Summary of Western US SNOTEL Snow/Precipitation Update Report |
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Based on Mountain Data from NRCS SNOTEL Sites |
**Provisional data, subject to revision** |
Data based on the first reading of the day (typically 00:00) for Friday, July 18, 2025 |
State/River Basin |
Snow Water Equivalent |
Water Year-to-Date Precipitation |
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# of Sites |
Percent of Median |
# of Sites |
Percent of Median |
|
Alaska | 29/62 | * | 45/62 | 116 |
Arizona | 19/23 | * | 19/23 | 59 |
California | 31/32 | * | 31/32 | 94 |
Colorado | 95/105 | * | 102/105 | 85 |
Idaho North of Salmon River | 29/31 | * | 29/31 | 83 |
Idaho South of Salmon River | 60/65 | * | 51/65 | 93 |
Montana | 86/91 | * | 84/91 | 88 |
Nevada | 30/32 | * | 31/32 | 96 |
New Mexico | 21/21 | * | 21/21 | 81 |
Oregon | 71/81 | * | 72/81 | 101 |
Utah | 89/90 | * | 90/90 | 86 |
Washington | 64/76 | * | 66/76 | 83 |
Wyoming | 81/85 | * | 79/85 | 90 |
Arkansas River Basin | 6/6 | * | 6/6 | 91 |
Colorado River Basin | 101/108 | * | 105/108 | 84 |
Columbia River Basin | 246/266 | * | 243/266 | 89 |
Missouri River Basin | 45/48 | * | 44/48 | 89 |
Rio Grande River Basin | 28/29 | * | 28/29 | 83 |
The Great Basin | 103/105 | * | 105/105 | 91 |