Point Forecast Matrices
Issued by NWS Great Falls, MT

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FOUS55 KTFX 050417
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
917 PM MST SUN DEC 4 2016

MTZ012-051100-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
917 PM MST SUN DEC 4 2016

DATE          SUN 12/04/16      MON 12/05/16            TUE 12/06/16         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      15          19          -3           5         -10
TEMP                   25 23 20 15 16 19 14 12  8  7  1 -3  0  5 -2 -1 -2 -4 -5
DEWPT                  21 19 12  6 10  9  7  8  1  2 -6 -7 -8 -7-12 -6 -9-10-15
RH                     84 84 71 67 77 64 73 84 72 79 72 82 68 57 61 79 71 75 61
WIND DIR                N  N  N NW NW NW NE NE  N  N  N  N NW NW  N NW NW  W NW
WIND SPD               13 13 16 13 11 10  9  9 11 11 13 13 12 12 11  6  5  5  6
CLOUDS                 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 OV B2 B2 B2 B1
POP 12HR                     30          30          20          20          10
QPF 12HR                   0.02           0        0.02        0.02           0
SNOW 12HR                     T       00-00           T
RAIN
SNOW                    C  C
SNOWSHWRS                     C  C  S  S  S  S  S  S  S  S  S  S
WIND CHILL                                     -7 -8-17-22-18-12-20-14-14-16-19
MIN CHILL                                      -7   -17   -22   -20   -20   -19
WINTER STORM            W  W  W  W  W  W


DATE           12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16  SUN 12/11/16
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN           4      -6    12       8    26      15    34      23    34
TEMP          -2 -2 -4   -5  3  8 16   19 23 26 23   15 29 34 31   23 34 27
DEWPT        -14-11-12  -15-11 -3  9   14 19 21 15    2 15 23 25   13 18 15
PWIND DIR         W       W     E      SE    SW      SW    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      GN    GN      GN    GN
AVG CLOUDS    B2 B1 SC   FW SC B1 B2   B2 B2 B2 B2   B2 B2 B1 B1   B1 B1 B1
POP 12HR         10      10    10      40    30      20    20      20    20
SNOW                               C    C  C  C  S    S  S  S
SNOWSHWRS                                                           S  S  S

$$
MTZ010-051100-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
917 PM MST SUN DEC 4 2016

DATE          SUN 12/04/16      MON 12/05/16            TUE 12/06/16         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      10          13          -7          -1         -13
TEMP                   19 15 13 10 10 11 11  7  3 -5 -5 -7 -6 -1 -3 -3 -5-12 -8
DEWPT                  15 11  8  6  3  3  5  2 -3 -9-11-12-15-10-12 -7-13-17-17
RH                     84 84 80 83 73 69 76 79 75 82 74 78 64 65 64 82 67 78 64
WIND DIR                N  N  N  N  N  N  N  N  N  N  N  N NW NW  N NW NW NW NW
WIND SPD               17 18 18 17 14 16 12 12 13 13 14 14 16 16 14 11 10  9  9
CLOUDS                 OV OV OV B2 OV OV OV OV OV OV B2 B2 B2 B2 OV B2 B2 B2 B1
POP 12HR                     30          10          20          20          10
QPF 12HR                   0.01           0        0.02        0.02           0
SNOW 12HR                     T       00-00           T
SNOW                    C  S
SNOWSHWRS                                 S  S  S  S  S  S  S  S
WIND CHILL                -2 -4 -8 -7 -6 -4 -9-15-25-26-28-28-21-23-21-22-30-25
MIN CHILL                    -4    -8    -6   -15   -26   -28   -25   -23   -30
WINTER WEATH            Y  Y  Y  Y  Y  Y


DATE           12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16  SUN 12/11/16
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN           0     -10     4       0    14       7    28      17    24
TEMP          -6 -3 -7  -10 -5  2  5    0  7 13 10    8 19 27 27   26 17 11
DEWPT        -15-10-11  -14-11 -7  2   -5  4 10  4   -1 11 23 23   18 12  8
PWIND DIR        NW       E    SE      SE     E       S    SW      SW    SW
WIND CHAR        GN      LT    GN      GN    LT      GN    GN      GN    GN
AVG CLOUDS    B1 B1 SC   FW SC B1 B2   B2 B2 B2 B2   B2 B1 B1 B1   SC B1 B1
POP 12HR         10      10    10      40    30      20    20      10    20
SNOW                               S    C  C  C  S    S  S  S
SNOWSHWRS                                                                 S

$$
MTZ014-051100-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
917 PM MST SUN DEC 4 2016

DATE          SUN 12/04/16      MON 12/05/16            TUE 12/06/16         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      18          25           9          17           1
TEMP                   27 24 22 18 24 25 23 21 18 15 14  9 16 16 13 11  9  6  7
DEWPT                  18 17 15 13 12  7  9 14 11 12  9  6  5  1  0  4  2  1  1
RH                     68 74 74 80 60 46 54 74 73 88 80 87 61 51 55 73 72 79 76
WIND DIR                W NW  W  W  W NW NW  W  N  N  N  N  N  N  N  N  N NW  N
WIND SPD               14 13 11 11 11 11  5  5  5  6  8  8  9  9  9  4  3  3  3
CLOUDS                 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     50          30          20          20          10
QPF 12HR                   0.04        0.02        0.02        0.02           0
SNOW 12HR                     1           T           T
RAIN
SNOW                    C  C
SNOWSHWRS                     C  C        S  S  S  S  S  S  S  S
WIND CHILL                                              -3                -1
MIN CHILL                                                  -3                -1
WINTER WEATH            Y  Y  Y  Y


DATE           12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16  SUN 12/11/16
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          14       4    22      17    34      19    35      20    34
TEMP          12 10  7    4 17 21 21   18 32 31 24   19 33 33 27   20 34 30
DEWPT          0 -3  2    1  4  4 13   15 18 20 19   17 20 18 20   17 21 15
PWIND DIR         N       E    SE      SE     S      SW    SW      SW     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B1 SC   SC SC B1 B2   B2 B2 B2 B2   B2 B2 B1 B2   B1 B1 B2
POP 12HR         10       5    10      50    30      20    30      20    20
SNOW                               C    C  C  C  S    S  C  C
SNOWSHWRS                                                      S    S  S  S

$$
MTZ055-051100-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
917 PM MST SUN DEC 4 2016

DATE          SUN 12/04/16      MON 12/05/16            TUE 12/06/16         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      17          23           6          16          -3
TEMP                   27 23 22 17 21 23 17 16 15 13 13  6 14 15 10  9  7 -2  3
DEWPT                  21 17 16 11 11 10  8 11  9  8  9  3  7  6  3  6  3 -4 -1
RH                     78 77 77 77 65 57 67 80 77 80 84 87 73 67 73 87 83 91 83
WIND DIR                W  W  W SW  W  W  S  S  S  S  E  E  N  N  N NW NW NW  N
WIND SPD               14 14 12 12 11 11  6  6  5  6  6  6  4  4  8  4  4  4  4
CLOUDS                 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     30          20          30          30          10
QPF 12HR                   0.01           0        0.02        0.02           0
SNOW 12HR                     T       00-00           T
RAIN
SNOW                    C  S
SNOWSHWRS                     S  S        S  S  C  C  C  C  S  S
WIND CHILL                                              -6       -2    -2-12 -6
MIN CHILL                                                  -6    -2    -2   -12
WINTER WEATH            Y  Y  Y  Y


DATE           12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16  SUN 12/11/16
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          11       2    19      15    32      19    32      20    31
TEMP           8  3  6    9 14 17 22   20 29 31 23   19 31 30 23   20 30 27
DEWPT         -1 -4  0    4  2  6 16   17 19 20 19   16 19 17 16   16 20 14
PWIND DIR        NW       E    SE      SE     S      SW    SW      SW     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B1 SC   SC SC B1 OV   OV B2 B2 OV   B2 B2 B2 B2   B2 B2 B2
POP 12HR         10      10    10      40    30      30    30      20    20
SNOW                               C    C  C  C  C    C  C  C
SNOWSHWRS                                                      S    S  S  S

$$
MTZ055-051100-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
917 PM MST SUN DEC 4 2016

DATE          SUN 12/04/16      MON 12/05/16            TUE 12/06/16         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                       2          14          -1          13         -10
TEMP                   20 14  8  2 13 13  6  3  3 -1  2 -1 12 12  5  2 -4 -8 -5
DEWPT                  18 12  5  0  4  3  1  1  1 -2  0 -2  6  2  2  1 -6 -9 -7
RH                     92 92 87 91 67 63 79 91 91 95 91 95 76 63 87 95 91 95 91
WIND DIR                W NW  W SW  W SW SW SW SW  S SE SE SE SE  N  N  N NE NE
WIND SPD               12 10 10  9 10 13 10  9  6  6  6  6  6  6  6  3  2  2  3
CLOUDS                 OV B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC B1
POP 12HR                     70          50          50          50          10
QPF 12HR                   0.03        0.01        0.02        0.03           0
SNOW 12HR                     1           T           T
SNOW                    L  L
SNOWSHWRS                     C  C  S  S  S  S  C  C  C  C  C  C
WIND CHILL                   -6-13    -2 -9-12 -9-14-11-14       -7 -6      -14
MIN CHILL                    -6   -13    -9   -12   -14   -14    -7    -9   -15
WINTER STORM            W  W  W  W


DATE           12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16  SUN 12/11/16
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          10      -7    15      10    28      12    24      11    24
TEMP           6  0 -7   -1 13 15 14   16 26 26 19   12 23 22 14   11 23 18
DEWPT         -2 -5 -9   -3  4  6 11   15 17 19 17   11 14 15 11   10 14 11
PWIND DIR        NW      SW     S       S    SW      SW    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC SC   SC B1 B2 OV   OV OV OV OV   B2 B2 OV OV   B2 OV OV
POP 12HR         10      10    20      50    50      40    30      30    30
SNOW                               C    C  C  C  C    C  C  C
SNOWSHWRS                       S                              C    S  C  C

$$
MTZ008-051100-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
917 PM MST SUN DEC 4 2016

DATE          SUN 12/04/16      MON 12/05/16            TUE 12/06/16         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      12          21           6          16          -1
TEMP                   22 18 16 12 19 21 17 14 10  7  9  6 13 16 11 10  5  2  4
DEWPT                  16 12 11  7  7  4  6  6  2  2  3  2  5  4  4  7  0 -1 -1
RH                     77 77 80 80 59 47 61 70 69 79 76 83 70 58 73 87 79 87 79
WIND DIR               SW SW SW  S SW SW  S  S  S  S  E  E  N  N NE NE NE  E  E
WIND SPD               11 13 13 13 12 11  8  9  8  8  9  9  6  6  9  5  5  5  5
CLOUDS                 B2 B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1
POP 12HR                     20           5          50          50          20
QPF 12HR                      0           0        0.02        0.02           0
SNOW 12HR                 00-00       00-00           T
SNOW
SNOWSHWRS                                 S  S  C  C  C  C  S  S  S  S  S  S
WIND CHILL                      -3             -2 -6 -4 -8       -2    -6 -9 -7
MIN CHILL                          -3          -2    -6    -8    -2    -6    -9
WINTER WEATH            Y  Y  Y  Y


DATE           12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16  SUN 12/11/16
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          14       1    17      16    33      18    30      16    30
TEMP           8 10  1    6 13 16 20   23 30 31 24   18 28 29 23   16 28 27
DEWPT         -2  3 -6    3  0  1 11   18 16 19 17   14 12 16 15   11 16 13
PWIND DIR        SE      SE     S       S     S      SW    SW       S     S
WIND CHAR        LT      LT    LT      GN    GN      LT    LT      GN    GN
AVG CLOUDS    B1 SC SC   SC B1 B2 OV   OV B2 B2 B2   B2 B1 B1 B1   B1 B2 B2
POP 12HR         10      10    20      40    40      30    30      20    20
SNOW                               C    C  C  C  C    S  S  C
SNOWSHWRS                    S  S                              S    S  S  S

$$
MTZ011-051100-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
917 PM MST SUN DEC 4 2016

DATE          SUN 12/04/16      MON 12/05/16            TUE 12/06/16         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      13          18          -3           4          -5
TEMP                   25 23 20 13 15 16 16 13  9  7  6 -3  1  3  4  4  3  3  3
DEWPT                  24 23 17 10  4  3  6  7  4  3  0 -6-10-10 -8 -3 -4 -1 -4
RH                     96100 88 87 61 56 64 76 80 83 76 86 59 53 56 72 72 83 72
WIND DIR                N NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW  W NW
WIND SPD               17 16 16 17 17 18  9 10 10 11 11 11 13 13 10  9 10 10 10
CLOUDS                 OV OV OV OV B2 B2 OV OV OV OV OV OV OV OV OV B2 B2 B2 B2
POP 12HR                     40          20          20          20          10
QPF 12HR                   0.02           0        0.02        0.02           0
SNOW 12HR                     T       00-00           T
RAIN
SNOW                    C  C
SNOWSHWRS                     S  S        S  S  S  S  S  S  S  S
WIND CHILL                      -4 -1          -5 -8-10-21-17-15-11-10-12-12-12
MIN CHILL                          -4    -1    -5   -10   -21   -16   -12   -12


DATE           12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16  SUN 12/11/16
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN           3      -1     7       6    13       8    25      13    27
TEMP          -1  3  1    1  1  6  9   10 12 12 11   19 17 25 15   26 27 17
DEWPT        -12 -6 -4   -2-10 -5  3    7  5  4  8   13  6 19 11   23 18  8
PWIND DIR         W      NW     E       E     E       N    SW      SW    SW
WIND CHAR        GN      LT    LT      GN    GN      LT    LT      LT    GN
AVG CLOUDS    B2 B1 SC   SC FW SC B1   B2 B2 OV B2   B2 B2 B1 B1   B1 SC B1
POP 12HR         10      10     5      20    30      20    20      20    10
SNOW                                    S  C  C  S    S  S  S
SNOWSHWRS                                                      S

$$
MTZ051-051100-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
917 PM MST SUN DEC 4 2016

DATE          SUN 12/04/16      MON 12/05/16            TUE 12/06/16         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      14          18          -1           3          -8
TEMP                   24 21 20 14 16 16 16  9 11  7  7  0 -1  2  2 -3  0 -5  0
DEWPT                  20 17 17 10  8  6  9  5  6  3  2 -3 -9 -8 -7 -7 -7 -9 -7
RH                     84 84 88 84 70 64 73 83 80 83 79 87 68 62 65 82 71 82 71
WIND DIR               NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW  W NW
WIND SPD               16 16 16 16 17 16  9  9  8  9 10 10 11 11 11  8  6  6  6
CLOUDS                 B2 OV OV OV OV B2 OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1
POP 12HR                     60          60          20          20          10
QPF 12HR                   0.02        0.02        0.02        0.02           0
SNOW 12HR                     T           1           T
RAIN
SNOW                    C  C
SNOWSHWRS                     L  L  C  C  S  S  S  S  S  S  S  S
WIND CHILL                      -2          -4 -1 -7 -8-16-18-15-15-18-13-19-13
MIN CHILL                          -2          -4    -8   -19   -18   -19   -19
WINTER WEATH            Y  Y  Y  Y  Y  Y


DATE           12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16  SUN 12/11/16
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN           2      -2    14      11    26      14    32      21    32
TEMP          -3  1  0    5  8 13 15   19 24 19 17   15 29 31 24   22 32 29
DEWPT        -13 -7 -6   -5 -7 -2  7   14 13 12 14    9 16 18 17   13 16 15
PWIND DIR        NW       W     S      SE    SW      SW     W       W    SW
WIND CHAR        GN      LT    LT      LT    LT      LT    LT      GN    GN
AVG CLOUDS    B1 B1 SC   FW FW SC B1   B2 OV B2 B2   B2 B2 B2 B1   B1 B1 B1
POP 12HR         10      10     5      20    30      20    20      20    10
SNOW                               S    S  C  S  S    S  S  S
SNOWSHWRS                                                      S

$$
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