wind / solar point forecasts, one year of history, accuracy for all four, REST API.
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Most accurate price ensemble with P5–P95, load / wind / solar with P10–P90 bands, full history, REST API.
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