Report #23     Wyoming – NRCS Monday Morning Snow Report      April 13th, 2015

Good morning everyone this is our 23rd Monday Snow Report for the 2014-2015 snow season.   Last year at this time the state median was at 138% with a low of 105% and a high of 197%.  This year the state median is steady at 62% with a low of 0% and a high of 90% 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

4/13/2015

4/6/2015

3/30/2015

4/13/2014

4/6/2014

 

SNAKE RIVER

84

81

86

142

144

 

MADISON

68

66

65

119

122

 

YELLOWSTONE

87

85

89

153

154

 

WIND RIVER

71

69

73

122

129

 

BIGHORN BASIN

80

80

90

149

150

 

SHOSHONE RIVER

75

77

83

151

155

 

POWDER

80

77

90

157

158

 

TONGUE

76

73

80

144

141

 

BELLE FOURCHE

0

0

0

197

142

 

CHEYENNE

0

0

13

133

137

 

UPPER N. PLATTE

68

67

71

123

126

 

SWEETWATER

52

51

55

105

116

 

LOWER N. PLATTE

45

55

63

124

130

 

LARAMIE

71

71

80

134

137

 

S. PLATTE

70

74

81

143

141

 

LITTLE SNAKE RIVER

61

61

58

119

126

 

UPPER GREEN

90

88

95

156

158

 

LOWER GREEN

56

55

63

123

129

 

UPPER BEAR

48

49

57

109

116

 

Weighted State Average

62

62

69

138

139

 

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