Table 6 SWE comparison statistics between ASO SWE estimates and prior and posterior (post.) snow reanalysis SWE on ASO measurement days (Day of Water Year; DOWY) closest to April 1st.

From: A western United States snow reanalysis dataset over the Landsat era from water years 1985 to 2021

ASO basins

Year

DOWY

R

MD (m)

RMSD (m)

Prior

Post.

Prior

Post.

Prior

Post.

USCATB

2015

185

0.54

0.81

−0.05

0.00

0.09

0.07

2016

184

0.59

0.83

−0.24

−0.15

0.37

0.25

2017

183

0.56

0.91

−0.13

−0.04

0.63

0.32

2018

205

0.63

0.82

−0.18

−0.11

0.30

0.22

2019

175

0.62

0.84

−0.06

−0.14

0.34

0.27

2020

196

0.71

0.88

0.03

0.05

0.14

0.13

2021

211

0.50

0.82

−0.12

0.03

0.18

0.13

USWAOL

2016

181

0.81

0.81

0.53

−0.03

0.68

0.38

USCOCM

2019

189

0.45

0.75

0.41

0.01

0.47

0.17

  1. USCATB represents the Tuolumne River Basin (California); USWAOL represents the Olympic Mountains (Washington); USCOCM represents Aspen/Castle-Maroon (Colorado).