Snow Avalanche Guidance
Issued by NWS Riverton, WY

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000
FWUS45 KRIW 130843
SAGRIW

Forecast for Bridger-Teton National Forest Avalanche Center
National Weather Service Riverton WY
143 AM MST Wed Dec 13 2017


.DISCUSSION...

Cooler with increasing moisture and clouds with low to moderate
chances for light snow by this afternoon as a quick moving
disturbance and associated front move through the forecast area.
Heaviest snow will occur mainly this afternoon before ending early
this evening. Total snowfall with this brief winter weather system
will range from 1 to 3 inches in the mountains (isolated 4 to 5
inches in the Tetons) and a trace to perhaps an inch in the valleys.
Winds will continue relatively light for most of the region with the
gustiest winds to be found over the higher Teton/Wyoming Ranges
(gusting 25 to 35 mph at times). A more significant winter weather
system to impact the forecast area Friday night and Saturday.

Forecaster...Braun

WYZ012-132315-
RENDEZVOUS MOUNTAIN-TETON WY
43.59N 110.89W ELEV. 10318 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      25          13          24          13          26
TEMP          25 23 22 23 24 20 23 19 17 16 13 22 24 20 16 15 15 15 13 23 25 19
DEWPT          2  9 10 15 17 18 18 17 15 14  9  6  3  3  5  7  7  6  4  7  9  7
RH            36 54 59 71 74 92 81 92 92 92 84 49 39 47 61 70 70 67 67 50 50 59
WIND DIR      NW NW NW NW NW  N  N  N  N  N  N  N NW  N  N NW NW  W SW SW SW SW
WIND SPD      13 20 19 19 16 20 21 23 20 23 23 18 18 18 18 19 21 21 24 17 20 20
WIND GUST     20 31 29 29 24 31 33 34 31 34 34 27 27 27 27 29 33 33 36 26 31 31
CLOUDS        SC SC SC BK BK OV BK SC FW FW FW FW FW FW FW FW FW SC SC SC SC OV
CLOUDS(%)     47 49 56 74 78 91 75 40 20 22 22 13 13 14 14 28 28 56 56 31 31 92
POP 12HR                     60          40           0           0          10
QPF 12HR                   0.09        0.03           0           0           0
SNOW 12HR                     2           1       00-00       00-00       00-00
SNOW                 C  C  L  C  S                                            L


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            13    14       9    20      15    25      18    28
TEMP          17   14 14 12 11    9 17 18 17   15 22 22 20   18 25 23
DEWPT          7   12 11  9  8    7  7  8  9   13 16 16 15   15 19 17
PWIND DIR          SW    NW      NW    NW       W     W       W    SW
WIND CHAR          WY    WY      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    OV   OV OV OV BK   SC SC SC SC   BK BK BK BK   BK BK BK
POP 12HR           70    70      20    10      20    20      20    20
SNOW           L    L  L  C  S             S    S  S  S  S    S  S  S

$$

WYZ013-132315-
JACKSON AIRPORT-TETON WY
43.60N 110.73W ELEV. 6451 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      32          10          32           6          32
TEMP          20 16 15 26 32 29 26 21 16 13 11 24 32 26 15 11  8  8  7 24 32 26
DEWPT         13 11 11 18 21 21 21 19 14 11  9 15 17 14 10  8  6  5  4 12 16 15
RH            74 80 84 71 63 72 81 92 92 91 91 68 53 60 80 87 91 87 87 60 51 62
WIND DIR      NW NE NE  N  N  N NE NE NE NE NE  N NW  N NW  W  E SE SE  S SW SW
WIND SPD       3  5  4  4  5  6  5  6  5  6  6  4  5  5  4  4  3  5  3  4  5  5
CLOUDS        SC SC SC BK BK OV BK SC SC SC SC FW FW FW FW SC SC BK BK FW FW BK
CLOUDS(%)     47 48 54 72 77 93 78 58 36 47 47 26 26 22 22 50 50 68 68 29 29 69
POP 12HR                     40          20           0           0           5
QPF 12HR                   0.03        0.01           0           0           0
SNOW 12HR                     T           T       00-00       00-00       00-00
SNOW                 S  C  C  S                                               C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            16    25       4    25       4    29      12    32
TEMP          19   17 21 19  8    6 16 19  8    6 18 24 15   14 23 28
DEWPT         16   14 16 10  5    3 11 10  5    3 14 16 12   11 18 20
PWIND DIR          SW     W      NW    NW      SW    SW      SW    SW
WIND CHAR          LT    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    BK   BK OV OV BK   SC SC SC SC   BK BK BK BK   BK BK BK
POP 12HR           50    50      10     5       5    10      10    10
SNOW           C    C  C  C

$$

WYZ012-132315-
SNOW KING MOUNTAIN-TETON WY
43.46N 110.76W ELEV. 7810 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      30          15          30          13          30
TEMP          23 23 21 27 30 27 25 22 20 18 15 25 30 25 19 16 16 15 14 25 30 26
DEWPT         10 10 10 15 18 19 18 18 17 15 12 15 15 13 11 10 11 10  8 12 14 14
RH            57 57 62 60 60 71 74 84 88 88 88 65 53 60 70 77 80 80 76 57 51 60
WIND DIR       E  N NE  N  N  N  N  N  N  N  N  N NW  N NW  N  W  W SE SW SW SW
WIND SPD       3  6  8  8  9  8  9  9  8  9  9  6  8  6  5  5  5  6  5  6  8  6
CLOUDS        SC SC SC BK BK OV BK SC FW SC SC FW FW FW FW BK BK BK BK FW FW BK
CLOUDS(%)     45 48 53 73 77 84 80 59 21 35 35 17 17 18 18 64 64 67 67 30 30 71
POP 12HR                     40          20           0           0           5
QPF 12HR                   0.03        0.01           0           0           0
SNOW 12HR                     T           T       00-00       00-00       00-00
SNOW                 S  C  C  S                                               C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            20    24      14    24      15    30      20    33
TEMP          23   21 22 21 17   15 19 22 18   16 23 27 23   21 27 30
DEWPT         18   17 16 12 12   11 12 12 13   12 17 18 18   17 21 21
PWIND DIR          SW     W      NW     W      SW    SW      SW    SW
WIND CHAR          LT    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    BK   BK OV OV BK   SC SC SC SC   BK BK BK BK   BK BK BK
POP 12HR           50    50      20    10      10    10      10    10
SNOW           C    C  C  C  S

$$

WYZ012-132315-
FREDS MOUNTAIN-TETON WY
43.79N 110.93W ELEV. 9840 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      26          13          25          12          26
TEMP          24 22 21 24 25 21 22 19 17 15 14 22 25 21 16 14 14 14 12 23 25 20
DEWPT          1  8  8 15 15 17 17 18 16 14 12  9  9  8  9 10  9  9  7  9 10 10
RH            36 54 56 68 65 84 81 96 96 96 92 57 50 56 73 84 80 80 80 54 52 64
WIND DIR       N  W  W NW NW  N  N  N  N  N  N  N NW  N  N NW NW  W  S SW SW SW
WIND SPD       5 10 12 12  9 11 12 13 12 12 14 11 10 10 10 11 14 14 16 11 14 13
WIND GUST           19 19       19 20 19 19 23                23 23 24    23 20
CLOUDS        SC SC SC BK BK OV OV SC FW CL CL FW FW CL CL FW FW FW FW FW FW OV
CLOUDS(%)     48 50 57 75 77 83 83 32 15 10 10 11 11  9  9 18 18 27 27 29 29 89
POP 12HR                     60          40           0           0          10
QPF 12HR                   0.08        0.02           0           0           0
SNOW 12HR                     2           T       00-00       00-00       00-00
SNOW                 S  C  L  C  S                                            L


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            14    16       8    20      14    25      17    29
TEMP          17   14 15 10 10    8 15 16 15   14 21 19 19   17 24 22
DEWPT         13   12 13  7  3    6 10 11 11   12 18 15 14   15 20 18
PWIND DIR          SW     W      NW     W      SW    SW      SW    SW
WIND CHAR          BZ    BZ      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    OV   OV OV OV BK   SC SC SC BK   BK BK BK BK   BK BK BK
POP 12HR           70    70      20    10      20    20      20    20
SNOW           L    L  L  C  S             S    S  S  S  S    S  S  S

$$

WYZ024-132315-
BLIND BULL SUMMIT-LINCOLN WY
42.97N 110.62W ELEV. 9000 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      28          10          25          10          29
TEMP          23 20 20 27 27 22 23 18 15 13 10 21 25 19 15 13 11 11 11 24 29 24
DEWPT          2  4  6 10 12 14 15 15 14 11  8 13 14 10  9  8  7  7  7 10 11 10
RH            39 49 54 48 53 71 71 88 96 91 91 71 62 67 77 80 83 83 83 54 46 54
WIND DIR      NW NW  W  W NW NW NW NW NW NW NW NW NW NW  W  W  W  W  W  W  W  W
WIND SPD       8 11 12 14 13 13 12 11 10 12 13 13 13 12 10 11 10 11 12 11 12 10
WIND GUST           19 23 20 20 19       19 20 20 20 19             19    19
CLOUDS        SC SC SC BK BK BK OV OV FW SC SC CL CL FW FW FW FW FW FW FW FW SC
CLOUDS(%)     32 50 52 74 75 80 88 81 21 41 41  5  5 14 14 20 20 21 21 13 13 57
POP 12HR                     30          20           0           0           0
QPF 12HR                   0.03        0.01           0           0           0
SNOW 12HR                     1           T       00-00       00-00       00-00
SNOW                    S  C  S                                               C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            15    20       6    21      13    28      15    31
TEMP          17   16 20 11  8    7 21 16 14   14 28 19 17   16 31 21
DEWPT         13   13 15  8  3    2 12 11 10   10 21 15 13   12 24 17
PWIND DIR          SW    NW      NW    NW       W     W       W     W
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC   BK OV BK BK   SC SC SC SC   SC BK SC BK   SC SC SC
POP 12HR           50    50      10    10      10    10      10    10
SNOW           C    C  C  C

$$

WYZ024-132315-
MOUNT COFFIN-LINCOLN WY
42.64N 110.64W ELEV. 10870 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      27          12          23          12          27
TEMP          25 24 24 27 26 21 21 18 16 15 12 21 22 17 15 14 14 14 13 24 27 23
DEWPT         -5  2  6  9  7 10 11 13 14 11 10  5  0  2  4  2  5  6  6  5  6  5
RH            26 38 45 46 44 62 65 80 92 84 91 49 37 51 61 58 67 70 73 43 40 45
WIND DIR      NW NW  W  W NW NW NW  N NW  N NW NW NW NW  W NW  W  W  W  W  W  W
WIND SPD      13 20 19 21 24 24 23 20 19 21 23 23 24 23 19 20 21 24 23 20 23 20
WIND GUST        31 29 33 36 36 34 31 29 33 34 34 36 34 29 31 33 36 34 31 34 31
CLOUDS        FW SC SC BK BK BK BK BK FW FW FW CL CL CL CL FW FW FW FW FW FW BK
CLOUDS(%)     25 57 53 73 74 73 77 80 17 13 13  2  2  4  4 16 16 16 16 11 11 65
POP 12HR                     40          30           0           0           0
QPF 12HR                   0.04        0.02           0           0           0
SNOW 12HR                     1           T       00-00       00-00       00-00
SNOW                 S  C  C  C  S                                            C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            12    17       6    19      14    25      15    27
TEMP          15   12 16 10  8    7 16 16 15   14 23 19 17   15 24 20
DEWPT          9   11 11  7  5    6  5  9 10   12 15 14 13   13 17 15
PWIND DIR           W    NW      NW    NW      NW     W       W     W
WIND CHAR          BZ    WY      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    BK   BK OV BK BK   SC SC FW SC   SC SC SC SC   SC SC SC
POP 12HR           60    50      20     5      10     5       5    10
SNOW           C    L  C  C  S

$$

WYZ024-132315-
COMMISSARY RIDGE-LINCOLN WY
42.57N 110.73W ELEV. 9340 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      31          13          28          14          31
TEMP          26 25 26 30 29 23 22 19 17 17 13 25 27 20 17 16 16 16 15 27 31 27
DEWPT          0  3  4 11  9 10 11 11 12 11  9 11  9  6  5  3  5  5  5  7  9  8
RH            32 38 38 44 42 57 62 70 80 77 84 55 46 54 58 56 61 61 64 42 39 44
WIND DIR      NW NW NW  W NW NW  N  N  N  N  N NW NW NW  W  W  W  W  W  W  W  W
WIND SPD      10 17 14 16 18 18 18 18 17 19 19 17 18 17 13 16 17 18 18 14 17 14
WIND GUST        26 23 24 27 27 27 27 26 29 29 26 27 26 20 24 26 27 27 23 26 23
CLOUDS        FW SC SC BK BK BK OV BK FW FW FW CL CL CL CL FW FW FW FW FW FW BK
CLOUDS(%)     26 59 53 74 76 77 83 80 18 16 16  2  2  5  5 15 15 16 16 13 13 61
POP 12HR                     30          20           0           0           0
QPF 12HR                   0.03        0.01           0           0           0
SNOW 12HR                     1           T       00-00       00-00       00-00
SNOW                    S  C  S                                               C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            16    21       9    24      15    30      17    32
TEMP          19   16 20 15 11    9 20 19 17   15 26 23 19   17 28 25
DEWPT         10   11 12  8  5    2  8  9  9    8 16 15 12   10 17 15
PWIND DIR           W    NW      NW    NW       W     W       W     W
WIND CHAR          BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    BK   BK OV BK SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR           50    50      20     5      10     5       5    10
SNOW           C    C  C  C  S

$$

WYZ024-132315-
SPRING CREEK DIVIDE SNOTEL-LINCOLN WY
42.53N 110.66W ELEV. 9000 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      31          12          27          13          31
TEMP          26 26 25 30 29 23 21 19 17 16 12 24 27 21 17 16 16 15 14 28 30 27
DEWPT         -1  4  5  8  9 10 12 12 13 12 10 10  9  9  7  4  6  6  7  9  9 10
RH            30 38 42 39 42 57 68 74 84 84 91 54 46 59 64 58 64 67 73 44 41 48
WIND DIR      NW NW NW  W NW NW NW  N  N NW NW NW NW NW  W NW  W  W  W  W  W  W
WIND SPD      10 12 12 13 17 16 14 13 13 14 16 16 17 16 12 12 13 13 13 13 16 12
WIND GUST        19 19 20 26 24 23 20 20 23 24 24 26 24 19 19 23 23 23 20 24 20
CLOUDS        FW SC SC BK BK BK BK BK FW FW FW CL CL CL CL FW FW FW FW FW FW SC
CLOUDS(%)     27 59 54 73 76 75 79 80 19 11 11  2  2  4  4 17 17 16 16 13 13 57
POP 12HR                     30          20           0           0           0
QPF 12HR                   0.02        0.01           0           0           0
SNOW 12HR                     T           T       00-00       00-00       00-00
SNOW                    S  C  S                                               C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            16    21       8    23      15    29      16    32
TEMP          19   16 20 15 10    9 20 19 16   15 26 23 18   17 28 25
DEWPT         12   12 12  9  6    4  7 10 10   10 16 16 13   11 17 17
PWIND DIR           W    NW      NW    NW       W     W       W     W
WIND CHAR          GN    BZ      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC   BK OV BK SC   SC SC FW SC   SC SC SC SC   SC SC SC
POP 12HR           50    50      20     5      10     5       5    10
SNOW           C    C  C  C  S

$$

WYZ015-132315-
LAVA MOUNTAIN-FREMONT WY
43.66N 110.02W ELEV. 10430 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      25           9          22          10          26
TEMP          21 20 20 23 20 13 16 13 13 11 10 19 22 17 12 11 10 11 12 23 26 22
DEWPT          2  8 10 15 15 12 13 10  9  7  4  5  4  2  5  6  5  5  6  9 11 11
RH            43 59 64 71 81 96 88 87 84 83 76 54 45 51 73 80 80 76 76 54 52 62
WIND DIR       W NW NW NW NW NW  N  N NW  N NW NW NW NW NW NW NW NW  N  W  W  W
WIND SPD      10 13 14 16 14 12 10 10 11 14 16 16 16 16 13 14 13 14 14 13 17 12
WIND GUST        20 23 24 23 19          23 24 24 24 24 20 23 20 23 23 20 26 19
CLOUDS        SC SC SC BK BK BK BK SC FW SC SC CL CL FW FW FW FW FW FW FW FW OV
CLOUDS(%)     50 38 50 70 71 74 77 56 25 36 36  9  9 15 15 20 20 13 13 28 28 81
POP 12HR                     50          30           0           0          10
QPF 12HR                   0.07        0.02           0           0           0
SNOW 12HR                     1           T       00-00       00-00       00-00
SNOW                 S  C  C  C  S                                            L


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            11    14       4    19      11    23      12    25
TEMP          16   12 13 10  7    5 15 15 14   12 20 18 16   13 22 20
DEWPT         11   11 10  7  5    4  8  8 11   11 16 14 13   12 17 16
PWIND DIR           W    NW      NW    NW       W     W       W     W
WIND CHAR          GN    BZ      GN    GN      GN    GN      GN    GN
AVG CLOUDS    OV   OV OV BK BK   SC SC SC SC   BK BK BK BK   BK BK BK
POP 12HR           60    70      30    10      10    10      10    20
SNOW           L    L  L  C  C                                   S  S

$$

WYZ015-132315-
TOGWOTEE MOUNTAIN LODGE-TETON WY
43.83N 110.19W ELEV. 8710 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      29          11          28          10          28
TEMP          21 20 20 26 25 20 20 17 16 14 12 23 28 24 16 12 11 11 11 25 28 25
DEWPT          5  8  9 14 20 19 19 16 15 12 10 14 16 13 11  9  8  7  7 12 14 14
RH            49 59 62 60 81 96 96 96 96 92 91 68 60 62 80 87 87 83 83 57 55 62
WIND DIR      NE  N NE NW NW NW  N NE  N NW NW NW NW NW  N  N NW  W NW  W  W SW
WIND SPD       2  6  8  8  8  6  6  5  5  6  8  6  8  6  4  4  4  4  5  5  8  4
CLOUDS        SC SC SC BK BK BK OV SC FW SC SC FW FW SC SC SC SC FW FW FW FW BK
CLOUDS(%)     54 42 52 72 74 77 81 46 16 50 50 22 22 36 36 34 34 20 20 26 26 73
POP 12HR                     40          30           0           0           5
QPF 12HR                   0.05        0.01           0           0           0
SNOW 12HR                     1           T       00-00       00-00       00-00
SNOW                 S  C  C  C                                               C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            16    19       8    23      13    27      15    30
TEMP          18   16 18 12 10    8 19 17 14   13 23 19 17   15 26 22
DEWPT         14   14 13 10  8    6 12 14 11   11 17 17 15   13 21 19
PWIND DIR           W     W      NW    NW       W     W       W    SW
WIND CHAR          LT    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    BK   BK OV OV BK   BK SC SC BK   BK BK BK BK   BK BK BK
POP 12HR           50    50      20    10      10    10      10    20
SNOW           C    C  C  C  S                                   S  S

$$

WYZ015-132315-
BROOKS LAKE LODGE-FREMONT WY
43.73N 110.01W ELEV. 9340 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      28          11          27          10          29
TEMP          23 21 20 27 21 15 18 15 14 13 12 23 27 21 14 11 11 11 12 27 28 25
DEWPT          5  8  9 13 15 13 15 12 10  9  7 11 12  8  7  5  5  5  6 10 10 11
RH            45 56 62 55 77 92 88 88 84 84 80 59 53 56 73 76 76 76 76 48 46 55
WIND DIR      NW NW NW NW NW NW  N  N  N  N NW NW NW NW NW NW  N NW NW  W  W  W
WIND SPD      10 10 11 11 11 10  8  9  9 11 12 11 11 11  9 10  8  9  9 10 11  8
WIND GUST                                   19
CLOUDS        SC SC SC BK BK BK BK SC FW SC SC FW FW FW FW FW FW FW FW FW FW BK
CLOUDS(%)     51 35 50 70 71 74 75 45 20 31 31 11 11 17 17 21 21 14 14 26 26 72
POP 12HR                     40          30           0           0           5
QPF 12HR                   0.06        0.01           0           0           0
SNOW 12HR                     1           T       00-00       00-00       00-00
SNOW                 S  C  C  C  S                                            C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            15    17       7    22      13    27      15    29
TEMP          17   16 17 11  8    7 19 17 14   13 24 20 17   15 26 21
DEWPT         13   13 11  7  5    4 10 11 10    9 17 16 14   12 19 16
PWIND DIR           W    NW      NW    NW      NW     W       W     W
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    BK   BK OV BK BK   SC SC SC SC   BK BK BK BK   BK BK BK
POP 12HR           50    60      20    10      10    10      10    20
SNOW           C    C  L  C  S                                   S  S

$$

IDZ019-132315-
PINE CREEK PASS SNOTEL-TETON ID
43.57N 111.21W ELEV. 6720 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      34          16          32          15          38
TEMP          26 27 25 35 37 26 24 23 21 22 20 31 34 25 22 20 19 20 MM 31 MM 28
DEWPT          8  8  8 15 25 20 12 13  9  9  9 17 25 21 13 11  8  9  9 18 28 26
RH            46 44 48 43 61 78 60 65 59 57 62 56 69 84 68 67 61 62 MM 58 MM 92
WIND DIR       E NE  E  N  N  N NE NE NE NE NE NW NW SW SW  E  E SE SE  S  S  S
WIND SPD       4  3  3  4  4  6  8 10  4  4  4  6  6  4  4  5  5  6  6  6  6  6
CLOUDS        SC BK BK OV OV OV OV SC SC FW FW SC SC SC SC SC SC SC SC SC SC OV
CLOUDS(%)     55 66 66 87 87 86 86 35 35 25 25 31 31 32 32 33 33 52 52 60 60 82
POP 12HR                     60          30           0           0           5
QPF 12HR                   0.07        0.02           0           0           0
SNOW 12HR                     1           T       00-00       00-00       00-00
SNOW                                                                          C
SNOWSHWRS         C  C  L  L  C  C


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            21    29      12    27      14    31      21    34
TEMP          24   24 28 22 18   18 26 25 23   23 33 28 24   24 34 28
DEWPT         19   17 20 21 13   10 17 24 18   16 24 27 18   16 25 26
PWIND DIR          SW     W      SW    SW      SW     S       S     S
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV OV OV BK   SC SC SC SC   SC BK BK BK   BK BK BK
POP 12HR           60    40      20    10      20    10      10    20
SNOW           C    L
SNOWSHWRS              C  C  S             S    S                S  S

$$

IDZ023-132315-
SHEEP MOUNTAIN SNOTEL - BINGHAM ID
43.21N 111.69W ELEV. 6570 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      35          16          31          15          34
TEMP          25 25 23 32 34 26 22 22 22 23 19 29 32 27 22 22 22 22 MM 29 MM 28
DEWPT          7  4  5 12 12 10 15 14 12  8 10 16 18 17 17 16 14  8 11 18 21 20
RH            46 40 45 43 39 50 74 71 65 52 67 58 56 65 81 77 71 54 MM 63 MM 71
WIND DIR       S  S  W NW  N  N  N  N  N  N  N  N NW NW NW SW SW  S  S  S  S  S
WIND SPD       5  8  4  6  5  9 13 16  8 10  9  6  6  6  6  8  8 11 11 13 13 12
WIND GUST                       21 24                                  21 21 20
CLOUDS        SC BK BK OV OV OV OV SC SC SC SC SC SC SC SC SC SC SC SC SC SC BK
CLOUDS(%)     55 61 61 86 86 82 82 39 39 34 34 39 39 36 36 35 35 52 52 59 59 80
POP 12HR                     40          20           0           5           5
QPF 12HR                   0.04        0.01           0           0           0
SNOW 12HR                     T           T       00-00       00-00       00-00
SNOW                                                                          C
SNOWSHWRS               C  C  S  S
OBVIS                               F  F


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            21    27      11    26      13    30      20    33
TEMP          24   24 26 22 19   19 25 26 24   24 31 29 25   25 32 30
DEWPT         21   16 20 17 16    9 18 20 21   14 24 23 21   14 24 23
PWIND DIR          SW     W       W    SW      SW     S       S     S
WIND CHAR          GN    GN      GN    LT      GN    GN      GN    GN
AVG CLOUDS    BK   OV OV OV BK   SC SC SC SC   SC SC SC SC   SC BK BK
POP 12HR           60    40      20     5      10    10      10    10
SNOW           C    L
SNOWSHWRS              C  C  S

$$

WYZ001-132315-
SYLVAN PASS - PARK WY
44.47N 110.16W ELEV. 8420 FT
143 AM MST Wed Dec 13 2017

DATE                Wed 12/13/17            Thu 12/14/17            Fri 12/15/17
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      27           9          26           8          26
TEMP          18 18 17 21 26 21 18 15 14 11 10 22 26 21 14 12 11 10  9 21 26 21
DEWPT          8  9  9 15 21 19 17 13 12  8  7 14 15 13 10  9  8  6  6 14 16 15
RH            64 67 70 77 81 92 96 92 92 87 87 71 62 71 84 87 87 83 87 74 65 77
WIND DIR       W  W  W  W NW NW  N NW NW NW NW NW NW  W  W  W  W  W  W  W  W  W
WIND SPD       8  8  8  9 10  9  8  6  6  9 11 11 11 10 10  9 11  9 12 12 17 12
WIND GUST                                                           19 19 26 19
CLOUDS        SC SC SC BK BK BK BK SC SC SC SC FW FW FW FW BK BK SC SC FW FW BK
CLOUDS(%)     56 42 52 71 74 76 76 55 56 54 54 15 15 13 13 66 66 33 33 26 26 79
POP 12HR                     40          30           0           0           5
QPF 12HR                   0.05        0.01           0           0           0
SNOW 12HR                     1           T       00-00       00-00       00-00
SNOW                 S  C  C  C  S                                            L


DATE               Sat 12/16/17  Sun 12/17/17  Mon 12/18/17  Tue 12/19/17
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            13    19       3    21       8    25      13    28
TEMP          15   13 18 10  5    3 18 14 10    8 22 18 15   13 25 21
DEWPT         12   12 14  7  3    2 13 10  8    7 18 15 13   11 22 18
PWIND DIR           W     W       W     W      SW    SW       W    SW
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    BK   BK OV OV BK   SC SC SC BK   BK BK BK OV   BK OV BK
POP 12HR           60    60      20    10      20    20      20    30
SNOW           L    C  L  C  S             S    S  S  S  S    S  C  C

$$

BELOW IS A WEATHER ELEMENT KEY FOR THIS PRODUCT

DAY 1 THROUGH DAY 3...
MAX/MIN TEMP or MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE
TEMP(F).............................AIR TEMPERATURE
DEWPT(F)............................DEW POINT TEMPERATURE
RH(%)...............................RELATIVE HUMIDITY
WIND DIR(8 POINT COMPASS)...........WIND DIRECTION
WIND SPD(MPH).......................WIND SPEED
CLOUDS(CAT).........................CLOUD COVER CATEGORY
     CL.....CLEAR/SUNNY.......................0% to =<  10%
     FW.....MOSTLY CLEAR/MOSTLY SUNNY......> 10% to =<  30%
     SC.....PARTLY CLOUDY/PARTLY SUNNY.....> 30% to =<  60%
     BK.....MOSTLY CLOUDY..................> 60% to =<  80%
     OV.....CLOUDY.........................> 80% to =< 100%
CLOUDS(%)...........................CLOUD COVER AS A PERCENTAGE
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
QPF 12HR(IN.).......................AMOUNT OF LIQUID PRECIPITATION
SNOW 12HR(MIN-MAX - IN.)............RANGE OF SNOWFALL
WEATHER...
     TYPE...
       RAIN...........RAIN
       RAIN SHWRS.....RAIN SHOWERS
       SPRINKLES......SPRINKLES
       TSTMS..........THUNDERSTORMS
       DRIZZLE........DRIZZLE
       SNOW...........SNOW
       SNOWSHWRS......SNOW SHOWERS
       FLURRIES.......SNOW FLURRIES
       SLEET..........SLEET
       FRZG RAIN......FREEZING RAIN
       FRZG DRZL......FREEZING DRIZZLE
     COVERAGE...
       IS.............ISOLATED
       SC.............SCATTERED
       NM.............NUMEROUS
       O..............OCCASIONAL
       S..............SLIGHT CHANCE
       C..............CHANCE
       L..............LIKELY
       WD.............WIDESPREAD
       D..............DEFINITE
       AR.............AREAS
       PA.............PATCHY
OBVIS...............................OBSTRUCTION TO VISIBILITY
     F.......FOG
     PF......PATCHY FOG
     F+......DENSE FOG
     PF+.....PATCHY DENSE FOG
     H.......HAZE
     BS......BLOWING SNOW
     K.......SMOKE
     BD......BLOWING DUST
     VA......VOLCANIC ASH
DAY 4 THROUGH DAY 7...
MAX/MIN TEMP or MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE
TEMP(F).............................AIR TEMPERATURE
DEWPT(F)............................DEW POINT TEMPERATURE
PWIND DIR(8 POINT COMPASS)..........PREDOMINANT WIND DIRECTION IN 12HR PERIOD
WIND CHAR(MAX SUSTAINED IN 12HR)....WIND CHARACTERISTIC
       LT.....LIGHT;               < 8 MPH
       GN.....GENTLE;           8 - 14 MPH
       BZ.....BREEZY;          15 - 22 MPH
       WY.....WINDY;           23 - 30 MPH
       VW.....VERY WINDY;      31 - 39 MPH
       SD.....STRONG/DAMAGING;   >= 40 MPH
AVG CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY
     SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
WEATHER...
     SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS



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