alink to this image"></a></p>
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<p>We note here that GPMpolyCentroid has given us the <a class="reference external" href="https://gpm.nasa.gov/data/imerg">GPM</a> data grid that falls within a specified watershed and assigns a pseudo rainfall gauge located at the centroid of the watershed a weighted-average daily rainfall data as specified by the time period selected (i.e., 2019-08-01 to 2019-08-03).</p>
<p>Let’s examine the rainfall data just obtained by <cite>GPMpolyCentroid</cite> over the Whit