Wildfire smoke complicated NYISO’s BTM solar forecast this week, overforecasting by over 500 MW on Monday and underforecasting by 1,000 MW on Tuesday
This miss was not even with downstate zones staying close to the forecast, while upstate zones saw large swings
Good illustration of how much the Texas grid has changed in just 6 years.
yellow = solar; purple = batteries; dark green = wind; blue = gas; brown = coal; light green = nuke
via @grid_status
🔥This week saw 72 hours of extreme temps in the Eastern US — here’s how they impacted electricity prices in 60 seconds.
It was a clear reminder: summer risk isn’t going anywhere, and cooling for those new demand centers only gets more difficult as temperatures rise.
About to release a new Forecast Analysis app on @grid_status , and I’m looking for users to test it.
Not only does it make pretty visualizations, it helps you understand how forecast vintages evolve over time, compare their historical accuracy, and more.
DM or reply for link!
The @grid_status snowflake DB is so powerful.
This query gets every generator's output (MW), resource node price ($/MWh), and therefore revenue for every SCED interval in 2024... in 3.5 minutes.
Any visualization requests?
This is the fuel mix in ERCOT (Texas) for the past week (top) vs same week 4 years ago (bottom). Solar generation is in yellow. Solar barely registered in 2021; today it accounts for roughly 50% of generation during the day in the shoulder months.
data via @grid_status
Prices spiked in ERCOT this morning, mostly driven by the cost of energy from marginal batteries
We're in the depths of outage season with many thermal assets out for maintenance. In those conditions, even a modest morning load forecast beat can lead to a quick run up the supply…
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