All Questions

Tagged with
Filter by
Sorted by
Tagged with
2
votes
1answer
69 views

What types of high-level mathematics are useful in doing climate modelling/meteorology?

I'm aware that PDEs, linear algebra, numerical analysis and such are staples of most applied mathematical endeavors. I want to know if there are other areas of "higher" mathematics that have useful ...
0
votes
0answers
53 views

Moisture flux convergence/divergence calculation in Grads

I want to calculate moisture flux divergence/convergence in 850 hpa for the summer and I have monthly mean gridded data sdfopen shum.mon.mean.nc sdfopen uwind.mon.mean.nc sdfopen vwind.mon.mean.nc ...
1
vote
0answers
47 views

Does tropical rain forest as defined by the Holdridge Life Zone classification exist in any meaningful prevalence?

I've been recently introduced to the Holdridge life zones and their method of classification, and have been somewhat concerned/confused by the definitions of tropical rain forest as described by the ...
3
votes
0answers
87 views

Do 360 day calendars affect climate models?

I was recently reading Zach Holman's blogpost on time and remembering that I've had to work with CMIP5 output that used a 360 day calendar, rather than a 365 day or a Greogrian (or Proleptic Gregorian)...
3
votes
0answers
393 views

Trewartha climate classification overlap?

By my reading of the wikipedia page on the Trewartha climate classification, climate classifications are not mutually exclusive. Let's take a look at the climate classification of Iowa City, IA. The ...
7
votes
1answer
865 views

How to calculate w-wind?

My model (AGCM) does not compute w-wind (the vertical component of the wind velocity). However, I do have the following available variables from AGCM output: ...
8
votes
3answers
190 views

Climate change review for a scientist [duplicate]

I am a Ph.D student in Computer Science and Statistical Genetics. I recently became very interested in climate change, for obvious reasons. I would like to use my solid scientific and statistical ...
5
votes
1answer
71 views

snow modelling using raster data with different resolution

I am trying model to some snow processes for the whole US. I do have daily climate forcing time series for a 1 x 1 km raster in a Lambert Conformal Conic Projection (netCdf format). The MODIS snow ...
1
vote
1answer
107 views

When GCMs are calibrated do they use 'corrected rainfall' input?

Part of calibrating Global Climatic Models involves 'hindcasts' or 'history matching' against historic climate records, including rainfall. Such rainfall records are all in error because almost all ...
15
votes
2answers
576 views

Will model resolution have an effect on model spin-up time?

In terms of uncoupled AGCM studies, I've seen people use periods within a decade (say, 5 years) as spin-up time, but I also see some people take tens of year as spin-up in some recent studies. So I'm ...
7
votes
1answer
722 views

What is “qflux” and why is it important for climate models?

Evaluation of the Ocean Q Flux is an example of qflux used in the CESM model. Why is it important?
8
votes
3answers
1k views

A good book or source for climate science and meteorology basics?

I have a mainly a hydro-geological and geo-statistical background, I would like to have a basic introduction to meteorological, climatic processes and modelling techniques related to these fields. Any ...
20
votes
2answers
3k views

What are the major differences between weather models and climate models?

Some weather models include GFS (Global Forecast System) and NAM (North American Mesoscale Model). Some climate models include CCSM (Community Climate System Model) and the NASA GISS (Goddard ...