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Point Forecast Matrices
National Weather Service Great Falls MT
812 PM MST Sun Jan 21 2018

MTZ012-221100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
812 PM MST Sun Jan 21 2018

Date          Sun 01/21/18      Mon 01/22/18            Tue 01/23/18         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          39          22          36          28
Temp                   29 30 31 31 37 39 34 27 26 26 24 24 32 36 33 30 28 30 32
Dewpt                  13 12 19 20 23 22 21 18 17 17 16 16 20 22 21 22 20 20 24
RH                     51 46 61 63 56 50 58 68 68 68 71 71 61 56 61 72 71 66 72
Wind dir                S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S SW SW
Wind spd               16 16 14 14 18 19 16 14 14 14 16 14 14 13 13 13 16 18 18
Clouds                 B1 B2 OV OV B1 SC SC B1 B1 SC SC FW SC SC B1 B2 B2 B1 B2
PoP 12hr                      5           5           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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      30    41      20    31      15    30      22    40
Temp          41 41 32   31 41 35 23   20 30 26 18   15 26 30 26   23 37 40
Dewpt         29 27 23   21 27 23 16   12 17 15 12    9 15 17 16   16 25 25
PWind dir        SW       S    SW      SW    SW       W    SW      SW    SW
Wind char        BZ      BZ    BZ      GN    GN      GN    GN      GN    BZ
Avg clouds    B1 B1 B2   B2 B1 B1 B1   B1 B1 B1 B2   B1 SC SC B1   B1 B1 B1
PoP 12hr          5       5    10      10    10      10    10       5    10

$$
MTZ010-221100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
812 PM MST Sun Jan 21 2018

Date          Sun 01/21/18      Mon 01/22/18            Tue 01/23/18         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          36          19          34          22
Temp                   28 29 31 30 35 35 29 26 25 25 24 20 28 34 28 25 23 24 27
Dewpt                  17 19 24 22 22 21 22 22 21 20 19 16 19 23 22 21 18 19 23
RH                     63 66 75 72 59 56 75 85 84 81 81 84 68 64 78 84 81 81 85
Wind dir               SW SW SW SW  W  W  W  W  W  W  W  W  W SW  S  S  S  S  S
Wind spd                9  9 10 14 23 25 21 13 12 13 14 13 11 11 13 10 10  9 10
Wind gust                             35
Clouds                 B2 B2 B2 B1 B1 FW SC SC SC FW FW FW SC SC B1 B2 B2 B1 B2
PoP 12hr                      5           0           0           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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      25    37      16    27      11    28      19    37
Temp          37 38 29   26 36 31 18   16 22 24 12   13 26 28 24   26 35 36
Dewpt         28 34 24   20 25 24 13   13 13 18  8    9 17 20 19   20 25 28
PWind dir        SW       S    SW       W    NW      NW     W      SW     W
Wind char        GN      GN    GN      BZ    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B1   B2 B1 SC SC   B1 B1 B2 B1   B1 SC B1 B1   B1 B1 B1
PoP 12hr          5      20    10       5    10      10    10       5    10
Snow                      S

$$
MTZ014-221100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
812 PM MST Sun Jan 21 2018

Date          Sun 01/21/18      Mon 01/22/18            Tue 01/23/18         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                      18          34          13          29          16
Temp                   20 19 19 19 28 34 31 26 23 21 16 14 23 29 27 23 19 17 17
Dewpt                  14 13 14 14 21 23 23 19 18 17 13 11 16 18 19 18 14 13 14
RH                     77 77 80 80 75 64 72 74 81 84 88 88 74 63 71 81 80 84 88
Wind dir                S  S SW  W  W  W  W SW SW SW SW SW SW SW  S  S  S  S  S
Wind spd                4  4  4  3  4  5  6  4  3  3  4  3  3  5  4  5  4  5  4
Clouds                 B2 B2 B2 B2 B2 SC SC SC B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 B2
PoP 12hr                     20          20          10           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow                          S  S                                            S


Date           01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          34      20    32      12    26      10    25      15    32
Temp          29 34 25   20 29 31 20   12 22 26 16   10 19 24 22   15 25 32
Dewpt         22 22 19   15 21 20 15    8 13 15 11    6 11 14 18   10 16 21
PWind dir         S       S     S       W    SW       W    SW      SW    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B2 B2   B1 B2 B1 B1   B1 B1 B1 B1   B1 SC B1 B2   B2 B1 B2
PoP 12hr         30      20    40      20    20      10    10      20    20
Rain              C
Snow           S  C       S  C  C  S       S  S                     S  S  S

$$
MTZ055-221100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
812 PM MST Sun Jan 21 2018

Date          Sun 01/21/18      Mon 01/22/18            Tue 01/23/18         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                       9          28           9          28          14
Temp                    9 10 13 16 24 28 25 20 16 16 11 10 19 28 24 18 15 16 17
Dewpt                   1  2  5 10 16 18 20 17 11 13  7  7 12 18 16 13  9 11 12
RH                     69 69 70 77 71 66 81 88 80 88 83 87 74 66 71 80 77 80 80
Wind dir               SE  S  S  S NW  W SW SW  S  S SW SW SW SW  S  S  S  S  S
Wind spd                5  4  4  4  4  4  5  5  4  3  4  4  4  4  3  5  4  5  5
Clouds                 SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B2
PoP 12hr                      5          50          10           5           5
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00           T       00-00
Snow                          S  S  C  C
Obvis                  PF PF PF
Wind chill             -1
Min chill              -1


Date           01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          35      21    34      11    25       8    24      14    32
Temp          28 34 27   21 30 33 20   11 21 25 14    8 16 24 19   15 28 32
Dewpt         20 23 19   15 23 22 16    7 12 15  9    4  7 15 14   11 20 22
PWind dir         S       S     S      SW    SW      SW    SW      SW    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B1   B2 B2 B2 B2   B1 B1 B2 B2   B1 SC B1 B2   B2 B2 B2
PoP 12hr         10       5    50      30    20      20    10      20    20
Snow                         C  C  C    S  S  S  S                  S  S  S

$$
MTZ055-221100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
812 PM MST Sun Jan 21 2018

Date          Sun 01/21/18      Mon 01/22/18            Tue 01/23/18         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                       8          23           2          22          12
Temp                    8  8 11 13 19 23 20 11  6  3  4  4 15 22 20 15 13 14 13
Dewpt                   8  8 10 12 16 16 18  9  5  2  3  3 13 16 17 12 11 13 11
RH                    100100 96 96 88 74 92 91 96 95 95 95 92 77 88 88 91 96 91
Wind dir                S  S  S SW SW SW SW SW SW SW SW SW SW SW SW  S  S  S  S
Wind spd                3  5  5  4  6 10  5  4  4  3  3  3  8  8  9  8  6  8  8
Clouds                 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2
PoP 12hr                     30          60          30          30          30
QPF 12hr                      0        0.04           0           0           0
Snow 12hr                 00-00           1       00-00
Snow                       S  C  C  L  C  C  C  S  S  S  S  C  C  S  S  C  C  C
Obvis                  PF PF PF
Wind chill                                     -3 -4 -3 -3
Min chill                                      -3    -4    -4


Date           01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          29      15    29       7    24       2    21       7    27
Temp          23 27 18   16 24 29 16    7 19 23  8    2 15 21 10    9 20 27
Dewpt         18 19 14   10 21 24 15    5 14 15  4    1 10 14  9    7 17 19
PWind dir         S       S     S      SW     W       W    SW      SW    SW
Wind char        GN      LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B1 B1   B1 B2 OV OV   B2 B2 B2 B2   B1 B1 B2 B2   B2 B2 B2
PoP 12hr         30      30    70      50    30      40    20      40    40
Snow           C  S  S    C  L  L  C    C  C  C  C    C  S  S  C    C  C

$$
MTZ008-221100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
812 PM MST Sun Jan 21 2018

Date          Sun 01/21/18      Mon 01/22/18            Tue 01/23/18         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                      16          30          11          29          19
Temp                   16 19 19 20 24 30 24 19 19 16 13 13 22 29 25 20 21 19 22
Dewpt                   7 10 10 12 12 19 17 15 14 11  8  8  9 15 14 13 13 13 16
RH                     67 67 67 71 60 63 74 84 80 80 80 80 57 55 62 74 71 77 77
Wind dir                S  S  S  S SW SW SW  S  S  S  S  S  S  S  S  S  S  S  S
Wind spd               11 11 10  9  8 10 10  5  8  8  8  8  8  9 11 11 11 11 10
Clouds                 SC B1 B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2
PoP 12hr                      5          30          10           0          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow                                C  C                                      S


Date           01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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      24    36      14    29      10    28      17    36
Temp          32 34 26   25 35 32 20   14 27 26 15   10 21 27 25   17 33 35
Dewpt         19 21 17   19 24 19 14    9 15 13  8    5 10 16 18   12 22 22
PWind dir         S       S     S      SW    SW      SW     S       S     S
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B1 B1   B2 B2 B2 B1   B1 B1 B1 B1   SC SC B2 B2   B1 B1 B1
PoP 12hr         20      30    50      20    20      20    10      20    20
Snow           S  S       C  C  C  S       S  S  S             S    S  S  S

$$
MTZ011-221100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
812 PM MST Sun Jan 21 2018

Date          Sun 01/21/18      Mon 01/22/18            Tue 01/23/18         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                      18          36          13          27          14
Temp                   18 21 26 28 33 36 30 22 17 14 17 14 21 27 21 16 14 16 21
Dewpt                  13 15 19 22 25 26 24 16 13 11 14 11 15 19 15 11 10 13 16
RH                     80 77 74 78 72 67 78 77 84 88 88 88 77 71 77 80 84 88 81
Wind dir               SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  S  S  S  S
Wind spd                9  9 10 13 16 17 11 12 12 12 11 12 11 11  9  6  8  6  8
Clouds                 SC B2 OV B2 SC FW SC SC SC FW FW FW FW FW SC SC B1 B1 B2
PoP 12hr                      0           0           5           0           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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          34      20    36      14    24       5    21      11    31
Temp          30 29 21   27 35 32 15   17 18 19  7    8 17 21 12   20 28 31
Dewpt         23 22 16   22 28 25 12   13 11 13  3    4 10 15  9   16 20 22
PWind dir         S       S    SW       W     W       W     W       S    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B1 B1   B2 B1 B1 B1   SC B1 B2 B2   B1 B1 SC B1   B1 B2 B2
PoP 12hr          5      10    10      10    10      10     5       5     5

$$
MTZ051-221100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
812 PM MST Sun Jan 21 2018

Date          Sun 01/21/18      Mon 01/22/18            Tue 01/23/18         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                      18          36          17          33          20
Temp                   18 19 23 29 34 36 29 22 21 19 19 19 27 33 29 20 22 24 25
Dewpt                   4  4  8 19 21 21 20 17 15 14 15 13 16 21 19 15 15 18 20
RH                     53 51 52 66 58 54 69 81 77 80 84 77 63 61 66 81 74 77 81
Wind dir                S  S SW SW  W  W  W SW SW SW  W  W  W  W SW SW SW SW SW
Wind spd                8  8 10 10 12 11 11 10 10 10 12 11 11 11  9  8  9 12 11
Clouds                 FW B1 B2 B2 B1 B1 SC SC SC SC SC FW FW SC SC B1 B1 B1 B2
PoP 12hr                      0          10           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           01/24/18  Thu 01/25/18  Fri 01/26/18  Sat 01/27/18  Sun 01/28/18
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      26    39      19    29      13    27      18    36
Temp          39 38 29   27 39 35 23   19 27 25 16   13 25 26 21   21 33 36
Dewpt         26 24 22   20 25 26 18   15 16 18 12   10 13 17 15   16 20 25
PWind dir        SW      SW    SW       W     W       W     W      SW     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B2   B1 B1 B1 B1   B1 SC B1 B1   B1 SC SC B1   B1 B1 B1
PoP 12hr          5      10    30      20    20      30    20      10    20
Snow                         S  C  S       S  S  S    C  S             S  S

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




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