Peak ledger
Sunday, August 23, 2026
Our call
◇ 6%
CLEAR · window 4:00 PM CT–6:00 PM CT
the chance the day would set August's peak
The day
68.8 GW
max at 12:00 AM CT
Outcome
RANK 23
beaten, the month leader is 90.5 GW
What was behind the 6%
- Forecast max
- 91.4 GW
- Month max
- 90.6 GW
- Margin
- 0.8 GW
- Temp anomaly
- +2.3 °F
- Est. curtailment
- 1.5 GW
- Est. battery
- -0.2 GW
- p (raw)
- 61%
- p (final)
- 6%
model hybrid-1.1.0 · computed 1:58 AM CT · stress-test these drivers →
This day ranks #23 of 23 observed days this month. See the full month ladder →
All values from real ERCOT feeds. Calls are logged to an append-only hash chain before intervals close (methodology). Free to republish with a link: "Peak data by WattMarkets".