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Point Forecast Matrices
National Weather Service Great Falls MT
315 AM MST Sun Jan 21 2018

MTZ012-212300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
315 AM MST Sun Jan 21 2018

Date                Sun 01/21/18            Mon 01/22/18            Tue 01/23/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      36          29          37          22          36
Temp             24 22 30 36 33 30 29 31 32 32 35 37 32 27 24 24 23 23 32 36 32
Dewpt            19 16 20 22 22 20 19 19 22 25 24 22 20 17 15 15 16 16 20 22 20
RH               81 77 66 56 63 66 66 61 66 75 64 54 61 65 68 68 74 74 61 56 61
Wind dir         SW SW SW SW SW  S  S SW SW SW SW SW SW SW SW SW SW SW SW SW SW
Wind spd         18 17 19 19 19 19 24 24 25 25 27 28 26 24 24 21 18 18 17 16 16
Wind gust                                35 35 39 40 36
Clouds           FW FW FW FW FW SC B1 B1 B2 B1 SC SC SC B1 SC SC SC SC SC FW B1
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Wed 01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            26    43      29    41      20    30      15    29
Temp          26   29 40 42 32   31 41 37 24   20 29 28 19   16 26 29
Dewpt         19   20 26 27 23   20 26 26 17   13 17 17 12   10 14 18
PWind dir          SW    SW       S    SW      SW    SW       W    SW
Wind char          BZ    BZ      BZ    GN      GN    GN      GN    GN
Avg clouds    B1   B1 B2 B1 B1   B1 B1 B1 B2   B1 B1 B1 B2   B1 SC SC
PoP 12hr            5    10      10    20      20    10      10    10
Snow                                    S  S    S

$$
MTZ010-212300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
315 AM MST Sun Jan 21 2018

Date                Sun 01/21/18            Mon 01/22/18            Tue 01/23/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      35          24          36          20          34
Temp             23 23 30 35 28 24 26 28 29 29 35 35 30 27 24 24 23 20 29 34 29
Dewpt            16 16 20 24 23 19 21 23 25 24 25 24 23 22 18 18 18 16 19 23 22
RH               74 74 66 64 81 81 81 81 85 81 66 64 75 81 77 77 81 84 66 64 75
Wind dir          W  W  W SW SW  S  S SW SW SW  W  W  W  W  W  W  W  W  W  W SW
Wind spd         19 23 21 20 26 23 24 24 18 24 35 32 28 25 23 21 21 19 17 16 16
Wind gust                    36                46 44 40 35
Clouds           FW FW SC SC B1 SC B1 B2 B2 SC FW FW FW FW SC FW SC FW SC FW B1
PoP 12hr                      0           5           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date               Wed 01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            21    39      24    36      17    27      10    27
Temp          21   26 36 38 28   25 34 33 18   22 22 26 12   13 25 25
Dewpt         17   22 25 32 24   20 23 27 13   18 12 20  8    9 15 18
PWind dir          SW    SW       S    SW       W     W       W     W
Wind char          GN    BZ      GN    GN      GN    GN      GN    GN
Avg clouds    B1   B2 B2 B1 B1   B2 B1 B1 B1   B1 B1 B1 B1   B1 SC B1
PoP 12hr           10    10      10    20      10    10      10    10
Snow                                 S  S

$$
MTZ014-212300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
315 AM MST Sun Jan 21 2018

Date                Sun 01/21/18            Mon 01/22/18            Tue 01/23/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      29          11          29          11          27
Temp             11 10 21 29 22 13 11 11 11 13 23 29 25 21 18 17 13 12 21 27 24
Dewpt             6  4 13 18 14  7  6  6  6 10 16 18 16 15 13 12  9  8 14 16 15
RH               80 76 71 63 71 76 80 80 80 87 74 63 68 77 80 80 84 84 74 63 68
Wind dir         SW SW SW SW  S  S  S  S  S SW SW  W  W  W SW SW SW SW SW SW  S
Wind spd          5  5  4  6  5  6  6  6  5  5  8 11 10  6  5  5  5  4  4  8  5
Clouds           SC SC FW FW SC B1 B2 B1 B2 B2 B1 SC SC SC SC B1 B1 B1 B1 SC B1
PoP 12hr                      0          10          20          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow                                      S  S


Date               Wed 01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            13    34      18    32      11    25       8    24
Temp          14   14 26 34 25   18 29 31 20   11 20 25 15    8 17 24
Dewpt          9    9 18 22 20   12 21 20 15    7 12 15 10    4  8 15
PWind dir           S     S       S     S       W     W       W    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1   B1 B1 B1 B1   B1 B2 B2 B2   B1 B1 B1 B1   SC SC B1
PoP 12hr           10    20      20    50      30    20      20    10
Rain                         S
Snow                   S     S       S  C  C    S  S     S

$$
MTZ055-212300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
315 AM MST Sun Jan 21 2018

Date                Sun 01/21/18            Mon 01/22/18            Tue 01/23/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      25           4          26           9          27
Temp              5  4 14 25 17  5  5  7 12 13 21 26 21 15 11 10 10 10 18 27 23
Dewpt             2  0  8 16 11  0 -1  2  6 10 15 17 15 10  6  6  6  7 11 18 15
RH               87 83 76 68 77 79 76 79 76 87 77 68 77 80 80 83 83 87 73 68 71
Wind dir         SW  S SW SW  S  S  S  S  S  S NE  W SW SW SW SW  S SW SW SW SW
Wind spd          4  5  4  4  4  6  6  6  9 10  9 10  5  5  5  6  5  6  5  6  4
Clouds           B1 B1 SC FW SC SC B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B2 B1 SC B1
PoP 12hr                      0          10          40          20          10
QPF 12hr                      0           0        0.03           0           0
Snow 12hr                 00-00       00-00           1
Snow                                      C  C  C  C  S  S
Wind chill       -4 -7          -7 -7 -5                      -1    -1
Min chill        -4    -8          -8    -6    -1                -1    -2


Date               Wed 01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            12    35      18    34      13    26       7    25
Temp          12   14 28 35 24   18 30 33 19   13 20 25 11    8 16 25
Dewpt          6   10 21 24 17   13 22 23 15    9 11 16  6    3  7 16
PWind dir           S     S       S     S      SW     W      SW    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1   B1 B1 B2 B1   B1 B2 B2 B2   B2 B2 B2 B1   B1 SC B1
PoP 12hr           10    20      10    40      40    20      20    10
Snow                   S             S  C  C    C  S  S  S

$$
MTZ055-212300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
315 AM MST Sun Jan 21 2018

Date                Sun 01/21/18            Mon 01/22/18            Tue 01/23/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      23           3          23           4          23
Temp             -7 -7 13 23 18  7  3  6  8 12 18 23 21 15  8  7  6  5 15 23 20
Dewpt            -7 -7 11 12 14  4  1  5  7 11 17 17 17 12  6  5  5  4 13 16 16
RH              100100 91 62 84 87 91 96 96 96 96 77 84 88 91 91 96 95 92 74 84
Wind dir          N  S SW SW SW  S  S  S  S  S SW SW SW SW SW SW SW SW SW SW SW
Wind spd          3  1  3  8  5  4  4  6  8  9 11 11  8  5  4  4  5  5  9 10  9
Clouds           SC SC FW FW SC SC B1 B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B1 B2
PoP 12hr                      0          20          70          40          20
QPF 12hr                      0           0        0.07        0.03           0
Snow 12hr                 00-00       00-00           1
Snow                                S  S  L  L  L  L  C  C  C  C  S  S  S  S  C
Wind chill      -16             -2 -6 -6 -4                -1 -2 -4 -6
Min chill       -16    -9          -6    -8    -3          -1    -4    -7


Date               Wed 01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            11    29      13    29       9    24       1    21
Temp          14   11 22 29 18   14 25 28 15    9 19 23  8    2 16 21
Dewpt         12   10 17 18 15    6 21 20 12    7 13 14  5    1 12 14
PWind dir          SW     S       S     S      SW     W       W    SW
Wind char          LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    B2   B2 B2 B2 B2   B1 B2 OV OV   B2 B2 B2 B2   B1 B1 B2
PoP 12hr           40    40      30    60      70    40      30    30
Snow           C    C  C  C  C    C  C  L  L    C  C  C  C    C  S  C

$$
MTZ008-212300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
315 AM MST Sun Jan 21 2018

Date                Sun 01/21/18            Mon 01/22/18            Tue 01/23/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      27          19          28          11          29
Temp             15 12 21 27 23 19 20 20 20 21 24 28 23 18 17 14 13 11 21 29 25
Dewpt            12  9 11 13 13 10 12 13 13 16 14 16 13 12 11  8  8  6  9 17 14
RH               88 87 65 55 65 67 71 74 74 81 65 60 65 77 77 76 80 80 59 60 62
Wind dir          S  S SW SW  S  S  S  S  S  S  S SW SW  S  S  S  S  S  S  S  S
Wind spd          9  9  9  8  8 11 13 13 12 11 11 10 10  8 10 10 10  9 10 10 12
Clouds           B1 SC SC FW SC B1 B1 B1 B1 B2 B2 B1 B1 B1 SC B1 B1 B1 B1 SC B1
PoP 12hr                      0          20          40          10           5
QPF 12hr                      0           0        0.02           0           0
Snow 12hr                 00-00       00-00           T
Snow                                S  S  C  C  C  C
Wind chill                                                          -2
Min chill                                                              -2


Date               Wed 01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            18    37      23    36      15    29      10    28
Temp          18   21 32 37 27   24 34 33 21   15 27 27 14   11 22 27
Dewpt         12   16 20 23 19   18 23 20 14   10 15 14  8    5 10 16
PWind dir           S     S       S     S      SW    SW      SW     S
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1   B1 B2 B1 B1   B2 B2 B2 B2   B1 B1 B1 B1   SC SC B2
PoP 12hr           10    20      20    40      30    20      10    20
Snow                   S  S  S       C  C  C    S  S  S          S  S

$$
MTZ011-212300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
315 AM MST Sun Jan 21 2018

Date                Sun 01/21/18            Mon 01/22/18            Tue 01/23/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      29          15          33          13          27
Temp             18 17 22 29 23 18 16 16 22 24 30 33 27 20 17 15 17 13 22 27 20
Dewpt            15 13 16 21 18 13 13 12 17 19 23 25 20 14 14 12 13  9 15 19 14
RH               88 84 77 72 81 80 88 84 81 81 75 72 74 77 88 88 84 84 74 71 77
Wind dir         SW SW SW SW SW  S  S SW SW SW SW  W SW SW SW SW SW SW SW  W SW
Wind spd         16 14 16 16 13 11 11  9 11 18 23 21 18 20 19 17 14 14 12 12 11
Clouds           FW SC FW FW FW CL SC B1 B2 B1 SC SC SC SC SC FW FW FW FW FW SC
PoP 12hr                      0           0           5           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Wind chill                                                    -1    -3
Min chill                                                        -1    -3


Date               Wed 01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            12    33      19    35      14    25       6    21
Temp          12   18 30 31 19   25 34 31 15   20 20 24 10    7 16 21
Dewpt          8   14 22 23 15   21 26 23 12   16 13 17  7    3  9 14
PWind dir           S     S       S     S       W     W       W    SW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC   B1 B1 B1 B1   B2 B1 B2 B1   B1 B1 B2 B2   B1 B1 SC
PoP 12hr            5    10       5    10      20    10      10    10
Snow                                       S    S

$$
MTZ051-212300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
315 AM MST Sun Jan 21 2018

Date                Sun 01/21/18            Mon 01/22/18            Tue 01/23/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
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                      32          21          34          18          32
Temp             19 18 28 32 27 22 21 23 27 29 33 34 28 23 22 20 19 19 29 32 28
Dewpt            14 12 16 18 16 16 12 13 18 24 23 21 17 17 16 15 15 14 18 20 18
RH               80 77 60 56 63 77 68 65 68 81 66 58 63 77 77 81 84 80 63 61 66
Wind dir         SW SW SW SW SW  S  S SW SW SW  W  W  W  W  W  W  W  W  W  W SW
Wind spd          9 10 10 10 10 10 11 13 14 14 18 18 19 17 18 18 17 13 14 13 10
Clouds           SC FW FW CL FW CL FW B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC
PoP 12hr                      0           0          20           5           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow                                      S  S


Date               Wed 01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            19    41      26    39      19    29      13    27
Temp          19   23 39 38 30   27 38 34 22   20 28 26 16   14 25 26
Dewpt         13   18 25 25 23   20 24 25 16   15 16 18 11   10 13 16
PWind dir          SW    SW      SW    SW       W     W       W     W
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC   B1 B1 B1 B1   B1 B1 B1 B2   B2 B1 B1 B1   B1 SC SC
PoP 12hr            5    10      10    20      30    10      10    10
Snow                                    S  C    S

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




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