Archive for December, 2009

NCEP Global Forecast System

Just about everyone is familiar with weather maps. There are many situations where it is useful to combine the underlying numerical weather data with other types of information. Accessing  the weather data is a necessary first step.
The output from the U.S. National Centers for Environmental Prediction (NCEP) Global  Forecast System (GFS) is freely available. The [...]

December 16, 2009  Tags: , ,   Posted in: Climate, Uncategorized  4 Comments

How big is the uncertainty in the global temperature trend?

The global temperature record shows strong serial correlation. This boosts the uncertainty in the slope of the global warming trend. Here the uncertainty in the trend is derived using one of the satellite datasets.
warming in the satellite era
Data from satellites have been used to construct a global temperature record beginning in December 1978. This covers [...]

December 8, 2009   Posted in: Climate, Uncategorized  No Comments