Point Forecast Matrices
Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
858 AM MDT Sun Jun 29 2025

MTZ312-292200-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
858 AM MDT Sun Jun 29 2025

Date             Sun 06/29/25            Mon 06/30/25            Tue 07/01/25
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                      81          51          89          57          91
Temp                62 71 78 81 71 60 55 52 64 79 86 89 79 67 61 58 71 83 88 89
Dewpt               42 40 39 40 42 41 40 40 42 41 40 42 46 47 45 44 47 46 41 40
RH                  48 32 25 23 35 49 57 63 45 26 20 19 31 49 56 59 42 27 19 18
Wind dir             W NW NW  N NE SE SW  S  S  E  E  E  E SE SW SW  W NW  N NE
Wind spd             6  6  8  9  9  6  5  5  3  5  8 10 10  6  5  5  5  4  8 11
Clouds              CL FW CL FW FW FW CL FW CL CL CL CL FW CL FW FW CL FW FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Wed 07/02/25  Thu 07/03/25  Fri 07/04/25  Sat 07/05/25
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            58    93      59    87      57    84      55    81
Temp          69   60 85 87 68   61 81 82 66   59 76 81 64   56 73 78
Dewpt         46   46 45 45 51   50 46 43 46   45 40 39 42   44 44 42
PWind dir           E     S       S     W      SW     W       N    NW
Wind char          GN    LT      GN    GN      GN    GN      GN    GN
Avg clouds    SC   FW FW SC B1   SC B1 SC SC   SC SC SC SC   SC SC SC
PoP 12hr           10    10      20    20      20    20      20    20
Rain shwrs                   S          S  S          S  S    S     S
Tstms                        S          S  S          S  S          S

$$
MTZ303-292200-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
858 AM MDT Sun Jun 29 2025

Date             Sun 06/29/25            Mon 06/30/25            Tue 07/01/25
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                      78          49          86          53          87
Temp                61 69 75 77 69 59 52 49 62 77 83 85 76 64 58 54 68 80 85 86
Dewpt               45 41 39 40 41 42 41 41 41 41 41 41 43 45 45 44 48 45 41 40
RH                  56 36 27 26 36 53 66 74 46 28 23 21 31 50 62 69 49 29 21 20
Wind dir            NW NW NW  N NE  S SW SW SE SE SE SE  E SE  W NW NW  N  N NE
Wind spd            10 10  9  9  8  5  4  3  5 12 11 12  9  5  3  4  5  6  9 10
Clouds              CL FW FW SC SC FW FW FW CL FW CL FW FW FW FW FW CL FW FW FW
PoP 12hr                     10           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Wed 07/02/25  Thu 07/03/25  Fri 07/04/25  Sat 07/05/25
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    89      57    83      53    78      51    76
Temp          65   56 83 83 67   59 77 79 63   55 71 77 60   53 69 74
Dewpt         45   44 43 43 47   48 41 39 42   41 39 36 42   43 42 41
PWind dir          SE     S      SW     W       W    NW      NW     W
Wind char          LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW   SC FW SC B1   B1 SC SC SC   SC SC SC SC   SC SC SC
PoP 12hr            5    10      20    20      20    10      10    20
Rain shwrs                   S          S  S                        S
Tstms                        S          S                           S

$$
MTZ319-292200-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
858 AM MDT Sun Jun 29 2025

Date             Sun 06/29/25            Mon 06/30/25            Tue 07/01/25
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                      83          52          90          59          92
Temp                63 73 80 83 73 63 56 52 61 76 86 89 81 70 63 59 69 81 89 90
Dewpt               41 41 37 38 38 39 37 38 40 44 41 40 43 44 42 44 46 45 39 38
RH                  44 31 21 20 28 41 49 59 46 32 21 18 26 39 46 57 44 28 17 16
Wind dir             W NW NW NW  N SW  W  W SE  E  E  E SE  S  S SW  S  N NW NW
Wind spd             3  5  9  9  4  3  2  1  2  5  8  9  5  5  2  1  1  4  9 10
Clouds              CL FW FW FW FW FW CL CL CL FW FW FW FW FW CL FW FW FW FW SC
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Wed 07/02/25  Thu 07/03/25  Fri 07/04/25  Sat 07/05/25
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            59    90      59    86      56    84      55    82
Temp          70   59 81 83 68   59 78 80 66   56 75 81 65   55 72 77
Dewpt         43   43 48 46 50   48 49 45 48   45 43 40 44   44 45 42
PWind dir          SW    SE      SW     W      SW    NW       W    NW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   FW FW B1 B1   B1 B1 B1 B1   SC SC B1 SC   SC SC B1
PoP 12hr           10    20      30    40      30    30      20    30
Rain shwrs                S  C          C  C          C  S    S     C
Tstms                     S  C          C  S          C  S          C

$$
MTZ326-292200-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
858 AM MDT Sun Jun 29 2025

Date             Sun 06/29/25            Mon 06/30/25            Tue 07/01/25
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                      83          47          93          54          93
Temp                64 73 81 81 68 59 50 47 62 80 88 91 78 67 58 54 71 83 91 89
Dewpt               44 41 38 38 39 40 40 40 40 43 40 42 46 46 45 44 47 46 40 40
RH                  48 31 21 21 34 49 68 76 44 27 19 18 32 47 62 69 42 27 17 18
Wind dir             W NW NW  N NE  S  S SW  E  E  E  E  E  E  E SE SW  W NW SW
Wind spd             3  5  8  8  5  5  5  5  2  2  3  5  8  8  5  3  1  3  5  8
Clouds              CL FW FW FW FW CL CL CL CL FW FW FW FW FW FW CL FW FW FW SC
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                                    S
Tstms                                                                         S


Date               Wed 07/02/25  Thu 07/03/25  Fri 07/04/25  Sat 07/05/25
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    93      56    88      53    86      51    84
Temp          66   56 83 83 66   57 80 77 63   54 77 78 62   52 75 77
Dewpt         47   46 46 46 50   50 48 49 52   49 47 45 50   47 48 47
PWind dir           S    SW       S    SW       S     W       S     W
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   SC SC B1 B1   B1 B1 B1 B1   SC SC B1 B1   SC SC B1
PoP 12hr           20    20      30    40      40    40      30    30
Rain shwrs     S          S  C          C  C          C  C    S     C
Tstms          S          S  C          C  C          C  C          C

$$
MTZ330-292200-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
858 AM MDT Sun Jun 29 2025

Date             Sun 06/29/25            Mon 06/30/25            Tue 07/01/25
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          35          85          40          83
Temp                55 69 75 77 62 50 40 35 53 74 82 84 72 57 45 40 60 78 82 80
Dewpt               43 37 31 32 35 37 35 33 38 40 36 36 41 41 37 35 42 38 34 35
RH                  64 31 20 19 36 61 82 92 57 29 19 18 33 55 73 82 51 24 18 20
Wind dir             N  W NW NW  N  N NE  E NE SW SW SW  S SE  E  N  S SW  W  W
Wind spd             1  4  8  8  4  2  1  1  1  4  6  5  2  1  1  0  1  4  6  5
Clouds              FW CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC
PoP 12hr                      0           0           5           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                                    S
Tstms                                                                         S


Date               Wed 07/02/25  Thu 07/03/25  Fri 07/04/25  Sat 07/05/25
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            44    82      45    75      42    75      40    75
Temp          56   45 76 78 58   45 70 70 53   43 69 69 52   41 69 72
Dewpt         44   40 41 38 47   43 45 43 47   43 42 39 45   41 42 37
PWind dir          NE     S       S     S       S    SW       S     S
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   SC B1 B1 B1   B1 B2 B2 B1   B1 SC B1 B1   SC SC B1
PoP 12hr           20    30      30    50      40    50      30    40
Rain shwrs     S          C  C       S  C  C       S  C  C          C
Tstms          S          C  C          C  C          C  C          C

$$
MTZ328-292200-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
858 AM MDT Sun Jun 29 2025

Date             Sun 06/29/25            Mon 06/30/25            Tue 07/01/25
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                      79          46          89          52          88
Temp                58 69 76 78 66 56 50 46 59 75 86 89 76 63 57 52 67 80 86 81
Dewpt               43 41 40 41 40 39 37 37 41 44 44 44 44 43 41 39 44 45 40 46
RH                  57 36 27 27 38 53 61 71 51 33 23 21 32 48 55 61 43 29 20 29
Wind dir             N  N NE NE NE  N SE  S  W  N  W  S  E SE  S  S SW NW NW  N
Wind spd             3  3  5  6  6  5  5  4  3  3  5  5  5  5  4  4  2  3  6  9
Clouds              CL CL FW FW FW FW FW CL CL CL FW FW FW FW FW FW CL SC SC B1
PoP 12hr                      0           0           0           0          10
QPF 12hr                      0           0           0           0        0.03
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                                    S


Date               Wed 07/02/25  Thu 07/03/25  Fri 07/04/25  Sat 07/05/25
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    86      53    82      50    81      48    79
Temp          61   54 79 78 60   54 75 73 57   50 73 73 58   49 72 75
Dewpt         47   43 47 47 49   48 48 50 51   47 48 47 48   44 48 48
PWind dir          SE    SW       S    SW      SE    SW       S     W
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1   SC SC B1 B1   B1 B1 B2 B1   SC SC B1 B1   B1 SC B1
PoP 12hr           20    20      30    50      30    40      30    30
Rain shwrs     S          S  C          C  C          C  C          C
Tstms                     S  C          C  S          C  S          C

$$
MTZ305-292200-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
858 AM MDT Sun Jun 29 2025

Date             Sun 06/29/25            Mon 06/30/25            Tue 07/01/25
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                      81          50          90          56          93
Temp                61 72 78 79 67 58 53 50 63 80 86 88 77 66 60 57 71 83 90 90
Dewpt               47 44 43 43 45 43 43 42 44 47 45 46 49 47 44 45 49 49 46 45
RH                  60 37 29 28 45 57 69 74 50 31 24 23 37 50 55 64 46 31 22 21
Wind dir             W  W NW NW NW NE  S SW  E  E  E SE  E SE  E  E SE  E  E  N
Wind spd             8 10 13 12  5  2  2  2  2  5  6  9  8  8  6  5  5  5  6  8
Clouds              FW FW SC FW FW CL FW FW CL FW FW CL FW CL FW FW CL CL FW SC
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Wed 07/02/25  Thu 07/03/25  Fri 07/04/25  Sat 07/05/25
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            59    96      61    90      58    85      55    82
Temp          69   60 86 91 71   63 83 87 68   60 77 82 64   57 75 80
Dewpt         48   48 51 48 54   53 51 47 51   48 47 43 47   47 48 44
PWind dir           E    SE      SE     W       W     W       N    NE
Wind char          LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    SC   FW FW SC B1   SC SC SC B1   SC SC SC SC   SC SC SC
PoP 12hr            5     5      30    10      20    20      20    20
Rain shwrs                   C             S    S     S       S  S  S
Tstms                        C             S          S             S

$$
MTZ314-292200-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
858 AM MDT Sun Jun 29 2025

Date             Sun 06/29/25            Mon 06/30/25            Tue 07/01/25
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                      74          48          84          55          86
Temp                62 69 73 74 64 55 51 49 63 75 82 84 72 64 59 56 71 80 85 84
Dewpt               46 45 43 43 44 42 39 37 41 43 45 46 49 44 41 42 49 48 47 47
RH                  56 42 34 33 48 61 63 63 44 32 27 27 44 48 51 59 46 33 27 28
Wind dir             W NW NW NW  N  S  S  S  S SE SE SE SE SE  S  S SW  N  N NE
Wind spd             6 10 11 10  5  4  5  5  4  5  6  6  9  9  6  4  3  4  6  6
Wind gust                 21
Clouds              CL CL CL FW FW FW FW FW CL CL CL CL FW FW FW FW FW FW FW SC
PoP 12hr                      0           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                                    S
Tstms                                                                         S


Date               Wed 07/02/25  Thu 07/03/25  Fri 07/04/25  Sat 07/05/25
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            57    88      59    83      56    79      53    77
Temp          65   61 83 83 66   62 78 76 61   58 74 77 61   55 71 73
Dewpt         48   46 50 50 51   49 50 53 52   46 44 42 47   45 45 47
PWind dir          SE    SE       S     W      SW     W      NE     E
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   SC FW SC B1   B1 B1 B1 B2   B1 SC B1 B1   SC SC B1
PoP 12hr           20    20      30    30      40    30      30    30
Rain shwrs     S          S  C          C  C    S     C  C    S  S  C
Tstms          S          S  C          C  S          C  S          C

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