# gray scale for precip

# Mike Dixon, April 1991
	
0	.1	#111
.1 	.2 	#222
.2	.4 	#333
.4 	.6	#444
.6 	.8 	#555
.8 	1.0 	#666
1.0	1.3	#777
1.3	1.6	#888
1.6	2.0	#999
2.0	2.5 	#aaa
2.5	3.0	#bbb
3.0	4.0	#ccc
4.0	5.0	#ddd
5.0	7.5	#eee
7.5	10.0	#fff