Water Resources Data System & State Climate Office
Water Resources Data System & State Climate Office
Water Resources Data System & State Climate Office
| 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 | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0 |
| Bighorn | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.54 | 4.28 | 0.00 | 0 |
| Cheyenne | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0 |
| Laramie | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 3.55 | 0.00 | 0 |
| Little Snake | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.73 | 3.65 | 0.00 | 0 |
| Lower Green | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.14 | 2.45 | 0.00 | 0 |
| Lower North Platte | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.88 | 0.00 | 0 |
| Madison | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 3.23 | 7.60 | 0.00 | 0 |
| Powder | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.55 | 0.00 | 0 |
| Shoshone | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 1.40 | 5.01 | 10.63 | 0.00 | 0 |
| Snake | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.29 | 0.88 | 1.95 | 10.39 | 0.00 | 0 |
| South Platte | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0 |
| Sweetwater | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.53 | 0.00 | 0 |
| Tongue | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.61 | 0.00 | 0 |
| Upper Bear | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 5.24 | 0.00 | 0 |
| Upper Green | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.38 | 5.31 | 0.00 | 0 |
| Upper North Platte | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.95 | 4.99 | 11.41 | 0.01 | 0 |
| Wind | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 2.24 | 4.74 | 0.00 | 0 |
| Yellowstone | 27 Jun 2026 | 0.00 | 0 | 0.00 | 0.00 | 0.00 | 0.28 | 2.52 | 5.56 | 15.82 | 0.00 | 0 |