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- 1Copernicus warns methane is an especially potent greenhouse gas▼RE: https:// masto.ai/@CopernicusECMWF/1174 45660212209250 # Methane (CH₄) is particularly dangerous because it is an ex
Copernicus, the EU Earth observation service, is warning that methane is particularly dangerous because it is an extremely potent greenhouse gas with massive short-term warming potential. The message, shared widely on social media, stresses methane's outsized role in driving global warming compared with carbon dioxide, and comes amid ongoing discussion of methane emissions monitoring and climate change mitigation.
- 2September 2026 second hottest on record, Copernicus data shows●Monthly global climate data update from @ CopernicusECMWF ERA5 for the month of September 2026. Second hottest month of
The Copernicus Climate Change Service's ERA5 dataset shows September 2026 was the second hottest September globally since records began in 1940, according to a monthly update from Copernicus ECMWF. Climate observers are sharing the figures as further evidence that global temperatures remain persistently high despite year-to-year variation.
- 3Windy users criticise switch of default weather model●Windy(.com) switched the default weather model from ECMWF to an inferior slop model (meteoblue) for some reason :-( You
The weather forecasting site Windy.com has changed its default weather model from the widely respected European ECMWF model to one provided by meteoblue, prompting complaints from some users. Critics call the new default less accurate and speculate the change stems from a commercial deal, noting the older model can still be selected manually.
- 4Hurricane Isaias Strengthens as Models Agree on Track Toward Philadelphia●THIS WEEK’S WEATHER - # Philadelphia # weather # PAwx # PhillyWx # wx # Isaias Hurricane Isaias The tropical storm is no
Tropical Storm Isaias has strengthened into Hurricane Isaias and is continuing to follow the forecast track long indicated by the ECMWF-AI model, with other models such as the GFS now converging on a similar path. Weather watchers in Philadelphia and across Pennsylvania are tracking the storm closely as it shapes this week's weather outlook, discussing expected impacts and timing for the region.
- 5ECMWF highlights 14 open-source weather and climate projects▼ECMWF showcases 14 open-source weather and climate projects from Europe and Africa
The European Centre for Medium-Range Weather Forecasts has showcased 14 open-source projects focused on weather and climate, drawn from contributors in Europe and Africa. The selection highlights tools and software developed by the wider research community, underlining the centre's push to support open, collaborative approaches to forecasting and climate science across the two continents.