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 6 7
702
FOUS55 KTFX 161444
PFMTFX

Point Forecast Matrices
National Weather Service Great Falls MT
844 AM MDT Wed Jul 16 2025

MTZ312-162200-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
844 AM MDT Wed Jul 16 2025

Date             Wed 07/16/25            Thu 07/17/25            Fri 07/18/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      72          50          80          53          81
Temp                53 61 68 71 64 56 53 51 59 72 78 79 68 61 56 54 60 69 78 81
Dewpt               51 51 51 51 50 50 47 46 48 51 49 50 50 51 49 48 51 51 49 48
RH                  93 70 54 49 60 80 80 83 67 48 36 36 52 70 77 80 72 53 36 32
Wind dir             E  E  E  E  E  S  S  S SW NW  N  N NE  N NW  W  W  N NE NE
Wind spd             5  4  6 10  9  5  5  4  5  5  9 12 10  8  5  3  3  3  6 10
Clouds              B1 SC SC FW FW FW FW SC FW FW FW SC SC SC SC SC SC FW SC FW
PoP 12hr                     10           5          10           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Sat 07/19/25  Sun 07/20/25  Mon 07/21/25  Tue 07/22/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            55    90      57    85      55    83      53    73
Temp          65   56 82 85 65   58 78 84 64   56 76 82 64   54 67 71
Dewpt         51   46 48 42 46   43 42 41 46   44 45 43 47   46 48 45
PWind dir           E    SW       W     W       W     W       N    NW
Wind char          GN    GN      GN    GN      LT    LT      GN    GN
Avg clouds    FW   FW SC SC SC   SC SC SC SC   SC SC B1 B1   SC SC B1
PoP 12hr            0     5      10    10      10    10      20    30
Rain shwrs                                               S    S  S  C
Tstms                                                    S

$$
MTZ303-162200-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
844 AM MDT Wed Jul 16 2025

Date             Wed 07/16/25            Thu 07/17/25            Fri 07/18/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      67          45          73          47          76
Temp                53 60 65 67 60 53 48 46 53 66 71 68 60 53 50 47 55 65 73 76
Dewpt               50 51 51 51 51 50 48 46 50 52 53 54 54 52 50 47 50 52 52 52
RH                  89 72 60 56 72 89100100 89 61 53 61 81 96100100 83 63 48 43
Wind dir             S SE SE SE SE SE SE  E  E  E  N  N  N  N NW NW  N SE SE  E
Wind spd             8 14 16 16 12 10  4  3  5  9 11 12 10  6  5  3  4  6  9 10
Wind gust                 26
Clouds              B1 B1 SC SC B1 SC SC B1 SC B1 B1 SC SC SC SC SC SC SC FW FW
PoP 12hr                      5           5          40          10           5
QPF 12hr                      0           0        0.08           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C
Tstms                                           C  C
Obvis                K


Date               Sat 07/19/25  Sun 07/20/25  Mon 07/21/25  Tue 07/22/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            51    82      51    78      49    76      47    65
Temp          60   52 76 80 60   52 73 77 57   49 70 74 55   48 60 63
Dewpt         50   48 46 45 47   44 46 46 48   46 47 49 50   46 48 47
PWind dir          SE    SW       W     W       W    NW      NW    NW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC   SC B1 B1 SC   SC SC SC SC   SC B1 B1 B1   B2 B1 B2
PoP 12hr            5    10      10    20      10    30      40    40
Rain shwrs                              S             C  C    C  C  C
Tstms                                                    S

$$
MTZ319-162200-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
844 AM MDT Wed Jul 16 2025

Date             Wed 07/16/25            Thu 07/17/25            Fri 07/18/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      77          49          87          54          87
Temp                56 66 74 77 71 60 54 50 58 75 84 85 76 66 59 55 61 74 84 86
Dewpt               48 49 47 43 46 47 46 45 46 43 39 37 41 48 47 47 49 48 42 39
RH                  74 54 38 30 41 62 74 83 64 32 20 18 28 52 64 74 65 40 23 19
Wind dir            NW NE  E  E NE  W SW  W  E NW NW NW  N NW NW NW  N  N  N  N
Wind spd             2  2  6 10  5  5  4  3  2  6 12 13 11  5  2  2  1  4  8 10
Wind gust                                         23 24                   18
Clouds              B1 SC FW FW FW FW CL FW CL CL CL CL FW FW FW SC FW CL FW FW
PoP 12hr                     10           0           5           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs


Date               Sat 07/19/25  Sun 07/20/25  Mon 07/21/25  Tue 07/22/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            55    90      56    86      55    85      54    80
Temp          69   56 82 87 69   56 77 85 68   55 76 84 67   54 71 79
Dewpt         46   43 47 38 42   40 41 39 41   42 41 41 44   45 46 43
PWind dir          NW    SW       W     W       W     W       W    NW
Wind char          LT    LT      GN    LT      GN    LT      LT    LT
Avg clouds    FW   FW SC SC SC   SC SC SC B1   SC SC SC B1   SC SC B1
PoP 12hr            5     5       5    10       5    10      20    30
Rain shwrs                                               S          C
Tstms                                                    S

$$
MTZ326-162200-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
844 AM MDT Wed Jul 16 2025

Date             Wed 07/16/25            Thu 07/17/25            Fri 07/18/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      75          46          89          49          89
Temp                54 63 72 73 65 55 49 46 59 76 85 88 74 63 54 49 61 78 87 84
Dewpt               50 48 48 44 46 48 46 45 46 45 41 38 41 44 43 44 44 48 45 42
RH                  86 58 42 35 50 77 89 96 62 33 21 17 30 50 66 83 53 35 23 23
Wind dir            NW  E  E SE SE SE SE SW  W NW  W NW NE  E  E SE  W  W NW  W
Wind spd             4  3  5  8 10 10  6  3  2  5  9 12  9  5  4  2  1  3  5  6
Wind gust                                         19 23
Clouds              B1 SC FW FW FW FW FW FW CL FW FW FW FW CL CL FW CL FW FW SC
PoP 12hr                     10           5           5           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs


Date               Sat 07/19/25  Sun 07/20/25  Mon 07/21/25  Tue 07/22/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            52    92      51    88      51    86      51    86
Temp          65   52 83 87 64   51 80 84 63   51 77 85 64   51 77 81
Dewpt         49   47 46 40 44   42 43 40 46   44 43 41 46   46 46 43
PWind dir          SE    SW      SE     W      SW     W       E     W
Wind char          LT    LT      GN    LT      GN    LT      GN    LT
Avg clouds    SC   FW FW SC SC   FW FW SC B1   SC SC SC B1   SC SC SC
PoP 12hr           10    10      10    10       5    10      10    20
Rain shwrs                                                          S

$$
MTZ330-162200-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
844 AM MDT Wed Jul 16 2025

Date             Wed 07/16/25            Thu 07/17/25            Fri 07/18/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      75          39          81          40          81
Temp                58 71 75 74 65 52 43 39 54 73 79 80 68 53 44 40 55 76 80 75
Dewpt               51 50 39 39 44 43 40 37 34 34 31 33 37 38 38 37 39 39 38 40
RH                  77 47 27 28 46 71 89 92 46 24 17 18 32 57 79 89 55 26 22 28
Wind dir            NE  E  W  W SW  E  E SE SW SW SW  W  W  N  N  N  S  W  W  W
Wind spd             2  2  6  6  3  2  2  1  3 10 13 12  5  2  0  0  1  8 10  8
Wind gust                                         24 23
Clouds              SC FW FW FW FW FW FW FW FW FW FW FW SC FW FW FW FW SC SC B1
PoP 12hr                     10           5           5           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S
Tstms                                                                   S  S
Obvis                                        K     K


Date               Sat 07/19/25  Sun 07/20/25  Mon 07/21/25  Tue 07/22/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            43    81      41    79      41    78      41    78
Temp          55   43 77 76 55   41 74 77 55   41 73 76 55   41 73 76
Dewpt         45   42 42 40 42   39 39 35 38   37 37 34 39   38 37 33
PWind dir           S    SW       S    SW      SW    SW      SW    SW
Wind char          LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    B1   FW FW SC SC   FW FW SC B1   SC SC SC B1   SC SC SC
PoP 12hr           10    10      10    10       5     5      10    20
Rain shwrs                                                          S

$$
MTZ328-162200-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
844 AM MDT Wed Jul 16 2025

Date             Wed 07/16/25            Thu 07/17/25            Fri 07/18/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      77          44          87          47          87
Temp                53 64 74 77 66 54 48 44 58 76 84 87 72 58 51 47 59 78 86 82
Dewpt               49 51 48 45 46 45 42 40 44 42 36 37 37 38 36 37 39 44 43 48
RH                  86 63 40 32 48 71 80 86 59 30 18 17 28 47 56 68 47 30 22 31
Wind dir            NE  N  N NE NE  E SW  S SW SW  W  W NW  W  S  S SW  W  W SW
Wind spd             5  3  4  5  5  5  5  4  4  6 13 13 10  5  5  4  2  3  8 10
Clouds              B1 FW CL CL FW FW FW FW FW CL FW FW FW CL FW FW FW FW SC SC
PoP 12hr                      5           0           5           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                                           K  K


Date               Sat 07/19/25  Sun 07/20/25  Mon 07/21/25  Tue 07/22/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            50    87      49    85      48    84      48    84
Temp          59   50 81 86 60   49 78 84 59   49 76 81 59   49 77 80
Dewpt         47   42 43 43 40   37 41 41 42   39 43 41 43   39 44 42
PWind dir           S    SW      SW    SW       W    SW      SW    SW
Wind char          LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC   FW FW SC SC   SC FW SC B1   SC SC SC B1   SC SC SC
PoP 12hr            5    10       5     5       5     5       5    20
Rain shwrs                                                          S

$$
MTZ305-162200-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
844 AM MDT Wed Jul 16 2025

Date             Wed 07/16/25            Thu 07/17/25            Fri 07/18/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      71          49          78          52          81
Temp                56 66 69 71 64 56 52 49 59 71 76 75 67 58 56 53 61 72 79 80
Dewpt               50 51 51 52 50 50 49 48 50 52 52 53 54 54 53 52 54 54 52 53
RH                  80 58 53 51 60 80 89 96 72 51 43 46 63 86 90 96 78 53 39 39
Wind dir             E SE SE SE SE  E  E  E  E  E  E NE NE NE  N  N  N  N  E  E
Wind spd             4  8 10 11 12 11 10  9  8  6  8 10  8  5  4  4  4  4  5  6
Clouds              SC B1 B1 B1 SC B1 SC B1 SC B1 B1 SC SC SC SC B1 SC SC SC FW
PoP 12hr                      5           5          30          20           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  S  S
Tstms                                           C  C  S  S
Heat index                                                                   80
Max heat                                                                     80


Date               Sat 07/19/25  Sun 07/20/25  Mon 07/21/25  Tue 07/22/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            55    90      55    84      53    83      52    76
Temp          63   56 81 88 65   56 77 83 62   54 76 79 61   53 69 74
Dewpt         52   51 54 53 54   51 53 52 52   50 52 50 52   50 51 51
PWind dir           E     S      SW     W       W     W       N    NW
Wind char          GN    GN      LT    GN      LT    GN      GN    GN
Avg clouds    FW   SC SC SC B1   SC SC SC SC   SC SC SC B1   B1 B1 B1
PoP 12hr            5    10      20    20      10    20      30    40
Rain shwrs                   S          S             S  S    C  C  C
Tstms                        S                           S          S

$$
MTZ314-162200-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
844 AM MDT Wed Jul 16 2025

Date             Wed 07/16/25            Thu 07/17/25            Fri 07/18/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      65          43          78          49          77
Temp                53 60 63 65 56 50 47 44 57 71 76 78 67 56 52 50 58 68 75 77
Dewpt               52 52 51 51 51 49 46 43 47 52 52 51 54 53 51 49 51 53 54 52
RH                  96 75 65 60 83 96 96 96 69 51 43 39 63 90 96 96 77 59 48 42
Wind dir             E  E  E SE SE  E SE SE SE  N  N  N  E SE SW  W  W  N  N  E
Wind spd             5  6  8 10 10  9  6  5  4  5  6  8  5  4  3  3  3  4  5  6
Clouds              B2 SC B1 SC FW FW FW FW FW FW FW SC SC SC SC SC SC FW FW FW
PoP 12hr                     20           5          10          20           5
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  S                             S  S
Tstms                                                 S


Date               Sat 07/19/25  Sun 07/20/25  Mon 07/21/25  Tue 07/22/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            53    85      53    81      51    80      50    73
Temp          61   54 80 79 62   54 76 79 60   52 75 77 60   51 69 70
Dewpt         53   49 51 51 51   44 46 45 51   45 46 46 49   47 50 48
PWind dir          SE    SW       S     W       S     W      SE    NW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW   SC SC SC SC   SC SC SC B1   SC SC SC B1   B1 SC B1
PoP 12hr           10    20      20    20      20    20      30    40
Rain shwrs                S  S          S  S          S  C    S  S  C
Tstms                        S             S          S  S

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