North-south switcheroo as solar conditions swing opposite directions over Autumn 2025
Rainfall and cloud cover has split Australia this autumn, delivering a mixed bag of solar irradiance conditions for solar farms across the NEM.
autumn
Queensland scrapes through on Tuesday 8th March 2022 … with only 210MW spare capacity at the lowest point!
A quick look at the supply-demand balance for the QLD on Tuesday evening 8th March 2022 ... where it became very, very tight for a period of time (hence very low IRPM).
An almost three hour long run of extreme prices in QLD on Tuesday evening, 8th March 2022
A short article describing the run of volatility seen in QLD on Tuesday evening, 8th March 2022
Price volatility on Monday 17th May 2021 … as expected (part 1?)
Was speaking with someone this morning about the expectation that there would be price volatility this evening, and the market obliged. It’s only just started, but here’s the second spike (at 17:40) captured in...
Sunshine State forgets its own branding on Saturday 23rd May 2020
Analysis compiled to explore what the impact was of the unusual weather pattern (extensive cloud cover and cold temperatures) seen across a large part of Queensland on Saturday 23rd May 2020.
A timely reminder of the need for *much* more diversity in wind harvest patterns
Alerted by our NEMwatch dashboard, I delve into the data and see a scary degree of correlation between the (very low) output of wind farms in south-east South Australia, and (similarly low) output from...
Autumn 2018 in the NEM
A collection of articles about things we see occurring in the NEM.
[UPDATED] AEMO Market Notice on “High Impact Outage” for tomorrow – and possible effect in South Australia
AEMO issues a Market Notice for a "High Impact Outage" - a term not used since 2012.
Collective skittishness about South Australia?
With high temperatures forecast for SA (hence higher demand) coinciding with low wind, social media references to "blackout" increase. Is this helpful?
Autumn 2017 in the NEM
Collection of articles written for Autumn 2017
Hazelwood closure announcement reflected in MT PASA capacity forecasts
Engie's announced closure of Hazelwood reflected as a big step change reduction in available capacity in Victoria at the end of March 2017.
Autumn 2015 in the NEM
A collection of articles about autumn 2015
Autumn 2014 in the NEM
Category to catch any posts we make pertaining to the shoulder season of autumn 2014.
Autumn 2013 in the NEM
After an eventful summer 2012-13 in the NEM, where we saw a heatwave early in the season lead into flooding rains (again) – and a new “Best Demand Forecaster” crowned, we progressed into what...