Point Forecast Matrices
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Point Forecast Matrices
National Weather Service Great Falls MT
106 PM MST Fri Nov 28 2025

MTZ312-291100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
106 PM MST Fri Nov 28 2025

Date          Fri 11/28/25      Sat 11/29/25            Sun 11/30/25         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                       0          18          -2          20           9
Temp          15 11 11 10  8  3  2 13 18 11  5  4  1  0  0 11 19 12 12 13 13 14
Dewpt         12  6  5  4  3 -2 -4  5  8  4 -1 -2 -4 -6 -5  5 11  6  4  5  5  5
RH            88 80 76 76 79 79 75 70 64 73 76 75 79 75 79 76 70 76 70 70 70 67
Wind dir      NW NW NW NW  W SW  S  S  S  S  E  N NW  W SW SW  S  S SW SW SW SW
Wind spd      16 12 12  9  5  5  4  4  4  4  3  3  2  2  2  3  3  4  6 10 10 10
Wind gust        23
Clouds        OV OV OV OV B2 B1 SC FW FW SC B1 B1 B1 B1 SC FW FW FW SC SC SC SC
PoP 12hr                     70           0           0           0           0
QPF 12hr                   0.04           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           D  L  C
Wind chill    -1 -4 -4 -3 -2 -7 -8          -2 -4
Min chill        -4    -5    -7    -9          -4    -5    -1
Winter Storm   W  W  W


Date           12/01/25  Tue 12/02/25  Wed 12/03/25  Thu 12/04/25  Fri 12/05/25
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          34      25    35      19    33      22    38      25    41
Temp          27 29 28   32 33 32 30   24 29 29 26   27 34 36 34   28 37 39
Dewpt         19 19 18   28 29 29 26   20 24 22 18   19 26 27 26   20 30 30
PWind dir        SW      SW    SW       W    SW      SW    SW      SW    SW
Wind char        GN      BZ    GN      LT    GN      GN    BZ      GN    BZ
Avg clouds    SC SC B1   B2 B2 B2 B2   B2 B2 SC SC   B1 B1 B1 B1   B1 B1 B1
PoP 12hr          0      30    70      50    10       5    20      20    20
Rain                                                                      S
Snow                      C  L  C  C    C                S  S  S    S  S  S

$$
MTZ303-291100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
106 PM MST Fri Nov 28 2025

Date          Fri 11/28/25      Sat 11/29/25            Sun 11/30/25         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                      -9           9          -8          19           7
Temp          12 10  5  2 -4 -7 -9  3  8  2 -5 -4 -5 -5 -6  7 17 11 14 13 13 15
Dewpt          9  6  2 -2 -7-11-12 -1  4 -2 -7 -8 -9-10 -9  4 12  6  7  4  5  9
RH            87 83 87 83 86 82 86 83 83 83 91 82 82 78 86 87 80 80 73 67 70 77
Wind dir      NW NW NW NW  W SW  S  S SE SE  W  W  W SW SW  S  S SW  W  W  W  W
Wind spd      26 23 19 13  5  5  3  4  4  3  3  3  2  2  3  5  5  8 10 13 12 12
Wind gust     37 33
Clouds        OV B2 B2 B1 SC SC SC FW SC B1 B1 B1 SC SC SC FW FW SC SC SC SC SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis         BS BS BS
Wind chill    -9-11-15-16-16-19-19 -6    -7-11-11      -13 -3    -1    -2 -2
Min chill       -12   -18   -20   -20    -7   -14   -14   -17    -2    -3    -3
Winter Storm   W


Date           12/01/25  Tue 12/02/25  Wed 12/03/25  Thu 12/04/25  Fri 12/05/25
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          31      21    33      12    31      19    36      21    39
Temp          25 26 23   26 30 30 23   18 24 25 22   25 32 33 29   23 34 35
Dewpt         19 20 16   22 27 28 20   15 21 20 16   19 25 26 22   19 28 28
PWind dir         W       W     W      NW     W       W     W       W     W
Wind char        GN      BZ    GN      GN    GN      BZ    BZ      BZ    BZ
Avg clouds    B1 SC B2   B2 B2 B2 B2   B2 B1 SC B1   B1 B2 B1 B1   B1 B2 B1
PoP 12hr          0      30    40      30     5       5    10      10    20
Rain                                                                      S
Snow                      C  C  C  C                                      S

$$
MTZ319-291100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
106 PM MST Fri Nov 28 2025

Date          Fri 11/28/25      Sat 11/29/25            Sun 11/30/25         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          20           7          26          10
Temp          20 17 15 12 11  5  3 11 18 16 14 14 13 10  8 17 25 22 17 14 13 14
Dewpt         14 10  7  5  3  0 -1  5  8  7  7  7  7  6  5 11 13 11  9  7  7  9
RH            77 73 70 73 69 79 83 76 64 67 73 73 76 83 87 77 60 62 70 73 76 80
Wind dir      NW NW NW  W SW  S  S  E  E  W  W  W NW  W SW  E  E  S SW SW SW SW
Wind spd      17 14 12  8  2  2  2  2  2  3  2  2  1  1  1  1  1  3  5  6  5  5
Clouds        OV OV B2 B2 B1 SC SC FW FW SC B2 B2 B2 B1 SC FW FW FW SC SC SC SC
PoP 12hr                     20           0          10           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow           C  S
Winter Weath   Y  Y  Y  Y  Y


Date           12/01/25  Tue 12/02/25  Wed 12/03/25  Thu 12/04/25  Fri 12/05/25
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          32      23    35      20    34      20    37      26    41
Temp          24 30 25   27 31 33 30   25 29 31 26   24 31 35 34   28 34 40
Dewpt         16 17 17   22 27 26 24   21 23 20 17   18 25 24 25   22 28 30
PWind dir        SW      SW     W       W    SW      SW    SW      SW    SW
Wind char        LT      LT    LT      LT    LT      GN    LT      GN    LT
Avg clouds    SC B1 B1   OV B2 B2 B2   B2 B2 SC B1   B1 B2 B1 B2   B1 B2 B1
PoP 12hr          0      40    70      50    10      10    20      30    30
Rain                                                                      C
Snow                      C  L  L  C    C                S  S  S    C  C  C

$$
MTZ326-291100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
106 PM MST Fri Nov 28 2025

Date          Fri 11/28/25      Sat 11/29/25            Sun 11/30/25         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          21           7          25           5
Temp          23 17 13  9  7  2 -1 12 20 17 12 11 11 10  9 17 24 19 12 10 10 10
Dewpt         20 13  9  5  3 -1 -2  6  8  7  5  7  8  6  7 13 15 11  5  4  4  5
RH            88 84 84 83 83 87 95 76 59 64 73 83 87 83 91 84 68 70 73 76 76 80
Wind dir      NW NW NW NW  W SE SE  N  N  S  E  E  E SE  E SW SW SE SE SE  S  S
Wind spd      13 14 11  8  3  2  2  0  1  1  2  2  2  2  2  1  1  1  2  4  4  3
Wind gust     24
Clouds        OV OV OV B2 B1 SC FW SC FW B1 B1 B2 B2 B2 B1 SC FW FW SC SC SC SC
PoP 12hr                     60           0           5           5           0
QPF 12hr                   0.03           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           D  L
Wind chill             -4
Min chill              -4    -3    -1
Winter Weath   Y  Y  Y  Y  Y


Date           12/01/25  Tue 12/02/25  Wed 12/03/25  Thu 12/04/25  Fri 12/05/25
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          31      18    35      18    33      13    36      21    40
Temp          24 27 21   26 30 32 26   23 28 28 19   19 30 34 29   23 33 37
Dewpt         16 14 14   22 27 25 24   21 24 18 14   14 22 23 24   20 28 27
PWind dir         S       S    SW       W    SW       S     S      SW    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    LT
Avg clouds    SC B1 B1   OV OV OV B2   OV B2 B1 B1   B1 B1 B1 B2   B2 B2 B1
PoP 12hr          0      30    60      40    10      10    20      20    30
Rain                                                                      S
Snow                      C  L  C  C    C                   S  S    S  C  S

$$
MTZ330-291100-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
106 PM MST Fri Nov 28 2025

Date          Fri 11/28/25      Sat 11/29/25            Sun 11/30/25         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          23           6          29           2
Temp          34 28 16  9  3 -2 -2 13 22 19 12 10 10  8 10 22 29 23 12  7  5  5
Dewpt         26 23  9  2 -1 -4 -5  2  3  3  3  4  5  6  8 13 13 12  6  2  2  2
RH            72 81 73 72 83 91 87 61 43 49 66 76 80 91 91 68 51 62 76 79 87 87
Wind dir      SW NW  N NE SE  N  N SE SW  S  E  E  N  N NE  N  N NW  N  N SW SW
Wind spd      11 10 13  9  2  0  0  1  2  2  1  1  0  0  1  2  4  2  2  1  1  1
Wind gust           25
Clouds        OV OV SC FW FW FW SC FW SC B1 B2 B2 B2 OV B2 B1 FW FW FW SC SC B1
PoP 12hr                     60           0          20          20           0
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                     T       00-00       00-00
Snow           L  L                             S  S  S  S
Wind chill             -4
Min chill              -4    -5    -3
Winter Weath   Y  Y


Date           12/01/25  Tue 12/02/25  Wed 12/03/25  Thu 12/04/25  Fri 12/05/25
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          25      13    27      10    30       8    28      14    32
Temp          19 22 14   17 23 25 17   12 24 24 12   11 22 26 19   15 26 30
Dewpt         12 13 11   15 19 18 15   11 17 14  9    9 17 17 16   14 22 21
PWind dir        SW      SW    SW       W    NW      SW    SW      SW    SW
Wind char        LT      GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B2   B2 OV OV B2   B2 B2 SC SC   B1 B2 B1 B2   B2 OV B1
PoP 12hr          5      40    90      40    20      10    30      30    40
Snow                      C  D  D  C    C  S             S  C  C    C  C  C

$$
MTZ328-291100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
106 PM MST Fri Nov 28 2025

Date          Fri 11/28/25      Sat 11/29/25            Sun 11/30/25         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                       6          26          14          29          11
Temp          35 24 17 12 10  8  7 17 25 22 18 19 18 16 16 24 28 23 17 14 13 14
Dewpt         28 19 10  6  5  3  4  8  9 10  8  9 11 11 11 15 15 14 10  7  7  8
RH            75 81 73 76 80 79 87 67 50 59 64 64 73 80 80 68 58 68 73 73 76 76
Wind dir      NE NE NE NE  E  S  S NW  N  N SE  E NE NE  N  N NW  S  S  S  S  S
Wind spd      17 23 20 13  4  4  4  2  2  2  3  3  4  5  5  2  2  2  3  5  5  6
Clouds        OV OV B1 SC FW SC SC SC SC B2 B2 OV OV OV B2 SC FW FW SC FW SC SC
PoP 12hr                     30           0           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow           L  C
Wind chill             -3       -1
Min chill              -3    -4    -2


Date           12/01/25  Tue 12/02/25  Wed 12/03/25  Thu 12/04/25  Fri 12/05/25
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          34      20    36      17    32      15    36      21    41
Temp          28 29 21   23 32 31 26   21 28 26 18   19 30 33 27   23 34 37
Dewpt         15 15 14   17 24 25 22   17 21 18 13   14 21 22 21   17 27 27
PWind dir         S       S    SW      SW    SW       S     S      SW    SW
Wind char        LT      GN    GN      LT    LT      LT    LT      GN    GN
Avg clouds    SC B1 B1   B2 B2 B2 B2   B2 B1 SC SC   SC B1 B1 B1   B1 B1 B1
PoP 12hr          0      20    40      20     0       5     5      10    20
Rain                                                                      S
Snow                      S  C  C  S                                   S  S

$$
MTZ305-291100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
106 PM MST Fri Nov 28 2025

Date          Fri 11/28/25      Sat 11/29/25            Sun 11/30/25         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                      -7           6         -15           6          -9
Temp          19 16 12  8  4 -2 -6  2  5 -1 -8-11-12-13-14 -2  5 -2 -5 -3  0  6
Dewpt         16 13 10  6  3 -4 -7 -1  0 -5-10-13-13-15-15 -5  0 -6 -9 -6 -4  1
RH            88 88 91 91 95 91 95 87 79 83 91 90 95 90 95 87 79 82 82 86 83 79
Wind dir      NW NW NW  W  W  W SW SW  E  E  E  E  E SW SW SW  S  S SW SW SW SW
Wind spd      14 13 13 11  8  6  4  2  3  5  3  2  2  2  2  2  2  3  5  8 10 10
Wind gust        24
Clouds        OV OV OV OV B2 B1 B1 FW SC SC SC SC SC B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     80           0           0           0           0
QPF 12hr                   0.05           0           0           0           0
Snow 12hr                     1       00-00       00-00
Snow           D  D  C
Wind chill          -4 -7 -9-15-17    -2-13-17                  -10-17-17-16 -9
Min chill              -7   -15   -18   -13   -19   -13   -15   -10   -17   -16
Winter Storm   W  W  W  W  W


Date           12/01/25  Tue 12/02/25  Wed 12/03/25  Thu 12/04/25  Fri 12/05/25
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    35      11    28      13    35      21    36
Temp          20 22 18   25 32 32 23   17 22 24 19   21 30 33 28   23 33 33
Dewpt         15 17 14   23 30 29 23   16 20 20 17   19 26 27 26   21 29 28
PWind dir        SW      SW     W      NW    SW      SW    SW       W    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC B2   B2 OV B2 B2   B2 B2 B1 B1   B1 B2 B2 B2   B2 B2 B2
PoP 12hr          0      30    50      40    20      10    20      30    30
Rain                                                           C    C  C  C
Snow                      C  C  C  C    S  S             S  S  C    C  C  C

$$
MTZ314-291100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
106 PM MST Fri Nov 28 2025

Date          Fri 11/28/25      Sat 11/29/25            Sun 11/30/25         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                      -3          18          -1          23           6
Temp          15 12  9  8  7  2 -1 13 17 10  3  4  3  1  2 16 22 13  9 11 12 15
Dewpt         12  9  6  5  3 -1 -5  5  7  3 -4 -4 -6 -7 -5  8 11  4  0  1  2  5
RH            88 87 87 87 83 87 83 70 64 73 72 68 65 68 72 70 62 67 66 63 63 64
Wind dir      NW NW NW NW  W  W SW SW  E SE SE SE SE  S  S  S  S  S  S SW SW SW
Wind spd      19 18 17 14 10  5  4  2  2  3  5  4  4  4  3  2  2  3  6  6  6  6
Wind gust        29 29 27
Clouds        OV OV OV OV OV B1 SC FW FW FW FW FW SC SC SC FW FW FW FW SC SC SC
PoP 12hr                     80           0           0           0           0
QPF 12hr                   0.09           0           0           0           0
Snow 12hr                     2       00-00       00-00
Snow           D  D  C  S
Obvis         BS BS
Wind chill    -2 -6 -9-10 -7 -9-11          -8 -6 -6 -9 -5          -2
Min chill        -6   -10    -9   -11          -8    -9    -9          -2
Winter Storm   W  W  W  W  W


Date           12/01/25  Tue 12/02/25  Wed 12/03/25  Thu 12/04/25  Fri 12/05/25
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          34      20    35      17    32      17    38      23    40
Temp          29 26 23   30 33 32 27   23 28 26 21   23 34 35 31   25 37 37
Dewpt         18 17 15   25 29 28 25   20 24 19 15   18 25 27 26   21 31 29
PWind dir        SW      SW     W       W     W      SW    SW       W     W
Wind char        LT      GN    GN      GN    LT      GN    GN      GN    GN
Avg clouds    SC SC B1   B2 OV B2 B2   OV B2 B1 B1   B1 B1 B1 B2   B2 B2 B1
PoP 12hr          0      30    60      60    20      10    20      30    30
Rain                                                                      C
Snow                      C  L  C  L    C  S             S  S  C    C  C  C

$$
http://www.weather.gov/greatfalls