image_base = ../rock20/
bg.jpg overlay= layer_type1_20260212_180830.png, fg.png, layer_strike_20260212_180830.png, layer_track_20260212_180830.png, layer_hail_20260212_180830.png, layer_warn_20260212_180830.png, ../legends/legend_warnings_type.png
bg.jpg overlay= layer_type1_20260212_181731.png, fg.png, layer_strike_20260212_181731.png, layer_track_20260212_181731.png, layer_hail_20260212_181731.png, layer_warn_20260212_181731.png, ../legends/legend_warnings_type.png
bg.jpg overlay= layer_type1_20260212_182633.png, fg.png, layer_strike_20260212_182633.png, layer_track_20260212_182633.png, layer_hail_20260212_182633.png, layer_warn_20260212_182633.png, ../legends/legend_warnings_type.png
bg.jpg overlay= layer_type1_20260212_183533.png, fg.png, layer_strike_20260212_183533.png, layer_track_20260212_183533.png, layer_hail_20260212_183533.png, layer_warn_20260212_183533.png, ../legends/legend_warnings_type.png
bg.jpg overlay= layer_type1_20260212_184435.png, fg.png, layer_strike_20260212_184435.png, layer_track_20260212_184435.png, layer_hail_20260212_184435.png, layer_warn_20260212_184435.png, ../legends/legend_warnings_type.png