Northwest, California power dailies sag ahead of lower expected demand

摘要

Mid-Columbia and SP15 next-day power prices fell 24% and 28%, respectively, Thursday, alongside expectations of falling demand. Mid-Columbia on-peak day-ahead shed $7 to trade in the low $20s/ MWh on the Intercontinental Exchange for Friday-Saturday delivery. The off-peak day-ahead lost $5 and also traded in the low $20s/MWh. Portland high temperatures are forecast to fall into the mid-50s Fahrenheit Friday before climbing to the low 60s F Saturday, according to CustomWeather. On Wednesday, wind generation in the Bonneville Power Administration footprint jumped almost 400% day on day, reaching its highest level in nearly a month, according to BPA data. Wind generation accounted for 15% of the generation mix Wednesday. Hydro generation, on the other hand, fell 19% day on day and made up 60% of the generation mix Wednesday, the lowest level since December.