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Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
836 PM MDT Sun Jun 16 2024

MTZ312-171000-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
836 PM MDT Sun Jun 16 2024

Date           06/16/24      Mon 06/17/24            Tue 06/18/24            Wed
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                      42          49          40          57          37
Temp                59 51 46 43 44 46 48 47 45 44 42 41 45 51 55 56 50 45 40 38
Dewpt               28 36 37 38 40 39 41 41 42 41 39 38 39 41 41 40 41 40 37 35
RH                  30 56 71 82 86 76 77 79 89 89 89 89 79 68 59 55 71 82 89 89
Wind dir             N  E  E  N NE NE NE  N  N  W  W  W NW NW  W NW  E  S SW SW
Wind spd            11  9  8  8 12 14 12 10 10 10 10 10 10  9  6  6  5  5  5  5
Clouds              B2 B2 OV OV OV OV OV OV OV B2 OV B2 B2 B2 B2 B2 SC SC SC SC
PoP 12hr                     40          90          80          80          20
QPF 12hr                   0.08        0.59        0.19        0.10        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  L  D  D  D  D  D  C  C  C  C  D  D  S  S
Tstms                               S  S  S                 S  S  S  S


Date           06/19/24  Thu 06/20/24  Fri 06/21/24  Sat 06/22/24  Sun 06/23/24
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          68      42    75      48    74      50    78      51    85
Temp          60 67 50   43 66 73 56   49 68 73 57   51 69 77 58   51 75 84
Dewpt         39 39 41   37 42 42 46   44 49 49 50   46 47 46 46   43 47 46
PWind dir        SW      SE    SE      NE     N      NW     W       E     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    SC SC SC   FW FW SC SC   B1 B1 B1 B1   SC SC SC FW   FW FW FW
PoP 12hr         20       5    10      20    40      40    30       5     5
Rain shwrs        S                S       S  C  C    S  S  C
Tstms                                         C  C          S

$$
MTZ303-171000-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
836 PM MDT Sun Jun 16 2024

Date           06/16/24      Mon 06/17/24            Tue 06/18/24            Wed
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                      37          53          37          55          36
Temp                51 43 40 38 43 48 51 50 46 41 40 38 43 48 52 54 48 42 38 36
Dewpt               34 36 36 34 35 35 36 37 38 37 36 36 36 35 35 38 39 38 36 34
RH                  52 76 85 85 73 60 56 61 73 85 85 92 76 60 52 54 71 86 92 92
Wind dir             N  N NW NW  N NE  N  E  W  W NW NW NW  N NW  W SW SW  W  W
Wind spd            11  4  3  4  6 11 10 10  8  9 10 10 10 10  8  8  5  4  3  3
Clouds              B1 B2 B2 OV OV B2 OV B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1
PoP 12hr                     20          80          60          70          20
QPF 12hr                      0        0.13        0.03        0.04        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S     S  C  D  L  L  L  C  C  C  C  L  L  S  S
Tstms                               S  S  S  S              S  S


Date           06/19/24  Thu 06/20/24  Fri 06/21/24  Sat 06/22/24  Sun 06/23/24
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    73      44    73      47    76      48    81
Temp          58 64 47   39 66 69 52   45 68 70 54   48 67 75 55   48 74 79
Dewpt         36 37 39   35 40 40 43   41 45 47 47   43 44 45 44   43 45 44
PWind dir        SW       S     S      NE    NE       N     N      SE     S
Wind char        LT      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    SC B1 SC   FW FW FW SC   SC B1 B1 B1   SC SC SC FW   FW SC SC
PoP 12hr         30       5    10      10    30      30    20       5     5
Rain shwrs        C                           C  C    S  S  S
Tstms                                         C  S          S

$$
MTZ319-171000-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
836 PM MDT Sun Jun 16 2024

Date           06/16/24      Mon 06/17/24            Tue 06/18/24            Wed
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                      44          54          42          63          41
Temp                62 55 48 45 46 50 52 49 47 46 43 43 47 53 59 61 55 48 44 41
Dewpt               25 31 35 37 36 37 41 39 37 38 35 35 37 38 39 40 38 38 36 33
RH                  24 40 60 73 68 61 66 68 68 73 73 73 68 57 47 46 53 68 73 73
Wind dir            NW NW NW NW  N  N NW NW NW  W  W  W  W NW  W  W  S  S  S  S
Wind spd             9  8  5  5  5  6 11 12 10  9  6  5  4  5  6  6  4  4  3  2
Clouds              OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1 SC SC SC FW
PoP 12hr                     60         100          80          80          20
QPF 12hr                   0.09        0.28        0.20        0.08        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              L  L  L  L  D  D  D  D  L  L  C  C  D  D  S  S
Tstms                               S  C  C  S              C  C  S  S


Date           06/19/24  Thu 06/20/24  Fri 06/21/24  Sat 06/22/24  Sun 06/23/24
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          73      45    79      53    79      53    83      54    89
Temp          62 71 54   46 68 76 61   53 70 77 61   54 72 81 63   55 77 87
Dewpt         38 38 38   34 40 39 43   41 47 49 48   44 45 44 44   40 46 46
PWind dir         S       S     E      NW     N      NW    NW       W    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW SC SC   FW SC SC SC   SC SC B1 B1   SC SC SC FW   FW FW FW
PoP 12hr         20       5    10      10    40      30    20       5     5
Rain shwrs        S                           C  C       S  S
Tstms             S                           C  S          S

$$
MTZ326-171000-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
836 PM MDT Sun Jun 16 2024

Date           06/16/24      Mon 06/17/24            Tue 06/18/24            Wed
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                      41          56          37          59          34
Temp                60 51 45 42 47 51 53 47 44 41 38 39 42 48 55 58 50 43 37 35
Dewpt               32 31 32 31 36 40 45 42 38 37 36 37 37 38 40 39 38 37 35 32
RH                  35 46 60 65 65 66 74 83 79 85 92 92 82 68 57 49 63 79 92 89
Wind dir             N  N  W  S  W NW NW  W  W  W  W  W  W  W  W NW NE SE SE SE
Wind spd             8  6  5  5  4  3  8 10  9  6  6  5  4  3  3  4  3  3  3  2
Clouds              B2 B2 B2 OV B2 OV OV OV OV OV OV OV B2 B2 B2 B1 SC SC SC SC
PoP 12hr                     30          90          90          70          20
QPF 12hr                      0        0.39        0.37        0.14           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs           C  C  C  C  S  C  D  D  D  L  L  L  L  L  L  S  S
Tstms                               S  C  C  S              C  C  S  S


Date           06/19/24  Thu 06/20/24  Fri 06/21/24  Sat 06/22/24  Sun 06/23/24
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      40    76      48    77      49    80      49    86
Temp          59 68 49   40 66 74 56   48 68 75 58   49 69 78 58   49 74 85
Dewpt         38 38 37   35 42 41 44   44 49 51 49   47 49 47 44   43 47 48
PWind dir        SW       E    NE       E     N       E     W       E     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW SC FW   SC SC SC SC   SC SC B1 B1   SC SC SC FW   FW FW FW
PoP 12hr         20       5     5      10    40      30    30       5     5
Rain shwrs        S                           C  C       S  C
Tstms             S                           C  C          C

$$
MTZ330-171000-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
836 PM MDT Sun Jun 16 2024

Date           06/16/24      Mon 06/17/24            Tue 06/18/24            Wed
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                      38          52          30          52          26
Temp                54 46 42 39 45 47 50 47 38 34 31 31 38 47 51 49 43 35 29 26
Dewpt               28 31 31 30 33 35 36 27 29 31 30 30 28 29 32 29 32 30 28 26
RH                  36 55 65 70 62 63 58 45 70 89 96 96 67 49 48 46 65 82 96100
Wind dir             S SE NW SW SW SW SW SW  S SW SW SW  W  W  W  W SW  E  E  E
Wind spd             9  2  2  2  9 13 16 14 10  5  4  2  3  5  6  5  2  2  1  1
Wind gust           21             26 29 29 24
Clouds              B1 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC FW FW
PoP 12hr                     20          70          70          60          10
QPF 12hr                      0        0.13        0.08        0.03           0
Snow 12hr                 00-00       00-00           T
Rain shwrs                    C  C  L  L  L  L           C  L  L
Snowshwrs                                    L  L  L  C  C
Tstms                               S  S  C  S              C  C
Obvis                                              F
Winter Weath         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


Date           06/19/24  Thu 06/20/24  Fri 06/21/24  Sat 06/22/24  Sun 06/23/24
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      31    72      39    75      42    75      43    80
Temp          56 62 41   31 66 70 49   40 70 70 51   42 68 74 52   43 73 79
Dewpt         24 23 30   29 29 30 40   39 40 39 45   42 37 36 40   39 35 35
PWind dir         S      NE    SE       N    SE       N     W      SE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW SC   SC SC SC SC   B1 SC B1 SC   SC FW SC SC   FW FW FW
PoP 12hr         10       0     5       5    40      20    20       5     5
Rain shwrs                                    C  S          S
Tstms                                         C  S          S

$$
MTZ328-171000-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
836 PM MDT Sun Jun 16 2024

Date           06/16/24      Mon 06/17/24            Tue 06/18/24            Wed
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                      39          52          34          56          34
Temp                59 50 44 40 41 48 50 45 39 38 35 35 41 48 54 56 48 42 36 34
Dewpt               28 32 33 33 36 38 38 36 33 33 32 32 33 33 35 34 36 35 32 31
RH                  30 50 65 76 82 68 63 70 79 82 89 89 73 56 48 43 63 76 85 89
Wind dir             N  N  N  N NW NW  W NW NW SW SW SW  W  W  W  N  E SE  S  S
Wind spd            12 13 11  9  8  9 12 12 11 10  8  6  6  5  6  6  5  5  4  4
Clouds              OV B2 B2 OV OV B2 OV OV OV B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC
PoP 12hr                     30          90          70          50          20
QPF 12hr                   0.01        0.27        0.15        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  L  C  L  D  L  L  C  C  S  S  C  C  S  S
Snowshwrs                                       C
Tstms                               C  C  C  S              C  C  S  S


Date           06/19/24  Thu 06/20/24  Fri 06/21/24  Sat 06/22/24  Sun 06/23/24
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      38    74      45    77      47    80      49    87
Temp          57 66 48   38 64 73 54   45 69 73 55   47 70 79 58   49 76 86
Dewpt         34 27 31   30 36 32 39   39 45 43 44   43 43 37 41   40 42 37
PWind dir        SW      NE     N      NE     N      NW     W       E    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    FW FW SC   SC SC SC SC   SC SC SC SC   SC FW FW FW   FW CL FW
PoP 12hr         10       0     0       5    20      20    10       0     5
Rain shwrs                                    S  S
Tstms                                         S  S

$$
MTZ305-171000-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
836 PM MDT Sun Jun 16 2024

Date           06/16/24      Mon 06/17/24            Tue 06/18/24            Wed
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                      42          57          42          61          42
Temp                55 46 44 43 49 53 55 53 50 45 44 43 48 55 58 60 54 46 44 42
Dewpt               42 43 41 40 42 42 43 44 44 44 42 41 40 41 40 41 43 42 41 40
RH                  61 89 89 89 77 66 64 71 80 96 93 93 74 59 51 49 66 86 89 93
Wind dir             N SW NW  N NE  E  E  E NE NW NW NW NW NW NW  W  W  S  S  S
Wind spd            11  3  2  2  5  9  9 10  6  6  6  8 10 10 10  9  5  4  3  4
Clouds              SC B2 B2 OV OV OV OV OV B2 B2 OV B2 B2 B2 B2 B1 B1 B1 B1 SC
PoP 12hr                     10          90          70          60          20
QPF 12hr                      0        0.24        0.04        0.07           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                       C  L  D  L  L  C  C  C  C  L  L  S  S
Tstms                                     S                 S  S  S  S
Obvis                                           F


Date           06/19/24  Thu 06/20/24  Fri 06/21/24  Sat 06/22/24  Sun 06/23/24
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      45    78      51    77      52    76      52    84
Temp          62 69 52   45 70 75 57   51 71 72 58   53 69 72 57   52 76 80
Dewpt         43 44 44   41 47 46 50   49 54 53 53   51 53 51 50   49 54 51
PWind dir        SW      SE     E       E     E       E     N       E    SE
Wind char        LT      LT    LT      GN    GN      LT    GN      GN    GN
Avg clouds    SC B1 SC   FW FW SC B1   B1 B1 B1 B1   B1 B1 B1 FW   FW FW FW
PoP 12hr         30      10    10      30    40      50    40      10    10
Rain shwrs        C                C    S  S  C  C    C  C  C
Tstms             S                S          C  S          S

$$
MTZ314-171000-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
836 PM MDT Sun Jun 16 2024

Date           06/16/24      Mon 06/17/24            Tue 06/18/24            Wed
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                      38          52          35          55          34
Temp                55 47 42 39 46 50 51 50 45 41 38 38 41 48 52 54 47 40 37 35
Dewpt               27 31 35 33 36 39 42 42 41 40 37 37 38 39 39 39 39 36 34 32
RH                  34 53 76 79 68 66 71 74 86 96 96 96 89 71 61 57 74 85 89 89
Wind dir             N SE SE  E  E  E NE  N  N NW  W NW NW NW NW NW  S  S  S  S
Wind spd             8  5  5  5  9 11 11 10 11 10 10 10 10 10  9  5  5  5  5  5
Clouds              B1 B2 B1 OV OV OV OV OV OV OV OV OV B2 OV OV B2 SC SC FW FW
PoP 12hr                     30          90          90          80          30
QPF 12hr                      0        0.28        0.44        0.21        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 S  C  C  D  D  D  D  D  D  D  D  D  D  C  C
Tstms                                  S  S  S  S  S        C  C  S  S


Date           06/19/24  Thu 06/20/24  Fri 06/21/24  Sat 06/22/24  Sun 06/23/24
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      41    73      47    72      48    73      48    80
Temp          60 65 47   42 68 71 54   48 67 68 55   49 66 72 55   49 73 79
Dewpt         37 39 38   36 44 46 47   45 51 52 49   46 49 49 46   43 48 50
PWind dir        SW      SE     E       E     E      SE     W      SE     S
Wind char        LT      LT    LT      LT    LT      LT    GN      GN    GN
Avg clouds    FW B1 SC   FW SC SC B1   SC B1 B2 B1   B1 B1 B1 FW   FW FW FW
PoP 12hr         30      10    20      30    60      50    40      10    10
Rain shwrs        C             S  C    S  C  L  C    C  C  C
Tstms             S             S  S          C  C          S

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