Peak ledger

Tuesday, August 25, 2026

Our call
8%
CLEAR · window 2:00 PM CT–6:00 PM CT
the chance the day would set August's peak
The day
90.1 GW
max at 5:15 PM CT
Outcome
RANK 6
beaten, the month leader is 91.0 GW
What was behind the 8%
Forecast max
90.7 GW
Month max
91.0 GW
Margin
-0.3 GW
Temp anomaly
+1.9 °F
Est. curtailment
1.5 GW
Est. battery
-0.2 GW
p (raw)
14%
p (final)
8%

model hybrid-1.1.0 · computed 11:57 PM CT · stress-test these drivers →

This day ranks #6 of 31 observed days this month. Watch the replay → · 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".