Overview Realtime Historical Map View

White Pass Upper Historical Data

Historical Data


Date Snowpack SWE Snowfall Air Temperature
2026-05-09 50.8"
2026-05-10 48.87"
2026-05-11 45.56"
2026-05-12 40.92"
2026-05-13 41.82"
2026-05-14 43.0"
2026-05-15 44.58"
2026-05-16 50.29"
2026-05-17 48.55"
2026-05-18 46.07"
2026-05-19 43.63"
2026-05-20 38.95"
2026-05-21 31.66"
2026-05-22 27.37"
2026-05-23 23.04"
2026-05-24 19.74"
2026-05-25 20.84"
2026-05-26 18.95"
2026-05-27 15.84"
2026-05-28 13.79"
2026-05-29 12.49"
2026-05-30 11.71"
2026-05-31 8.59"
2026-06-01 6.15"
2026-06-02 4.58"
2026-06-03 6.59"
2026-06-04 5.96"
2026-06-05 7.1"
2026-06-06 7.14"
2026-06-07 6.67"
2026-06-08 3.79"
2026-06-09 4.22"
2026-06-10 6.78"
2026-06-11 5.21"
2026-06-12 5.17"
2026-06-13 4.54"
2026-06-14 4.07"
2026-06-15 4.22"
2026-06-16 5.41"
2026-06-17 5.05"
2026-06-18 4.78"
2026-06-19 4.26"
2026-06-20 5.29"
2026-06-21 5.09"
2026-06-22 5.72"
2026-06-23 5.17"
2026-06-24 4.97"
2026-06-25 6.74"
2026-06-26 6.19"
2026-06-27 5.29"
2026-06-28 6.35"
2026-06-29 6.86"
2026-06-30 7.22"
2026-07-01 6.9"
2026-07-02 6.04"
2026-07-03 5.37"
2026-07-04 5.37"
2026-07-05 4.97"
2026-07-06 4.58"
2026-07-07 4.89"
2026-07-08 5.64"
2026-07-09 4.97"
2026-07-10 4.89"
2026-07-11 6.31"
2026-07-12 4.93"
2026-07-13 7.92"

Snowfall Calendar


Date Average 2026

Annual Peak Snowpack


Seasonal Comparison


Oceanic Nino Index