| Percent of Average Key (Values shown are for Today's Percent of Average) | ||||
 < 25 |
 25 to 50 |
 50 to 75 |
 75 to 90 |
 90 to 110 |
 110 < 125 |
 125 to 150 |
 150 to 175 |
 175 to 200 |
 > 200 |
For percentages for individual SnoTels, see either the Map or the Station Listing with Charts
Updated Sunday, 21 March 2010
| Percent of Average Key (Values shown are for Today's Percent of Average) | ||||
| < 25 |
25 to 50 |
50 to 75 |
75 to 90 |
90 to 110 |
| 110 < 125 |
125 to 150 |
150 to 175 |
175 to 200 |
> 200 |
| Basin | Delta % of Average SWE Compared to Previous Monday | ||
| Snake River | -2 | | |
| Upper Yellowstone-Madison | -2 | | |
| Wind River | 4 | | |
| Bighorn | 0 | ||
| Shoshone | 0 | ||
| Powder-Tongue | 1 | | |
| Belle Fourche | -5 | | |
| Upper North Platte River | 0 | ||
| Lower North Platte - Sweetwater - Laramie | 0 | ||
| Little Snake River | 0 | ||
| Upper Green River | -1 | | |
| Lower Green River | 0 | ||
| Upper Bear River | -1 | | |
| South Platte River | -1 | | |