Dr. Robert Rohde on Twitter: "I've had a little time to digest the WWA report on the Northwest heatwave: https://t.co/KsLz3Owjy8 The most striking thing to me isn't the headline numbers, it's this graph. Basically, it says the heatwave was statistically "impossible". Let me elaborate...… https://t.co/1MQGp3LcTO"
Lead Scientist @BerkeleyEarth. Physics PhD, data nerd, and cancer survivor. Usually focused on climate change, fossil fuels, and air quality issues.
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I've had a little time to digest the WWA report on the Northwest heatwave: https://www. worldweatherattribution.org/wp-content/upl oads/NW-US-extreme-heat-2021-scientific-report-WWA.pdf … The most striking thing to me isn't the headline numbers, it's this graph. Basically, it says the heatwave was statistically "impossible". Let me elaborate...pic.twitter.com/Zv7qv0Im2u
The graph, shown above, looks at temperature patterns observed in the Pacific Northwest over the last 70 years and applies what is known as Generalized Extreme Value (GEV) theory to it. The fit, shown in red, looks pretty reasonable. 2/
