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Point Forecast Matrices
National Weather Service Great Falls MT
504 AM MST Mon Feb 20 2017

MTZ012-202300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
504 AM MST Mon Feb 20 2017

Date                Mon 02/20/17            Tue 02/21/17            Wed 02/22/17
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                      53          37          51          29          41
Temp                32 46 52 52 46 44 40 39 38 50 50 47 41 34 33 30 31 37 41 37
Dewpt               27 27 29 33 38 36 31 31 30 30 30 31 31 29 29 27 26 21 15 17
RH                  81 47 41 48 73 73 70 73 73 46 46 53 67 82 85 88 81 52 34 44
Wind dir            SW  S SW SW SW SW SW SW SW  S SW  W  W  W  W  W  W  W  W  W
Wind spd            11 13 17 16 19 13 16 13 10  9 10 11 11  6  6 10 10 13 13 11
Clouds              B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV
PoP 12hr                     20          20          60          40          30
QPF 12hr                   0.01        0.01        0.10        0.05        0.02
Snow 12hr                 00-00       00-00       00-00
Rain                    S              S  C  C  C  C  S  C              C  C  C
Rain shwrs                 S  S  S  S
Snow                                                     C  C  C  C  C  C     C


Date               Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
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            22    29      11    24       7    24      10    26
Temp          26   22 26 27 15   11 21 23 13    7 18 24 13   11 23 25
Dewpt         18   17 15 16 12   10 11 12 10    4  5  8  6    7 10 13
PWind dir           W    NW       N     N       N     W      SW    SW
Wind char          GN    GN      GN    LT      LT    GN      GN    GN
Avg clouds    OV   B2 OV OV OV   B2 OV OV OV   B2 B1 B1 B2   B1 B1 B1
PoP 12hr           30    40      20    30      20    30      20    20
Rain           C
Snow           C    C  C  C  S    S  C  C  S    S  C  C  S    S  S  S

$$
MTZ010-202300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
504 AM MST Mon Feb 20 2017

Date                Mon 02/20/17            Tue 02/21/17            Wed 02/22/17
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                      46          30          42          23          35
Temp                29 39 46 43 35 35 35 32 31 37 42 37 32 26 25 24 24 31 34 30
Dewpt               23 26 30 32 30 31 30 27 27 28 30 30 29 25 24 23 21 24 23 23
RH                  78 59 53 65 82 85 82 81 85 70 62 75 88 96 96 96 88 75 64 75
Wind dir            SW  S  S  S SW SW  W  W  W SW SW  W  W NW NW NW NW  W  W  W
Wind spd             9 11 13 12 18 16 14 12  6  6  9  6  6  6  6 11 11 13 13 13
Clouds              B1 B2 B2 B2 B2 SC SC SC SC B2 B2 OV OV B2 B2 OV OV B2 B2 B2
PoP 12hr                     30          30          20          30          30
QPF 12hr                   0.01        0.01        0.04        0.03        0.05
Snow 12hr                 00-00       00-00           T
Rain                                   S        C  C  S
Rain shwrs                    C  C  C
Snow                 S  S                 S  S           C  S  S  C  C  C  C  C
Snowshwrs                  C


Date               Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
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            16    24       6    20       3    21       6    22
Temp          22   16 20 22  9    6 17 19  4    5 15 21  8    8 18 21
Dewpt         18   14 14 16  7    3 10 10  1    2  8 10  4    5 11 11
PWind dir          NW     N       N     N       N     W      SW    NW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B2 OV OV B2   OV OV B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr           40    40      30    30      30    20      20    20
Snow           C    C  C  C  C    C  C  C  C    C  S  S  S    S  S  S

$$
MTZ014-202300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
504 AM MST Mon Feb 20 2017

Date                Mon 02/20/17            Tue 02/21/17            Wed 02/22/17
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                      43          30          43          26          36
Temp                27 35 42 42 40 36 31 32 30 36 42 42 35 33 30 30 26 30 34 36
Dewpt               23 26 28 28 31 29 26 26 25 27 26 26 23 24 23 23 20 18 18 21
RH                  85 69 57 57 70 75 81 78 81 69 53 53 61 69 75 75 78 60 51 54
Wind dir             S SE  S  S  S  S SW SW SW  S SW SW SW  W  W SW SW  W  W  W
Wind spd             2  3  8  5  5  6  4  4  3  4  8  9  9  8  8  6  6  9  9  8
Clouds              B1 B1 B2 B2 B2 B1 B1 B2 B2 B2 B2 B1 B1 B2 B2 OV OV B2 B2 OV
PoP 12hr                     30          30          30          30          20
QPF 12hr                   0.02        0.02        0.03        0.03        0.02
Snow 12hr                 00-00       00-00           T
Rain                                   C  C  C
Rain shwrs              C  C  C  C  C           C  C  C  C
Snow                 S                    C  C              C  C  S  S  S  S  S
Snowshwrs                                             C  C
Tstms                      S  S                    S  S  S


Date               Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
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            16    27      12    24       8    25      10    27
Temp          24   16 20 27 18   12 19 24 16    8 16 25 15   10 20 27
Dewpt         17   10 10 15 13    8  7  9 10    3  4  9  9    5  9 13
PWind dir           W    NW       N     N      NW     W      SW    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV   B1 B2 B2 B2   OV OV B2 OV   B2 B1 B2 B2   B1 SC B1
PoP 12hr           20    30      30    30      20    20      20    10
Snow           S       S  C  C    C  C  C  S    S  S  S  S    S

$$
MTZ055-202300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
504 AM MST Mon Feb 20 2017

Date                Mon 02/20/17            Tue 02/21/17            Wed 02/22/17
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                      44          31          45          24          36
Temp                27 38 43 43 39 36 36 33 32 42 45 43 34 31 30 27 24 31 34 35
Dewpt               21 28 31 29 30 30 30 28 28 32 30 27 23 23 23 20 19 22 22 20
RH                  78 67 62 57 70 79 79 82 85 67 55 53 64 72 75 74 81 69 61 54
Wind dir             E  E  E  E SW SW SW SW  S SW SW SW SW SW SW SW SW  W  W NW
Wind spd             6  3  9  1  6  4  5  6  4 17 23 17 17 11 11  9  9  8  8  5
Clouds              B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 OV OV OV OV B2
PoP 12hr                     20          30          30          40          30
QPF 12hr                   0.01        0.03        0.05        0.04        0.07
Snow 12hr                 00-00       00-00       00-00
Rain                                   C  C  C
Rain shwrs              S  S  C  C  C           C  C
Snow                                                     C  C  C  C  C  C  C  C
Snowshwrs                                             C
Tstms                                              S  S


Date               Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
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            14    28       9    24       7    25       9    28
Temp          20   14 19 28 14    9 17 24 13    7 15 25 13    9 21 28
Dewpt         16   11 11 16 10    5  9 12  8    4  7 11  8    4 12 16
PWind dir          NW    NW       N     N      NW    SW      SW    SW
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2   B1 B2 B2 B2   OV OV OV OV   OV B2 B1 B2   B2 B1 B1
PoP 12hr           30    30      30    30      30    30      20    10
Snow           C    S  C  C  C    C  C  C  C    C  C  C  S    S

$$
MTZ055-202300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
504 AM MST Mon Feb 20 2017

Date                Mon 02/20/17            Tue 02/21/17            Wed 02/22/17
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          32          36          20          29
Temp                24 29 34 36 36 36 34 34 33 33 36 35 30 27 25 22 20 24 28 26
Dewpt               23 25 32 32 34 33 34 31 30 30 30 26 27 24 24 20 19 20 18 18
RH                  96 85 92 85 92 89100 89 89 89 79 69 88 88 96 92 96 84 66 71
Wind dir             S SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
Wind spd             6 11 13 16 17 16 11 14 18 17 17 12 12 14 14 12 12 10 10 10
Clouds              OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 OV OV OV OV B2
PoP 12hr                     90         100          90          50          60
QPF 12hr                   0.22        0.39        0.28        0.12        0.09
Snow 12hr                     2           3           2
Rain                          D  D
Snow                 L  D  D  D  D  D  D  D  D           C  C  C  L  L  L  L  C
Snowshwrs                                       D  D  C
Obvis               PF PF  F PF PF  F
Winter Weath               Y  Y  Y  Y  Y  Y


Date               Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
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             8    23       4    21      -1    20       2    23
Temp          12    8 17 23  8    4 15 21  5    0 14 20  4    4 16 23
Dewpt         10    7  8 16  6    2  6 14  3   -2  5  9  2    2  8 15
PWind dir          SW     N       N    NW      SW    SW      SW    SW
Wind char          GN    LT      LT    LT      GN    LT      GN    GN
Avg clouds    B2   B2 OV OV OV   OV OV OV OV   B2 B2 B1 B2   B2 B2 B2
PoP 12hr           50    60      40    50      30    10      20    20
Snow           C    C  C  L  C    C  C  C  C    C        S    S  S  S

$$
MTZ008-202300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
504 AM MST Mon Feb 20 2017

Date                Mon 02/20/17            Tue 02/21/17            Wed 02/22/17
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                      43          35          44          26          35
Temp                28 39 43 43 40 39 36 35 36 43 44 40 35 31 31 29 26 32 33 34
Dewpt               22 26 27 28 31 31 28 26 28 28 25 23 24 20 21 19 18 18 15 18
RH                  78 59 53 55 70 73 72 69 72 55 47 50 64 63 66 66 71 56 47 51
Wind dir            NE  S  S  S  S  S  S  S  S SW SW SW SW SW SW SW SW SW SW NW
Wind spd             9 19 17 14 18 13 12  8 13 25 28 19 19 14 14 12 12  9  9  8
Wind gust                                      35 40
Clouds              B1 B2 B2 B2 B2 B2 B2 OV OV B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2
PoP 12hr                     30          30          40          20          20
QPF 12hr                   0.01        0.02        0.04        0.01        0.06
Snow 12hr                 00-00       00-00           T
Rain                                   C
Rain shwrs              C  C  C  C  C           C  C
Snow                 S                    C  C           S  S  S  S  S  S  S  S
Snowshwrs                                             S
Tstms                                              S  S


Date               Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
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            15    27      11    24       8    25      11    28
Temp          20   15 21 27 18   11 20 24 13    8 19 25 14   12 23 28
Dewpt         14   11  9 13 13    6  8  8  7    2  6  9  7    5  9 13
PWind dir          NW    NW       N     N      NE     S      SW     S
Wind char          GN    GN      GN    LT      LT    GN      GN    GN
Avg clouds    B2   B1 B2 OV OV   OV OV OV B2   OV SC SC B2   B2 B1 B1
PoP 12hr           20    20      30    30      20    20      20    10
Snow           S    S  S  S  C    C  C  C  S    S  S  S  S    S

$$
MTZ011-202300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
504 AM MST Mon Feb 20 2017

Date                Mon 02/20/17            Tue 02/21/17            Wed 02/22/17
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                      51          35          48          29          40
Temp                29 43 50 47 40 39 38 36 36 43 48 43 36 34 32 30 29 35 39 36
Dewpt               25 31 31 34 34 35 34 32 31 33 34 34 32 32 30 29 26 29 29 29
RH                  85 62 48 60 79 85 85 85 82 67 58 70 85 92 92 96 88 78 67 75
Wind dir            SW SW SW SW  S SW SW SW SW  W  W  W  W NW NW  W  W  W  W  N
Wind spd            10 12 10  8  5 14 11 12 11 10  9  8  8  5  5  8  8  9  9  6
Clouds              SC B1 SC B2 B2 B1 B1 SC SC B1 B1 B2 B2 B2 B2 OV OV OV OV OV
PoP 12hr                     20          20          20          40          40
QPF 12hr                      0        0.01        0.07        0.05        0.08
Snow 12hr                 00-00       00-00       00-00
Rain                                   S  S  S  C  C  C  C              C  C  L
Rain shwrs                    S  S  S
Snow                                                        C  C  C  C  C  C  L


Date               Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
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            24    31      15    26      10    26      13    26
Temp          28   25 26 31 20   15 22 26 15   10 19 26 15   13 20 26
Dewpt         25   23 20 23 17   13 17 18 12    8 12 15 11   10 12 15
PWind dir          NE    NE       N     W       N    NW      NW     W
Wind char          LT    GN      LT    LT      LT    LT      GN    GN
Avg clouds    OV   OV OV OV OV   OV OV OV OV   OV B2 B2 OV   B2 B1 B1
PoP 12hr           60    40      20    20      20    20      20    20
Rain           L
Snow           L    C  C  C  S    S  S  S  S    S  S  S  S    S  S  S

$$
MTZ051-202300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
504 AM MST Mon Feb 20 2017

Date                Mon 02/20/17            Tue 02/21/17            Wed 02/22/17
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                      53          36          53          30          39
Temp                31 48 53 50 43 40 39 37 39 50 53 49 40 34 33 31 30 37 38 37
Dewpt               20 24 27 31 33 32 31 30 30 31 30 33 30 26 29 27 24 22 17 24
RH                  63 39 36 48 67 73 73 75 70 48 41 54 67 72 85 85 78 54 42 59
Wind dir            SW SW SW SW SW SW SW SW SW SW SW  W  W  W  W  W  W  W  W NW
Wind spd             8 12 16 14 20 16 10 13  8  9 12 13 13  9  9 12 12 13 13 10
Clouds              B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 OV OV OV OV OV
PoP 12hr                     10          20          40          40          30
QPF 12hr                      0        0.01        0.05        0.04        0.02
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C                          C  C  C
Rain shwrs                    S  S              C  C  C  C
Snow                                                        C  C  C  C  C  C  C
Tstms                                                 S  S


Date               Thu 02/23/17  Fri 02/24/17  Sat 02/25/17  Sun 02/26/17
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    28      12    24       7    24      10    26
Temp          24   21 27 25 18   12 22 23 14    7 20 23 13   11 24 25
Dewpt         18   17 17 19 15   10 13 14 10    3  9 11  7    6 10 14
PWind dir          NW    NW       N     N      NW     W      SW     W
Wind char          GN    GN      GN    LT      GN    GN      GN    GN
Avg clouds    OV   OV OV B2 OV   OV OV OV OV   OV B2 B2 OV   B1 B1 B1
PoP 12hr           30    40      30    30      20    30      20    10
Rain           C
Snow           C    C  C  C  C    C  C  C  S    S  C  C  S    S

$$
weather.gov/greatfalls




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