x1d = ndtooned(tmpq(5,:,:))      ; convert 2D array to 1D for use in maxind
inds = ind_resolve(maxind (x1d),dimsizes(tmpq(5,:,:)))    ; convert 1D array back to 2D  
ilat = inds(0,0)        ; select the latitude index where the X array is at its' maximum   
ilon = inds(0,1)        ; select the longitude index where the X array is at its' maximum  
lat_max = tmpq&lat(ilat)   ; insert the latitude index into the lat coordinate variable
lon_max = tmpq&lon(ilon)   ; insert the longitude index into the lon coordinate variable  
print("Maximum value located at june lat="+lat_max+", lon="+lon_max+",T="+max(tmpq(5,:,:)))     
inds = ind_resolve(minind (x1d),dimsizes(tmpq(5,:,:)))    ; convert 1D array back to 2D  
ilat = inds(0,0)        ; select the latitude index where the X array is at its' maximum   
ilon = inds(0,1)        ; select the longitude index where the X array is at its' maximum  
lat_max = tmpq&lat(ilat)   ; insert the latitude index into the lat coordinate variable
lon_max = tmpq&lon(ilon)   ; insert the longitude index into the lon coordinate variable