Basin Click to View Chart	Date	Today SWE (inches)	Today SWE % of Median	Minimum SWE (in)	10th Percentile (inches)	30th Percentile Inches	Median (inches)	70th Percentile (inches)	90th Percentile (inches)	Maximum (inches)	Last Year SWE (inches)	Last Year SWE % of Median
Belle Fourche	16 May 2026	0.00	0	0.00	0.00	0.00	0.00	0.00	0.67	2.30	0.00	0
Bighorn	16 May 2026	0.00	0	1.30	3.93	5.72	7.89	10.42	14.01	17.02	5.43	69
Cheyenne	16 May 2026	0.00	0	0.00	0.00	0.00	0.00	0.00	0.51	2.30	0.00	0
Laramie	16 May 2026	0.00	0	0.20	4.46	7.61	9.09	14.09	17.89	21.93	4.70	52
Little Snake	16 May 2026	0.00	0	1.93	4.05	7.06	10.61	13.39	18.38	25.60	5.84	55
Lower Green	16 May 2026	0.00	0	1.39	2.55	3.52	4.70	7.23	10.62	15.44	2.92	62
Lower North Platte	16 May 2026	0.00	0	0.00	0.02	0.85	3.27	6.52	10.80	20.20	0.85	26
Madison	16 May 2026	0.00	0	0.02	4.74	9.56	13.84	17.53	22.72	25.30	8.14	59
Powder	16 May 2026	0.00	0	0.00	1.29	3.25	4.84	8.01	11.24	14.58	1.87	39
Shoshone	16 May 2026	0.00	0	3.34	6.06	10.47	13.02	19.09	24.70	30.84	8.35	64
Snake	16 May 2026	0.00	0	1.15	4.91	9.27	13.47	17.71	23.67	31.80	10.49	78
South Platte	16 May 2026	0.00	0	0.00	0.00	0.00	0.00	0.00	0.09	1.40	0.00	0
Sweetwater	16 May 2026	0.00	0	0.00	2.72	6.29	7.80	11.42	19.54	25.70	5.27	68
Tongue	16 May 2026	0.00	0	0.00	2.14	6.09	8.34	12.03	15.72	18.95	6.44	77
Upper Bear	16 May 2026	0.00	0	0.00	2.50	5.08	7.67	13.40	19.89	30.12	3.92	51
Upper Green	16 May 2026	0.00	0	0.14	3.03	6.23	8.71	12.03	20.21	27.20	6.33	73
Upper North Platte	16 May 2026	0.00	0	3.15	9.12	13.97	17.17	22.18	29.79	37.41	11.41	66
Wind	16 May 2026	0.00	0	1.91	3.72	6.57	9.08	13.03	17.97	23.56	6.09	67
Yellowstone	16 May 2026	0.00	0	2.77	9.44	13.64	17.42	22.61	26.55	30.95	14.19	81

Data from Natural Resources Conservation Service SnoTel Network