Read this to know how to write plots to a gif.
data = importdata('data.txt') ;
y = data(:,1) ;
d = data(:,2) ;
h = data(:,3) ;
lat = data(:,4) ;
lon = data(:,5) ;
t = data(:,6) ;
%
[c,ia,ib] = unique(h) ;
for i = 1:length(c)
X = reshape(lon(ib==i),length(unique(lon)),length(unique(lat))) ;
Y = reshape(lat(ib==1),length(unique(lon)),length(unique(lat))) ;
Z = reshape(t(ib==1),length(unique(lon)),length(unique(lat))) ;
pcolor(X,Y,Z)
shading interp
title(sprintf('Hour = %s',num2str(c(i))))
drawnow
end
