def METHOD_NAME(self):
    """Function to create a mesh grid for computations.
    """
    lonMin = float(self.gridLonRange[0])
    lonMax = float(self.gridLonRange[1])
    latMin = float(self.gridLatRange[0])
    latMax = float(self.gridLatRange[1])
    lonDiff = lonMax - lonMin
    latDiff = latMax - latMin
    numLon = int(round(lonDiff / self.gridIncr)) + 1
    numLat = int(round(latDiff / self.gridIncr)) + 1
    self.lon = numpy.linspace(lonMin, lonMax, num=numLon, dtype=numpy.float64)
    self.lat = numpy.linspace(latMin, latMax, num=numLat, dtype=numpy.float64)
    self.z = numpy.zeros(1, dtype=numpy.float64)
    lonGrid, latGrid = numpy.meshgrid(self.lon, self.lat)
    zGrid = numpy.zeros_like(lonGrid)
    self.grid = numpy.column_stack((
        lonGrid.flatten(),
        latGrid.flatten(),
        zGrid.flatten(),
    ))