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Point Forecast Matrices
National Weather Service Great Falls MT
825 PM MST Sun Dec 10 2017

MTZ012-111100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
825 PM MST Sun Dec 10 2017

Date          Sun 12/10/17      Mon 12/11/17            Tue 12/12/17         Wed
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      29          47          33          53          31
Temp                   35 33 31 30 39 47 39 34 34 33 34 34 48 53 45 37 37 32 32
Dewpt                  12 12 14 13 14 15 17 14 13 11 13  9 13 14 15 11 13 11 14
RH                     38 41 49 49 35 27 40 43 41 39 41 35 24 21 29 33 37 41 47
Wind dir               SW SW SW SW SW SW  S SW SW SW SW SW SW SW SW SW SW SW SW
Wind spd               12 11 11  8  8 10 11 14 14 17 18 21 23 21 19 16 13 13 13
Clouds                 FW SC FW SC FW FW CL CL FW FW FW CL CL FW SC FW SC FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          46      28    48      36    48      31    44      33    48
Temp          41 41 30   30 45 47 44   37 48 40 34   31 40 44 37   35 48 41
Dewpt         16 20 14   17 21 21 28   24 24 25 24   20 18 23 23   23 26 21
PWind dir         W      SW    SW      SW    SW       W     W      SW    SW
Wind char        GN      GN    BZ      BZ    BZ      BZ    BZ      WY    WY
Avg clouds    B1 SC SC   FW SC SC SC   B1 B2 B2 B2   B1 B1 B1 B1   B1 B1 B1
PoP 12hr          5       5     0       5    30      40    20      10    20
Rain                                       C  C  C                     S  S
Snow                                             C    C  S  S

$$
MTZ010-111100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
825 PM MST Sun Dec 10 2017

Date          Sun 12/10/17      Mon 12/11/17            Tue 12/12/17         Wed
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      26          48          28          51          27
Temp                   33 30 28 27 40 48 35 29 29 29 29 30 46 50 41 35 33 28 28
Dewpt                  15 15 14 15 16 17 17 13 13 11  9  6 10 10 11 13 13 11 12
RH                     47 53 55 60 37 29 47 51 51 46 42 35 23 19 29 40 43 48 50
Wind dir                W  W  W  W SW SW SW SW  W  W  W  W  W  W  W  W  W  W  W
Wind spd               13 11  9  9  6 12 14 14 16 16 19 21 27 24 20 16 16 13 14
Clouds                 CL SC FW FW FW CL CL CL FW CL CL CL FW FW SC FW SC FW B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          44      25    46      33    45      27    41      29    43
Temp          39 36 27   27 45 41 41   33 45 36 30   28 41 34 34   30 43 32
Dewpt         14 21 14   18 23 18 20   22 27 26 23   20 23 22 23   22 24 23
PWind dir         W       W     W       W     W       W     W       W     W
Wind char        GN      GN    BZ      BZ    BZ      BZ    BZ      BZ    WY
Avg clouds    SC SC FW   FW SC SC SC   B1 B1 B1 B1   B2 B1 B1 SC   B1 B1 B1
PoP 12hr          5       0     0      10    30      30    10      10    20
Rain                                       C  C                        S  S
Snow                                       C  C  C    C                S  S

$$
MTZ014-111100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
825 PM MST Sun Dec 10 2017

Date          Sun 12/10/17      Mon 12/11/17            Tue 12/12/17         Wed
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      19          38          22          42          23
Temp                   24 22 20 19 28 38 35 30 28 26 24 23 34 42 38 33 30 27 24
Dewpt                  14 15 13 13 17 20 20 18 19 19 18 14 21 20 19 18 19 19 16
RH                     65 74 74 77 63 48 54 60 68 74 77 68 58 41 46 53 63 71 71
Wind dir                W SW  W SW  S  S  S SW SW  S SW SW SW SW SW  W SW SW SW
Wind spd                2  1  2  3  1  3  1  4  4  2  3  3  3  3  3  4  3  1  3
Clouds                 FW FW SC B1 FW FW FW FW FW FW FW FW FW FW SC FW SC SC B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                  F+ F+ F+ F+             F+ F+ F+ F+


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          40      20    40      26    43      26    39      28    45
Temp          35 37 24   21 33 40 31   27 41 40 31   26 33 39 32   29 42 44
Dewpt         25 21 16   16 20 23 22   21 28 24 22   20 19 24 24   24 31 27
PWind dir         W      SW    SW      SW    SW       W     W      SW    SW
Wind char        LT      LT    LT      LT    LT      GN    GN      LT    GN
Avg clouds    B1 SC SC   FW SC SC B1   B1 B1 B1 B1   B1 B1 B1 B1   B2 B2 B1
PoP 12hr          5       5     0       5    30      30    20      20    20
Rain                                       S  C  C                     S  S
Snow                                       S     C    C  S  S  S    S  S

$$
MTZ055-111100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
825 PM MST Sun Dec 10 2017

Date          Sun 12/10/17      Mon 12/11/17            Tue 12/12/17         Wed
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      14          36          17          41          18
Temp                   18 16 15 15 28 36 31 26 23 21 20 18 34 41 34 24 23 18 18
Dewpt                   8  6  9  7 16 19 14 17 13 10 14  8 20 22 18 14 14  7 11
RH                     64 64 77 70 60 50 49 68 65 62 77 64 56 46 51 65 68 61 73
Wind dir                S  S  S  S  S NE  S  S  S  S  S  S  S SW SW SW  S SW SW
Wind spd                4  5  4  2  3  3  2  4  4  5  4  2  3  3  4  5  5  5  5
Clouds                 FW FW FW FW FW FW FW FW FW FW CL FW FW CL FW FW SC FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          37      16    37      20    39      21    36      23    42
Temp          32 32 22   16 31 37 24   22 37 37 26   21 31 36 25   26 39 41
Dewpt         18 17 11   11 18 21 13   16 23 23 19   16 18 22 17   21 27 27
PWind dir         W      SW    SW      SW    SW       W     W      SW    SW
Wind char        LT      LT    LT      GN    GN      GN    BZ      BZ    BZ
Avg clouds    SC SC SC   FW SC SC SC   SC B1 B2 B2   B2 B2 B1 B2   B2 B2 B2
PoP 12hr          5       5     5      10    30      40    30      20    30
Rain                                       S  C                        C  C
Snow                                       S  C  C    C  C  C  S    S  C

$$
MTZ055-111100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
825 PM MST Sun Dec 10 2017

Date          Sun 12/10/17      Mon 12/11/17            Tue 12/12/17         Wed
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      -3          31           0          34           1
Temp                    2 -1 -3  0 19 31 24 14 11  4  1  3 22 34 24 11  8  3  1
Dewpt                  -1 -4 -7 -2 15 13 13 11  8  1 -2  0 18 16 14  7  4 -2 -4
RH                     87 87 82 91 84 47 62 88 87 87 87 87 84 47 65 83 83 79 79
Wind dir                S  S  N  S  S  S  S  N  N  S  S  S  S  S  S  S  S  S  E
Wind spd                2  2  1  2  2  3  4  4  2  3  3  3  2  5  4  2  3  4  3
Clouds                 FW FW FW FW FW FW SC FW FW CL FW CL CL CL FW FW FW FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Obvis                  F+ F+ F+ F+             F+ F+ F+ F+
Wind chill                                        -3 -7 -4                -6 -7
Min chill              -3   -10    -3                -7    -8                -8


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          33       2    32       9    29      14    26      16    29
Temp          22 28 13    2 25 31 18    9 24 29 21   14 20 26 16   19 24 29
Dewpt         16 16  8   -1 16 18 15    6 14 19 17   12 15 17 14   17 18 20
PWind dir        SE       N    SE       S     S      SW    SW      SW    SW
Wind char        LT      LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    SC SC SC   FW FW SC SC   SC SC B1 B2   B2 B2 B2 B2   B2 OV B2
PoP 12hr          5       0     0       0    20      40    30      30    40
Snow                                       S  S  C    C  C  C  C    C  C  C

$$
MTZ008-111100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
825 PM MST Sun Dec 10 2017

Date          Sun 12/10/17      Mon 12/11/17            Tue 12/12/17         Wed
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      17          41          20          42          21
Temp                   20 18 18 18 31 41 37 29 27 25 23 21 33 42 33 26 25 21 21
Dewpt                   7  5  6  9 14 17 18  9 10 11 10 11 16 19 19 13 14 11 11
RH                     56 56 59 67 49 37 46 42 48 55 57 65 49 39 56 57 62 65 65
Wind dir                S  S  S  S  S  S  S  S  S  S  S  S  S SW  S  S  S  S  S
Wind spd                6  9  9  9  5  3  4  6  6  9  9  9  9  5  6  8  8  9 12
Clouds                 FW FW FW FW FW FW FW CL FW FW CL FW FW FW FW FW SC FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          41      18    40      23    40      21    35      24    43
Temp          34 36 23   19 35 39 27   25 38 37 26   21 29 35 25   27 42 39
Dewpt         18 19 11   10 17 20 15   17 20 21 17   14 13 20 17   20 27 22
PWind dir        SW      SW    SW       S     S      SW     W      SW    SW
Wind char        LT      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC SC   FW FW SC SC   SC SC B1 B2   B1 B1 B1 B2   B2 B2 B2
PoP 12hr          5       5     0       5    20      20    10      10    20
Rain                                                                      S
Snow                                       S  S  S    S                S  S

$$
MTZ011-111100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
825 PM MST Sun Dec 10 2017

Date          Sun 12/10/17      Mon 12/11/17            Tue 12/12/17         Wed
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      25          45          25          50          26
Temp                   32 30 26 26 38 45 35 28 28 28 27 27 44 50 42 33 31 27 26
Dewpt                  18 20 17 17 20 20 20 13 15 16 15 14 17 16 18 19 18 16 15
RH                     56 66 68 68 48 36 54 53 58 60 60 57 33 25 37 56 58 63 62
Wind dir                W  W  W SW SW SW SW SW SW SW SW SW SW  W  W  W  W  W  W
Wind spd               13 12 11 11  9  8  8  8  8 10 11 13 18 19 13 12 13 14 14
Clouds                 SC SC SC SC FW FW FW FW FW FW FW CL CL FW SC FW SC FW B1
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          44      22    45      30    47      26    42      27    47
Temp          39 37 26   23 42 42 37   31 47 38 29   27 41 38 30   29 47 37
Dewpt         19 21 19   17 24 28 27   23 28 27 24   20 25 24 24   21 29 27
PWind dir         W       W    SW      SW     W       W     W      SW     W
Wind char        BZ      GN    GN      GN    BZ      GN    BZ      GN    BZ
Avg clouds    B1 SC SC   FW FW SC B1   B1 B2 B2 B2   B2 B1 B1 SC   B1 B1 B1
PoP 12hr          5       5     0       5    40      50    20      10    20
Rain                                       C  C  C          S          S  S
Snow                                       C     C    C  S  S          S  S

$$
MTZ051-111100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
825 PM MST Sun Dec 10 2017

Date          Sun 12/10/17      Mon 12/11/17            Tue 12/12/17         Wed
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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          46          30          53          29
Temp                   32 30 29 29 41 46 38 31 31 33 33 35 49 52 43 35 33 30 29
Dewpt                  16 16 16 14 15 18 15  9 15 14 16  9 11 14 11  7 12 13 11
RH                     51 55 58 53 34 32 38 39 51 45 49 33 21 22 27 30 41 49 46
Wind dir                W  W  W  S  W SW  S  S  S SW SW SW  W  W  W  W  W  W  W
Wind spd               11  8 10  9  9  5  6  9  6  6  9 10 11 13 14 12 11 10 10
Clouds                 FW SC SC SC SC FW FW CL FW FW FW CL CL CL FW FW SC FW SC
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           12/13/17  Thu 12/14/17  Fri 12/15/17  Sat 12/16/17  Sun 12/17/17
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          43      25    47      33    48      27    40      29    45
Temp          41 36 28   27 45 42 36   35 48 38 29   28 37 39 29   34 45 37
Dewpt         16 16 16   16 21 22 22   24 28 27 24   22 19 22 18   26 26 19
PWind dir         W       W     W      SW     W       W     W       W     W
Wind char        GN      GN    GN      GN    BZ      BZ    BZ      BZ    WY
Avg clouds    B1 SC SC   FW FW SC SC   SC B1 B2 B2   B2 B1 B1 SC   SC B1 SC
PoP 12hr          5       5     0       5    30      40    20      10    20
Rain                                       S  C  C                     S  S
Snow                                             C    C  S  S

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




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