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<p>Hi Grads users,&nbsp;</p>
<p>I want to produce a percentage probability using temperatures from the GFS, the script i use is below. How would I go about scripting this for example, a percentage probability above 10c? Any help would greatly appreciated......&nbsp;</p>
<p>i = 1<br /> while ( i&lt;maps )</p>
<p>* Set up a few preliminary characteristics<br />setmap(1)<br />sett2mcols(1)<br />'set t 'i</p>
<p>'define t850=tmpprs(lev=850)-273.16'</p>
<p>'set gxout shaded'<br />'set csmooth on'<br />'color -gxout shaded -35 40 0.5 -kind indigo-&gt;darkviolet-&gt;fuchsia-&gt;blue-&gt;lightblue-&gt;green-&gt;yellow-&gt;orange-&gt;red-&gt;maroon-&gt;lightpink-&gt;white'</p>
<p>'d t850'</p>
<div>-- <br />
<p>Kind regards,</p>
<p><strong>Stuart Markham</strong></p>
<p><em>Founder of CW Weather</em></p>
<p><img src="cid:9e849405edb0a79e162c211a585f3245@chorleyweather.com" alt="" width="147" height="65" /></p>
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