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<p style="margin-top:0;margin-bottom:0">Good Morning All,</p>
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<p style="margin-top:0;margin-bottom:0">I am producing a contoured layer via Cressman interpolation in GrADS.</p>
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<p style="margin-top:0;margin-bottom:0">I'm running into a problem where I'm seeing random grid cells with missing values over areas that really should have contouring. I know that a Cressman interpolation is based upon radial interpolation so, my input values
may be off slightly for my station spacing.</p>
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<p style="margin-top:0;margin-bottom:0"><b>GrADS Code:</b></p>
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<p style="margin-top:0;margin-bottom:0"><span><i>'define temp = oacres(dummy.1(t=1),temp.2(t=1),<b>12,10,7,4,2,1</b>)'</i></span><br>
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<p style="margin-top:0;margin-bottom:0"><span><b>Image sample:</b></span></p>
<p style="margin-top:0;margin-bottom:0"><span><b><img size="265084" contenttype="image/png" id="img520046" style="user-select: none; max-width: 99.9%;" tabindex="0" width="1286" height="650" src="cid:74f8c8c3-6cc1-4433-be3b-d33dcbcef40a"><br>
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<p style="margin-top:0;margin-bottom:0">Best regards,</p>
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<div style="color:rgb(0,0,0); font-family:Tahoma; font-size:13px"><font face="Calibri,Arial,Helvetica,sans-serif"><font face="Calibri,Arial,Helvetica,sans-serif" size="2" color="#006FC9" style=""><span style="font-size:11pt"><b><span style="font-size:12pt">Aaron
D. Perry</span></b></span></font><font face="Calibri,Arial,Helvetica,sans-serif" size="2" color="#006FC9"><span style="font-size:12pt"><br>
</span></font><font face="Calibri,Arial,Helvetica,sans-serif" size="2" color="#006FC9"><span style="font-size:12pt">Class of 2016</span></font><font face="Calibri,Arial,Helvetica,sans-serif" size="2" color="#006FC9"><span style="font-size:12pt"><br>
</span></font><font face="Calibri,Arial,Helvetica,sans-serif" size="2" color="#006FC9"><span style="font-size:12pt">Lyndon State College</span></font><font face="Calibri,Arial,Helvetica,sans-serif" size="2" color="#006FC9"><span style="font-size:12pt"><br>
Lyndonville, VT 05851</span></font></font></div>
<div style="color:rgb(0,0,0); font-family:Tahoma; font-size:13px"><font face="Calibri,Arial,Helvetica,sans-serif"><font size="2" color="#006FC9"><span style="font-size:12pt">Twitter: </span></font><font size="2"><span style="font-size:11pt"><a href="https://twitter.com/arnpry" target="_blank" id="LPNoLP"><span style="font-size:12pt">@arnpry</span></a></span></font></font></div>
<div style="color:rgb(0,0,0); font-family:Tahoma; font-size:13px"><font face="Calibri,Arial,Helvetica,sans-serif"><font face="Calibri,Arial,Helvetica,sans-serif" size="2" color="#006FC9"><span style="font-size:12pt">Email: </span></font><a href="http://Aaron.Perry@lyndonstate.edu/" target="_blank" id="LPNoLP"><font face="Calibri,Arial,Helvetica,sans-serif" size="2"><span style="font-size:12pt">Aaron.Perry@lyndonstate.edu</span></font></a></font></div>
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