<div dir="ltr">You can use the sum function in GrADS to calculate x-hr accumulated rain from n-hr accumulated rain, where x>n. If x<n, you can use subtraction, as in ACPCsfc(t-4)-ACPCsfc.<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Sep 9, 2015 at 7:19 AM, giacomo tricarico <span dir="ltr"><<a href="mailto:mino-98@hotmail.it" target="_blank">mino-98@hotmail.it</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div><div dir="ltr">Hi, my WRF plots 17 files, from 00h to 48h, with 3h steps; so rain is accumulated each 3 hours.<div><br></div><div>BUT how could I have 12h and 24h accumulated rain with grads? So that I have respectively 4 and 2 images :)</div><div><br></div><div>Thanks,</div><div>Giacomo</div> </div></div>
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