Western US SWE Reports

This research product provides near-real-time estimates of snow-water equivalent (SWE) for the western United States at a spatial resolution of 500 m.
We create reports for specific regions approximately every two weeks from mid-winter throughÌýthe end of theÌýmelt season. The reports are released within a week of satellite image data acquisition and are distributed to water managers and forecasters.Ìý For more information on reporting or to discuss reporting for your area please contactÌýLeanne.Lestak@colorado.edu.
See also:
Sierra Nevada SWE reports 2019-present (California)
Intermountain West SWE reports 2019-2023 (Colorado, Utah, Wyoming)Ìý
2026
Feb 01 (Ìý|Ìý|Ìý)
Feb 08 (Ìý|Ìý|Ìý)
Feb 15 (Ìý|Ìý|Ìý)
Feb 22 (Ìý|Ìý|Ìý)
Mar 01 (|Ìý|Ìý)
Mar 08 (|Ìý|Ìý)
2025
All Files for 2025 ()
Includes: Report, Tables All Domains, JPG maps