This research product provides near-real-time estimates of snow-water equivalent (SWE) for areas of California at a spatial resolution of 500 m.Ìý

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:
Intermountain West SWE reports (Colorado, Utah, Wyoming)

User Quote

­We are in the process of finalizing the B-120 update numbers, and are looking at your numbers. Thanks for your efforts to get your product out just in time!
- California Department of Water Resources


Tip for downloading Excel tables: If your table doesn't download automatically and instead opens in an Excel interface, go to File > Save As.

2024

Feb 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Feb 12Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Feb 29Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Mar 18 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 08Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 15Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 22Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 13Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 20Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 28Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)

2023

Feb 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Feb 14 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Mar 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Mar 15 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 15Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 15Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 23Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 30Ìý(Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Jun 06 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)

2022

Jan 15 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Feb 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Feb 14 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Mar 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Mar 15 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 10 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 17 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
Apr 24 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 01 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)
May 06 (Ìý´¥ÌýÌý´¥ÌýÌý´¥Ìý)

2021

All Files for 2021 ()
Jan 26 (Ìý´¥ÌýÌý´¥Ìý)
Feb 01Ìý(Ìý´¥ÌýÌý´¥Ìý)
Feb 15Ìý(Ìý´¥ÌýÌý´¥Ìý)
²Ñ²¹°ùÌý01Ìý(Ìý´¥ÌýÌý´¥Ìý)
²Ñ²¹°ùÌý13Ìý(Ìý´¥ÌýÌý´¥Ìý)
Apr 01Ìý(Ìý´¥ÌýÌý´¥Ìý)
Apr 12Ìý(Ìý´¥ÌýÌý´¥Ìý)
Apr 19Ìý(Ìý´¥ÌýÌý´¥Ìý)
Apr 26Ìý(Ìý´¥ÌýÌý´¥Ìý)
May 01Ìý(Ìý´¥ÌýÌý´¥Ìý)
May 11Ìý(Ìý´¥ÌýÌý´¥Ìý)

2020

All Files for 2020Ìý()
Jan 29Ìý(´¥ÌýÌý´¥Ìý)
Feb 16Ìý(Ìý´¥ÌýÌý´¥Ìý)
Mar 03 (Ìý´¥ÌýÌý´¥Ìý)
²Ñ²¹°ùÌý13Ìý(´¥ÌýÌý´¥Ìý)
Apr 01 (Ìý´¥ÌýÌý´¥Ìý)
Apr 14 (Ìý´¥ÌýÌý´¥Ìý)
Apr 20Ìý(Ìý´¥ÌýÌý´¥Ìý)
Apr 25Ìý(Ìý´¥ÌýÌý´¥Ìý)
May 01 (Ìý´¥ÌýÌý´¥Ìý)
May 10 (´¥ÌýÌý´¥Ìý)
May 18 (Ìý´¥ÌýÌý´¥Ìý)

2019

All Files for 2019Ìý()
Jan 31Ìý(´¥ÌýÌý´¥Ìý)
Feb 19Ìý(Ìý´¥ÌýÌý´¥Ìý)
Feb 28 (Ìý´¥ÌýÌý´¥Ìý)
²Ñ²¹°ùÌý12Ìý(´¥ÌýÌý´¥Ìý)
Mar 31Ìý(Ìý´¥ÌýÌý´¥Ìý)
Apr 13Ìý(Ìý´¥ÌýÌý´¥Ìý)
May 02Ìý(Ìý´¥ÌýÌý´¥Ìý)
May 14 (Ìý´¥ÌýÌý´¥Ìý)
Jun 05Ìý(Ìý´¥ÌýÌý´¥Ìý)