Wyoming – NRCS

Report #16                    Monday Morning Snow Report                     Feb. 20th, 2017

Good morning everyone this is the 16th Monday Snow Report for the 2016-2017 snow season.  Last year at this time the state median was 90% with a low of 64% and a high of 103%.  This year the state median is 128% with a low of 64% and a high of 209% of median.  See the table & map below for more information.  The map may differ slightly from the table depending upon how many stations were reporting at the time or date.

For those of you with INTERNET capability, this report and map showing SWE percentages for the state can be found at http://www.wrds.uwyo.edu/wrds/nrcs/nrcs.html.   Go to  http://www.wcc.nrcs.usda.gov/normals/median_average.htm for median.

Figure 1 -- SNOW WATER EQUIVALENT AS PERCENT OF MEDIAN.  The following table shows the current, 2 previous ending weeks and 2016, 2015, 2014 equivalent (SWE) amounts for Wyoming basins.  Median is based on all reporting SNOTEL sites in the basin, not the snow courses.  The reference period for average comparison is 1981-2010.

DRAINAGE BASIN

2/20/2017

2/13/2017

2/6/2017

2/20/2016

2/20/2015

2/20/2014

SNAKE RIVER

150

153

136

96

106

126

MADISON

120

120

113

91

86

101

YELLOWSTONE

139

144

128

92

109

132

WIND RIVER

177

184

156

81

94

127

BIGHORN BASIN

111

116

110

78

109

147

SHOSHONE RIVER

163

171

147

94

113

143

POWDER

86

89

86

75

119

152

TONGUE

102

107

106

64

105

128

BELLE FOURCHE

64

79

103

87

62

111

CHEYENNE

77

84

99

85

86

132

UPPER N. PLATTE

125

133

128

93

77

119

SWEETWATER

209

218

186

69

74

104

LOWER N. PLATTE

106

117

108

100

78

112

LARAMIE

116

125

125

103

84

130

S. PLATTE

109

118

118

101

80

133

LITTLE SNAKE RIVER

122

128

129

96

71

114

UPPER GREEN

189

194

163

99

121

149

LOWER GREEN

155

160

151

103

89

125

UPPER BEAR

165

168

163

97

78

111

Weighted State Average

128

135

126

90

94

130

 red = down                   blue = up                    green = even       * data is suspect

 

For more information, contact: Lee Hackleman (307) 233-6744  NRCS Snow Surveys  100 East B St., Room 3124  Casper, WY