Tuesday, January 13, 2009

Weather Maps

Given that we are getting some bad weather tonight (although I don't think it will be as bad as initially thought, but only tomorrow will tell), I thought I would post a map of the forecast for snowfall accumulation from one of the weather models. Based on this model, the Halifax area would only receive approximately 5 cm, although these models often underestimate the total accumulation. If you were to critique this map, you might find it confusing, ineffective in providing a quick interpretation and poor graphic display. The audience for this map must be kept in mind and that would primarily include meteorologists, who are not looking for the generalized map: these cluttered details will provide them with the tools to assist in a more accurate forecast. So even if the map appearance may be flawed to the cartographer's eye, that alone doesn't necessarily warrant a critique of the product.


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