National Weather Service United States Department of Commerce

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Western and Central Wyoming

Weather Forecast Office

2014 - Wyoming Annual Climate Summary

Weather.gov > Western and Central Wyoming > 2014 - Wyoming Annual Climate Summary
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Previous Annual and Water Year Climate Summaries

Climate Summaries

2014 Precipitation and Percent of Normal for Selected Stations
Station Name:
Airports		 Drought
Conditions		 Jan
2014		 Feb
2014		 Mar
2014		 Apr
2014		 May
2014		 Jun
2014		 Jul
2014		 Aug
2014		 Sep
2014		 Oct
2014		 Nov
2014		 Dec
2014		     Total for
2014
 click on location   D0 D1                              
 for graph D2 D3 D4                              
Big Piney  None 0.02 0.02 0.12 0.25  0.74 0.18 0.44 1.60 1.16 0.19 0.05 0.12     4.79
1981-2010 Normals  0.31  0.35  0.44  0.53  0.84  0.79  0.71  0.69  0.78  0.53  0.21  0.30      6.48
Percent of Normal   6  6  27  47 88  23  62  232 149  17 24 40      74
                               
Buffalo None 0.21 0.15 0.61 1.11 1.68 2.91  0.94 2.60 1.10 0.21 0.34 0.08     11.94
1981-2010 Normals  0.42  0.35  0.92  1.30  2.53  2.28  1.66  0.81  1.31  0.93  0.54  0.40      13.45
  Percent of Normal   50 43  66  85  66 128 57  321 84  23  63  20      89
                               
Casper   None  0.74 0.74 1.64 1.15 0.49 1.35  1.17  1.10 0.64 1.05 0.81 1.25     12.13
1981-2010 Normals  0.51 0.57  0.82  1.29  2.02  1.61  1.41  0.85  1.08  1.11  0.76  0.49      12.52
  Percent of Normal   145  130  200  89  24  84  83  129  59  95  107  255      97
Snowfall  14.2  11.5  18.7  5.8  0.9  0.0  0.0  0.0  1.0  3.2  10.6 17.8     83.7
1981-2010 Normals 9.1 9.8 10.9 11.6 2.9 0.1 0.0 0.0 1.8 7.4  10.3 11.0     74.9
  Percent of Normal   156  117  172  50  31  0  0  0  56  43  103  162      112
                               
Evanston   None  0.03 T 0.08 0.22 0.84 1.20 0.99 2.25 3.52 0.11  0.59 0.18     10.01
  1981-2010 Normals 0.54 0.61 0.86 1.15 1.77 1.24 0.90 0.96 1.31 1.17 1.04 0.58      12.13
  Percent of Normal   6  0  9  19  47  97  110  234  269  9  57  31      83
                               
Greybull   None  0.04 0.22 0.18 0.71 0.55 0.94 0.21 1.01 0.86 0.01 0.59 0.21     5.53
  1981-2010 Normals  0.23  0.18  0.40  0.71  1.65  1.20  0.66  0.42  0.88  0.60  0.30  0.28      7.51
  Percent of Normal   17  122  45  100  33  78  32  240  98  2  197  75      74
                               
Station Name:
Airports		 Drought
Conditions		 Jan
2014		 Feb
2014		 Mar
2014		 Apr
2014		 May
2014		 Jun
2014		 Jul
2014		 Aug
2014		 Sep
2014		 Oct
2014		 Nov
2014		 Dec
2014		     Total for
2014
Lander  None  0.61 0.19 1.18 0.70 1.51 0.60 0.62 1.61 1.79 0.50 0.59 1.82     11.72
  1981-2010 Normals  0.41  0.58  1.16  1.87  2.20  1.27  0.78 0.61  1.05  1.29  0.86  0.58     12.66
  Percent of Normal   149  33  102  37  69 47 79 264  170  39 69  314      93
Snowfall  8.9  3.8  13.9  4.3  2.2  0.0 0.0 0.0  T  T  8.9  21.1     63.1
1981-2010 Normals 7.6 10.3 16.1 16.8 4.8 0.1 0.0 0.0 2.7 9.8  13.1 10.1      91.4
  Percent of Normal   117  37  86  26  46  0  0  0  0  0  68  209     69
                               
Riverton  None  0.68 0.22 0.50 0.22 0.70 1.12 0.78 1.15 0.81 0.16 0.42 0.65      7.41
  1981-2010 Normals  0.24  0.27  0.55  1.30  1.72  1.28  0.89  0.57  0.90  0.89  0.50  0.32      9.43
  Percent of Normal   283  81  91  17  41  88  88  202  90 18  84  203      79
Snowfall  11.1  5.0  3.4  0.5  2.7  0.0 0.0  0.0  0.3 T  5.2 6.9      35.1
                               
Rock Springs  None  0.07 0.08 0.43 0.24 0.49 0.29 0.36 0.52 1.20 0.32  0.13 0.11     4.24
 1981-2010 Normals  0.45  0.48  0.68  0.91  1.21  0.79  0.64  0.62  0.92  0.87  0.49  0.50      8.56
  Percent of Normal   16  17  63  26  40  37  56 84 130 37  27  22      50
                               
Sheridan   None  0.64 1.21 1.69 1.54 1.73 2.20 1.01 1.05 1.63 0.16 1.49 0.74     15.09
  1981-2010 Normals  0.56  0.54  0.98  1.60  2.35 2.12  1.18  0.72  1.43  1.41  0.71  0.56      14.16
  Percent of Normal   114  224  172  96  74  104  86  146  114  11  210  132      107
                               
Worland None  0.25 0.13 0.40 0.29 1.14 1.62  0.25 1.51 1.13 0.27 0.57 0.70      8.26
  1981-2010 Normals  0.23 0.19 0.46 0.86 1.42 1.15 0.71 0.43 0.85 0.69 0.35 0.23      7.57
  Percent of Normal   109  68  87  34  80  141  35 351  133  39  163 304      109
                               
Station Name:
COOPS		 Drought
Conditions		 Jan
2014		 Feb
2014		 Mar
2014		 Apr
2014		 May
2014		 Jun
2014		 Jul
2014		 Aug
2014		 Sep
2014		 Oct
2014		 Nov
2014		 Dec
2014		     Total for
2014
                               
                               
Afton  None  1.16 2.40 1.53 1.61 0.72  1.38 0.46 3.30 3.44 0.65 1.56 1.48     19.69
  1981-2010 Normals 1.40 1.09 1.40 1.54 2.26 1.97 1.43 1.25 1.46 1.63 2.04 1.25     18.16
  Percent of Normal   83  220  109  105 32  70  32  264  236  40  105  118      108
Snowfall  17.3  29.0  11.3  4.8  1.0  0.0  0.0  0.0  0.0  0.2  13.9  24.2     101.7
                               
Bitter Creek 4NE None  0.27 0.35 0.68 0.20 0.58 0.11  0.33 2.23 1.61 0.17 0.53 0.34     7.40
  1981-2010 Normals 0.28 0.36 0.30 0.65 1.09 0.70 0.60 0.75 0.73 0.66 0.31 0.51      6.94
  Percent of Normal   96  97  227  31 53  16  55 297  221  26  171  67      107
                               
Cody  None  0.93 1.78 0.55 2.52 1.25 2.69 0.27 2.30 1.05 0.42 1.54 1.29     16.59
  1981-2010 Normals 0.33 0.33 0.56 1.06 1.82 1.68 1.11 0.91 1.06 0.89 0.48 0.33      10.56
  Percent of Normal   282  539  98  238 69  160  24  253  99  47  321  391      157
Snowfall  20.0  29.0  3.3  12.0 0.0  0.0  0.0  0.0  4.0  0.0  19.0  14.0     101.3
1981-2010 Normals 7.8 6.7 6.9 6.3 0.8 0.0 0.0 0.0 0.2 4.3 6.3 8.0     47.3
  Percent of Normal   256  433  48  190  0  0  0  0  2000  0  302 175      214
                               
Dubois  None 0.35 1.12  0.64 0.61 1.55 1.01  1.40  1.77 1.76 0.40 1.00 0.69      12.30
  1981-2010 Normals 0.24 0.38 0.40 1.10 1.64 1.28 1.11 0.86 1.24 0.81 0.57 0.28      9.91
  Percent of Normal   146  295  160  55  95  79  126  206  142  49  175 246      124
Snowfall  7.2  25.6  13.6  6.0  10.5 T  0  0  T  1.0  13.5 16.5     93.9
1981-2010 Normals 3.9 5.7 6.0 8.5 3.9 0.6 0.0 0.0 2.6 3.0 5.8 5.1     45.1
  Percent of Normal   185  449  227  71  269  0  0  0  0  33  233  324     208
                               
Fossil Butte
National Monument		   None  0.39 1.35 0.71 0.58 1.04 1.69  1.23 3.41 3.73 0.52  0.55 0.78      15.98
1981-2010 Normals 0.49 0.68 0.82 0.98 1.41 1.03 0.85 0.93 1.10 1.11 0.86 0.74      11.00
  Percent of Normal   80  199  87  59  74 164  145 367  339  47  64  105      145
Snowfall  8.4  20.5  8.7  6.6  3.5 T  0.0 0.0  0.0  T  7.8  10.7      66.7
                               
Green River  None  0.05 0.35 1.05 0.40 1.35 0.57 1.21  2.10 2.37 0.36 0.38 1.07      11.26
  1981-2010 Normals  0.34  0.43 0.71  0.85 1.23 0.98 0.55  0.68  0.90 0.81 0.41 0.44      8.33
  Percent of Normal   15  81  148  47  110 58  220 309  263  44  93  243      135
Snowfall  1.6  3.5  2.5  1.0  3.0 T  0.0  0.0  0.0  0.0  T  9.8      21.4
1981-2010 Normals 4.6 7.3 5.0 3.9 0.6 0.0 0.0 0.0 0.0 0.5 3.8 6.5     32.2
Percent of Normal  35  48  50  26  500  0  0  0  0  0  0  151      66
                               
Station Name:
COOPS		 Drought
Conditions		 Jan
2014		 Feb
2014		 Mar
2014		 Apr
2014		 May
2014		 Jun
2014		 Jul
2014		 Aug
2014		 Sep
2014		 Oct
2014		 Nov
2014		 Dec
2014		     Total for
2014
Jeffrey City  None 0.39 0.13 1.13 0.64 1.47 0.52  0.47 2.83 0.79 0.11 0.21 1.21      9.94
  1981-2010 Normals  0.31  0.41 0.86  1.27 1.85 1.15 0.89  0.60  0.80 0.91 0.59 0.42      10.06
  Percent of Normal   126  32  131  50  79  45  53  472  99  12  36 288      99
Snowfall  5.0  2.0  14.0  6.0  10.0  0.0  0.0 0.0  T  0.0  2.1  16.0     53.6
1981-2010 Normals 4.6 6.7 9.4 10.2 4.9 0.4 0.0 0.0 1.4 7.3 6.6 5.5      57.0
  Percent of Normal   109  30  149  59  204  0  0  0  0  0  32  291      94
                               
Kaycee  None  0.16 0.38  0.71 1.39 0.16 2.60  1.05 2.70 0.85 0.51 0.56 0.77      11.84
  1981-2010 Normals 0.30 0.34 0.74 1.46 2.37 1.84 1.42 0.80 1.18 1.04 0.57 0.31      12.37
  Percent of Normal   53  112  96  95  7  141 74  338  72 49  98 248      96
Snowfall  3.2  7.1  2.0  0.1  0.0  0.0 0.0  0.0  0.1  T  8.5  10.0     31.0
1981-2010 Normals 5.9 6.3 8.0 4.7 0.6 0.1 0.0 0.0 0.2 1.5 4.2 6.0     37.5
  Percent of Normal   54  113  25  2  0  0  0  0  50  0  202  167     83
                               
Moose   None  1.78 4.48 4.77 1.72 0.60 2.05 0.91 2.61 2.13 0.54 3.55 3.26      28.40
  1981-2010 Normals 2.58 1.82 1.62 1.49 1.88 1.61 1.29 1.29 1.44 1.47 2.64 2.67      21.80
  Percent of Normal   69  246  294  115 32  127 71 202  148  37  134  122      130
Snowfall  29.8  48.3  49.5  8.3  0.0  0.0 0.0 0.0  0.0  T  43.3  39.6      218.8
1981-2010 Normals 36.9 26.6 15.9 7.4 2.2 0.0 0.0 0.0 0.2 4.8 24.1 44.7      162.8
  Percent of Normal   81 182  311  112  0  0  0  0  0  0  180  89     134
                               
Old Faithful  None  1.89 2.90 6.43 3.05  2.44 3.21 0.37 4.00  2.20 1.73 2.49 2.46     33.17
  1981-2010 Normals  2.11 1.99 2.21 2.21 2.80 2.47 1.55 1.46 1.46 1.66 2.29 3.16      25.37
  Percent of Normal   90 146 291  138  87  130  24  274  151  104  109 78      131
Snowfall 21.0 46.0  76.5  20.0  1.2  0.6  0.0  0.0  0.0  2.0  20.0 36.3      223.6
1981-2010 Normals 37.5 31.1 26.8 19.3 7.3 1.2 0.0 0.0 1.4 7.7 31.7 43.8      207.8
  Percent of Normal   56 148  285  104  16  50  0  0  0  26  63 83      108
                               
Powell Field Station   None  0.18 0.65 0.15 1.29 0.26 1.59 0.29 1.17 0.45 0.22 0.43 0.10      6.78
  1981-2010 Normals 0.21 0.13 0.29 0.51 1.40 1.35 0.87 0.52  0.65 0.56 0.18 0.13      6.80
  Percent of Normal  86  500  52  253 19  118  33  225  69  39  239 77     100
Snowfall  3.0  10.7  1.0  3.0  0.0  0.0  0.0  0.0  0.0  0.0  3.8

1.3

     22.8
1981-2010 Normals 2.3 0.5 2.5 0.5 0.5 0.0 0.0 0.0 0.1  1.2 1.3 1.2     10.1
  Percent of Normal   130 2140  40  600  0  0  0  0  0  0  292 108     226
                               
Riverton (downtown)  None 0.63 0.14 0.49 0.32 1.07 1.62 0.64 1.11 0.85 0.18  0.41 0.55     8.01
  1981-2010 Normals 0.28 0.33 0.56 0.98 1.45 1.21 0.78 0.50 0.83 0.85 0.41 0.24      8.42
  Percent of Normal   225 42  88  33 74  134  82  222  102  21  100 229      95
Snowfall  10.1  4.9 5.5  2.9  2.5  T  0.0  0.0  0.3  T  7.8 7.4     41.4
1981-2010 Normals  4.8  6.0  5.9  6.1 1.2 0.0 0.0 0.0 0.3 3.7 4.3 4.8     37.1
  Percent of Normal   210  82  93  48  208  0  0  0  100  0  181 154     112
                               
Thermopolis   None  0.46 0.20  0.54 0.51 0.99 1.38  0.27 2.74 1.75 0.22 0.37 2.04      11.47
  1981-2010 Normals 0.35 0.45 0.87 1.46 1.86 1.51 0.88 0.58 1.23 1.26 0.80 0.46      11.71
  Percent of Normal   131  44  62  35  53  91  31 472  142  17  46  443      98
Snowfall  6.5  4.5  1.0  5.0  0.0  0.0  0.0  0.0  0.0  0.0  9.0 23.0      49.0
1981-2010 Normals 5.6  4.6 2.5 2.8 0.4 0.0 0.0 0.0 0.2 2.4 3.7 4.5     26.7
  Percent of Normal   116  98  40  179  0  0  0 0  0  0  243 511      184

Drought Classifications on December 31, 2014     |      XX.X / M - Data partially or completely missing

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