Sydney forecast to become ‘island of extreme heat’ tomorrow Saturday 9th of December 2023
A short note following a post from Ben Domensino warning of 40+ degree weather in the Sydney metropolitan area tomorrow.
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Price volatility also in NSW on Friday 8th December 2023
Second article on Friday 8th December 2023, about two NSW spikes that top-and-tail the volatility written about earlier in South Australia.
Run of extreme prices in the SA region on Friday 8th December 2023
Prices in SA have spiked to close to the market cap and remained elevated, following the invocation of the 'I-VS_250' constraint set due to extreme weather conditions.
Case Study (Part 2) of Low % VRE NEM-wide on 3rd and 4th July 2023
The second part of an ongoing case study examining two successive days of low VRE generation in early July 2023. This part examines IRPM, earlier forecasts of available generation and maps the availability by...
Return to service for Callide C3 delayed by 17 days (now to 24th January 2024)
A quick update today, following news yesterday from CS Energy about a 17-day delay to the expected return to service of Callide C3, following repairs to the collapsed cooling tower.
Case Study – Severe Weather Challenges Day-Ahead Forecasts for 7, 8, 9 September 2023
A bout of severe weather for many parts of south-eastern Australia brought challenging weather conditions which appear to have impacted variable renewable energy forecasts for the NEM. The case study delves into forecast differences...
Worth a read – ESIG Report ‘Weather Dataset Needs for Planning and Analyzing Modern Power Systems’
This morning I was fortunate to listen into an ESIG Webinar with respect to their report 'Weather Dataset Needs for Planning and Analyzing Modern Power Systems'
Brief period of spot volatility in QLD and NSW on Tuesday evening 5th December 2023
Some volatility in QLD and NSW on Tuesday 5th December 2023.
Rooftop Solar is crushing* the returns for Large-Scale VRE
Following the release of GenInsights Quarterly Updates for 2023 Q3 we've chosen to share here one of the clear challenges for large-scale VRE that is emerging (particularly in 2023 Q3) due to the rise...
GenInsights Quarterly Update for Q3 2023 released
A quick note to mark the the release of GenInsights Quarterly Update for 2023 Q3 last week (and Executive Briefing to one of our subscribers today).
Guest Authored Posts
What the hail is happening with Brisbane’s weather?
Anthony Cornelius from WeatherWatch explains the climate drivers behind Southeast Queensland’s unusually intense 2025 hail season — context that matters for those tracking how extreme weather is evolving and influencing the energy market.
Why network outages matter for generator and storage revenue, risk and investment decisions
Nadali Mahmoudi from EPEC Group presents a short case study to show why network-outage modelling is essential for understanding revenue opportunities, curtailment risk and long-term investment decisions.
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