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Water Resources Data System
Dept 3943
1000 E. University Ave.
Laramie, WY 82071

wrds@uwyo.edu
Ph (307) 766-6651
Fax (307) 766-3785


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Wyoming . NRCS

Report #30                    Monday Morning Snow Report                     May 29th, 2017

Good morning everyone this is the 30th Monday Snow Report for the 2016-2017 snow season.  Last year at this time the state median was 122% with a low of 0% and a high of 350%.  This year the state median is 228% with a low of 0% and a high of 836% 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 shown.

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

 5/29/2017

5/22/2017

 5/15/2017

 5/29/2016

 5/29/2015

 5/29/2014

Snake River

191

162

139

72

57

144

Madison

149

146

118

49

15

111

Yellowstone

156

154

134

66

65

142

Wind River

410

304

210

176

127

124

Bighorn Basin

163

135

99

75

77

167

Shoshone River

146

131

124

75

67

140

Powder

243

161

98

98

189

249

Tongue

310

164

105

67

128

287

Belle Fourche

0

0

0

0

0

0

Cheyenne

0

0

0

0

0

0

Upper N. Platte

137

104

81

148

105

170

Sweetwater

836

353

203

350

226

104

Lower N. Platte

0

117

24

0

0

0

Laramie

146

91

69

247

143

263

S. Platte

165

107

89

169

152

193

Little Snake River

141

101

74

205

78

152

Upper Green

437

289

158

153

127

262

Lower Green

186

187

134

143

87

119

Upper Bear

324

270

144

126

4

51

Weighted State Average

228

176

115

122

101

156

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

 

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