Point Forecast Matrices
Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
229 AM MDT Tue Jun 3 2025

MTZ312-032200-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
229 AM MDT Tue Jun 3 2025

Date             Tue 06/03/25            Wed 06/04/25            Thu 06/05/25
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          40          66          43          74
Temp          36 36 48 60 62 60 51 46 43 40 50 59 64 64 57 49 46 43 55 68 72 74
Dewpt         33 32 30 30 32 35 39 41 40 38 40 40 38 38 40 41 40 39 41 39 36 37
RH            89 85 49 32 32 39 63 83 89 92 68 49 38 38 53 74 79 86 59 34 27 26
Wind dir      SW SW SW SW  W  N  N  W SW SW SW  S  E  E  E SE  S  S SW NE  E  E
Wind spd       6  6  8  6  8 10  8  6  5  5  4  4  5  6  5  5  5  5  4  4  4  6
Clouds        CL FW FW B1 B2 B2 B2 B1 SC SC SC B2 B2 B2 B1 SC FW FW FW FW FW FW
PoP 12hr                     30          50          30          20           5
QPF 12hr                   0.04        0.07        0.01        0.04           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  C  C  S                 S  S
Tstms                         S


Date               Fri 06/06/25  Sat 06/07/25  Sun 06/08/25  Mon 06/09/25
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            47    81      53    82      51    78      52    88
Temp          56   48 76 80 61   54 77 80 60   52 71 78 60   53 80 87
Dewpt         39   37 37 37 40   38 42 42 43   40 41 39 42   40 41 38
PWind dir          SE    SW       W     W      NW    NW      SE    SW
Wind char          LT    GN      GN    GN      GN    LT      GN    GN
Avg clouds    FW   FW FW SC B2   B1 FW B1 B1   SC FW FW FW   FW FW FW
PoP 12hr            5     0       5     5       5     5       0     0

$$
MTZ303-032200-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
229 AM MDT Tue Jun 3 2025

Date             Tue 06/03/25            Wed 06/04/25            Thu 06/05/25
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                      61          38          65          39          74
Temp          34 32 47 57 59 57 50 45 41 38 49 60 63 63 57 49 42 39 53 68 72 74
Dewpt         31 30 31 31 34 37 39 40 38 37 37 39 38 38 39 39 37 36 36 35 32 34
RH            89 92 53 37 39 47 66 82 89 96 63 46 39 39 51 68 82 89 52 29 23 23
Wind dir       W SW  W NW NW  N  W  W NW NW  W  S  S  S SE  S SW  W  S  S SE  S
Wind spd       5  5  8 11 12 13  8  6  6  4  4  5  6  6  5  5  3  3  4  6  6  8
Clouds        SC B1 B1 B2 B2 B2 B2 B2 B1 SC B1 B2 B2 B2 B1 FW FW FW FW FW FW FW
PoP 12hr                     50          40          20          10           5
QPF 12hr                   0.04        0.04        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           S  C  C  C  S  S              S
Tstms                      S  S
Obvis         PF PF


Date               Fri 06/06/25  Sat 06/07/25  Sun 06/08/25  Mon 06/09/25
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            46    79      51    77      47    78      50    85
Temp          55   46 75 77 60   52 73 74 57   47 69 78 60   50 79 83
Dewpt         37   34 37 36 39   38 42 41 42   38 37 37 39   38 38 38
PWind dir           S     W       W    NW       N    SW      SW     W
Wind char          LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW   FW SC B1 B2   FW SC B1 B1   SC SC FW FW   FW FW FW
PoP 12hr            5     5       5    10       5     5       0     0

$$
MTZ319-032200-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
229 AM MDT Tue Jun 3 2025

Date             Tue 06/03/25            Wed 06/04/25            Thu 06/05/25
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                      66          42          67          45          77
Temp          39 36 46 58 63 64 56 50 45 42 49 58 65 66 60 52 48 45 53 66 74 76
Dewpt         29 28 29 30 29 29 33 37 37 36 36 37 36 36 35 37 37 38 38 37 35 36
RH            67 72 51 34 27 27 42 61 73 79 61 45 34 33 39 56 65 76 57 34 24 23
Wind dir       W SW  E NE NW NW  N NW  W  W  N NE NE  N  N NW SW  S  E NE  E NE
Wind spd       2  2  2  4  9 11  8  5  3  2  2  3  5  5  3  2  1  1  1  3  5  5
Clouds        FW FW FW B1 OV B2 B2 B2 SC FW SC B2 B2 B2 B1 SC FW FW FW SC SC SC
PoP 12hr                     30          40          30          20           5
QPF 12hr                   0.01        0.02        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  C  C  S        S  S  S  S  S


Date               Fri 06/06/25  Sat 06/07/25  Sun 06/08/25  Mon 06/09/25
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            48    82      54    85      53    83      54    89
Temp          58   48 74 79 63   54 75 83 64   53 73 83 65   54 78 88
Dewpt         37   37 41 36 40   39 41 41 42   42 44 40 42   41 41 38
PWind dir          SE    SW       W     W      NW    NW       W     W
Wind char          LT    LT      GN    GN      GN    LT      LT    LT
Avg clouds    SC   FW FW SC B2   SC FW SC SC   FW FW FW FW   FW FW FW
PoP 12hr           10     0       5     5       5     5       5     0

$$
MTZ326-032200-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
229 AM MDT Tue Jun 3 2025

Date             Tue 06/03/25            Wed 06/04/25            Thu 06/05/25
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                      63          38          65          38          72
Temp          37 33 44 55 61 61 54 47 42 39 48 58 63 63 54 47 41 38 50 62 69 71
Dewpt         32 29 31 32 30 31 35 37 38 36 39 39 37 36 37 39 37 36 38 38 35 36
RH            82 85 60 41 31 32 48 68 86 89 71 49 38 36 52 74 85 92 63 41 28 28
Wind dir       S  S NW NW NW NW NW  S  S  S  W NW  N  N  E  E  E  E  E  N NW  N
Wind spd       3  2  2  3  5  6  5  3  3  3  2  3  4  5  5  5  3  2  1  2  3  5
Clouds        FW FW FW SC B2 B2 OV B2 SC FW SC B2 OV B2 SC FW FW FW FW B1 SC SC
PoP 12hr                     10          40          20          10          10
QPF 12hr                      0        0.02        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       C  C        S  S  S


Date               Fri 06/06/25  Sat 06/07/25  Sun 06/08/25  Mon 06/09/25
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    78      47    81      48    80      49    84
Temp          52   43 70 77 57   47 71 80 59   49 71 79 59   50 75 83
Dewpt         39   37 41 40 42   40 43 42 42   42 45 43 43   41 44 43
PWind dir           E    SW       S     W       S     W       E    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC   FW FW FW B1   B1 FW SC SC   FW FW FW FW   FW FW FW
PoP 12hr           10     5       5     5       5     5       5     0

$$
MTZ330-032200-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
229 AM MDT Tue Jun 3 2025

Date             Tue 06/03/25            Wed 06/04/25            Thu 06/05/25
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                      58          30          60          28          65
Temp          30 26 37 52 56 56 47 40 33 30 41 55 59 58 48 39 31 29 43 60 64 63
Dewpt         25 23 22 23 24 25 29 33 31 30 31 30 30 29 32 32 31 29 33 33 31 32
RH            81 88 54 32 29 30 49 76 92100 67 38 33 33 54 76100100 67 36 29 31
Wind dir       N  N  N NW  W  W NW NE NE NE NE  N NW  N NE NE NE  E NE NW  W NW
Wind spd       3  2  2  3  8  8  4  3  2  2  2  2  4  5  2  2  1  1  1  2  4  4
Clouds        B2 SC FW SC B1 B1 B2 B1 SC FW FW B1 B1 B1 SC FW FW FW B1 B1 B1 B1
PoP 12hr                     20          30          20          10          20
QPF 12hr                   0.01        0.02        0.01           0        0.04
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  C  S           S  S                    S  S


Date               Fri 06/06/25  Sat 06/07/25  Sun 06/08/25  Mon 06/09/25
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            31    69      36    73      38    75      39    77
Temp          42   31 65 66 47   36 67 72 49   38 70 72 50   39 73 75
Dewpt         36   31 35 34 38   34 37 39 40   36 39 38 42   37 38 36
PWind dir          NE     S      SW    SW      NW     W       N    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1   FW FW SC B1   B1 FW FW FW   FW FW FW FW   FW FW SC
PoP 12hr           10    10      10     5       5     5       5    10

$$
MTZ328-032200-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
229 AM MDT Tue Jun 3 2025

Date             Tue 06/03/25            Wed 06/04/25            Thu 06/05/25
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                      61          37          64          38          70
Temp          36 33 42 53 59 59 52 46 40 37 47 57 62 63 55 46 41 38 48 62 68 69
Dewpt         28 28 29 29 30 31 33 35 33 33 35 36 34 34 34 34 34 34 35 37 34 35
RH            72 82 60 39 33 34 48 65 76 85 63 45 35 34 45 63 76 85 60 39 28 28
Wind dir      SE SW NW  N  N  N  N  N SW  S NW  N  N  N NE NE NE  S  N  N  N  N
Wind spd       5  4  3  5  6 10 10  8  5  4  3  4  5  6  6  5  4  3  2  3  5  6
Clouds        SC FW FW SC B2 B2 B2 B1 SC SC SC B2 B2 SC SC FW FW FW B1 SC SC SC
PoP 12hr                     10          20          10           5          10
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  S


Date               Fri 06/06/25  Sat 06/07/25  Sun 06/08/25  Mon 06/09/25
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    75      46    81      48    82      49    84
Temp          52   43 68 73 55   46 71 80 59   49 72 81 59   49 76 83
Dewpt         37   35 40 36 40   37 40 37 41   39 43 41 42   39 41 39
PWind dir           E    SW       W    SW       W     W       W    SW
Wind char          LT    LT      LT    GN      GN    LT      GN    LT
Avg clouds    SC   FW FW SC B2   SC FW FW FW   FW CL FW FW   SC FW FW
PoP 12hr           10     5       5     0       0     0       5     0

$$
MTZ305-032200-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
229 AM MDT Tue Jun 3 2025

Date             Tue 06/03/25            Wed 06/04/25            Thu 06/05/25
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                      68          40          70          42          77
Temp          36 36 48 62 66 63 54 48 43 40 51 63 68 68 59 50 45 42 55 70 75 76
Dewpt         36 36 37 34 33 36 42 42 41 39 40 41 42 39 39 42 40 39 41 41 39 39
RH           100100 65 35 29 36 64 80 93 96 66 44 39 34 47 74 82 89 59 35 27 26
Wind dir      SW SW SW SW  W  W  N SW SW SW  W  W SW SE SE  S SE SE  S  S  S  S
Wind spd       8  8 11 12 11 11  6  3  4  4  4  4  5  5  3  5  3  2  3  4  5  6
Clouds        FW FW SC B1 B2 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 SC FW CL FW FW FW
PoP 12hr                     30          20          20          10           5
QPF 12hr                   0.01        0.01        0.01        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  S  S
Tstms                      S


Date               Fri 06/06/25  Sat 06/07/25  Sun 06/08/25  Mon 06/09/25
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            48    84      54    82      49    79      50    87
Temp          58   49 78 82 63   55 78 77 59   50 71 78 60   51 79 86
Dewpt         42   40 44 39 45   43 46 42 44   41 41 40 44   41 44 42
PWind dir           S    SW      SW     W       N    NW       W    SW
Wind char          LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW   FW FW SC B1   B1 SC B1 B1   B1 B1 SC SC   SC FW FW
PoP 12hr            5     0       5     5      10     5       0     0

$$
MTZ314-032200-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
229 AM MDT Tue Jun 3 2025

Date             Tue 06/03/25            Wed 06/04/25            Thu 06/05/25
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                      62          38          61          41          69
Temp          31 32 47 55 60 59 50 45 41 39 47 56 59 58 52 46 44 42 54 64 68 67
Dewpt         31 30 32 32 33 35 39 40 38 37 40 40 40 40 41 41 38 38 40 40 41 40
RH           100 92 56 41 36 40 66 82 89 92 76 55 49 51 66 83 79 86 59 41 37 37
Wind dir       S  S  W  W  W  W SW SW SW SW  W  N  E  E SE  S  S  S SE  E  E  S
Wind spd       5  5  3  4  5  6  5  5  4  4  3  4  4  5  4  5  4  4  3  4  4  4
Clouds        CL FW FW FW B1 B2 OV B2 B1 SC SC B2 OV OV B1 B2 B1 FW FW FW FW SC
PoP 12hr                     20          40          50          30          10
QPF 12hr                   0.01        0.04        0.06        0.01        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  C  C  S        S  S  C  C  C
Tstms                         S
Obvis         PF


Date               Fri 06/06/25  Sat 06/07/25  Sun 06/08/25  Mon 06/09/25
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            46    75      50    76      47    71      49    79
Temp          50   47 72 73 58   51 72 74 55   48 66 71 55   50 76 78
Dewpt         40   38 41 43 42   38 44 46 44   40 42 42 42   38 44 43
PWind dir           S    SW      SW     W       W     W       W     W
Wind char          LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    SC   FW FW SC SC   B1 SC SC SC   SC SC SC FW   FW FW FW
PoP 12hr           10     0       5     5      10     5       5     0

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