mgrib(grib_field_position = 1, grib_input_file_name = "Total_precipitation.grib") mcont(contour_label_height = 0.30, contour_label_colour = "black", contour_level_list = [1.00, 5.00,...,100.00, 250.00], contour_level_selection_type = "level_list", contour_reference_level = 15.00, contour_label_frequency = 1, contour_line_colour = "blue", contour_highlight_thickness = 5, contour_line_thickness = 2, contour_label = "on", contour_min_level = -1.00, contour_highlight_frequency = 3, contour_highlight_colour = "magenta", contour_hilo = "off", legend = "on")