<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">Dear NCL Users.<div><br></div><div>I try to interpolate 201 pressure to 17 pressure levels and use “int2p_Wrap”. </div><div>It does interpolation but I get warning </div><div>"<b>warning:int2p: 1025 input array(s) contained all missing data. No interpolation performed on these arrays</b>” </div><div>with</div><div><div><div><br></div><div><b>Variable: levNew</b></div><div><b>Type: float</b></div><div><b>Total Size: 416160 bytes</b></div><div><b> 104040 values</b></div><div><b>Number of Dimensions: 3</b></div><div><b>Dimensions and sizes:<span style="white-space: pre-wrap;"> </span>[lat | 85] x [lon | 72] x [ALT | 17]</b></div><div><b>Coordinates:</b></div><div><b> lat: [-85..85]</b></div><div><b> lon: [-180..180]</b></div><div><b> ALT: [1000..10]</b></div><div><b>Number Of Attributes: 2</b></div><div><b> _FillValue :<span style="white-space: pre-wrap;"> </span>-9999</b></div><div><b> average_op_ncl :<span style="white-space: pre-wrap;"> </span>dim_avg over dimension(s): year</b></div><div><b>(0)<span style="white-space: pre-wrap;"> </span>interpolated_01: min=-9999 max=-9999</b></div></div><div><br></div><div>I calculated the average of Extinction coefficient from CALIPSO for each month over the 7 years data (has 201 levels). And this averaged values should be interpolated by 17 levels. It seems that the interpolation worked but the Min. and Max values show wrong. How I can fix this? I appreciate any comments and suggestions.</div><div><br></div><div>Thanks in advance,</div><div>Sun-</div></div><div><br></div><div></div></body></html>