Report #20     Wyoming – NRCS Monday Morning Snow Report       Mar. 23rd, 2015

Good morning everyone this is our 20th Monday Snow Report for the 2014-2015 snow season.   Last year at this time the state median was steady at 137% with a low of 112% and a high of 162%.  This year the state median is falling at 75% with a low of 9% and a high of 99% of median.  See the table & map below for more information. 

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, last year's ending weeks and 2012 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

3/23/2015

3/16/2015

3/9/2015

3/23/2014

3/16/2014

 

SNAKE RIVER

88

93

97

140

143

 

MADISON

68

72

75

112

114

 

YELLOWSTONE

93

97

101

144

147

 

WIND RIVER

80

88

93

129

133

 

BIGHORN BASIN

97

102

108

150

148

 

SHOSHONE RIVER

89

95

101

147

152

 

POWDER

99

110

120

151

150

 

TONGUE

89

96

104

144

134

 

BELLE FOURCHE

9

48

78

136

128

 

CHEYENNE

14

83

89

132

132

 

UPPER N. PLATTE

76

79

84

124

123

 

SWEETWATER

60

71

75

112

119

 

LOWER N. PLATTE

70

78

84

124

117

 

LARAMIE

82

87

89

142

141

 

S. PLATTE

86

92

94

146

139

 

LITTLE SNAKE RIVER

70

74

78

120

119

 

UPPER GREEN

99

106

109

162

167

 

LOWER GREEN

71

83

88

128

130

 

UPPER BEAR

66

69

76

114

117

 

Weighted State Average

75

88

95

137

137

 

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