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Point Forecast Matrices
National Weather Service Great Falls MT
821 PM MDT Mon Oct 16 2017

MTZ012-171100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
821 PM MDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            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                      47          74          42          65          50
Temp                54 54 52 48 51 66 73 67 61 50 45 42 45 56 65 62 55 57 53 53
Dewpt               23 24 25 22 25 25 24 33 34 32 25 24 29 33 33 34 38 42 39 40
RH                  30 31 35 35 36 21 16 28 36 50 45 48 53 42 30 35 53 57 59 61
Wind dir            SW SW SW SW SW SW SW SW SW  W  W SW SW SW SW SW SW SW SW  S
Wind spd            16 18 19 20 23 28 35 40 36 28 14 16 12 21 21 16 12 16 17 17
Wind gust                          40 49 56 51 40             33
Clouds              CL CL SC SC FW B1 SC SC SC SC B2 B2 B1 B2 B1 B2 B2 B1 B1 SC
PoP 12hr                      0           0           0           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
High Wind                           W  W  W  W


Date           10/19/17  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
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          75      48    62      37    54      41    60      42    60
Temp          69 69 53   49 62 54 42   38 52 51 44   43 59 55 46   43 58 57
Dewpt         39 34 33   36 35 28 29   27 25 24 30   32 35 31 35   34 37 33
PWind dir        SW      SW    SW      SW    SW      SW    SW      SW    SW
Wind char        BZ      BZ    GN      BZ    BZ      BZ    WY      BZ    BZ
Avg clouds    SC FW FW   SC B1 B1 B1   SC SC SC SC   B1 B1 B1 B1   B1 B1 B1
PoP 12hr          0       0    40       5    10      10     5      10    10
Rain shwrs                      C

$$
MTZ010-171100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
821 PM MDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            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                      50          70          36          59          44
Temp                52 52 52 51 54 66 69 66 50 42 40 37 37 48 59 55 50 48 45 45
Dewpt               25 26 26 24 25 33 29 31 33 24 18 18 21 22 30 33 37 38 36 37
RH                  35 36 36 34 32 29 22 27 52 48 41 46 52 35 33 43 61 68 70 73
Wind dir            SW SW  W SW SW SW SW SW  W  W  W  W  W SW  W SW SW SW SW SW
Wind spd            21 25 24 27 28 34 35 42 44 31 25 21 16 20 23 21 18 19 20 19
Wind gust              35    39 40 48 49 59 63 43 35
Clouds              FW B1 B2 B1 B1 SC SC SC SC SC SC B1 B1 B2 B1 B2 B1 B1 B1 B1
PoP 12hr                      5           0           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
High Wind               W  W  W  W  W  W  W  W


Date           10/19/17  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
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    57      33    51      36    56      37    57
Temp          65 63 45   42 56 52 39   34 49 47 38   39 55 52 42   38 56 52
Dewpt         38 33 32   33 36 29 28   29 28 26 29   33 35 31 34   33 36 33
PWind dir        SW      SW    SW       W     W      SW     W       W     W
Wind char        BZ      BZ    GN      WY    WY      BZ    WY      BZ    BZ
Avg clouds    SC SC SC   SC B1 B1 B1   SC SC SC SC   B1 B1 B1 B1   SC SC B1
PoP 12hr          0       0    30       5     5      20    10      10    10
Rain shwrs                   S  C                     S

$$
MTZ014-171100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
821 PM MDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            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                      39          71          41          67          46
Temp                54 49 45 41 43 62 71 67 57 49 43 41 42 55 65 66 60 53 51 47
Dewpt               24 25 25 24 24 23 27 34 30 37 29 30 33 32 34 35 39 38 38 37
RH                  31 39 45 50 47 22 19 29 35 63 57 65 70 41 31 32 46 57 61 68
Wind dir            SW SW SW  S SW SW SW SW  W  W  W SW SW  W SW SW SW SW  S  S
Wind spd             8  6  5  5  5  8 20 26 18 23 13  9  5 10 13 11  6  5  4  5
Wind gust                                36
Clouds              CL CL CL FW FW FW FW FW FW SC B1 B1 B1 B1 B1 B2 B2 SC SC FW
PoP 12hr                      0           0           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
High Wind                           W  W  W  W


Date           10/19/17  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
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          74      44    60      36    55      40    60      41    60
Temp          62 72 52   44 59 56 43   36 49 55 46   41 57 58 47   42 56 58
Dewpt         37 34 33   33 38 28 31   28 27 28 32   34 38 35 39   36 38 37
PWind dir         S       S    SW      SW    SW      SW    SW      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   FW B1 B1 B1   B1 SC SC B1   B1 B1 B1 B1   B1 SC SC
PoP 12hr          0       5    40      10     5      10    10      10    10
Rain shwrs                      C

$$
MTZ055-171100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
821 PM MDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            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                      37          70          40          68          41
Temp                48 42 38 39 40 62 69 65 57 53 46 42 41 57 68 66 54 49 45 41
Dewpt               26 24 21 23 22 24 24 29 25 25 27 27 27 30 32 35 41 39 37 34
RH                  42 48 50 52 48 23 18 26 29 33 47 55 57 35 26 32 61 68 73 76
Wind dir             S  S  S SE  S SW SW SW SW SW SW SW SW  W  W SW  S  S  S  S
Wind spd             9  8  8  6  5  6 16 20 18 18 12  8  5 10 18 13 11 11 11  9
Clouds              CL CL CL FW FW FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC FW
PoP 12hr                      0           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/19/17  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
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          72      42    64      33    53      34    59      36    59
Temp          63 68 48   44 63 55 39   34 48 52 39   36 55 57 43   37 55 57
Dewpt         33 33 36   36 34 35 33   30 26 27 29   29 33 34 33   32 34 35
PWind dir         S       S     S      SW    SW      SW    SW      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    LT
Avg clouds    FW FW FW   SC B1 B1 B2   B2 B1 SC B1   B1 B1 B1 B1   SC SC SC
PoP 12hr          0       5    40      30    20      10    10      10    10
Rain shwrs                   S  C  C    C  S  S
Snowshwrs                               C  S

$$
MTZ055-171100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
821 PM MDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            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                      22          57          30          53          28
Temp                38 33 30 23 31 52 57 49 38 38 32 30 34 50 53 50 41 34 31 28
Dewpt               19 19 18 13 16 21 25 28 23 25 22 22 24 27 31 31 30 28 27 25
RH                  46 56 60 65 53 29 29 44 54 59 66 72 66 41 43 48 65 78 85 88
Wind dir             S  S  S  S  S SW SW SW SW SW SW  S  S SW SW SW  S SW  S  S
Wind spd             4  3  3  4  3  5  6 12  8  9  8  6  4 11 19 14  8  6  4  5
Clouds              CL FW FW FW FW FW FW SC FW SC SC SC SC SC SC SC SC FW FW FW
PoP 12hr                      0           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/19/17  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
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          58      31    48      26    41      25    45      26    48
Temp          51 56 38   32 47 43 33   26 38 40 32   26 40 44 31   27 43 46
Dewpt         26 33 28   29 28 30 29   24 22 24 26   23 26 31 28   25 28 34
PWind dir         S       S     S      SW    SW      SW    SW      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    LT
Avg clouds    FW FW FW   FW SC B2 OV   B2 B1 SC B1   B1 B1 B1 B1   SC SC SC
PoP 12hr          0       5    40      50    10      20    20      20     5
Rain shwrs                   S  C  C                     S  S  S
Snowshwrs                    S     C    C             S  S

$$
MTZ008-171100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
821 PM MDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            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          67          39          64          38
Temp                47 42 39 35 37 58 67 62 50 47 43 40 40 55 64 60 48 43 41 38
Dewpt               22 22 20 19 19 20 22 26 24 25 27 26 26 29 33 33 34 32 29 28
RH                  37 44 46 52 48 23 18 25 36 42 53 57 57 37 31 36 58 65 62 67
Wind dir             S  S  S  S  S  S  S SW  S SW SW  S SW SW SW SW  S  S  S  S
Wind spd            12 11 11 13 12 11 18 24 18 14 10 10 10 12 19 18 14 13 12 13
Clouds              CL CL CL FW FW FW FW FW FW SC SC SC SC B1 SC B1 B1 SC SC FW
PoP 12hr                      0           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           10/19/17  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
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          67      41    57      30    50      33    55      34    57
Temp          60 62 45   43 57 50 36   31 46 49 38   35 52 53 40   35 53 54
Dewpt         32 31 30   30 31 29 26   23 25 26 28   27 32 32 31   28 35 32
PWind dir         S       S     S       W    SW       S     S      SW     S
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   SC B1 B1 B2   B1 SC SC B1   B1 B1 B1 SC   SC SC SC
PoP 12hr          0      10    40      30    20      10    20      10    10
Rain shwrs                   S  C  S    C  S  S          S  S
Snowshwrs                          S    C  S

$$
MTZ011-171100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
821 PM MDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            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                      49          74          40          62          46
Temp                56 54 51 50 53 65 73 69 66 49 45 42 40 47 58 61 51 51 48 46
Dewpt               29 29 29 27 30 32 27 37 40 35 30 23 23 20 27 34 37 39 38 40
RH                  35 38 42 41 41 29 18 31 38 58 55 46 50 34 30 36 59 63 68 79
Wind dir            SW SW SW SW SW SW SW SW SW  W  W  W SW SW  W  W  S SW SW SW
Wind spd            17 21 23 21 23 29 35 40 40 36 20 17 12 14 17 12  9 11 11 11
Wind gust                          41 49 56 56 51
Clouds              FW SC SC SC FW FW FW B1 B2 B1 SC SC SC SC B1 B2 B2 B1 B1 SC
PoP 12hr                      0           0           5           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
High Wind                           W  W  W  W


Date           10/19/17  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
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      43    64      35    56      34    62      39    61
Temp          69 70 51   44 63 58 44   35 52 53 38   37 60 57 46   40 59 57
Dewpt         43 35 37   38 37 30 31   30 31 26 28   32 39 33 36   35 39 36
PWind dir        SW       S    SW       W     W      SW     W       W     W
Wind char        GN      GN    GN      BZ    BZ      BZ    BZ      BZ    GN
Avg clouds    SC SC FW   SC SC B1 B1   SC SC SC SC   SC B1 SC SC   SC SC SC
PoP 12hr          0       0    30      10     5       5    10       5    10
Rain shwrs                      C

$$
MTZ051-171100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
821 PM MDT Mon Oct 16 2017

Date           10/16/17      Tue 10/17/17            Wed 10/18/17            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                      47          72          40          64          45
Temp                52 50 48 47 51 67 71 65 59 54 42 40 41 51 62 61 52 52 49 45
Dewpt               23 23 23 23 24 23 22 32 31 38 24 15 14 20 34 34 38 40 37 32
RH                  32 34 37 38 34 19 16 29 34 54 48 36 33 29 35 36 59 63 63 60
Wind dir            SW SW SW SW SW SW SW SW SW  W  W  W  W  W  W  W SW  S SW SW
Wind spd            13 13 16 16 16 19 24 32 34 36 23 17 10 18 18 11  9 12 14 13
Wind gust                                44 48 51
Clouds              CL CL CL FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC
PoP 12hr                      0           0           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
High Wind                           W  W  W  W  W  W


Date           10/19/17  Fri 10/20/17  Sat 10/21/17  Sun 10/22/17  Mon 10/23/17
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          75      44    65      35    52      36    60      39    59
Temp          69 68 50   46 65 54 42   35 50 49 38   40 59 55 46   40 57 54
Dewpt         29 32 31   29 29 39 34   26 23 26 28   29 34 35 37   34 38 36
PWind dir        SW       S    SW       W     W       W     W       W     W
Wind char        GN      GN    GN      BZ    BZ      BZ    BZ      BZ    GN
Avg clouds    SC FW FW   SC SC B1 B2   SC SC SC SC   SC SC SC B1   SC SC SC
PoP 12hr          0       0    20      30     5      10    10      10    10
Rain shwrs                      S  C

$$
weather.gov/greatfalls




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