Point Forecast Matrices
Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
756 PM MDT Mon Oct 6 2025

MTZ312-071000-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
756 PM MDT Mon Oct 6 2025

Date           10/06/25      Tue 10/07/25            Wed 10/08/25            Thu
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          69          42          72          37
Temp                45 40 36 34 40 58 67 66 53 48 45 43 48 64 71 67 54 47 42 41
Dewpt               32 30 29 27 30 31 32 34 32 29 28 25 28 32 30 34 31 31 33 35
RH                  60 67 75 75 67 36 27 30 44 47 51 49 46 30 22 29 41 53 70 79
Wind dir             S SW SW SW SW SW SW SW  S  S SW SW SW SW SW  W  E  S NW  W
Wind spd             8  9  8  9  9 10 12  9 10 10 11 11 11 12 10  5  5  6  6  5
Clouds              FW FW FW FW FW CL CL CL FW CL CL FW FW CL CL CL FW CL FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          63      37    75      46    68      34    46      28    48
Temp          52 59 45   40 61 69 53   49 61 57 45   38 41 42 35   32 40 44
Dewpt         39 38 37   34 38 39 37   39 40 37 34   31 30 27 27   27 28 28
PWind dir        NW      SE     S       S    SW       W    NW       W    SW
Wind char        LT      LT    LT      GN    GN      BZ    BZ      GN    GN
Avg clouds    SC FW FW   FW FW CL FW   B1 B1 B1 B1   B1 B2 B1 B1   B1 B1 SC
PoP 12hr          0       0     5      30    50      50    40      40    20
Rain                                    C  C  C  C    C  C  C  C    C  S
Snow                                                                C  S

$$
MTZ303-071000-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
756 PM MDT Mon Oct 6 2025

Date           10/06/25      Tue 10/07/25            Wed 10/08/25            Thu
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          68          36          68          33
Temp                46 40 36 34 39 58 66 64 50 44 39 37 42 62 67 63 48 42 38 36
Dewpt               32 32 30 29 32 34 36 37 34 31 29 27 30 33 34 35 35 35 34 33
RH                  58 73 79 82 76 40 33 37 54 60 67 67 62 33 29 35 60 76 85 89
Wind dir             W  W  W  W SW SW  S  S SW SW SW SW  W  W  W NE  N  N  N  N
Wind spd             9 10  9  9  6 10 10  9  9  9  8  6  6  8  9  9  8 10 10 10
Clouds              SC FW FW FW FW CL CL CL FW FW FW SC FW CL CL CL FW FW SC SC
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          59      33    69      39    61      28    41      22    44
Temp          49 56 41   36 57 64 48   42 55 51 39   33 37 38 29   26 38 42
Dewpt         37 37 34   32 38 39 37   34 36 33 31   28 28 27 25   23 28 28
PWind dir        NE      SE    SE      SW     W       W    NW      NW     W
Wind char        GN      LT    LT      GN    BZ      BZ    BZ      GN    GN
Avg clouds    SC FW FW   FW FW CL FW   SC B1 B1 B1   B2 B2 B1 B1   B2 B1 SC
PoP 12hr          0       0     5      20    50      50    50      30    20
Rain                                    S  C  C  C    C  C  C  C    S
Snow                                                     C  C  C    S  S

$$
MTZ319-071000-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
756 PM MDT Mon Oct 6 2025

Date           10/06/25      Tue 10/07/25            Wed 10/08/25            Thu
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      29          67          37          70          37
Temp                46 40 35 30 33 50 63 64 54 48 43 39 38 56 68 66 56 49 45 41
Dewpt               30 28 28 26 28 31 32 33 30 29 28 28 27 32 32 30 29 29 29 31
RH                  53 62 75 85 82 48 31 31 40 47 55 64 64 40 26 26 35 46 53 67
Wind dir            SW SW  S SW  W  E  E  E  S  S  S  S  S SE SE  E  S  S  S NW
Wind spd             5  8  5  5  4  5  5  4  9 10  9  6  5  4  5  5  5  6  5  2
Clouds              FW FW FW FW FW CL FW CL CL FW FW FW FW CL CL CL CL FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                        PF


Date           10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          66      39    75      46    65      36    48      28    50
Temp          52 62 47   42 58 70 55   48 55 57 48   40 41 44 37   32 41 47
Dewpt         37 35 35   34 39 40 40   41 41 37 35   33 30 27 26   26 29 28
PWind dir         N       W     S       S    SW       W     W       W    SW
Wind char        LT      LT    LT      GN    GN      GN    GN      GN    LT
Avg clouds    FW FW FW   FW FW FW SC   B1 B2 B2 B2   B2 B2 B1 B1   B1 B1 SC
PoP 12hr          0       0    10      40    70      60    60      50    30
Rain                               S    C  L  L  L    L  L  C  C    C  C  S
Snow                                                                C  C

$$
MTZ326-071000-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
756 PM MDT Mon Oct 6 2025

Date           10/06/25      Tue 10/07/25            Wed 10/08/25            Thu
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      24          65          32          70          34
Temp                41 34 30 25 31 51 63 62 49 42 37 33 38 58 68 65 51 44 41 37
Dewpt               28 27 24 22 25 28 28 31 32 30 25 24 27 31 31 31 31 31 31 29
RH                  59 75 78 88 78 41 26 31 52 62 61 69 64 36 25 28 46 60 67 72
Wind dir            SE  S  S  S  S  N  N  E SE SE SE  S SE SW SW  S  S SE SE SE
Wind spd             5  4  4  4  3  1  2  2  9 10 10  8  6  4  5  5 10  9  8  5
Clouds              FW FW CL FW CL FW CL CL FW CL CL CL CL CL CL CL FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                        PF


Date           10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          70      37    74      43    66      34    48      25    48
Temp          57 66 47   40 61 69 52   47 59 59 45   38 41 44 33   29 40 46
Dewpt         33 35 37   34 38 40 44   43 43 38 38   35 32 29 30   26 29 29
PWind dir         S      SE     S       S    SW      SW     W      SW    SW
Wind char        LT      GN    LT      GN    GN      GN    GN      LT    LT
Avg clouds    FW FW FW   FW FW FW SC   B1 B2 B2 B2   B1 B1 B1 B1   B1 B1 SC
PoP 12hr          0       0    10      40    70      60    50      40    20
Rain                               S    C  L  L  L    C  C  C  C    C  S
Snow                                                                C  S

$$
MTZ330-071000-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
756 PM MDT Mon Oct 6 2025

Date           10/06/25      Tue 10/07/25            Wed 10/08/25            Thu
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      12          58          22          59          24
Temp                34 24 16 13 22 49 58 54 40 31 24 22 29 52 59 56 43 34 28 25
Dewpt               23 21 16 13 19 27 23 23 25 25 22 21 24 27 23 25 28 27 25 23
RH                  64 88100100 88 42 26 30 55 78 92 96 81 38 25 30 55 75 88 92
Wind dir             S  E  S SE  N SW SW SW  S SE SE SE  S SW SW SW  S SE  E  E
Wind spd             3  2  2  1  0  2  6  5  3  5  4  2  3 11 14 11  5  5  3  2
Wind gust                                                     26
Clouds              FW FW FW FW FW CL FW FW FW FW FW FW FW CL CL CL CL FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                      F  F


Date           10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          66      30    65      36    53      27    43      20    43
Temp          57 62 40   32 58 61 45   39 49 49 36   29 39 40 28   22 38 41
Dewpt         29 28 29   29 39 40 43   39 41 35 34   29 32 27 25   22 28 25
PWind dir        SE      SE     S       S     S      SW    SW      SW    SW
Wind char        LT      LT    GN      GN    BZ      GN    GN      GN    LT
Avg clouds    SC FW CL   FW SC B1 B1   B2 B2 B2 B1   B2 B2 B1 B1   B1 B2 B1
PoP 12hr          0      10    30      60    80      60    50      40    30
Rain                         S  C  C    L  D  L       L
Rain shwrs                                       C
Snow                                                  L  C  C  C    C  C  S
Tstms                                            S

$$
MTZ328-071000-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
756 PM MDT Mon Oct 6 2025

Date           10/06/25      Tue 10/07/25            Wed 10/08/25            Thu
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      26          64          31          66          33
Temp                41 33 29 26 32 51 62 61 46 38 34 31 35 56 65 61 47 40 37 35
Dewpt               25 25 23 21 25 28 29 32 27 24 23 23 27 31 30 30 30 30 28 28
RH                  52 72 78 81 75 41 28 33 47 57 64 72 72 38 27 31 51 67 70 75
Wind dir            SE SW  S  S  S SW SW  S  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd             4  5  5  6  5  3  4  5  9 10 10 10 10  6  9 11 10  9  8  6
Clouds              FW FW CL FW CL CL FW FW FW FW CL FW CL CL CL CL FW 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           10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          69      37    71      41    63      31    47      24    46
Temp          57 64 44   40 61 64 47   42 55 53 39   34 41 42 30   26 38 42
Dewpt         33 33 31   32 38 42 42   40 41 37 34   31 31 30 27   24 29 30
PWind dir        SE      SE     S       S    SW      SW    SW      SW    SW
Wind char        LT      LT    GN      GN    GN      GN    GN      LT    LT
Avg clouds    FW CL FW   FW FW FW B1   B1 B2 B1 B1   B1 B1 B1 B1   B1 B1 SC
PoP 12hr          0       5    10      50    60      50    40      30    20
Rain                               C    C  L  C  C    C  C  C  C    C
Snow                                                     C     C    C  S

$$
MTZ305-071000-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
756 PM MDT Mon Oct 6 2025

Date           10/06/25      Tue 10/07/25            Wed 10/08/25            Thu
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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          70          37          73          36
Temp                42 38 33 31 37 58 67 65 51 47 41 38 44 65 73 68 52 47 42 39
Dewpt               30 31 28 27 30 32 31 35 34 33 32 31 32 36 35 37 36 37 37 37
RH                  62 76 82 85 75 37 26 33 52 58 70 76 62 34 25 32 54 68 82 92
Wind dir             S SW SW  W SW SW SW  S SE  S SW SW SW SW  W  N NE NE NE NE
Wind spd             5  5  6  8  6  8 10  6  9  9  8  6  8 11  9  4  5  5  5  5
Clouds              SC FW FW FW CL CL CL CL FW CL FW FW FW CL CL CL FW CL FW FW
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          65      38    72      43    71      33    50      26    50
Temp          56 62 47   40 61 67 52   46 62 62 45   37 44 44 32   29 42 46
Dewpt         41 40 39   38 41 41 42   41 40 39 38   33 31 29 28   27 29 29
PWind dir        NE       E    SE      SE     W       W    NW       W     W
Wind char        LT      GN    LT      GN    GN      BZ    BZ      GN    GN
Avg clouds    FW FW FW   FW FW FW FW   SC B1 B1 B1   B2 B1 B1 B1   B1 B1 SC
PoP 12hr          0       0     0      20    40      40    30      20    10
Rain                                    S  C  C  C    C  C  C  S    S
Snow                                                                S

$$
MTZ314-071000-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
756 PM MDT Mon Oct 6 2025

Date           10/06/25      Tue 10/07/25            Wed 10/08/25            Thu
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      28          67          41          73          37
Temp                39 34 32 29 38 59 65 62 49 45 44 42 50 67 72 67 51 45 44 41
Dewpt               28 26 25 23 27 30 31 34 33 30 29 24 26 29 29 33 33 30 29 29
RH                  64 72 75 78 64 33 28 35 54 55 55 48 39 24 20 28 50 55 55 62
Wind dir             S  S  S  S  S  S  S  S  S  S  S  S SW  W  W  E  S  S  S  S
Wind spd             5  5  5  5  5  4  8  8 10 10 10 10  6  6  6  4  5  5  5  4
Clouds              SC FW FW FW CL CL CL CL FW CL CL FW CL CL CL CL CL CL FW FW
PoP 12hr                      5           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/09/25  Fri 10/10/25  Sat 10/11/25  Sun 10/12/25  Mon 10/13/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          66      39    75      47    69      32    48      26    46
Temp          58 61 45   43 68 67 54   51 64 58 43   39 42 41 32   30 40 42
Dewpt         36 37 37   35 39 39 40   41 39 37 35   32 32 29 28   25 28 30
PWind dir        SE      SE     S       S    SW       W     W       W     W
Wind char        LT      LT    LT      GN    GN      GN    GN      GN    LT
Avg clouds    FW CL FW   FW FW FW FW   B1 B1 B2 B2   B1 B1 B1 B1   B1 B1 SC
PoP 12hr          0       0     5      30    60      60    50      40    20
Rain                                    C  C  L  L    C  C  C  C    C  S  S
Snow                                                           C    C  S  S

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