<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:rgb(0,0,0)"><div class="gmail_default" style="font-size:13px">Dear NCL users:</div><div class="gmail_default" style="font-size:13px"><br></div><div class="gmail_default" style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><font face="arial, helvetica, sans-serif" style="color:rgb(0,0,0)">I ran into a problem when trying to use the function </font><span style="font-family:Menlo;font-size:12px">gsn_csm_contour_map_c<wbr>e </span><span style="font-size:12px"><font face="arial, helvetica, sans-serif">to plot station data (with latitude and longitude). I followed<a href="https://www.ncl.ucar.edu/Applications/Scripts/station_1.ncl" target="_blank"> this example </a>form NCL website and got the figure with "noise" over region where there is no input data point (over Nevada). The plot is attached below, with black dots showing the data points, and color contour underneath is plotted from </font></span><span style="font-family:Menlo;font-size:12px">gsn_csm_contour_map_ce </span><font face="arial, helvetica, sans-serif"><span style="font-size:12px">function, so there is no data over Nevada, while the function still extrapolate values over there</span><span style="font-size:12px">. </span></font></div><div class="gmail_default" style="font-family:arial,sans-serif;font-size:13px"><span style="font-size:12px;color:rgb(34,34,34)"><font face="arial, helvetica, sans-serif"><br></font></span></div><div class="gmail_default" style="font-family:arial,sans-serif;font-size:13px"><span style="font-size:12px;color:rgb(34,34,34)"><font face="arial, helvetica, sans-serif">Below are the main res setting for plotting station data: </font></span></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><p style="margin:0px;font-size:12px;font-family:Menlo"> res@sfXArray = lons</p><p style="margin:0px;font-size:12px;font-family:Menlo"> res@sfYArray = lats</p></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><p style="margin:0px;font-size:12px;font-family:Menlo;min-height:14px"><br></p><p style="margin:0px;font-size:12px;font-family:Menlo"> plot=gsn_csm_contour_map_ce(wk<wbr>s,w,res1)</p><p style="margin:0px;font-size:12px;font-family:Menlo"><br></p></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,helvetica,sans-serif;font-size:12px">Has any one had this problem before? Any thoughts or suggestion is much appreciated! Thank you.</span><br></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,helvetica,sans-serif;font-size:12px"><br></span></div><div style="color:rgb(34,34,34);font-family:arial,sans-serif;font-size:13px"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:rgb(0,0,0)">Best,</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:rgb(0,0,0)">Meina</div></div></div><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><font size="2" color="#000000" style="background-color:rgb(255,255,255)" face="arial, helvetica, sans-serif">Meina Wang</font><div><font size="2" color="#000000" style="background-color:rgb(255,255,255)" face="arial, helvetica, sans-serif">PhD candidate in Atmospheric Science</font></div><div><font size="2" color="#000000" style="background-color:rgb(255,255,255)" face="arial, helvetica, sans-serif">Department of Land, Air and Water Resources</font></div><div><font size="2" color="#000000" style="background-color:rgb(255,255,255)" face="arial, helvetica, sans-serif">University of California, Davis</font></div><div><font size="2" color="#000000" style="background-color:rgb(255,255,255)" face="arial, helvetica, sans-serif">Davis, CA 95616</font></div></div></div></div></div>
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