Low demand (and Actual MSL1,2) in South Australia on Friday 26th December 2025
With respect to today (Friday 26th December 2025) we’ll just leave you with this NEMwatch snapshot at 12:25 (NEM time)
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About directions to Blyth Battery on Thursday 25th December 2025
A quick look at the directions to Blyth BESS as part of managing Actual MSL1 and Actual MSL2 in South Australia on Thursday 25th December 2025.
Return to service struggles at Vales Point 5
Another thing that happened Christmas Day 2025 was the initial output from Vales Point 5, which has been offline since August 2025 following ‘turbine vibrations’. But its return...
New lowest points for ‘Market Demand’ in both VIC and SA on Thursday 25th December 2025 (Christmas Day)
Cool and clear conditions in the south of the NEM sees new 'lowest ever' points for Market Demand established in both VIC and SA on Thursday 25th December...
Modelling prices in a post-coal NEM: When batteries dominate the market
Paul Bandarian and David Leitch from ITK Services share modelling results for a post-coal NEM, arguing today’s electricity prices can be maintained if batteries become the dominant price-forming...
NEM Wrapped 2025: What you might have missed on WattClarity this year
Our annual end-of-year wrap-up looking back at the key events, market developments, and analysis that shaped the NEM — and our coverage of it — over 2025.
Queensland’s overnight *minimum* ‘Market Demand’ was the *highest* ever!
It’s Wednesday 23rd December 2025, and Brisbanites have sweated through a night that saw the overnight *minimum* 'Market Demand' be the highest ever.
The ‘Gas Market Review Report’ released on 22nd December 2025
It’s Monday 22nd December 2025 and the Federal Government has released it’s much-awaited Gas Market Review report.
A +460MW jump in NSW demand to 13:10 on Saturday 20th December 2025
It seemed that it might be worth documenting a +460MW jump in ‘Market Demand’ in NSW on Saturday afternoon to 13:10 (NEM time) on 20th December 2025.
Frequency wandering south, on Sunday afternoon 21st December 2025
Another short article about (what looks to be) another period of VRE-induced frequency weakness, this one on Sunday afternoon 21st December 2025.
Actual lack of reserve level 2 on Friday 19th December 2025 in NSW
The minimum reserve available is projected to be 664 MW between 16:00 and 17:00.
… but then the cooler change arrived in NSW, on Friday afternoon 19th December 2025
At 14:55 we note the temperature’s dropped markedly in and around Sydney, and the demand growth has abated as well…
NSW ‘Market Demand’ past 12,000MW … how high will it go (on Friday 19th December 2025)?
At 13:45 (NEM time) on Friday 19th December 2025 we see the NSW demand climbing higher and more quickly than forecasts ... how high will it go?
Was cloud cover the driver of the steep increase in ‘Market Demand’ at lunchtime in NSW on Friday 19th December 2025?
Wondering if unforeseen cloud cover might have been a trigger for the steep rise in 'Market Demand' at lunchtime Friday 19th December 2025.
Lunchtime volatility in NSW on Friday 19th December 2025
A quick snapshot from NEMwatch at 12:30 (NEM time) on Friday 19th December 2025, to mark an earlier-than-forecast arrival of prices above $1,000/MWh.
Spot price elevated already Friday morning 19th December 2025 in a very hot NSW
A quick note with a snapshot from NEMwatch at 10:55 (NEM time) on Friday 19th December 2025 to record some elevated prices that we’ve seen already this morning.
Violation of the ‘N>MPWW_94T_71’ constraint equation, on Friday 19th December 2025
A short note to highlight the ‘N>MPWW_94T_71’ constraint equation, which is violating in the 09:55 dispatch interval (NEM time) on Friday 19th December 2025.
Bayswater unit 2 returning to service, albeit later than expected, on Friday 19th December 2025
Bayswater unit 2 is in the process of returning to service on Friday morning 19th December 2025.
Looking ahead to Friday afternoon/evening 19th December 2025 in NSW
At 07:55 NEM time on Friday 19th December 2025 we take a look towards this afternoon/evening.
That’s a wrap, on Thursday evening 18th December 2025
Wrapping up a series of articles on Thursday 18th December 2025 with this NEMwatch snapshot at 19:35 (NEM time).