Point Forecast Matrices
Issued by NWS Great Falls, MT

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5
582
FOUS55 KTFX 142040
PFMTFX

Point Forecast Matrices
National Weather Service Great Falls MT
139 PM MST Fri Nov 14 2025

MTZ312-151100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
139 PM MST Fri Nov 14 2025

Date          Fri 11/14/25      Sat 11/15/25            Sun 11/16/25         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                      45          59          34          53          36
Temp          57 52 48 47 47 46 49 55 59 53 46 43 40 36 38 48 53 49 43 42 39 37
Dewpt         33 32 31 31 32 30 34 35 36 36 35 35 32 29 33 36 35 37 35 35 34 32
RH            40 46 51 53 56 53 56 47 42 52 65 73 73 75 82 63 50 63 73 76 82 82
Wind dir       W  W SW SW SW SW SW SW  W SW SW SW  S  S SW NE NE NE NE SW SW SW
Wind spd      27 19 18 19 21 23 25 26 21 12 10  8  5  4  3  3  4  4  3  4  5  5
Wind gust     40 33 28                32
Clouds        B1 OV OV B2 B1 B2 B1 SC FW FW SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2
PoP 12hr                     10          10           0           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain           C                                                  S  S  S  S  S


Date           11/17/25  Tue 11/18/25  Wed 11/19/25  Thu 11/20/25  Fri 11/21/25
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          55      36    46      32    45      29    43      26    42
Temp          48 48 40   37 42 42 37   34 40 39 32   30 37 38 31   29 38 37
Dewpt         38 36 34   31 33 32 31   28 28 27 25   24 26 27 25   21 24 24
PWind dir        SW      SW     W       W     W       W     W       W    SW
Wind char        LT      LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2   B1 B1 B1 B1   B1 B2 SC SC   B1 B1 B1 B1   B1 B1 SC
PoP 12hr         40      40    30      20    20       5    20      10    10
Rain           S  C  C    C  C  S  S       S                S
Snow                      C  C  S  S       S                S

$$
MTZ303-151100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
139 PM MST Fri Nov 14 2025

Date          Fri 11/14/25      Sat 11/15/25            Sun 11/16/25         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                      34          54          30          48          31
Temp          49 44 38 37 39 36 41 51 53 47 39 37 35 31 33 43 48 44 38 37 35 33
Dewpt         34 33 32 31 31 29 32 35 37 37 34 33 31 30 32 36 36 36 34 33 32 31
RH            56 65 79 79 73 75 70 54 54 68 82 85 85 96 96 76 63 73 85 85 89 92
Wind dir       W  W  W SW SW SW SW  W  W  W  W  W  W  S SE SE SE SE SE  E SE SE
Wind spd      21 16 11 10 10 12 16 23 23 13 10  8  5  3  4  6  9  6  5  5  5  6
Wind gust     34 31             26 36 35 24
Clouds        B2 OV B2 B2 B2 B1 B1 FW FW SC SC SC B1 B1 B2 B1 B1 B2 B2 B2 B2 B2
PoP 12hr                     30          10           0           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain           C  C  C  S  S                                            S  S
Snow              C


Date           11/17/25  Tue 11/18/25  Wed 11/19/25  Thu 11/20/25  Fri 11/21/25
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          52      30    42      27    42      24    38      21    40
Temp          43 44 34   30 38 39 32   29 37 36 27   25 33 33 26   24 35 34
Dewpt         35 35 29   27 32 32 27   24 26 25 22   21 24 25 21   18 23 23
PWind dir         S      SW    SW       W     W      NW    NW       W     W
Wind char        GN      GN    GN      GN    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B2   B2 B2 B1 B1   B2 B2 SC B1   B1 B2 B1 B1   B1 SC SC
PoP 12hr         30      20    10      20    10       5    10      10    10
Rain              C  S    S        S
Snow              C  S    S        S

$$
MTZ319-151100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
139 PM MST Fri Nov 14 2025

Date          Fri 11/14/25      Sat 11/15/25            Sun 11/16/25         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                      40          57          33          53          36
Temp          56 51 48 47 44 41 42 50 55 53 47 43 39 34 35 45 52 49 45 43 42 38
Dewpt         38 34 34 34 32 31 32 34 35 33 33 34 31 30 32 36 38 35 36 36 35 35
RH            51 52 58 60 62 67 67 54 47 46 58 70 73 85 89 70 59 58 70 76 76 89
Wind dir       W  W  W SW SW  S SW SW  W  W SW SW  S  S  S SE  E  E  S  S  S  S
Wind spd      14 11 11 10  9  8  8 10 11  6  5  5  3  2  2  2  3  3  4  4  3  3
Wind gust     27
Clouds        B1 B2 B2 B2 SC SC B1 SC FW SC SC SC SC SC SC B1 B1 B2 B2 B2 B2 B2
PoP 12hr                     10          10           0          10          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain           C                                                  C  C  C  C  C


Date           11/17/25  Tue 11/18/25  Wed 11/19/25  Thu 11/20/25  Fri 11/21/25
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          53      34    47      30    43      28    42      24    42
Temp          44 51 41   36 41 44 36   32 36 39 32   28 34 39 31   26 35 38
Dewpt         38 38 34   32 35 31 29   27 28 24 24   24 27 25 23   22 25 23
PWind dir         S      SW     W       W     W       W     W       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2   B2 B2 B1 B1   B1 B2 SC SC   B1 B1 B1 B1   B1 B1 SC
PoP 12hr         50      40    40      30    20      10    30      20    10
Rain           C  C  C    C  C  C  C    S  S                C  S
Snow                      S  C  C  C    S  S                C  S

$$
MTZ326-151100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
139 PM MST Fri Nov 14 2025

Date          Fri 11/14/25      Sat 11/15/25            Sun 11/16/25         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                      35          58          30          53          34
Temp          57 53 48 44 41 37 38 50 56 53 44 39 36 32 33 45 52 49 43 41 38 35
Dewpt         37 36 37 35 32 29 31 33 31 32 33 31 31 29 32 37 37 37 37 38 36 34
RH            47 52 65 70 70 72 76 52 38 44 65 73 82 88 96 73 56 63 79 89 92 96
Wind dir       W  W  W SW SW SE  S  W  W  S  S  S SE SE SE  E SE  E  E SE SE SE
Wind spd      20 19 11 10  8  6  5  5  8  5  5  5  4  4  3  1  2  3  5  5  4  3
Wind gust     37 35
Clouds        OV B1 B2 B1 SC SC B1 SC FW SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     10           0           0          20          40
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain           C                                      S  S        S  S  C  C  C


Date           11/17/25  Tue 11/18/25  Wed 11/19/25  Thu 11/20/25  Fri 11/21/25
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          51      31    47      28    42      24    42      21    40
Temp          45 47 38   34 42 44 34   30 36 38 28   26 35 37 29   24 35 36
Dewpt         40 35 35   33 34 31 30   28 30 26 24   24 27 25 24   21 25 23
PWind dir        SE      SE     S      SW     W      SW    SW       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2   B2 B2 B1 B1   B1 B2 B1 B1   B1 B1 B1 B2   B2 B1 B1
PoP 12hr         40      50    30      30    30      20    20      20    10
Rain           C  C  C    C  C  C  C    C  C                S  S
Snow                         C  C  C    C  C          S     S  S    S

$$
MTZ330-151100-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
139 PM MST Fri Nov 14 2025

Date          Fri 11/14/25      Sat 11/15/25            Sun 11/16/25         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                      30          48          27          46          31
Temp          45 43 41 39 34 31 32 40 47 43 34 32 29 28 31 41 45 43 38 36 35 33
Dewpt         36 36 36 36 33 31 32 35 34 34 31 30 29 27 30 36 36 37 37 36 35 33
RH            70 76 82 89 96100100 82 60 70 89 92100 96 96 82 70 79 96100100100
Wind dir      SW SW SW SW SW SW SW SW SW SW  S SE SE  N SE SE  S  S  S  S  S SW
Wind spd      24 20 17 13 10  5  5  9 10  5  2  2  1  0  1  2  5  3  3  4  3  2
Wind gust     35 31 29 24
Clouds        OV B2 B2 B1 SC B1 B1 SC FW FW SC SC SC B2 OV B2 B2 B2 OV OV OV OV
PoP 12hr                     30           5          10          70          70
QPF 12hr                      0           0           0        0.03        0.05
Snow 12hr                 00-00       00-00       00-00
Rain           L  C                                   L  L  L  L  C  C  L  L  D


Date           11/17/25  Tue 11/18/25  Wed 11/19/25  Thu 11/20/25  Fri 11/21/25
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          39      27    40      22    36      19    35      14    35
Temp          36 38 33   29 36 36 28   24 32 32 23   19 29 31 21   16 30 31
Dewpt         34 33 32   29 32 29 26   24 27 23 22   19 23 22 19   16 22 21
PWind dir        SW       S     S       S    SW       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV B2 B2   B2 OV B2 B2   B2 OV B1 B1   B1 B2 B2 B2   B2 B2 B1
PoP 12hr         80      60    50      40    50      20    40      40    30
Rain           D  L  C    L
Snow                      L  C  C  C    C  C  C  S    S  S  C  C    C  C  C

$$
MTZ328-151100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
139 PM MST Fri Nov 14 2025

Date          Fri 11/14/25      Sat 11/15/25            Sun 11/16/25         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                      33          56          30          51          34
Temp          55 49 43 40 36 34 35 50 56 50 39 35 33 31 33 45 50 46 40 38 38 36
Dewpt         38 34 32 31 29 27 29 32 30 30 30 30 28 27 31 36 37 37 36 36 36 35
RH            53 56 65 70 75 75 78 50 37 46 70 82 82 85 92 70 61 71 85 92 92 96
Wind dir      SW SW SW  S  S  S  S SW SW SW  S  S  S  S  S SE  S SE  S  S  S  S
Wind spd      25 18 11 10 10 10 10  6  6  5  5  6  5  5  5  3  3  4  4  5  5  5
Wind gust     40 32
Clouds        B2 SC SC SC SC SC SC FW FW SC SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2
PoP 12hr                      0           0           0          20          40
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                  S  S  S  S  S  S  C  C  C


Date           11/17/25  Tue 11/18/25  Wed 11/19/25  Thu 11/20/25  Fri 11/21/25
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          50      31    45      28    43      25    40      21    39
Temp          44 45 36   34 41 41 32   30 37 37 27   26 35 36 26   23 34 33
Dewpt         38 37 34   32 34 31 28   26 28 26 23   22 25 25 21   20 24 23
PWind dir         S       S    SW       W    SW       S    SW       S     W
Wind char        LT      LT    LT      LT    LT      GN    LT      LT    LT
Avg clouds    B2 B2 B2   B2 B2 B1 B1   B1 B2 SC SC   B1 B1 B1 B2   B1 B1 SC
PoP 12hr         40      40    20      30    10      20    20      20     5
Rain           C  C  C    C  S  S  C
Snow                      C  S  S  C                  S     S  S

$$
MTZ305-151100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
139 PM MST Fri Nov 14 2025

Date          Fri 11/14/25      Sat 11/15/25            Sun 11/16/25         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                      30          53          27          51          30
Temp          55 47 39 36 34 32 37 49 53 48 39 36 33 29 31 43 50 46 40 38 36 34
Dewpt         36 36 35 33 32 29 32 37 36 37 35 34 31 28 30 36 37 37 34 33 32 30
RH            49 65 85 89 92 88 82 63 52 65 85 92 92 96 96 76 61 71 79 82 85 85
Wind dir       W NW  N NE  E SE  S SW  W NW  S  S  E  E  E  E  E  E  E  E  E  E
Wind spd      18 11  8  5  5  6  9 13 13 10  9  5  4  3  4  5  9 11 10 10  8  6
Wind gust     28
Clouds        B2 OV OV OV OV OV OV B1 SC SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B2
PoP 12hr                     60          40           0           0          20
QPF 12hr                   0.08           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain           C  C  L  C  C  C  S                                S  S  S  S  S
Snow                    S  C


Date           11/17/25  Tue 11/18/25  Wed 11/19/25  Thu 11/20/25  Fri 11/21/25
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          50      29    45      25    42      23    42      19    42
Temp          42 44 34   31 39 41 32   28 37 37 27   25 36 36 26   23 36 37
Dewpt         34 36 33   29 32 34 30   26 29 29 25   21 28 27 24   20 26 26
PWind dir         E       E     E       S     W       W    NW      NW     W
Wind char        LT      GN    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2 B2   B2 B2 B1 B2   B2 B2 B1 B1   B1 B1 B1 B1   B1 B1 SC
PoP 12hr         30      40    30      20    20       5    10      10     5
Rain           S  C  C    C  C  S  S       S
Snow           S  C       C  C  S  S       S

$$
MTZ314-151100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
139 PM MST Fri Nov 14 2025

Date          Fri 11/14/25      Sat 11/15/25            Sun 11/16/25         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                      37          58          33          56          34
Temp          55 50 46 44 41 38 43 54 57 51 43 40 37 34 37 51 55 49 41 41 38 35
Dewpt         39 35 34 33 29 28 31 34 34 35 34 33 32 30 33 35 36 36 35 35 33 32
RH            55 56 63 65 62 67 62 46 42 54 70 76 82 85 85 54 49 61 79 79 82 89
Wind dir       W  W  W  W  W SW SW  W  W  W SW  S  S SE SE SE SE SE SE SE SE SE
Wind spd      17 13 12 11 11 10 10 13 13  8  6  5  5  5  5  4  6  6  6  5  5  5
Wind gust     27 24 25 23 21          24
Clouds        OV B2 OV SC SC B1 B1 SC FW SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B2
PoP 12hr                     20          10           0           5          30
QPF 12hr                   0.01           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain           S  S                                               C  C  S  S  C


Date           11/17/25  Tue 11/18/25  Wed 11/19/25  Thu 11/20/25  Fri 11/21/25
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          53      32    45      29    42      25    42      23    40
Temp          45 45 37   34 42 40 34   31 38 37 29   27 39 36 30   27 37 35
Dewpt         37 37 34   32 33 33 31   29 30 28 24   23 27 26 25   22 24 23
PWind dir         E       S     S      SW     W       W    SW      SW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2   B2 B2 B1 B1   B1 B2 B1 B1   B1 B1 B1 B1   B1 B1 SC
PoP 12hr         40      40    30      30    30      10    20      20    10
Rain           C  C  C    C  C  S  C    S  C                S  S
Snow                      S  C  S  C    S  C                S  S

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