May 1990 - February 1991 Wyoming Divisional Precipitation
-99
1901-2000 base period
Inches
129 years
1901-2000
4801
Yellowstone Drainage
1
48
Wyoming
WY
18.96
-3.49
28
22.45
4802
Snake Drainage
2
48
Wyoming
WY
20.26
-6.59
10
26.85
4803
Green and Bear Drainage
3
48
Wyoming
WY
8.94
-2.19
23
11.13
4804
Big Horn
4
48
Wyoming
WY
11.5
-0.61
55
12.11
4805
Powder, Little Mo and Tongue Drainages
5
48
Wyoming
WY
10.45
-1.9
33
12.35
4806
Belle Fourche Drainage
6
48
Wyoming
WY
10.92
-2.69
25
13.61
4807
Cheyenne Niobrara Drainage
7
48
Wyoming
WY
10.84
-1.01
50
11.85
4808
Lower Platte
8
48
Wyoming
WY
12.52
0.54
77
11.98
4809
Wind River
9
48
Wyoming
WY
10.92
-0.85
50
11.77
4810
Upper Platte
10
48
Wyoming
WY
9.56
-0.96
46
10.52