NOAA Atlas 14 Volume and Region vs Rasters

[ShaneMPutnam]

The polygons associated with the NOAA Atlas 14 volume and region do not perfectly overlap with the volume codes and their associated precipitation frequency rasters. For example, volume 8, region 4 and volume 9, region 1 have overlapping polygons but all of the se volume code raster is contained within volume 9, region 1 but does not cover the entire region. Part of the mw volume code extends into volume 9, region 1 but not across the entire portion associated with volume 8, region 4. For now, an error will be issued if the area of interest does not intersect the precipitation frequency raster which will instruct the user to manually identify the volume.