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Covered Commodity and Power Product

PJM Western Hub Power

J4 · PJM Western Hub day-ahead peak calendar-month futures · USD per MWh

Current futures price$74.90
Current price$74.90
Daily return+3.5%
Weekly returnN/A
Monthly returnN/A
YTD returnN/A
Contract monthSep 2026
Contract expirationUnavailable
Rollover statusUnavailable
Contract seriesPJM Western Hub day-ahead peak calendar-month futures
RegionUnited States
Price-feed statusDelayed market data enabled
UnitsUSD per MWh
CurrencyUSD
ProviderICAP broker forward marks
Timestamp

Current signal

  • The PJM Western Hub Day-Ahead (DA) LMP averaged $54.97/MWh for the observed period, with a daily range spanning from a minimum of $30.67/MWh to a maximum of $102.92/MWh.
  • Transmission congestion costs averaged $5.10/MWh, while transmission losses contributed an average of $0.88/MWh to the total LMP.
  • Current futures pricing data for the J4 contract is unavailable in the provided evidence, limiting the ability to assess market-implied forward premiums or term structure.

What changed

  • Historical price movement analysis is constrained by the absence of multi-period price data in the current evidence set.
  • The provided PJM Data Miner snapshot reflects a single-day observation for August 20, 2026, preventing a comparative assessment of recent volatility or trend shifts.

Why it matters

  • The DA LMP spread, reaching a peak of $102.92/MWh, indicates localized volatility that impacts the cost basis for load-serving entities and industrial consumers within the Western Hub.
  • Congestion and loss components represent the transmission-related premiums that differentiate the Western Hub from the broader RTO, signaling potential grid constraints.
  • Understanding the relationship between the $54.97/MWh average LMP and the forecasted peak load of 30,112 MW is essential for evaluating the marginal cost of supply during high-demand periods.

Bullish factors

  • The Western Hub generation outage forecast shows a peak of 30,491 MW, which aligns closely with the forecasted peak load of 30,112 MW, suggesting tight supply-demand margins.
  • Congestion costs of $5.10/MWh reflect existing transmission constraints that can amplify price spikes during periods of high demand.

Bearish factors

  • The average DA LMP of $54.97/MWh remains significantly below the daily maximum of $102.92/MWh, suggesting that peak pricing is episodic rather than sustained across the 24-hour period.
  • The RTO-wide generation outage forecast of 56,597 MW provides context on the broader system availability, which may mitigate localized supply tightness if power can be imported from other zones.

Key catalysts

  • Real-time grid conditions and unexpected generation trips remain the primary catalysts for deviations from the Day-Ahead LMP.
  • Shifts in the 168-hour load forecast, particularly regarding the 30,112 MW peak, will dictate the necessity for higher-cost marginal units to be dispatched.

Key risks

  • The primary risk to price stability is the potential for transmission congestion to exceed the observed $5.10/MWh average, further decoupling the Western Hub from the broader PJM market.
  • Forecasted generation outages of 30,491 MW in the Western Hub create a vulnerability to supply shortfalls if actual load exceeds the 30,112 MW peak projection.

Upcoming reports

  • PJM Data Miner continues to provide daily updates on DA/RT LMP and load forecasts, which serve as the primary monitoring framework for the Western Hub.
  • Market participants are monitoring the 168-hour load forecast window for any revisions to the 30,112 MW peak demand expectation.

Latest verified updates

  • Official PJM Data Miner records for August 20, 2026, confirm an average DA LMP of $54.97/MWh at pnode 51288.
  • The 91-day generation outage forecast indicates a peak of 30,491 MW for the Western Hub, as of the August 20, 2026, reporting period.

Sources

ICAP broker forward marks

Last updated: