Snow Lab

Welcome to UC Berkeley's
Central Sierra Snow Lab

The CSSL maintains the longest snowfall and snow depth climatological records in the world from 1879 to present.

Current CSSL Conditions

24-Hour Snowfall
0 in
48-Hour Snowfall
0 in
7-Day Snowfall
0 in
24-Hour Snowfall SWE
0 in
Current Temperature
40.6°F
Current Wind-Speed
0.5 mph

Precipitation and Snowpack To-Date

CSSL Accumulated Snowfall (in) Compared to 1991-2020 Median

Snowfall values are manually measured at 8am PST and updated by 9am PST on days with snowfall. Daily precipitation is recorded at midnight. Snow Water Equivalent (SWE) is the amount of water that can be obtained from the snowpack.

Current Conditions of Snowpack and Precipitation to Date

Median SWE To-Date
(as of 01-17)
0200
74%
Median Peak SWE
(as of 01-17)
0200
34%
Median Snowfall To-Date
0200
84%
Median Precipitation (Rain and Snow) To-Date
0200
143%

CSSL Live Condition Stream

Snowy mountain background

Current Projects

Explore Ongoing Research

Our team is currently researching snowpack dynamics, climate trends, and more. Our new project updates and data can be found here.

View Projects
CSSL Projects

Donate to CSSL

CSSL Donate

Your Support is Valued

Every contribution strengthens our ability to collect and share real-time data. Your support keeps our data free for scientists, students, and the public.

Donate Now