Basin Click to View Chart | This Year Peak Date | This Year Peak SWE (inches) | Days Early/Late | Peak SWE Dif (inches) | Percent of Median Peak SWE | Median Peak Date | Median Peak SWE (inches) | Current SWE | Median Meltout Date |
---|---|---|---|---|---|---|---|---|---|
Belle Fourche | 08 Dec 2024 | 0.7 | 249 | -6.4 | 10% | 03 Apr ![]() | 7.1 ![]() | 0.7 | 03 May ![]() |
Bighorn | 08 Dec 2024 | 3.3 | 227 | -8.5 | 28% | 25 Apr ![]() | 11.8 ![]() | 3.3 | 19 Jun ![]() |
Cheyenne | 08 Dec 2024 | 1.0 | 249 | -6.6 | 13% | 03 Apr ![]() | 7.6 ![]() | 1.0 | 01 May ![]() |
Laramie | 08 Dec 2024 | 2.6 | 233 | -13.7 | 16% | 19 Apr ![]() | 16.3 ![]() | 2.6 | 12 Jun ![]() |
Little Snake | 08 Dec 2024 | 4.1 | 246 | -16.4 | 20% | 06 Apr ![]() | 20.5 ![]() | 4.1 | 19 Jun ![]() |
Lower Green | 08 Dec 2024 | 2.6 | 243 | -11.0 | 19% | 09 Apr ![]() | 13.6 ![]() | 2.6 | 12 Jun ![]() |
Lower North Platte | 13 Oct 2024 | 2.5 | 181 | -10.5 | 19% | 15 Apr ![]() | 13.0 ![]() | 1.3 | 29 May ![]() |
Madison | 08 Dec 2024 | 4.5 | 238 | -19.3 | 19% | 14 Apr ![]() | 23.8 ![]() | 4.5 | 24 Jun ![]() |
Powder | 13 Oct 2024 | 1.9 | 179 | -9.1 | 17% | 17 Apr ![]() | 11.0 ![]() | 1.8 | 08 Jun ![]() |
Shoshone | 08 Dec 2024 | 5.5 | 228 | -12.6 | 30% | 24 Apr ![]() | 18.1 ![]() | 5.5 | 29 Jun ![]() |
Snake | 08 Dec 2024 | 4.9 | 239 | -16.0 | 23% | 13 Apr ![]() | 20.9 ![]() | 4.9 | 29 Jun ![]() |
South Platte | 07 Dec 2024 | 0.6 | 253 | -6.0 | 9% | 29 Mar ![]() | 6.6 ![]() | 0.5 | 26 Apr ![]() |
Sweetwater | 08 Dec 2024 | 3.3 | 232 | -11.9 | 22% | 20 Apr ![]() | 15.2 ![]() | 3.3 | 05 Jun ![]() |
Tongue | 06 Dec 2024 | 2.8 | 218 | -10.6 | 21% | 02 May ![]() | 13.4 ![]() | 2.7 | 09 Jun ![]() |
Upper Bear | 08 Dec 2024 | 3.6 | 240 | -14.2 | 20% | 12 Apr ![]() | 17.8 ![]() | 3.6 | 15 Jun ![]() |
Upper Green | 08 Dec 2024 | 3.0 | 239 | -13.0 | 19% | 13 Apr ![]() | 16.0 ![]() | 3.0 | 18 Jun ![]() |
Upper North Platte | 08 Dec 2024 | 4.5 | 236 | -20.1 | 18% | 16 Apr ![]() | 24.6 ![]() | 4.5 | 26 Jun ![]() |
Wind | 08 Dec 2024 | 4.0 | 229 | -10.1 | 28% | 23 Apr ![]() | 14.1 ![]() | 4.0 | 25 Jun ![]() |
Yellowstone | 08 Dec 2024 | 5.3 | 228 | -16.8 | 24% | 24 Apr ![]() | 22.1 ![]() | 5.3 | 02 Jul ![]() |