Snow Avalanche Guidance
Issued by NWS Riverton, WY

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000
FWUS45 KRIW 100904
SAGRIW

FORECAST FOR BRIDGER-TETON NATIONAL FOREST AVALANCHE CENTER
NATIONAL WEATHER SERVICE RIVERTON WY
204 AM MST SAT DEC 10 2016


.DISCUSSION...

...WINTER STORM WARNING IN EFFECT THROUGH LATE THIS AFTERNOON...

PACIFIC AIRMASS NOW IN PLACE WITH THE NEXT ROUND OF SNOW BEGINNING
TO ENTER THE AREA THIS MORNING. 3 TO 7 INCHES HAVE FALLEN SINCE
FRIDAY MORNING WITH LOCALIZED AMOUNTS UP TO 10 INCHES. AN
ADDITIONAL 5 TO 10 INCHES IS EXPECTED TODAY BEFORE THE COLD FRONT
MOVES THROUGH THE AREA. DESPITE THIS BOUNDARY...UPSLOPE FLOW WILL
CONTINUE OVER THE AREA, BRINGING ANOTHER 2 TO 4 INCHES TONIGHT.
GUSTY SOUTHWEST WINDS WILL CONTINUE TODAY...WITH GUSTS UP TO 35
MPH CAUSING BLOWING AND DRIFTING SNOW AND NEAR ZERO VISIBILITY AT
TIMES. THESE WINDS WILL SUBSIDE THIS EVENING AS THE COLD FRONT
MOVES THROUGH THE AREA. TOTAL SNOWFALL ACCUMULATION FROM THURSDAY
NIGHT THROUGH TODAY COULD REACH 15 TO 25 OR MORE INCHES IN THE
TETONS AND GROS VENTRE MOUNTAINS WITH 10 TO 20 INCHES IN THE
VALLEYS. AS MENTIONED ABOVE...SNOW SHOWERS WILL LINGER TONIGHT
BEFORE INCREASING ONCE AGAIN SUNDAY AFTERNOON AND SUNDAY
NIGHT...WITH SLIGHTLY HEAVIER SNOWFALL EXPECTED EARLY MONDAY
MORNING. PERIODS OF LIGHT SNOW WILL CONTINUE THROUGH AT LEAST
MONDAY NIGHT BEFORE FINALLY ENDING. SNOW/SLOPE INSTABILITY COULD
OCCUR AS RELATIVELY LARGE DIFFERENCES IN SNOW DENSITY AND TEXTURE
OCCUR OVER A THIN INTERFACE WITH THE HIGHER DENSITY SNOW SITTING
ON TOP OF LOWER DENSITY SNOW. ALSO, WINDY CONDITIONS THROUGH TODAY
WILL EXACERBATE THE SITUATION.

FORECASTER...LAVOIE

WYZ012-102345-
RENDEZVOUS MOUNTAIN-TETON WY
43.59N 110.89W ELEV. 10318 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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                      23           9          13           6          11
TEMP          20 19 19 22 22 17 14 15 12 10  9 12 12 10  9  9  7  6  6 10 10  8
DEWPT         19 18 17 20 19 13 12 12 10  8  7  9  9  6  6  7  6  4  4  7  7  4
RH            96 96 92 92 88 84 92 88 91 91 91 87 87 83 87 91 96 91 91 87 87 83
WIND DIR      SW SW SW SW SW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD      29 24 21 21 23 25 25 20 17 14 16 17 21 23 21 24 24 23 23 25 32 25
WIND GUST     36 36 36 36 37 35 35 28    23 24 26 33 32 31 31 33 32 29 40 48 33
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 99 98 97 95 99 98 94 92 95 95 97 97 97 97 92 92 99
POP 12HR                    100          80          80          80          80
QPF 12HR                   0.60        0.28        0.23        0.30        0.29
SNOW 12HR                    10           4           5           6           5
SNOW                                                                          L
SNOWSHWRS      O  O  O  O  O  L  L  L  L  L  L  L  L  L  L  D  D  D  D  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             5     9      -4    12      -3    10      -7     9
TEMP           8    5  8  3  2   -3  8  5  4   -2  7  2  0   -6  5 -4
DEWPT          5    2  5 -3 -1   -6  4 -3 -1   -6  3 -5 -3   -9  1-13
PWIND DIR           W     W       W     W      SW    SW      SW     W
WIND CHAR          BZ    BZ      BZ    BZ      BZ    GN      GN    BZ
AVG CLOUDS    OV   OV OV OV OV   BK BK BK BK   OV OV OV OV   OV OV OV
POP 12HR           60    60      30    40      40    40      60    60
SNOW           L    C  L  L  C    C  C  C  C    C  C  C  C    C  C  C

$$

WYZ013-102345-
JACKSON AIRPORT-TETON WY
43.60N 110.73W ELEV. 6451 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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          14          25          13          24
TEMP          29 25 25 31 34 28 22 19 18 16 14 21 25 21 18 16 15 14 13 20 24 20
DEWPT         26 25 23 27 27 23 20 17 16 14 11 16 17 15 15 14 13 12 10 14 14 12
RH            88100 92 85 75 81 92 92 92 92 88 81 71 77 88 92 92 92 87 77 65 71
WIND DIR       S  S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  W
WIND SPD       8 17 14 14 16 14 12 11  8  6  6 10 14 12 12 13 13 12 11 14 19 13
WIND GUST     21 26 25 25                         23                   24 29
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 97 94 94 93 95 93 87 81 91 91 92 92 91 91 86 86 95
POP 12HR                     90          70          60          70          70
QPF 12HR                   0.38        0.10        0.08        0.12        0.12
SNOW 12HR                     6           2           2           2           2
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  L  L  C  C  C  C  C  C  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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            10    20      -4    17      -3    18      -6    15
TEMP          13   11 17 13  2   -1 10 11  2   -1 11 11  0   -3  8  4
DEWPT         11    9 11  6 -1   -4  5  5  0   -3  6  4 -2   -5  3 -2
PWIND DIR          SW    SW      SW     S      SW     S       S    SW
WIND CHAR          GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV OV OV BK   BK BK BK BK   BK OV OV OV   BK BK OV
POP 12HR           40    40      30    20      30    30      40    40
SNOW           C    C  C  C  S    S  S  S  C    C  S  S  C    C  C  C

$$

WYZ012-102345-
SNOW KING MOUNTAIN-TETON WY
43.46N 110.76W ELEV. 7810 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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          21          13          20
TEMP          27 26 25 29 30 19 19 19 18 17 15 19 21 15 15 15 15 14 13 18 20 13
DEWPT         25 26 24 25 25 16 17 17 16 15 13 15 15 12 12 13 12 11 10 12 12  9
RH            92100 96 85 81 88 92 92 92 92 92 84 77 88 88 92 88 88 87 77 71 84
WIND DIR       S  S  S  S SW SW SW SW SW SW SW SW SW  W SW SW SW SW SW SW  W  W
WIND SPD      10 13 11 12 12 12 11 10  8  8  8 10 13 11 11 11 12 11 11 14 20 14
WIND GUST     19 20 19 21 19                      20                   24 31
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 99 97 96 96 98 95 90 86 95 95 97 97 93 93 89 89 95
POP 12HR                    100          60          70          70          70
QPF 12HR                   0.44        0.07        0.09        0.12        0.12
SNOW 12HR                     7           1           2           2           2
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  L  L  C  C  C  C  L  L  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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    17      -1    16      -1    16      -4    13
TEMP          14   12 15  4  4    1 11  3  4    1 11  1  2   -2  8-10
DEWPT         10    9  9  0  2   -1  6  1  2   -1  6 -2  0   -4  3-13
PWIND DIR          SW    SW       W    SW      SW    SW      SW    SW
WIND CHAR          GN    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV OV OV BK   BK BK BK BK   BK BK BK OV   BK BK BK
POP 12HR           50    50      30    30      40    30      40    40
SNOW           C    C  C  C  S    S  C  C  C    C  S  S  C    C  C  C

$$

WYZ012-102345-
FREDS MOUNTAIN-TETON WY
43.79N 110.93W ELEV. 9840 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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          11          16           8          14
TEMP          21 19 16 23 24 17 17 16 15 13 11 14 15 11 11 11 10  9  8 12 13 10
DEWPT         19 15 12 20 22 15 14 12 10  8  6 11 13  9  8  7  5  4  3  8 10  7
RH            92 84 84 88 92 92 88 84 80 80 80 88 92 91 87 83 80 80 79 84 87 87
WIND DIR      SW SW SW SW SW  W  W  W  W  W SW SW  W  W  W  W  W  W  W  W  W  W
WIND SPD      20 23 21 20 23 25 21 18 16 12 13 14 21 23 21 21 23 20 19 21 27 23
WIND GUST     34 34 36 35 34 35 31 25    19 20 23 33 32 31 28 32 28    34 41 29
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 98 97 97 95 98 97 94 91 95 95 97 97 96 96 91 91 98
POP 12HR                    100          80          80          80          80
QPF 12HR                   0.58        0.27        0.19        0.29        0.26
SNOW 12HR                     9           4           4           6           5
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  O  O  L  L  L  L  L  L  D  D  D  D  D  D  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             7    12      -2    14      -1    12      -5    11
TEMP          10    8 10  3  4    0  9  5  5    1  8  2  2   -3  6 -7
DEWPT          4    2  6  1 -4   -8  3  2 -1   -6  3  0 -7  -13 -2-10
PWIND DIR           W    SW      SW     W      SW    SW      SW    SW
WIND CHAR          BZ    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    OV   OV OV OV BK   BK BK BK BK   BK OV OV OV   OV OV OV
POP 12HR           60    50      30    30      40    40      60    60
SNOW           C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C

$$

WYZ024-102345-
BLIND BULL SUMMIT-LINCOLN WY
42.97N 110.62W ELEV. 9000 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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          11          14           9          13
TEMP          23 21 21 24 23 17 15 14 13 11 11 13 13 11 10 10 10  9  9 12 12 10
DEWPT         20 20 18 22 22 15 12 11 10  8  7 10 11  8  7  7  6  6  5  9 10  6
RH            88 96 88 92 96 92 88 88 87 87 83 87 91 87 87 87 83 87 83 87 91 83
WIND DIR      SW SW SW SW SW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD      11 18 16 16 16 17 18 18 16 16 13 13 18 17 16 17 18 17 16 18 25 21
WIND GUST     21 27 27 27 23 24 25 25    24 20 20 27 24 23    25 24    29 37 28
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 99 99 98 97 97 95 88 83 91 91 94 94 93 93 90 90 95
POP 12HR                    100          80          70          80          70
QPF 12HR                   0.53        0.16        0.13        0.20        0.16
SNOW 12HR                     9           3           3           4           3
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             7    13       0    15      -1    14      -5    13
TEMP           8    7 11  6  2    0 10  6  2   -1  9  3 -2   -4  7 -5
DEWPT          4    3  8  2 -2   -4  7  2 -3   -5  5 -1 -6  -10  2-10
PWIND DIR           W     W       W     W       W    SW      SW     W
WIND CHAR          BZ    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    OV   OV OV OV OV   OV BK BK OV   OV OV OV OV   BK BK OV
POP 12HR           50    60      40    40      40    40      50    50
SNOW           C    C  L  L  C    C  C  C  C    C  C  C  C    C  C  C

$$

WYZ024-102345-
MOUNT COFFIN-LINCOLN WY
42.64N 110.64W ELEV. 10870 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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                      23           7          11           4          10
TEMP          21 20 19 22 23 12 11 13 10  8  7 10 11  6  6  6  5  4  4  8 10  7
DEWPT         19 19 18 18 20 10  8 11  9  7  5  5  7  3  2  4  4  2  2  3  6  3
RH            92 96 96 84 88 91 87 91 96 96 91 80 83 87 83 91 95 91 91 79 83 83
WIND DIR       W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD      21 26 23 21 23 25 26 27 26 24 20 19 24 24 21 25 27 27 25 28 35 29
WIND GUST     37 40 39 36 33 35 36 39 34 36 31 29 36 33 31 33 39 39 33 46 54 39
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100100100 99 98 97 93 89 84 92 92 95 95 93 93 88 88 95
POP 12HR                    100          90          70          80          70
QPF 12HR                   0.52        0.27        0.13        0.23        0.19
SNOW 12HR                     8           4           3           5           3
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  O  O  L  L  L  L  L  L  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             5    10       1    14      -1    13      -5    12
TEMP           7    5  8  4  4    2 10  4  4    0  9  1  1   -4  7 -8
DEWPT          4    3  3  0  1   -1  3 -1  1   -3  0 -5 -3   -7 -5-15
PWIND DIR           W     W       W     W       W     W       W     W
WIND CHAR          WY    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    OV   OV OV OV OV   OV OV OV OV   OV OV OV OV   OV BK OV
POP 12HR           40    60      50    50      40    30      60    60
SNOW           C    C  L  L  C    C  C  C  C    C  C  C  C    C  C  C

$$

WYZ024-102345-
COMMISSARY RIDGE-LINCOLN WY
42.57N 110.73W ELEV. 9340 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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          11          16           8          16
TEMP          23 22 22 25 26 19 15 14 12 11 11 15 16 12 10 10  9  8  8 14 16 13
DEWPT         19 19 18 19 20 14 11 11 10  8  6  8  9  7  5  6  6  4  3  7  8  7
RH            84 88 84 78 78 80 84 88 91 87 80 73 73 80 80 83 87 83 79 73 70 76
WIND DIR      SW SW SW SW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD      17 20 18 17 18 19 19 21 20 19 16 14 19 19 18 20 21 21 19 24 29 25
WIND GUST     27 31 31 29 26 27 27 31    29 24 23 29 27 25    31 31    39 44 33
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100100100100 98 98 94 89 84 93 93 95 95 94 94 94 94 95
POP 12HR                    100          90          70          80          70
QPF 12HR                   0.53        0.25        0.10        0.21        0.16
SNOW 12HR                     9           4           2           4           3
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  O  O  L  L  L  L  L  L  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             9    15       4    19       0    16      -4    15
TEMP          11    9 14 10  7    4 16 10  4    0 12  6  1   -4 11  0
DEWPT          6    5  7  4  1   -1  8  4  0   -4  4  0 -4   -8  1 -7
PWIND DIR           W     W       W     W       W     W       W     W
WIND CHAR          BZ    BZ      GN    BZ      GN    GN      GN    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV OV OV   OV OV OV OV   BK BK OV
POP 12HR           50    60      50    50      40    30      50    50
SNOW           C    C  L  L  C    C  C  C  C    C  C  C  C    C  C  C

$$

WYZ024-102345-
SPRING CREEK DIVIDE SNOTEL-LINCOLN WY
42.53N 110.66W ELEV. 9000 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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          11          16           8          16
TEMP          24 23 23 26 27 19 15 14 12 12 11 15 16 12 10  9  9  8  8 15 16 12
DEWPT         21 20 19 21 22 16 12 12 11  8  7  9  9  8  6  7  6  5  4  8  9  8
RH            88 88 84 81 81 88 88 92 96 84 83 77 73 84 83 91 87 87 83 73 73 84
WIND DIR       W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD      13 20 18 17 18 19 19 21 20 19 16 14 20 19 18 20 21 21 18 23 28 24
WIND GUST     29 31 31 31 27 28 28 32 28 31 26 24 33 28 27 28 32 32 25 39 44 33
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100100100 99 98 97 93 88 81 91 91 94 94 92 92 91 91 94
POP 12HR                    100          90          60          70          70
QPF 12HR                   0.52        0.26        0.09        0.21        0.16
SNOW 12HR                     8           4           2           4           3
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  O  O  L  L  L  L  L  L  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             9    15       3    19      -2    16      -5    14
TEMP          10    9 14  9  5    4 16  9  3   -1 13  6 -1   -4 11 -2
DEWPT          7    5  7  5  2   -1  9  5  0   -5  6  2 -3   -8  2 -7
PWIND DIR           W     W       W     W       W     W       W     W
WIND CHAR          BZ    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    OV   OV OV OV OV   OV OV OV OV   OV OV OV OV   BK BK OV
POP 12HR           40    60      50    50      40    30      50    50
SNOW           C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C

$$

WYZ015-102345-
LAVA MOUNTAIN-FREMONT WY
43.66N 110.02W ELEV. 10430 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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                      22           7          10           4           9
TEMP          20 18 18 21 21 17 12 12 10  8  7  9  9  8  6  6  5  4  4  8  8  6
DEWPT         19 18 18 19 18 15 10 11  8  7  6  7  6  5  4  5  3  3  3  5  5  3
RH            96100100 92 88 92 91 96 91 96 96 91 87 87 91 96 91 95 95 87 87 87
WIND DIR       W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD      18 25 23 21 24 27 28 24 19 17 17 19 21 24 23 25 26 24 21 24 29 24
WIND GUST     37 37 39 36 36 39 40 33    26 26 29 33 33 32 33 36 33 28 39 44 31
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 98 97 96 94 96 92 90 86 94 94 97 97 96 96 91 91 97
POP 12HR                    100          80          70          80          80
QPF 12HR                   0.48        0.18        0.15        0.23        0.20
SNOW 12HR                     8           3           3           5           4
SNOW                                                                          L
SNOWSHWRS      O  O  O  O  O  L  L  L  L  L  L  L  L  L  L  D  D  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             1     6      -7     9      -5     8      -8     9
TEMP           4    1  5  1 -2   -7  5  4  0   -4  5  2 -2   -7  5 -2
DEWPT          2   -1  1 -2 -4   -8  0 -1 -2   -6  0 -2 -4   -8 -1 -8
PWIND DIR           W     W       W     W       W     W      SW     W
WIND CHAR          BZ    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    OV   OV OV OV OV   BK BK BK BK   OV OV OV OV   BK BK OV
POP 12HR           60    60      30    30      40    40      50    50
SNOW           L    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C

$$

WYZ015-102345-
TOGWOTEE MOUNTAIN LODGE-TETON WY
43.83N 110.19W ELEV. 8710 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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          17           9          16
TEMP          25 22 22 26 28 18 15 16 12 10 10 14 17 12 11 12 10  9  9 13 16 10
DEWPT         23 21 20 23 23 16 13 14  9  9  7 11 11 10  9  9  7  7  6 10  9  7
RH            92 96 92 88 81 92 92 92 87 96 87 88 77 91 91 87 87 91 87 87 73 87
WIND DIR       W SW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD       8 19 17 17 18 18 17 14 11  9  8 11 17 16 16 17 17 14 13 17 20 16
WIND GUST     25 29 29 29 25 25 24                26 23 23    24       27 31
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 99 99 98 98 96 93 88 83 97 97 97 97 94 94 89 89 97
POP 12HR                    100          70          60          80          70
QPF 12HR                   0.47        0.13        0.08        0.17        0.15
SNOW 12HR                     7           2           2           3           3
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  L  L  C  C  L  L  L  L  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             5    12      -5    13      -4    12      -9    10
TEMP           9    5  9  2  1   -5  6  3  2   -4  6  0 -2   -9  3 -9
DEWPT          5    3  5  0 -2   -7  2  1 -1   -6  2 -2 -4  -10 -1-11
PWIND DIR           W     W      SW     W      SW    SW      SW     W
WIND CHAR          GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV OV OV BK   BK BK BK BK   BK OV OV OV   BK BK BK
POP 12HR           50    50      30    30      30    30      50    50
SNOW           C    C  C  C  S    S  S  S  C    C  C  C  C    C  C  C

$$

WYZ015-102345-
BROOKS LAKE LODGE-FREMONT WY
43.73N 110.01W ELEV. 9340 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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           8          14           6          13
TEMP          23 21 21 25 25 18 14 14 11  8  8 12 14 11  9  9  7  6  6 11 13  9
DEWPT         21 19 19 20 20 15 11 11  8  6  6  8  8  6  5  5  4  3  4  5  6  4
RH            92 92 92 81 81 88 88 88 87 91 91 84 76 80 83 83 87 87 91 76 73 80
WIND DIR       W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND SPD      11 20 18 18 19 21 20 17 13 12 12 13 19 19 18 20 19 18 16 19 24 18
WIND GUST     28 31 31 31 26 31 28 24    19 19 20 29 27 25    27 25    31 36
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 98 97 96 95 96 93 88 82 91 91 95 95 94 94 89 89 97
POP 12HR                    100          80          70          80          80
QPF 12HR                   0.47        0.14        0.10        0.20        0.18
SNOW 12HR                     7           2           2           4           3
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             4    10      -7    11      -6    10     -10     9
TEMP           7    4  8  3 -1   -7  6  4  0   -6  5  1 -3  -10  4 -5
DEWPT          3    0  2 -2 -5  -10 -1 -1 -4   -9 -1 -3 -6  -13 -3-10
PWIND DIR           W     W       W     W       W     W      SW     W
WIND CHAR          BZ    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV OV OV OV   BK BK BK BK   BK OV OV OV   BK BK BK
POP 12HR           60    40      30    30      30    40      50    50
SNOW           C    C  C  C  S    S  S  S  C    C  C  C  C    C  C  C

$$

IDZ019-102345-
PINE CREEK PASS SNOTEL-TETON ID
43.57N 111.21W ELEV. 6720 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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                      36          22          21          18          21
TEMP          29 29 29 33 33 26 24 24 24 23 22 23 23 22 21 21 21 21 MM 24 MM 21
DEWPT         26 26 26 29 27 23 21 20 20 19 18 18 17 18 18 17 17 17 MM 18 MM 17
RH            88 88 88 85 78 88 88 84 84 84 84 81 77 84 88 84 84 84 MM 77 MM 84
WIND DIR      SW SW  S  S  S  S  S SW SW SW  S  S SW SW SW SW SW SW SW SW SW SW
WIND SPD      14 13 13 14 13 16 18 13 12 12 10 10 14 14 14 16 16 16 16 16 16 14
WIND GUST     23 21 21 23 21 24 26 21 20 20       23 23 23 24 24 24 24 24 24 23
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100100 95 95 99 99 95 95 95 95 96 96 97 97 95 95 95 95 88
POP 12HR                    100          50          60          60          60
QPF 12HR                   0.46        0.11        0.11        0.14        0.22
SNOW 12HR                     6           2           2           3           4
SNOW              D  D  D  D  C  C        C  C  L  L  C  C  L  L  L  L  L  L  C
SNOWSHWRS      O                    C  C
WINTER STORM   W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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            17    21       9    20      12    19       8    16
TEMP          20   19 17  7  3    2 11  9  8    8 15  9  7    6 14  4
DEWPT         15   15 12  2 -1   -2  5  6  5    5 10  6  3    3 10  1
PWIND DIR          SW    SW       S     S      SW    SW       S    SW
WIND CHAR          GN    LT      LT    LT      GN    LT      LT    LT
AVG CLOUDS    OV   OV OV OV BK   BK SC SC BK   BK BK BK OV   OV BK BK
POP 12HR           40    40      30    30      30    30      40    30
SNOW           C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C

$$

IDZ023-102345-
SHEEP MOUNTAIN SNOTEL - BINGHAM ID
43.21N 111.69W ELEV. 6570 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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                      36          20          22          17          23
TEMP          30 29 29 33 33 27 25 26 24 24 22 24 25 22 21 21 20 20 MM 23 MM 21
DEWPT         26 23 24 26 25 24 22 20 20 18 17 18 17 17 16 15 15 13 MM 17 MM 17
RH            85 78 81 75 72 88 88 78 84 77 81 77 71 81 81 77 81 74 MM 77 MM 84
WIND DIR      SW  S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND SPD      23 19 21 20 18 21 26 20 19 18 14 13 21 23 23 23 23 23 23 25 25 20
WIND GUST     33 27 32 28 26 32 36 28 27 26 23 21 32 33 33 33 33 33 33 35 35 28
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV BK
CLOUDS(%)    100100100100100 96 96 99 99 93 93 94 94 94 94 95 95 91 91 91 91 79
POP 12HR                    100          60          70          50          50
QPF 12HR                   0.40        0.13        0.11        0.06        0.14
SNOW 12HR                     5           2           2           1           3
SNOW              D  D  D  D  L  L        C  C  L  L  C  C  C  C  C  C  C  C  C
SNOWSHWRS      O                    L  L
WINTER STORM   W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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    22      14    22      15    22       9    18
TEMP          19   18 18 11  9    7 12 13 13   12 17 13 11   10 15  7
DEWPT         14   12 12  6  2   -1  4 10  8    7 11 10  7    4  9  4
PWIND DIR          SW    SW       N     S      SW    SW       S    SW
WIND CHAR          BZ    GN      LT    LT      GN    GN      GN    LT
AVG CLOUDS    BK   BK OV OV OV   OV BK BK BK   BK BK BK BK   BK BK BK
POP 12HR           40    40      40    40      30    30      40    40
SNOW           C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C

$$

WYZ001-102345-
SYLVAN PASS - PARK WY
44.47N 110.16W ELEV. 8420 FT
204 AM MST SAT DEC 10 2016

DATE                SAT 12/10/16            SUN 12/11/16            MON 12/12/16
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                      24           7          13           7          11
TEMP          22 21 20 23 24 11 10 10  8  8  7 12 13  8  8  8  7  7  7 10 11  6
DEWPT         21 21 19 21 21 10  9  9  7  7  6  9 10  7  7  6  5  6  5  7  7  4
RH            96100 96 92 88 96 96 96 96 96 96 87 87 96 96 91 91 96 91 87 83 91
WIND DIR       W  W  W  W  W  W  W  W  W  W SW  W  W  W  W  W  W  W  W  W  W  W
WIND SPD      21 21 19 20 20 21 17 14 12 11 12 16 19 18 18 19 18 17 16 19 23 21
WIND GUST     29 33 33 35 28 31 24          19 24 29 25 25    25 24    31 34 28
CLOUDS        OV OV OV OV OV OV OV OV OV OV OV OV BK OV OV OV OV OV OV OV OV OV
CLOUDS(%)    100100100100 98 97 95 96 95 95 94 86 80 90 90 94 94 92 92 86 86 95
POP 12HR                    100          70          50          70          60
QPF 12HR                   0.25        0.09        0.05        0.12        0.08
SNOW 12HR                     4           1           1           2           1
SNOW                                                                          C
SNOWSHWRS      O  O  O  O  O  L  L  C  C  C  C  C  C  L  L  L  L  L  L  L  L
WINTER STORM   W  W  W  W  W  W


DATE               TUE 12/13/16  WED 12/14/16  THU 12/15/16  FRI 12/16/16
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             4     8     -10     9      -5     9      -8     5
TEMP           5    5  7 -6 -7   -9  6 -2 -2   -4  6 -4 -5   -7  3-18
DEWPT          3    2  3 -7 -8  -11  0 -3 -4   -6  2 -5 -6   -9 -2-19
PWIND DIR           W     W       W     W      SW    SW      SW    SW
WIND CHAR          BZ    GN      GN    LT      GN    GN      GN    GN
AVG CLOUDS    OV   OV BK BK BK   BK SC BK BK   BK BK OV OV   BK BK OV
POP 12HR           50    30      20    20      30    30      50    50
SNOW           C    C  S  S  S    S  S  S  S    S  S  S  C    C  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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