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Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
821 PM MDT Thu Jul 3 2025

MTZ312-041000-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
821 PM MDT Thu Jul 3 2025

Date           07/03/25      Fri 07/04/25            Sat 07/05/25            Sun
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                      54          80          53          72          49
Temp                78 67 60 55 62 74 78 71 63 59 55 53 59 65 69 68 62 57 52 50
Dewpt               38 40 40 41 44 46 47 52 54 55 52 50 53 50 49 48 49 50 47 45
RH                  24 37 47 59 52 37 33 51 72 87 90 89 80 58 49 49 62 77 83 83
Wind dir             W SW  W  W  N NE NE  S NW  W SW SW  W  W  W NW  N  S  S  S
Wind spd             9  5  4  4  6  9 11 11  9  6  6  6  8  9 10  9  6  5  5  5
Clouds              B1 SC FW FW FW SC B2 OV B2 B1 B1 B1 B1 B2 B2 B1 B1 SC FW FW
PoP 12hr                      0          50          70          70          10
QPF 12hr                      0        0.18        0.15        0.10           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  L  L  C  C  C  C  L  L
Tstms                                  S  C  S              S  C


Date           07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          82      52    85      56    93      59    94      60    92
Temp          73 81 63   53 74 85 66   57 85 92 69   60 88 92 69   61 84 90
Dewpt         45 41 46   45 48 44 47   45 43 40 44   43 43 39 44   44 42 43
PWind dir        SW      NW    NW       E    SW       S    SW       W     W
Wind char        LT      LT    LT      GN    LT      GN    GN      GN    GN
Avg clouds    FW SC SC   FW FW FW CL   CL CL FW FW   FW CL FW SC   FW FW SC
PoP 12hr          5       5     0       0     0       0     5       5     5

$$
MTZ303-041000-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
821 PM MDT Thu Jul 3 2025

Date           07/03/25      Fri 07/04/25            Sat 07/05/25            Sun
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                      48          75          50          64          46
Temp                71 60 52 49 58 69 74 70 62 56 53 51 54 57 60 62 59 52 48 47
Dewpt               37 37 40 44 44 45 45 45 50 51 51 49 51 50 50 49 50 49 46 45
RH                  29 42 63 83 59 42 35 41 65 83 93 93 90 77 69 62 72 89 93 93
Wind dir             W NW NW NW NE  E NE  E SW NW  N  E  E NW NW NW  W SW SW SW
Wind spd            13 11 10  9  9  9 10 11 10  9  6  8  8 10 10  9  6  5  5  5
Clouds              FW FW FW FW FW SC B1 OV OV OV OV OV OV OV B2 B2 B1 FW FW B1
PoP 12hr                      0          20          60          70           5
QPF 12hr                      0        0.01        0.50        0.30           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  C  L  L  L  L  L  L
Tstms                                     C  S              S  S


Date           07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          77      49    80      52    88      56    90      58    87
Temp          71 77 58   49 70 79 62   53 81 87 67   57 84 88 67   58 81 86
Dewpt         46 45 48   47 49 45 48   44 44 40 44   41 42 42 44   43 44 44
PWind dir        SW      NW    NE      SE    SW       W     W       W     W
Wind char        GN      GN    LT      LT    LT      GN    GN      GN    GN
Avg clouds    B1 SC SC   FW SC FW FW   FW CL FW FW   FW FW FW B1   SC FW FW
PoP 12hr          5       5     0       0     0       0     0       5     5

$$
MTZ319-041000-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
821 PM MDT Thu Jul 3 2025

Date           07/03/25      Fri 07/04/25            Sat 07/05/25            Sun
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                      57          77          53          74          50
Temp                77 67 61 57 63 72 74 70 64 59 55 53 57 65 71 72 67 59 53 50
Dewpt               45 47 44 44 46 47 53 52 51 51 50 49 50 49 46 45 45 46 44 43
RH                  32 49 53 62 54 41 48 53 63 75 83 86 77 56 41 38 45 62 71 77
Wind dir            SW  W  W  W  N  N NW  N  W  W  W  W NW  W  W NW NW SW SW SW
Wind spd             6  5  2  1  3  6  9  8  5  3  2  2  2  6 10 10  6  3  3  2
Clouds              B2 SC SC SC SC B1 OV B2 B2 SC SC B1 B1 B2 B2 SC FW FW CL FW
PoP 12hr                     10          80          80          70          10
QPF 12hr                      0        0.23        0.10        0.09           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  D  D  D  S  S  C  C  L  L
Tstms                               S  C  C  S     S        S  C


Date           07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          83      54    88      57    93      59    93      60    92
Temp          72 82 64   54 76 87 68   58 82 88 70   59 85 90 70   60 84 88
Dewpt         46 42 42   40 46 41 43   42 46 42 45   42 46 41 45   43 47 42
PWind dir        SW       W     N       W    SE      SW    SW       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW SC FW   FW FW FW FW   FW CL FW SC   FW CL FW SC   FW FW FW
PoP 12hr          5       5     0       0     5       0     5       5    10

$$
MTZ326-041000-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
821 PM MDT Thu Jul 3 2025

Date           07/03/25      Fri 07/04/25            Sat 07/05/25            Sun
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                      53          82          49          77          46
Temp                66 60 55 53 65 76 77 72 63 57 52 49 58 68 74 71 64 57 49 46
Dewpt               49 49 49 49 50 52 61 54 53 52 51 48 50 51 49 49 48 48 45 43
RH                  54 67 80 86 58 43 58 53 70 83 96 96 75 54 41 46 56 72 86 89
Wind dir             E SE  S  S  N  S NW  S NE  S  S SE  W  W NW NW  N SE SE SE
Wind spd             5  4  2  2  2  3  5  6  5  3  3  2  3  5  8  9  5  2  2  2
Clouds              B2 B2 B1 B1 SC B1 B2 B2 B2 SC SC B1 B1 B2 B2 SC FW FW FW FW
PoP 12hr                     30          90          70          70          10
QPF 12hr                   0.01        0.46        0.09        0.06        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       S  C  L  L  L  S  S  C  C  L  L
Tstms                            S  C  L  L  S  S           S  C


Date           07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          84      51    91      54    94      55    95      56    94
Temp          73 82 61   51 81 87 65   54 84 86 66   55 87 89 66   56 86 88
Dewpt         46 43 44   43 47 41 44   44 45 44 46   43 43 40 44   44 46 43
PWind dir         W       E     W      SE    SW      SE    SW      SW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW FW FW FW   FW CL FW B1   FW FW FW SC   FW FW FW
PoP 12hr          5       5     5       5     5       5     5       5    10

$$
MTZ330-041000-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
821 PM MDT Thu Jul 3 2025

Date           07/03/25      Fri 07/04/25            Sat 07/05/25            Sun
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                      43          71          39          71          36
Temp                61 54 47 44 55 66 70 68 59 50 43 39 51 64 69 68 59 49 39 36
Dewpt               46 50 47 44 48 49 48 46 45 45 42 39 43 42 36 37 38 40 38 36
RH                  58 86100100 77 54 45 45 60 83 96100 74 45 30 32 45 71 96100
Wind dir             W  E NE  N  S SW SW SW  S  S SE SE SW SW SW  W NW NE NE  N
Wind spd             3  1  1  0  2  9 12 11  5  2  2  1  5 11 13 10  3  1  1  0
Wind gust                             23 21 17                24 20
Clouds              B2 OV B2 B2 B1 OV B2 B1 B1 FW FW B1 B1 B2 B2 SC FW FW FW FW
PoP 12hr                     40          90          50          60          10
QPF 12hr                   0.01        0.08        0.03        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           C           C  D  L  C  C        C  C  L  L
Tstms                S           S  C  L  C                    C
Obvis                      F  F


Date           07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          76      37    81      40    83      42    84      43    83
Temp          68 75 51   38 75 79 54   40 77 81 56   42 79 81 56   43 77 81
Dewpt         35 34 39   36 37 33 39   36 36 35 41   38 38 37 41   39 40 36
PWind dir        SW       S    SW       S    SW       E    SW       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW FW FW SC   FW FW SC SC   FW SC FW SC   FW FW FW
PoP 12hr          5       5     5       5     5       5     5       5    10

$$
MTZ328-041000-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
821 PM MDT Thu Jul 3 2025

Date           07/03/25      Fri 07/04/25            Sat 07/05/25            Sun
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                      50          73          45          72          44
Temp                65 56 52 50 59 65 71 69 60 53 48 45 54 66 70 71 62 53 47 44
Dewpt               53 50 47 46 49 56 58 54 52 50 46 44 48 48 46 46 48 46 43 42
RH                  65 80 83 86 69 73 63 59 75 89 93 96 80 52 42 41 60 77 86 93
Wind dir            SW  S  S  S  W SW  W  S NE SE  S  S  W  W  W NW  N NE SW  S
Wind spd             5  4  4  4  4  5  9  9  5  5  5  5  5  8 10  9  6  5  4  3
Clouds              SC B1 SC SC B1 OV B2 B2 B2 FW FW SC SC B2 B2 FW FW CL FW FW
PoP 12hr                     30         100          60          60           5
QPF 12hr                      0        0.35        0.03        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       C  D  L  L  L        C  C  L  L
Tstms                            S  C  L  L  S           S  S  C


Date           07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          78      47    86      51    88      53    88      52    87
Temp          69 78 57   47 75 85 60   51 80 82 61   53 82 85 62   52 80 84
Dewpt         47 42 43   41 46 42 44   40 46 47 46   41 45 43 45   42 46 44
PWind dir        SW      NW    SW       S    SW       S    SW       W    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   CL CL FW FW   FW FW FW SC   FW CL FW SC   FW CL FW
PoP 12hr          5       0     5       0     5       0     5       5     5

$$
MTZ305-041000-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
821 PM MDT Thu Jul 3 2025

Date           07/03/25      Fri 07/04/25            Sat 07/05/25            Sun
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                      54          84          53          71          49
Temp                79 66 59 55 65 78 83 81 72 64 58 54 60 65 69 68 63 56 52 50
Dewpt               42 43 41 46 49 50 47 48 50 51 49 50 51 52 53 53 55 54 51 49
RH                  27 43 51 72 56 37 28 32 46 63 72 86 72 63 57 59 75 93 96 96
Wind dir             W  W SW NW NE NE NE NE SW NE  E  E  E  E  E NE  E SE  S  S
Wind spd            10  6  5  5 10 11 11 12 10  9  9  9 10 10 10  9  5  4  3  3
Clouds              SC SC SC SC FW SC SC B2 OV OV B2 B2 B2 B2 B2 B2 B2 B1 SC SC
PoP 12hr                      0          10          60          70          30
QPF 12hr                      0           0        0.13        0.22        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  C  L  L  L  L  L  L  C  C
Tstms                                     C  S  S                 C


Date           07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          83      53    86      55    94      58    96      60    93
Temp          73 81 62   54 77 85 64   56 85 92 69   59 89 93 70   61 86 90
Dewpt         52 51 52   50 52 48 50   49 53 45 49   48 50 45 48   48 50 46
PWind dir        SW       E     N       E     S       S    SW      SW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    SC SC SC   FW FW FW FW   CL FW FW FW   FW FW FW SC   FW SC FW
PoP 12hr          5      10     0       0     0       0     0       5     5

$$
MTZ314-041000-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
821 PM MDT Thu Jul 3 2025

Date           07/03/25      Fri 07/04/25            Sat 07/05/25            Sun
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                      55          80          50          69          46
Temp                70 64 58 56 63 74 78 70 62 56 53 51 58 64 66 65 59 52 48 47
Dewpt               55 53 48 44 45 47 48 54 55 55 53 50 52 52 54 53 54 51 48 46
RH                  59 67 69 64 52 38 35 57 78 96100 96 80 65 65 65 83 96100 96
Wind dir             S SW  W SW NW  N  E  E  W  W SW  W  E  N NW NW NW SW  S  S
Wind spd             6  5  4  3  4  5  9  9  6  4  4  4  5  6  6  6  5  3  3  4
Clouds              B2 B2 B2 B2 B1 B1 SC B2 B2 B1 B1 B1 B1 B2 B2 B1 B1 SC FW FW
PoP 12hr                     20          40          80          80          30
QPF 12hr                   0.01        0.05        0.09        0.26        0.06
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                D  D  C  C  C  C  D  D  C  C
Tstms                                     C  S                 C  C  S


Date           07/06/25  Mon 07/07/25  Tue 07/08/25  Wed 07/09/25  Thu 07/10/25
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          77      51    81      55    88      58    90      58    88
Temp          70 76 59   52 74 80 62   56 83 84 64   59 86 87 65   59 83 83
Dewpt         49 47 49   44 49 49 50   46 48 49 48   43 45 43 45   42 47 48
PWind dir         W      SE    NW       E    SW       S     W      SW     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW FW FW FW   FW CL SC SC   FW FW FW SC   FW SC FW
PoP 12hr         10      10     5       5     5       5     5      10    10

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