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Point Forecast Matrices
National Weather Service Great Falls MT
221 PM MST Wed Feb 22 2017

MTZ012-231100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
221 PM MST Wed Feb 22 2017

Date          Wed 02/22/17      Thu 02/23/17            Fri 02/24/17         Sat
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                      21          29          15          29          14
Temp             35 29 27 25 23 22 24 27 26 21 19 17 15 18 27 29 28 21 18 17 14
Dewpt            27 26 25 23 21 20 19 19 18 18 16 15 13 14 15 14 16 16 14 14 12
RH               72 88 92 92 92 92 81 71 71 88 88 92 92 84 60 53 60 81 84 88 92
Wind dir          N  N  N  N  N  N  N  N  N NE SE SW  S  S  W  W  N  N  N  N  N
Wind spd          6  4  6  9  9  9  9  9 10  6  5  5  6  6  8  8  6  6  5  5  6
Clouds           OV B2 OV OV OV OV OV OV OV OV B2 B2 B2 B2 OV OV B2 B2 B2 B2 B2
PoP 12hr                     40          40          20          20          30
QPF 12hr                   0.04        0.05        0.02        0.02        0.01
Snow 12hr                     1           1           T
Snowshwrs         S  S  C  C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  C  C  C
Obvis                      F  F  F PF


Date           02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          30      13    27      11    27      13    29      17    39
Temp          23 29 17   14 25 25 15   11 23 26 16   13 25 29 20   20 37 37
Dewpt         12 12  9    7 11 11 11    7 13 14 13    9 12 13 12   11 18 18
PWind dir         W      SW    SW      NE    SE       W     W      SW    SW
Wind char        GN      GN    GN      LT    GN      LT    GN      GN    BZ
Avg clouds    B2 B1 B1   B1 B1 B2 B2   B2 OV B2 B2   B2 B1 B1 B1   B1 B1 B1
PoP 12hr         30      20    20      30    30      20    20      20    10
Snowshwrs      C     S       S  S  C    C  C  S  S    S  S     S

$$
MTZ010-231100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
221 PM MST Wed Feb 22 2017

Date          Wed 02/22/17      Thu 02/23/17            Fri 02/24/17         Sat
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          25          10          26          10
Temp             30 24 22 20 18 18 22 24 22 17 14 11 10 12 23 26 24 19 14 13 10
Dewpt            25 22 20 18 16 15 15 15 13 14 12  9  7  8 13 13 13 14 11 11  7
RH               81 92 92 92 92 88 74 68 68 88 92 91 87 84 65 57 62 80 88 91 87
Wind dir          N  N  N  N  N  N  N  N NE SE  S SW  W  W NW NW  N  N  N  N  N
Wind spd         10  9  8  9 11 10  6  5  9  8  9  6  9  9 10 10  9  9 11 11  6
Clouds           OV OV B2 OV OV OV OV B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2
PoP 12hr                     40          30          20          10          30
QPF 12hr                   0.04        0.03        0.01           0        0.01
Snow 12hr                     1           1           T
Snowshwrs         S  C  C  C  C  C  C  C  S  S                    S  S  C  C  S
Obvis                  PF  F  F  F PF
Wind chill                                           -3                   -1 -1
Min chill                                            -3    -3                -3


Date           02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          26      10    23       7    23       8    25      12    34
Temp          19 24 15   10 21 21 11    7 17 23 15    8 22 25 16   14 32 32
Dewpt         10 10  9    5 11 11  8    5 11 13 12    5 11 13 10    8 16 17
PWind dir         W       W    NW      NE    SE       N     W       W     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    BZ
Avg clouds    B2 B1 B1   B1 B2 B2 OV   OV OV B2 B2   B1 B1 B1 B1   B1 B1 B1
PoP 12hr         20      10    30      30    30      30    20      10    10
Snowshwrs      S             S  C  C    C  C  C  S    C  S

$$
MTZ014-231100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
221 PM MST Wed Feb 22 2017

Date          Wed 02/22/17      Thu 02/23/17            Fri 02/24/17         Sat
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                      22          28          13          26          13
Temp             36 30 27 25 24 23 27 28 26 23 21 16 14 14 20 25 25 21 19 16 13
Dewpt            26 24 21 20 19 18 17 18 16 15 15 11 10 10 11 11 13 13 14 13 10
RH               67 78 78 81 81 81 65 66 65 71 77 80 84 84 67 55 60 71 80 88 87
Wind dir         NW  W NW NW NW NW NW NW  N NW NW  W  W  W  W  W NW NW  N  N NW
Wind spd          6  6  8 10 11 10 12 11  8  5  5  5  4  4  4  4  4  4  3  3  3
Clouds           OV OV OV OV OV OV OV B2 B2 B2 B2 B2 OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                     30          30          20          20          30
QPF 12hr                   0.03        0.03        0.02        0.02        0.01
Snow 12hr                     T           1           T
Snowshwrs         S  S  C  C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  C  C  S
Obvis                     PF  F  F PF


Date           02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          30      11    26       9    25      10    29      17    36
Temp          20 30 16   11 20 26 17    9 18 25 16   10 21 29 19   19 29 36
Dewpt         11 13 10    7  9 10 12    5  9 11 10    6 12 13 13   12 18 19
PWind dir         W      SW     S       W     W       W     W       W    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B1 B1   SC B1 B2 B2   B2 B2 B2 B2   B1 B1 B2 B1   B1 B2 B2
PoP 12hr         20      10    20      30    30      20    20      10    20
Snowshwrs      S  S          S  S  C    C  C  S  S    S  S  S          S  S

$$
MTZ055-231100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
221 PM MST Wed Feb 22 2017

Date          Wed 02/22/17      Thu 02/23/17            Fri 02/24/17         Sat
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                      21          29          12          25          13
Temp             34 27 25 23 22 22 26 29 26 21 17 15 14 13 19 23 25 17 15 15 13
Dewpt            27 25 22 21 18 18 19 21 17 16 13 11 10 10 12 13 13 12 11 12 10
RH               75 92 88 92 84 84 74 72 68 81 84 84 84 87 74 65 60 80 84 88 87
Wind dir         NW  W  W  W  W  W NW  N  N  N  N NW  N  N NW NW NW NW  S  S SW
Wind spd          4  4  3  4  6  8  9 10  8  6  5  4  5  5  4  4  3  3  4  4  4
Clouds           B2 OV OV OV OV OV OV B2 OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                     30          50          40          30          30
QPF 12hr                   0.06        0.06        0.06        0.03        0.04
Snow 12hr                     1           1           1
Snowshwrs         S  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
Obvis                  PF PF  F  F  F


Date           02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          27       6    24      10    26      12    30      15    34
Temp          19 26 12    6 17 24 13   11 21 26 17   12 22 30 17   16 26 34
Dewpt         12 12  6    1  7  9  8    8 13 12 12    9 12 15 12   11 15 20
PWind dir        SW      SW    SW       S     S      SW     W       W    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B2 B2   B1 B1 B1 B2   B2 OV B2 OV   OV B2 B2 B2   B1 B2 B2
PoP 12hr         30      20    20      30    30      30    20      20    20
Snowshwrs      C  S  S    S  S  S  S    C  C  S  S    C  S  S  S    S  S  S

$$
MTZ055-231100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
221 PM MST Wed Feb 22 2017

Date          Wed 02/22/17      Thu 02/23/17            Fri 02/24/17         Sat
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                      12          24           5          20           5
Temp             26 18 15 13 14 15 21 23 20 16 11  8  6  6 16 20 18 15  9  6  5
Dewpt            20 14 12  9  9 11 15 15 13 14  9  7  5  4 11 10 14 14  7  5  4
RH               78 84 88 84 80 84 77 71 74 92 91 96 96 91 80 64 84 96 91 96 95
Wind dir          S  N NE NE NE  N  N  N  N  N  N  N  N  N  W  W SW SW  S  S  S
Wind spd          4  3  3  4  5  5  8 11 12  9  6  5  4  4  6  6  6  6  5  5  4
Clouds           B1 B2 B2 B2 OV B2 OV B2 OV OV OV OV OV OV OV OV B2 B2 B2 B2 OV
PoP 12hr                     30          40          30          40          50
QPF 12hr                   0.03        0.04        0.03        0.05        0.05
Snow 12hr                     1           1           1
Snowshwrs         C  S  S  S  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
Obvis                     PF PF  F PF
Wind chill                                        -2 -3 -3             -1 -4 -4
Min chill                                            -3    -4          -1    -6


Date           02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          21      -1    19       8    23       5    24       7    27
Temp          15 18  5    0 14 19 11    9 19 23 14    5 18 24 11    8 22 27
Dewpt          9  9  3   -2  6 13  9    8 12 13 12    4 12 15  9    7 13 18
PWind dir        SW      SW    SW      SW    SW      SW     W      SW    SW
Wind char        LT      GN    LT      GN    LT      LT    LT      GN    GN
Avg clouds    B2 B2 B2   B2 B2 B2 B2   OV OV OV OV   OV B2 B2 B2   B2 B2 B2
PoP 12hr         40      20    20      50    60      40    30      20    20
Snowshwrs      C  C  S    S  S  S  C    C  L  L  C    C  C  C  S    S  S  S

$$
MTZ008-231100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
221 PM MST Wed Feb 22 2017

Date          Wed 02/22/17      Thu 02/23/17            Fri 02/24/17         Sat
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          26          12          22          11
Temp             32 24 23 21 19 20 24 26 23 21 19 16 14 12 19 22 21 13 16 14 11
Dewpt            21 17 17 16 15 14 14 17 14 14 14 11 10  8 10  9 11  7 11 10  7
RH               63 74 77 81 84 77 65 68 68 74 80 80 84 84 67 57 65 76 80 84 83
Wind dir          N NE NE NE NE NE NE  N  N NE  N  N  N  N  N  N  W  W  S  S  S
Wind spd          8  6  6  8  8  9 13 12 13 12 10  9 10 10  5  5  5  5  8  8  8
Clouds           B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                     40          40          30          30          30
QPF 12hr                   0.04        0.04        0.03        0.02        0.04
Snow 12hr                     1           1           1
Snowshwrs         S  C  C  C  C  C  C  C  C  C  C  C  C  C  S  S  C  C  C  C  C
Wind chill                                              -1                   -1
Min chill                                                  -1                -1


Date           02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          25       8    21      10    25      11    28      15    34
Temp          19 25 13    8 15 21 13   11 21 25 17   11 22 28 17   16 27 34
Dewpt          8 10  6    1  2  6  7    5 10 10 10    6  9 13  9    9 12 18
PWind dir         S      SW     S       S     S      SW    SW      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B1 B1   B1 B1 B1 B2   B2 B2 B2 OV   B2 B1 B1 B1   B1 B2 B1
PoP 12hr         30      20    20      20    30      30    20      20    20
Snowshwrs      C  S       S  S  S  S    S  C  S  C    C  S  S  S    S  S  S

$$
MTZ011-231100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
221 PM MST Wed Feb 22 2017

Date          Wed 02/22/17      Thu 02/23/17            Fri 02/24/17         Sat
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          32          18          30          12
Temp             36 31 30 29 27 25 27 29 28 22 20 20 19 19 27 29 29 23 19 17 13
Dewpt            31 30 29 27 25 23 22 21 20 19 18 18 18 17 20 19 21 20 17 16 12
RH               82 96 96 92 92 92 81 72 71 88 92 92 96 92 74 66 72 88 92 96 96
Wind dir         NE NE NE  N NE NE NE NE NE NE  E  E  N  N  W  W NW NW  N  N  N
Wind spd          5  5  4  6 10 10 11 11  8  5  5  5  4  4  5  5  5  5  5  5  8
Clouds           OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B1 B2 B2 B2
PoP 12hr                     50          40          20          20          20
QPF 12hr                   0.05        0.05        0.02        0.02           0
Snow 12hr                     1           1           T
Snowshwrs         C  C  C  C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S
Obvis                   F  F  F  F  F


Date           02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          30      12    26       9    25      12    28      15    37
Temp          21 30 15   13 22 25 11   11 17 25 13   14 22 28 17   17 31 37
Dewpt         14 21 12   11 14 15  8    8  9 15 10   11 14 17 13   14 20 24
PWind dir        NW      SW     W       N     E      NW     W      SW     W
Wind char        LT      LT    GN      LT    GN      GN    LT      GN    GN
Avg clouds    B2 B2 B1   B1 B1 B2 B2   B2 B2 B2 B2   B2 B1 B1 B1   SC B1 B1
PoP 12hr         20      20    20      30    30      20    20      10    10
Snowshwrs      S  S  S          S  S    C  C  C  S    S  S  S

$$
MTZ051-231100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
221 PM MST Wed Feb 22 2017

Date          Wed 02/22/17      Thu 02/23/17            Fri 02/24/17         Sat
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                      21          28          15          27          15
Temp             31 28 25 23 23 22 25 27 26 22 20 17 15 18 26 27 26 20 18 16 15
Dewpt            29 27 24 22 21 20 21 22 20 19 17 15 13 14 17 16 18 16 14 14 13
RH               92 96 96 96 92 92 84 81 78 88 88 92 92 84 68 63 71 84 84 92 92
Wind dir         NW  N  N  W  N NW  N  N  N  N NE  S  W  W NW NW  N  N  W  W  W
Wind spd          5  4  5  5  5  6  8 10  9  8  6  5  6  6  5  5  6  6  4  4  5
Clouds           OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                     70          40          30          30          30
QPF 12hr                   0.06        0.06        0.08        0.03        0.02
Snow 12hr                     1           1           1
Snowshwrs         L  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
Obvis                   F  F PF  F PF
Winter Weath      Y  Y  Y


Date           02/25/17  Sun 02/26/17  Mon 02/27/17  Tue 02/28/17  Wed 03/01/17
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          28      11    25      10    25       8    26      13    35
Temp          23 28 17   11 24 23 14   10 22 24 15    8 23 25 14   16 32 34
Dewpt         14 17 10    5 10 12 10    6 12 14 11    4 12 13  8   10 15 18
PWind dir         W       W     W      NE    SE      NW     W       W     W
Wind char        LT      GN    GN      LT    LT      LT    GN      GN    GN
Avg clouds    B2 B2 B2   B1 SC B1 B1   B2 B2 B2 B2   B2 B1 B1 B1   SC B1 B2
PoP 12hr         30      20    20      40    30      30    30      10    20
Snowshwrs      C  C  S          S  C    C  C  S  C    C  C  S             S

$$
weather.gov/greatfalls




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