Point Forecast Matrices
Issued by NWS Great Falls, MT

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FOUS55 KTFX 041006
PFMTFX

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
306 AM MST SUN DEC 4 2016

MTZ012-042300-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
306 AM MST SUN DEC 4 2016

DATE                SUN 12/04/16            MON 12/05/16            TUE 12/06/16
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                      39          15          20          -4           3
TEMP             32 32 36 38 33 28 24 21 18 16 14 19 15 12 11  8  3 -4 -1  2 -4
DEWPT            20 24 24 23 22 18 19 17 10 11  5  8  7  7  3  1 -8-10-12 -7-14
RH               61 72 61 54 63 66 81 84 70 80 67 61 70 80 69 72 59 75 58 65 61
WIND DIR         SW  S  S SW  W  W  N  N NW NW NW NW NE NE  N  N  S  S NW NW  N
WIND SPD         18 17 19 19 14 16 11 10  9 10  9  5  9  9 11 11 13 13 12 12 11
CLOUDS           B2 B2 OV B2 B2 B2 OV OV B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2
POP 12HR                     50          60          60          30          20
QPF 12HR                   0.03        0.11        0.06        0.02        0.02
SNOW 12HR                     T           2           1
RAIN                       C
SNOW                    C  C  L  L  L  L  L  L
SNOWSHWRS            S                          C  C  C  C  S  S  S  S  S  S
OBVIS                           BS BS                      BS BS BS BS BS BS
WIND CHILL                                                 -3 -7-15-24-19-15-22
MIN CHILL                                                  -3   -15   -24   -22
WINTER STORM               W  W  W  W  W  W  W  W  W


DATE               WED 12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16
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     2      -7    14       7    22      12    29
TEMP          -5  -11 -1  1 -2   -7  7 10 16   12 21 21 18   12 24 29
DEWPT        -14  -22-13 -7 -8  -15 -6 -1 11    6 12 17 14    3 11 19
PWIND DIR          NW     W       E    SE       E     N       W    SW
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B2 B1 B1 SC   SC SC B1 B2   B2 OV B2 OV   OV B2 B2
POP 12HR           10     5       5    10      40    40      40    30
SNOW                                               C  C  C    C  C  C
SNOWSHWRS                                  C    C

$$
MTZ010-042300-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
306 AM MST SUN DEC 4 2016

DATE                SUN 12/04/16            MON 12/05/16            TUE 12/06/16
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           9          12          -8          -2
TEMP             31 30 34 33 26 21 19 18 14 10 10 12 11  8  4 -4 -4 -8 -6 -3 -2
DEWPT            21 24 25 21 22 17 14 13  7  5  2  4  5  4 -2 -8-13-13-15 -6-10
RH               66 78 69 61 85 84 80 80 73 80 69 70 76 83 75 82 64 78 64 86 68
WIND DIR         SW SW SW  W NW  N  N  N  N  S  S  S NE NE  N  N  N  N  N  N  N
WIND SPD         16 13 16 17 17 18 17 14 11 10 10 11 10 10 13 13 16 16 16 16 13
CLOUDS           B1 B1 B2 B1 B2 B2 OV B2 B2 B2 B2 B2 OV OV OV OV B2 B2 OV OV B2
POP 12HR                     50          60          30          30          20
QPF 12HR                   0.04        0.08        0.02        0.02        0.02
SNOW 12HR                     T           2           T
SNOW                    C  C  L  L  L  L  C  C
SNOWSHWRS         C  C                          C  C  C  C  C  C  S  S  S  S
OBVIS                        BS BS BS BS                   BS BS BS BS BS BS
WIND CHILL                                  -4 -4 -2 -3 -6-14-24-25-30-28-24-21
MIN CHILL                                      -5    -3   -14   -25   -30   -26
WINTER WEATH               Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE               WED 12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16
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    -2      -9     6       1    15       5    25
TEMP          -7  -10 -6 -2 -6   -9 -2  5  4    2 10 15 10    5 18 25
DEWPT        -14  -19-14 -6 -9  -12 -6 -3  1   -2  7 13  4   -2  9 16
PWIND DIR          NW    NW       E    SE      SE     E       N    SW
WIND CHAR          GN    GN      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B2 B1 B2 SC   SC SC B1 B2   B2 B2 B2 B2   B2 B2 B1
POP 12HR           10     5       5    10      40    40      40    30
SNOW                                               C  C  C    C  C  C
SNOWSHWRS                                  C    C

$$
MTZ014-042300-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
306 AM MST SUN DEC 4 2016

DATE                SUN 12/04/16            MON 12/05/16            TUE 12/06/16
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                      42          18          28           6          15
TEMP             30 30 38 41 34 30 27 23 21 18 26 28 22 19 18 15 12  6 15 12  9
DEWPT            20 22 24 25 24 22 16 13 15 15 13 11  9 12 11 11  6  3  4 -2 -4
RH               66 72 57 52 66 72 63 65 77 88 57 48 57 74 73 84 76 87 61 52 54
WIND DIR          S  S  S SW  W  W  W  W  W  W  W  W  W  W NW NW  S  S  N  N  N
WIND SPD          6  8  9 12 10 12 13 11  6  9 11 12  4  4  5  5  9  9  9  9  8
CLOUDS           OV B2 OV OV B2 B2 B1 B1 B1 B1 SC SC B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     30          40          30          20          20
QPF 12HR                   0.05        0.07        0.04        0.02        0.02
SNOW 12HR                     T           1           1
RAIN                       C
SNOW                    C  C  C  C  C  C  C  C
SNOWSHWRS         S  S                          S  S  S  S  S  S  S  S  S  S
OBVIS                           BS BS
WIND CHILL                                                          -8       -3
MIN CHILL                                                              -8    -3
WINTER WEATH         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE               WED 12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16
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            -3    12       3    23      15    31      18    31
TEMP           4   -2 12  6  7    3 20 23 20   16 29 30 24   18 30 29
DEWPT         -2   -5 -1 -8  2    0  8  8 13   13 16 15 19   15 17 15
PWIND DIR           N     N       E    SE      SE     S       W    SW
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2   B1 B2 B1 SC   SC B1 SC B2   B2 B2 B2 B2   OV B2 B1
POP 12HR           10    10       5    20      40    40      40    30
SNOW                                               C  C  C    C  C  C
SNOWSHWRS                            S  S  C    C

$$
MTZ055-042300-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
306 AM MST SUN DEC 4 2016

DATE                SUN 12/04/16            MON 12/05/16            TUE 12/06/16
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                      38          16          23           4          14
TEMP             30 29 36 37 35 32 28 23 21 16 21 23 12 13 12  9 10  4 12 12  2
DEWPT            23 22 25 26 28 29 20 16 17 13 11 11  4  9  7  5  5  1  3  3 -4
RH               75 75 64 64 75 88 71 74 84 88 65 59 70 84 80 83 80 87 66 66 75
WIND DIR         SW  S  S SW SW  W  W  W  W  W  W  W SW SW  S  S  S  S NW NW  N
WIND SPD          8  8 10 13 12 12 13  8  9 10 10 12  6  6  4  4  4  4  5  5  6
CLOUDS           OV OV OV OV OV OV B2 B1 B1 B1 SC SC B2 B2 B1 B1 B1 B1 B2 B2 B2
POP 12HR                     40          50          20          20          20
QPF 12HR                   0.04        0.12        0.02        0.02        0.02
SNOW 12HR                     T           1           T
SNOW                    C  C  C  C  C  C  S  S
SNOWSHWRS         C  C                          S  S  S  S  S  S  S  S  S  S  S
OBVIS                           BS BS
WIND CHILL                                                          -5      -11
MIN CHILL                                                              -5   -11
WINTER WEATH         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE               WED 12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16
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     8      -1    21      12    30      19    27
TEMP          -2   -6  6 -6  5    7 17 19 22   17 28 30 25   19 27 25
DEWPT         -5  -10 -5-14  0    4  4  9 16   13 17 19 19   16 18 13
PWIND DIR           N     N       E    SE      SE     S      SW    SW
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2   B2 B2 B1 SC   SC B1 B1 B2   OV B2 OV OV   OV OV B2
POP 12HR           20    10      10    20      40    40      50    30
SNOW                                               C  C  C    C  C  C
SNOWSHWRS      S    S                S  S  C    C

$$
MTZ055-042300-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
306 AM MST SUN DEC 4 2016

DATE                SUN 12/04/16            MON 12/05/16            TUE 12/06/16
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           5          16          -3          13
TEMP             21 21 23 25 25 27 25 16 10  5 15 15  8  4  2  0  0 -3 11 11  3
DEWPT            20 20 16 18 22 26 20 10  8  4  5  3  2  2  0 -1 -2 -4  4  1  0
RH               96 96 74 74 88 96 81 77 91 95 64 58 76 91 91 95 91 95 73 63 87
WIND DIR         SW SW  S SW SW SW  W NW NW  W  W  W SW SW SW SW  S  S SW SW  N
WIND SPD         13 14 16 19 17 16 12  8 10  8  9 12 10 10  4  4  3  3  3  3  9
CLOUDS           OV OV OV OV OV OV B2 B2 B1 B1 SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     90          80          30          20          20
QPF 12HR                   0.18        0.18        0.01        0.02        0.02
SNOW 12HR                     3           3           T
SNOW                    D  D  D  D  L  L  C  C
SNOWSHWRS         L  D                                S  S  S  S  S  S  S  S
OBVIS                  BS BS BS BS
WIND CHILL                               -4 -8       -6-11 -8-10 -8-11      -12
MIN CHILL                                -4    -8    -6   -12   -10   -11   -12
WINTER STORM         W  W  W  W  W  W  W  W  W  W  W


DATE               WED 12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16
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     7     -10    16       9    25      11    20
TEMP         -13  -13  6 -3-10   -4 13 15 12   12 23 24 17   11 20 16
DEWPT        -14  -14 -3-10-12   -6  2  7  9   11 13 16 15   10 10 10
PWIND DIR           N     N      SW     S       S    SW      SW    SW
WIND CHAR          LT    LT      LT    LT      GN    GN      GN    GN
AVG CLOUDS    B2   SC B1 SC SC   B1 B1 B2 OV   OV OV OV OV   OV B2 B2
POP 12HR           10     5       0    20      50    50      40    30
SNOW                                               C  C  C    C  C  C
SNOWSHWRS                            S  S  C    C

$$
MTZ008-042300-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
306 AM MST SUN DEC 4 2016

DATE                SUN 12/04/16            MON 12/05/16            TUE 12/06/16
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                      37          13          23           5          15
TEMP             26 27 34 36 32 29 24 17 15 13 19 23 16 12 10  6  8  5 13 15  9
DEWPT            18 20 22 24 25 24 17  9  8  7  3  6  4  5  1  0  1  1  2  3  2
RH               71 74 61 61 75 81 74 70 73 76 49 47 58 73 66 76 72 83 61 58 72
WIND DIR          S  S  S  S SW SW SW SW SW SW SW SW  S  S  S  S SE SE  S  S NE
WIND SPD         11 13 14 18 17 12 10 10  8  9  9  9  6  6  5  5  5  5  6  6  8
CLOUDS           OV B2 OV OV OV OV B2 SC SC SC SC SC SC SC B1 B1 B1 B1 B2 B2 B1
POP 12HR                     40          50          10          20          20
QPF 12HR                   0.06        0.08           0        0.02        0.02
SNOW 12HR                     1           1       00-00
SNOW                    C  C  C  C  C  C
SNOWSHWRS         C  C                                S  S  S  S  S  S  S  S
OBVIS                  BS       BS
WIND CHILL                                                    -4 -2 -6       -3
MIN CHILL                                                  -1    -4    -6    -3
WINTER WEATH         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE               WED 12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16
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            -2    12       1    20      14    29      17    25
TEMP           1    0  9 11  1    5 15 18 19   16 27 28 22   17 25 23
DEWPT         -5   -6 -4  1 -7    1 -1  4 11   12 11 17 15   13 12 11
PWIND DIR          NE    SE      SE     S       S     S      SW    SW
WIND CHAR          GN    LT      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B1   B1 B1 B1 SC   SC B1 B1 OV   OV B1 B2 B2   B2 B2 B1
POP 12HR           10    10       5    20      40    40      40    20
SNOW                                               C  C  C    C  S  S
SNOWSHWRS                            S  S  C    C

$$
MTZ011-042300-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
306 AM MST SUN DEC 4 2016

DATE                SUN 12/04/16            MON 12/05/16            TUE 12/06/16
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                      39          13          16          -1           3
TEMP             32 32 37 38 33 28 25 23 19 13 14 13 14 11  9  7  5 -1  1  0  3
DEWPT            25 28 26 29 28 26 18 16 13 11  5  4  5  6  3  3 -1 -4-10-10 -7
RH               75 85 64 70 82 92 74 74 77 91 67 67 67 80 76 83 76 87 59 62 62
WIND DIR         SW  S  S SW  W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD         14 13 17 16 12 16 14 13 13 14 13 13  9  9 13 13 14 14 16 16  9
CLOUDS           B2 B2 B2 OV B2 OV OV OV OV OV B2 B2 OV OV OV OV B2 B2 OV OV B2
POP 12HR                     30          40          30          20          20
QPF 12HR                   0.02        0.03        0.02        0.02        0.02
SNOW 12HR                     T           1           T
SNOW                    C  C  C  C  C  C  C  C
SNOWSHWRS         S  C                          S  S  S  S  S  S  S  S  S  S
OBVIS                        BS BS BS BS BS BS BS BS       BS BS BS BS BS BS
WIND CHILL                                  -3 -1 -2    -2 -7-10-13-21-19-20-12
MIN CHILL                                      -3    -2    -7   -13   -21   -20


DATE               WED 12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16
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     1      -2     7       3    15       8    23
TEMP          -2    2 -4  0 -2    2  1  6  7   10 11 14 15    8 11 21
DEWPT         -8   -2-15 -8 -6   -2-10 -5  2    7  2  6 12    5  2 11
PWIND DIR          NW    NW      NW    NE       E     E      NE    SW
WIND CHAR          GN    GN      LT    LT      LT    GN      LT    LT
AVG CLOUDS    B2   B2 B2 B1 B1   SC FW SC B1   B2 B2 OV OV   B2 B2 B1
POP 12HR           10     5       5     5      20    40      30    30
SNOW                                               C  C  C    C  C  C
SNOWSHWRS                                  S    S

$$
MTZ051-042300-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
306 AM MST SUN DEC 4 2016

DATE                SUN 12/04/16            MON 12/05/16            TUE 12/06/16
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                      39          14          17          -3           2
TEMP             30 30 36 38 34 30 25 21 19 14 15 14 13  9 10  6  8 -3 -1 -2  1
DEWPT            22 22 21 25 25 26 19 17 16 12  9  6  6  5  5  2  2 -6-10 -8 -8
RH               72 72 54 59 69 85 78 84 88 92 77 70 73 83 80 83 76 86 65 75 65
WIND DIR         SW  S  S SW SW  W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW
WIND SPD         12 12 14 17 13 16 14 11 13 12 13 13  6  6 10 10 13 13 14 14 10
CLOUDS           B1 B2 OV OV OV B2 B2 B2 OV OV B2 B2 B2 B2 OV OV OV OV B2 B2 B2
POP 12HR                     30          50          50          20          20
QPF 12HR                   0.02        0.09        0.03        0.02        0.02
SNOW 12HR                     T           1           1
SNOW                    C  C  C  C  C  C  C  C
SNOWSHWRS         S  S                          C  C  S  S  S  S  S  S  S  S
OBVIS                           BS BS BS BS BS BS BS             BS BS BS BS
WIND CHILL                                        -1    -2 -4 -9 -8-22-21-22-15
MIN CHILL                                            -1    -4    -9   -22   -22
WINTER WEATH               Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE               WED 12/07/16  THU 12/08/16  FRI 12/09/16  SAT 12/10/16
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            -8     1      -4    15      10    23      12    27
TEMP          -5    1 -5  1 -3    3 11 14 15   18 22 22 15   14 24 25
DEWPT        -11   -6-16 -9 -9   -5 -4 -1  8   13 11 14 12    9 12 15
PWIND DIR          NW    NW       W     S      SE     S       W     W
WIND CHAR          GN    GN      GN    LT      GN    GN      LT    GN
AVG CLOUDS    B2   B2 B1 B1 SC   SC SC SC B1   B2 OV OV OV   OV B2 B2
POP 12HR           10    10       5    10      30    30      30    30
SNOW                                               C  C  C    C  C  C
SNOWSHWRS                                  C    C

$$
WEATHER.GOV/GREATFALLS



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