<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">
<div class="">
<div class=""><span class="" style="color: rgb(69, 69, 69); font-family: 'Helvetica Neue';">Hi all, </span></div>
<div class="">
<div class="" style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">
<div class="">
<div class="">
<div class="">
<div class="">
<div class="">
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69); min-height: 14px;">
<br class="">
</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
I have a monthly SST dataset, how can I obtain a 9-year low pass gaussian filtered SST in ncl. I think the Gaussian function *filwgts_normal* could work and my code is as below. Is it correct? If not, how can I deal with that? </div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69); min-height: 14px;">
<br class="">
</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
a = addfile(“sst.nc”,”r”)</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
sst = a->sst <span class="Apple-tab-span" style="white-space: pre;"> </span>;; [time | 1920] x [lat | 90] x [lon | 180]</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
sigma = 1.0</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
nwt = 9*12<span class="Apple-tab-span" style="white-space: pre;"> </span>;; 9 year</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
Wgts = filwgts_normal(nwt, sigma, 0)<span class="Apple-tab-span" style="white-space: pre;">
</span>; gaussian weight. </div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
sst_filter = wgt_runave_Wrap(sst(lat|:,lon|:,time|:),Wgts,0) <span class="Apple-tab-span" style="white-space: pre;">
</span>; 108 points running average </div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69); min-height: 14px;">
<br class="">
</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
I greatly appreciate it if anyone could help. Thanks. </div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class=""><br class="webkit-block-placeholder">
</div>
<div class="">
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
-------------------------------------</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
Wei Zhang</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
Ph.D student</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
University of Miami, Rosenstiel School of Marine and Atmospheric Science</div>
<div class="" style="margin: 0px; line-height: normal; font-family: 'Helvetica Neue'; color: rgb(69, 69, 69);">
Department of Atmospheric Sciences</div>
</div>
<br class="">
</body>
</html>