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Issued by NWS Great Falls, MT

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
213 PM MST FRI JAN 20 2017

MTZ012-211100-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
213 PM MST FRI JAN 20 2017

DATE          FRI 01/20/17      SAT 01/21/17            SUN 01/22/17         MON
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                      22          35          21          34          18
TEMP             39 32 28 25 24 22 30 35 33 28 26 25 22 21 29 34 30 26 24 23 19
DEWPT            28 26 23 20 19 17 20 22 24 23 22 21 17 16 19 21 22 19 19 19 16
RH               64 78 81 81 81 81 66 59 69 81 85 84 81 81 66 58 72 74 81 84 88
WIND DIR         SW SW SW SW SW SW SW  W  W  W SW SW SW SW  S  S SE SE  S  S NW
WIND SPD          9 12 12  6  9  8  8  8  8  6  9 11 12 12 10 10  8  8  2  2  6
CLOUDS           FW CL CL CL FW FW FW FW B2 B2 B2 B2 B1 B1 FW FW B2 B2 B2 B2 B2
POP 12HR                      5           5          10          10          20
QPF 12HR                      0           0           0           0        0.03
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                              S  S  S  S  C


DATE           01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          28      16    26      15    29      16    32      18    34
TEMP          25 26 21   16 25 25 19   15 28 27 18   18 30 31 20   20 30 33
DEWPT         19 19 17   14 16 15 13   11 14 15 11   11 16 20 14   12 16 23
PWIND DIR        NW       N    NW      SW    SW      SW    SW      SW    SW
WIND CHAR        LT      GN    GN      GN    GN      GN    BZ      BZ    GN
AVG CLOUDS    B2 B2 OV   OV B2 B2 B1   B1 SC SC FW   FW SC SC SC   SC SC SC
POP 12HR         30      30    20      20    10       5     0       5     5
SNOW           C  C  C    C  S  S  S    S

$$
MTZ010-211100-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
213 PM MST FRI JAN 20 2017

DATE          FRI 01/20/17      SAT 01/21/17            SUN 01/22/17         MON
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                      19          37          19          31          17
TEMP             38 30 26 21 21 20 30 37 32 27 26 23 21 19 25 31 25 22 22 20 17
DEWPT            27 25 22 17 16 16 21 25 23 23 21 21 18 16 19 21 19 20 20 19 15
RH               64 81 85 84 81 84 69 61 69 85 81 92 88 88 78 66 78 92 92 96 92
WIND DIR          E  N NW NW  N NW NW NW NW NW  W NW NW NW NE NE  E  E NE NE  N
WIND SPD          3  3  2  4  8  9  9 10 11 11 13 10  9  9  5  5 12 12  9  9  9
CLOUDS           FW CL FW FW FW FW SC SC B1 B1 B2 B2 B1 B1 SC SC B1 B1 OV OV OV
POP 12HR                      0           0          10          10          30
QPF 12HR                      0           0           0           0        0.04
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                              C  C  C  C  C


DATE           01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          28      13    27      14    31      17    34      18    35
TEMP          24 25 21   13 24 26 19   15 30 29 19   19 33 31 22   19 33 33
DEWPT         19 18 17   11 16 15 12   11 16 16 12   14 19 19 14   14 18 22
PWIND DIR         N       N    NW       W     W       W     W       W     W
WIND CHAR        GN      GN    GN      GN    GN      BZ    BZ      BZ    BZ
AVG CLOUDS    OV B2 B2   B2 B1 B1 B1   B1 FW FW FW   FW SC SC SC   SC SC SC
POP 12HR         30      20    20      20     5       0     0       0     5
SNOW           C  C  S    S  S  S  S    S

$$
MTZ014-211100-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
213 PM MST FRI JAN 20 2017

DATE          FRI 01/20/17      SAT 01/21/17            SUN 01/22/17         MON
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          25          10          26           9
TEMP             28 19 16 12 12 10 18 25 22 19 16 13 12 10 17 26 22 19 15 12  9
DEWPT            18 12 10  7  6  6 10 14 13 13 10  9  6  6  9 15 14 13  9  8  4
RH               66 74 77 80 76 83 70 62 68 77 77 84 76 83 70 62 71 77 77 84 80
WIND DIR         SE SE SW SW  S  S  S  S SW SW SW SW  S  S  S  S  S  S  S  S NW
WIND SPD          3  6  4  3  3  3  2  2  3  4  3  3  3  3  6  6  5  5  4  4  2
CLOUDS           SC FW FW SC B1 B1 B2 B2 OV OV B2 B2 B1 B1 SC SC OV OV B2 B2 B2
POP 12HR                     10          10          20          10          30
QPF 12HR                      0           0           0           0        0.02
SNOW 12HR                 00-00       00-00       00-00
SNOW                                      S  S  S  S              C  C  C  C  S


DATE           01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          23       7    21       5    21       6    22       7    23
TEMP          15 19 13    7 16 20  9    5 14 21 10    6 15 22 11    7 16 23
DEWPT          8 11  7    3  7 11  3    1  6 10  4    1  7 11  5    2  9 13
PWIND DIR         N       N    NW       W    SW      SW    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2 OV   OV B2 B2 B1   B1 B1 B1 SC   SC SC SC SC   SC SC SC
POP 12HR         40      30    20      20    20       5    10       5     5
SNOW           S  C  C    C  S  S  S    S  S  S

$$
MTZ055-211100-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
213 PM MST FRI JAN 20 2017

DATE          FRI 01/20/17      SAT 01/21/17            SUN 01/22/17         MON
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          26           8          29           7
TEMP             27 14  9  7  3  3 17 25 24 13 13 12 10  8 20 29 27 16 10 10  8
DEWPT            21 10  5  4 -1  0 10 15 15 10 10 10  6  4 13 19 18 12  5  7  4
RH               78 84 83 87 83 87 73 65 68 87 87 91 83 83 74 66 68 84 80 87 83
WIND DIR          S  S  S  S SE  S  S  W  S  S  S  S  S  S  S  S SE SE  S  S SE
WIND SPD          3  8  8  3  5  5  3  3  3  4  5  5  5  5  5  5  6  6  5  5  4
CLOUDS           SC FW FW SC B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 SC SC B2 B2 B2 B2 B2
POP 12HR                     10          20          30          10          20
QPF 12HR                      0        0.01        0.01           0        0.02
SNOW 12HR                 00-00           T           T
SNOW                          S  S  S  S  C  C  S  S              S  S  S  S  C
OBVIS                                             PF
WIND CHILL             -3    -8 -8                      -2                   -1
MIN CHILL              -3    -8    -9                      -2                -1


DATE           01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          26       4    20      -1    19      -1    21       1    24
TEMP          19 21  7    5 15 19  2    0 13 19  3    0 15 21  5    2 16 24
DEWPT         13 14  5    2  8 12 -1   -2  7 10 -1   -3  8 11  2   -1 11 15
PWIND DIR        NE      NW    NW      SW    SW      SW    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2 OV   OV OV OV B2   B2 B2 B2 SC   SC SC SC B1   B1 SC SC
POP 12HR         50      50    30      20    20      10     5       5     5
SNOW           C  C  C    C  C  C  S    S  S  S

$$
MTZ055-211100-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
213 PM MST FRI JAN 20 2017

DATE          FRI 01/20/17      SAT 01/21/17            SUN 01/22/17         MON
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                       4          26           6          23          10
TEMP             26 16 13  7  6  4 18 26 24 19 13 10  6 10 16 23 21 20 14 16 10
DEWPT            23 14 11  5  4  1 15 19 22 18 10  9  5  7 11 18 18 19 11 15  8
RH               88 92 91 91 91 87 88 74 92 96 87 96 96 87 80 81 88 96 88 96 91
WIND DIR          S SE SW  S SE SE  S SW SW SW SW SW SW SW  S  S  S  S  S  S SE
WIND SPD          2  2  2  4  4  4  4  6  8  6  8  8  6  6 10 10  9  9  8  8  4
CLOUDS           B2 B2 B1 B1 B2 B2 B2 B2 OV OV OV OV B2 B2 B2 B2 OV OV OV OV OV
POP 12HR                     20          40          40          50          60
QPF 12HR                   0.01        0.02        0.03        0.02        0.10
SNOW 12HR                     T           T           1
SNOW                          C  C  C  C  C  C  C  C  C  C  C  C  L  L  L  L  L
OBVIS                F PF    PF PF
WIND CHILL                -2 -3 -5                -2 -6 -1
MIN CHILL                    -4    -5                -6    -5


DATE           01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          24       1    18      -7    17      -8    17      -6    19
TEMP          19 21  8    1 12 17 -2   -6 11 16 -3   -7 10 16 -1   -5 12 18
DEWPT         15 19  6   -1  6 11 -6   -7  3 11 -6   -8  3 12 -3   -6  6 12
PWIND DIR         S       W    NW      NW     W      SW    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV OV OV   OV B2 B2 B1   B1 B2 B2 B1   B1 B1 B1 B1   B1 SC SC
POP 12HR         60      50    30      10     5      10     5       5     5
SNOW           L  L  C    C  C  C

$$
MTZ008-211100-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
213 PM MST FRI JAN 20 2017

DATE          FRI 01/20/17      SAT 01/21/17            SUN 01/22/17         MON
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          35          13          32          15
TEMP             42 24 21 16 17 18 30 35 32 25 20 17 15 13 24 32 27 24 21 16 15
DEWPT            31 16 14 10 12 12 22 23 24 20 14 10  8  6 13 18 18 20 14 12  9
RH               65 71 74 77 80 77 72 61 72 81 77 73 73 73 62 56 68 84 74 84 77
WIND DIR         NE  S SE  S  S  S SW SW  S  S  S  S  S  S  S  S  S  S  S  S SE
WIND SPD          6  3  6  4  9  9  9  6  6 10 10 11 10 10 11 11 11 11 10 10  6
CLOUDS           B1 B1 SC B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC B2 B2 OV OV B1 B1 B2
POP 12HR                     20          30          20          20          30
QPF 12HR                      0        0.01           0           0        0.03
SNOW 12HR                 00-00           T       00-00
SNOW                          S  S  C  C  S  S  S  S  S  S  S  S  C  C  C  C  C


DATE           01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          30      12    24       5    22       6    25       9    28
TEMP          24 24 20   12 21 21  9    5 16 22 10    7 19 25 12   10 21 28
DEWPT         15 19 15    7  9 11  4   -1  2  8  2    0  3 12  6    2 10 13
PWIND DIR        NE       N     N       N    SW      SW    SW       S     S
WIND CHAR        LT      LT    GN      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2 B2 OV   OV OV OV B1   B1 B1 B1 SC   SC SC SC SC   SC SC SC
POP 12HR         50      50    20      20    20      10     5       5     5
SNOW           C  C  C    C  S  S  S    S  S  S

$$
MTZ011-211100-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
213 PM MST FRI JAN 20 2017

DATE          FRI 01/20/17      SAT 01/21/17            SUN 01/22/17         MON
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                      20          34          18          30          18
TEMP             34 28 25 21 20 21 28 34 30 23 22 19 19 19 28 30 27 22 22 21 18
DEWPT            28 24 22 19 18 19 21 25 23 19 17 16 16 16 21 22 20 18 17 17 15
RH               78 85 88 92 92 92 75 69 75 84 81 88 88 88 75 72 74 84 81 84 88
WIND DIR         SW  S  W SW  W  W  W  W  W  W  W  W  W  W  W  W  E  E  E  E  E
WIND SPD          4  2  2  3  5  6 10 11 10 11 11 11 10 10  9  9  8  8 10 10  8
CLOUDS           FW FW CL FW SC SC FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B2 B2 OV
POP 12HR                      0           5           5          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                              S  S  S  S  C
OBVIS                     PF PF


DATE           01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          29      15    26      11    27      12    31      16    33
TEMP          26 27 23   15 23 25 15   11 24 26 16   12 25 31 24   16 30 33
DEWPT         19 21 19   12 16 18 10    8 16 17 11    8 15 22 17   11 20 25
PWIND DIR        NE      NE    NW       W     W       W    SW       W     W
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    OV B2 B2   B2 B2 B2 B2   B2 B1 B1 FW   FW SC SC SC   SC SC SC
POP 12HR         40      20    20      20    20       0     0       0     5
SNOW           C  C  S    S  S  S  S    S  S  S

$$
MTZ051-211100-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
213 PM MST FRI JAN 20 2017

DATE          FRI 01/20/17      SAT 01/21/17            SUN 01/22/17         MON
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                      19          35          20          34          18
TEMP             38 29 24 22 19 21 30 35 29 24 23 22 22 20 29 34 28 25 24 24 18
DEWPT            29 23 18 16 12 14 19 23 20 19 17 17 16 14 19 21 19 18 17 18 13
RH               70 78 77 77 74 74 63 61 69 81 77 81 77 77 66 58 68 74 74 77 80
WIND DIR         SE SE SE  S  S SW  W  W NW  W  W  W  W  W SW SW SE SE  S  S SE
WIND SPD          3  3  6  4  6  4  5  8  6  8  8  9  8  8  6  6  8  8  8  8  3
CLOUDS           SC CL CL CL FW FW FW FW B1 B1 SC SC B2 B2 FW FW B1 B1 B2 B2 B2
POP 12HR                      0           0           5          10          20
QPF 12HR                      0           0           0           0        0.01
SNOW 12HR                 00-00       00-00       00-00
SNOW                                                                    S  S  C


DATE           01/23/17  TUE 01/24/17  WED 01/25/17  THU 01/26/17  FRI 01/27/17
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          28      14    24      12    27      13    31      16    33
TEMP          24 24 20   14 22 23 19   12 26 24 19   13 29 30 23   16 33 30
DEWPT         18 18 16   11 14 14 12    7 12 12  9    7 13 20 14    9 17 19
PWIND DIR        NE       N    NW       W     W       W     W       W     W
WIND CHAR        LT      LT    LT      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2 B2 OV   OV OV OV B2   B2 B2 B2 SC   SC FW FW SC   SC SC SC
POP 12HR         30      40    20      20    20       5     0       5     5
SNOW           C  C  C    C  S  S  S    S  S  S

$$
WEATHER.GOV/GREATFALLS




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