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Point Forecast Matrices
National Weather Service Great Falls MT
853 PM MDT Thu Oct 19 2017

MTZ012-201100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
853 PM MDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            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                      49          56          36          52          44
Temp                55 52 50 50 50 56 50 45 41 40 39 37 37 48 52 48 44 47 49 53
Dewpt               27 27 23 22 28 27 31 25 26 26 26 26 24 22 21 24 28 33 36 40
RH                  34 38 34 33 42 32 48 45 55 57 59 64 59 35 29 39 53 58 61 61
Wind dir             S  S  S  S  S  W  W  W SW SW SW SW SW  W  W SW SW SW SW SW
Wind spd            13 16 16 16 14 24 26 24 25 21 21 19 20 25 27 19 20 23 23 23
Wind gust                          34 37 34 36 32 32       36 40       33 33 33
Clouds              B1 SC SC B2 B2 B2 B2 B2 SC B1 B1 SC FW FW FW B1 B1 B2 B2 B1
PoP 12hr                      0          10          20           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S


Date           10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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          64      44    57      36    60      43    63      36    54
Temp          62 56 50   44 56 52 40   38 56 58 49   45 63 50 42   36 50 53
Dewpt         38 34 37   32 27 25 26   27 28 31 34   31 29 28 29   27 28 29
PWind dir        SW       W     W       W    SW      SW    SW      NW     W
Wind char        VW      WY    BZ      GN    GN      GN    BZ      GN    GN
Avg clouds    B2 B1 B1   B1 B1 SC SC   SC FW FW FW   FW FW FW SC   SC B1 SC
PoP 12hr         20      30    10       5     5       0     5      10     5
Rain shwrs        S  C    C

$$
MTZ010-201100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
853 PM MDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            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                      41          51          33          50          38
Temp                52 47 44 41 42 50 49 44 41 37 36 34 34 46 50 43 38 39 42 46
Dewpt               28 28 28 29 32 30 24 26 27 25 25 25 23 22 23 23 26 30 34 39
RH                  39 47 53 62 67 46 37 49 57 61 64 69 64 38 34 45 62 70 73 76
Wind dir            SW SW SE  W  W  W  W  W  W  W  W  W  W  W  W  W SW SW SW SW
Wind spd            11 10  8 10 13 26 31 28 31 23 20 26 26 28 28 24 19 18 17 29
Wind gust                          37 51 41 51 33    37 37 41 41 34          49
Clouds              B2 B2 OV OV B2 B2 B2 B2 B1 SC FW FW FW FW FW B1 B1 B2 B2 B1
PoP 12hr                      0          10          10           5          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  S  S  S


Date           10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      39    55      31    59      37    58      31    51
Temp          56 50 42   40 53 51 34   34 54 57 42   39 58 48 37   32 48 48
Dewpt         38 31 31   32 27 28 24   28 31 31 31   31 36 22 28   26 27 27
PWind dir         W       W     W       W    SW      SW     W      NW     W
Wind char        VW      WY    WY      GN    GN      BZ    BZ      GN    GN
Avg clouds    B1 B1 B1   SC SC SC SC   SC FW FW FW   FW FW SC SC   B1 SC SC
PoP 12hr         30      30    10       5     5       0    10      10     5
Rain shwrs     S  C  S    C

$$
MTZ014-201100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
853 PM MDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            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                      42          47          34          52          41
Temp                63 49 45 42 43 47 44 41 40 37 36 35 35 45 51 51 44 41 46 44
Dewpt               20 24 28 26 32 26 22 20 25 26 28 28 26 24 23 28 31 31 38 36
RH                  19 37 51 53 65 43 41 42 55 64 72 75 69 43 33 41 60 67 73 73
Wind dir             S  S  S  S SW  W  W  W  W  W  W SW  W  W  W SW SW SW SW SW
Wind spd            11  8  8  6  8 18 17 16 12 11 10  9 11 14 14 12 11 11 11 11
Wind gust                          28 27
Clouds              FW FW SC B2 B1 OV OV B2 B1 B1 SC SC FW SC SC B2 B2 B2 B2 B1
PoP 12hr                      0          20          20           5          20
QPF 12hr                      0        0.02           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S        S                    S  S  S  S  S


Date           10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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          65      43    59      35    60      36    62      35    55
Temp          62 62 49   43 55 57 43   36 55 58 43   38 60 58 45   35 48 55
Dewpt         40 40 38   34 32 30 32   29 33 30 32   31 31 33 33   30 32 31
PWind dir        SW      SW     W       W    SW       S     S       W     N
Wind char        BZ      GN    GN      GN    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B2   B1 B1 SC SC   FW FW FW FW   FW FW FW SC   SC SC SC
PoP 12hr         30      30    10       5     5       0     5       5     5
Rain shwrs     S  C  C    S

$$
MTZ055-201100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
853 PM MDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            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                      42          55          30          50          37
Temp                52 46 42 42 45 55 45 42 38 33 31 31 31 45 50 46 38 38 39 42
Dewpt               29 29 30 30 34 29 29 30 29 27 26 27 26 25 22 25 28 29 33 36
RH                  41 51 62 62 65 37 53 62 70 78 81 85 81 45 33 43 67 70 79 79
Wind dir            SE SE  S  S  S SW  W  W  W SW SW SW SW  W  W SW SW SW SW SW
Wind spd            13 10  9  8  6 20 18 14 12  9  8  6  9 11 19 12 11 11 11 11
Clouds              FW FW SC SC B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC B1 B2 B2 B2 B2
PoP 12hr                      0          60          30          10          20
QPF 12hr                      0        0.11        0.01           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          C  L  S  S                    S  S  S  S  S
Snowshwrs                                    S  S  S


Date           10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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          64      41    58      32    59      32    61      33    56
Temp          59 61 46   42 55 56 39   33 53 57 38   35 58 57 41   34 51 54
Dewpt         38 41 38   34 31 31 30   28 29 30 30   29 31 34 32   29 31 34
PWind dir        SW      SW     W       W    SW      SW     S      SW     S
Wind char        GN      GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2   B2 B2 B1 SC   SC FW FW FW   FW FW FW FW   SC SC SC
PoP 12hr         30      30    20       5     5       0     0      10    10
Rain shwrs     S  C  C    C  S

$$
MTZ055-201100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
853 PM MDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            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                      28          40          22          35          27
Temp                40 33 29 28 31 40 36 34 29 26 24 22 25 32 35 32 30 27 27 27
Dewpt               24 15 23 24 27 26 24 21 21 22 21 21 22 19 23 23 26 24 25 25
RH                  52 47 78 85 85 57 61 58 72 85 88 96 88 58 61 69 85 88 92 92
Wind dir             S  S SE  S  S SW SW  W  W SW SW SW SW SW SW SW SW SW SW SW
Wind spd             6  6  5  6  9 18 18 12 10  8  8  9  9 18 19 16 12 12 11 12
Wind gust                             28
Clouds              CL CL SC B1 B2 OV OV B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 OV B2
PoP 12hr                      5          80          50          20          50
QPF 12hr                      0        0.25        0.06        0.01        0.11
Snow 12hr                 00-00           T           1
Rain shwrs                          L  D
Snowshwrs                     C  C     D  C  C  C  C  S  S  S  S  C  C  C  C  C
Tstms                                  S


Date           10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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          46      31    47      25    50      24    50      26    47
Temp          41 46 38   31 44 45 32   26 45 48 31   26 46 47 32   27 43 45
Dewpt         32 34 33   28 27 28 26   23 25 32 26   23 26 31 28   24 26 32
PWind dir        SW      SW     W       W    NW      SW     S      SW     S
Wind char        BZ      GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    OV B2 B2   B2 B2 B1 SC   FW FW FW FW   FW FW FW FW   SC SC FW
PoP 12hr         50      30    30       5     0       0     0      10    10
Rain shwrs     C  C  C    C  C
Snowshwrs      C

$$
MTZ008-201100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
853 PM MDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            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                      40          48          27          46          35
Temp                53 44 43 40 42 48 44 41 33 30 30 28 28 41 46 44 37 35 39 39
Dewpt               24 27 28 25 30 37 25 21 24 22 22 21 20 19 24 26 28 27 32 31
RH                  32 51 55 55 62 65 47 44 69 72 72 75 71 41 42 49 70 72 76 73
Wind dir             S  S  S  S  S SW  W  W SW SW SW SW SW SW SW SW  S  S  S  S
Wind spd            20 11 10 11 13 19 16 14 12 10 10  9 10 12 16 13 13 13 14 11
Clouds              FW FW SC B1 B1 OV OV B2 B1 B1 SC SC SC B1 B1 B2 B2 B2 B2 B1
PoP 12hr                      0          50          30          10          20
QPF 12hr                      0        0.10        0.01           0           0
Snow 12hr                 00-00       00-00           T
Rain shwrs                    S  S  C  C  S                       S  S  S  S  S
Snowshwrs                                 S  C  S  S              S  S


Date           10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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      37    56      31    57      33    60      33    56
Temp          54 53 44   37 54 52 35   33 51 56 38   36 58 56 42   33 50 54
Dewpt         35 34 34   27 30 28 25   24 28 30 28   26 31 31 32   26 28 31
PWind dir        SW      SW     W       W    SW       S     S      SW     S
Wind char        BZ      GN    GN      GN    LT      LT    GN      LT    LT
Avg clouds    B1 B1 B1   B1 SC SC SC   FW FW FW FW   FW FW FW FW   SC FW SC
PoP 12hr         20      20    10       5     0       0     0       5     5
Rain shwrs     S  S       S

$$
MTZ011-201100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
853 PM MDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            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                      42          59          36          55          36
Temp                55 52 45 43 44 58 56 50 45 42 39 38 37 51 55 50 38 36 39 44
Dewpt               31 33 28 33 31 30 27 30 31 31 31 32 28 30 24 23 23 25 31 37
RH                  40 48 51 67 60 34 32 46 58 65 73 79 70 44 30 34 54 64 73 76
Wind dir             E  S  S  S  S  W  W  W  W  W  W  W  W  W  W  W SW SW SW SW
Wind spd            10  9  9  8  8 18 24 24 23 20 20 17 21 26 23 17 13 12 16 14
Wind gust                             34 34 33          32 37 33
Clouds              SC SC SC B1 SC B1 B2 B2 B1 B1 B2 B1 SC FW FW SC FW B1 B1 B2
PoP 12hr                      0          20          30          20          20
QPF 12hr                      0           0        0.03           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S        C  C  S  S              S  S  S


Date           10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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          66      41    58      30    59      37    61      29    51
Temp          63 62 50   41 56 54 38   31 53 57 43   39 61 52 42   29 45 50
Dewpt         43 35 38   33 33 22 27   26 31 30 34   31 33 27 26   22 22 26
PWind dir        SW       W     W       W     W      SW     W      NW    NW
Wind char        WY      BZ    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B1   B1 SC SC SC   FW FW FW FW   FW FW FW SC   SC SC FW
PoP 12hr         20      30    10       5     5       0     5      10     5
Rain shwrs     S  S  S    C

$$
MTZ051-201100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
853 PM MDT Thu Oct 19 2017

Date           10/19/17      Fri 10/20/17            Sat 10/21/17            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                      45          62          33          49          37
Temp                58 52 47 45 48 62 56 45 39 36 34 33 35 46 49 44 37 41 45 47
Dewpt               29 25 23 23 26 27 33 32 31 28 27 26 26 20 18 18 24 29 35 35
RH                  33 35 38 41 42 26 42 60 73 72 75 75 69 35 29 35 59 62 68 63
Wind dir             S  S  S  S  S SW  W  W  W  W  W  W  W  W  W  W  W SW SW SW
Wind spd            12 12 11 12 12 17 20 21 20 19 16 16 17 21 21 16 12 13 14 16
Wind gust                                32                32 32
Clouds              SC FW FW SC SC B2 B2 B2 SC SC SC SC SC FW FW SC SC B1 B1 B1
PoP 12hr                      0          20          20           5          20
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S                                S  S


Date           10/22/17  Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
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          63      40    52      32    59      37    65      32    52
Temp          62 59 50   40 51 49 38   34 56 55 43   40 65 49 40   32 49 50
Dewpt         37 38 37   28 28 25 28   24 27 34 31   22 25 31 30   25 27 30
PWind dir         W       W     W       W     W      SW    SW      NW    NW
Wind char        BZ      BZ    BZ      GN    GN      GN    GN      GN    LT
Avg clouds    B2 B1 B1   B1 B1 B1 SC   FW FW FW FW   FW FW FW SC   SC SC SC
PoP 12hr         20      30    20       5     0       0     5      10     5
Rain shwrs        S  C    C  S

$$
weather.gov/greatfalls



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