Point Forecast Matrices
Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
227 AM MST Fri Nov 15 2024

MTZ312-152300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
227 AM MST Fri Nov 15 2024

Date                Fri 11/15/24            Sat 11/16/24            Sun 11/17/24
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          25          44          31          52
Temp             29 29 39 43 40 35 33 32 30 29 38 43 38 32 33 36 39 42 47 51 47
Dewpt            20 21 23 25 27 29 28 27 25 24 27 23 21 15 16 15 17 22 25 29 30
RH               69 72 52 49 59 78 82 81 81 81 64 45 50 49 49 42 40 44 42 42 51
Wind dir         SW  W  N NE NE NE  N NW NW  W SW SW SW SW SW SW SW SW SW SW SW
Wind spd          5  3  3  9  8  5  9  9  8  6 11 16 14 21 27 31 33 35 32 27 19
Wind gust                                               33    43 44 46 46 40
Clouds           SC SC SC B2 OV OV OV B2 B2 SC CL CL FW FW B1 B2 B2 B2 B1 B1 B1
PoP 12hr                     20          60           5           5           5
QPF 12hr                   0.02        0.04           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S  C                                            S
Snow                          S  C  C
High Wind                                                A  A  A  A  A  A  A


Date               Mon 11/18/24  Tue 11/19/24  Wed 11/20/24  Thu 11/21/24
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            32    43      22    39      17    42      28    51
Temp          41   37 42 38 28   24 35 33 23   18 36 36 31   33 45 44
Dewpt         27   23 18 18 18   13 18 19 15   10 15 18 17   18 22 26
PWind dir          SW    SW      SW     W      SW     S       S    SW
Wind char          BZ    BZ      GN    GN      LT    GN      GN    GN
Avg clouds    B1   B2 B1 B1 B1   SC SC SC SC   FW SC SC SC   SC B1 SC
PoP 12hr           30    10      10     5       0     5       5    20
Rain           S    C                                               S
Snow                C

$$
MTZ303-152300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
227 AM MST Fri Nov 15 2024

Date                Fri 11/15/24            Sat 11/16/24            Sun 11/17/24
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          19          41          29          49
Temp             26 25 39 44 38 29 26 25 22 22 37 40 34 31 31 33 35 37 45 48 44
Dewpt            20 20 25 23 24 23 23 22 20 19 21 19 18 16 15 17 20 23 27 30 30
RH               78 81 57 43 57 78 88 88 92 88 52 42 51 53 51 51 54 56 49 49 57
Wind dir         SW  W NW  N NE  N NW NW NW  W  W  W  W  W SW SW SW SW SW SW SW
Wind spd          8  5  5  6  5  8  9  9  6  9 16 23 19 29 31 31 29 31 29 28 21
Wind gust                                      26 39 42 47 49 48 46 46 49 46 33
Clouds           FW SC FW SC B1 B1 B1 B1 B1 SC FW FW FW SC B2 OV B2 B2 B1 B1 B1
PoP 12hr                      0           0           0           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                                          C
High Wind                                                A  A  A  A  A  A


Date               Mon 11/18/24  Tue 11/19/24  Wed 11/20/24  Thu 11/21/24
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            28    40      17    36      13    39      23    48
Temp          38   31 37 34 25   19 32 30 20   14 32 34 28   27 41 42
Dewpt         26   20 18 19 18   13 17 17 14    9 15 16 16   17 24 25
PWind dir          SW     W       W     W       W     S       S    SW
Wind char          BZ    WY      GN    GN      LT    GN      GN    GN
Avg clouds    B1   B1 B1 B1 B1   B1 SC SC SC   SC SC SC B1   B1 B1 B1
PoP 12hr           30    10       5     5       0     5      10    20
Rain           C    S                                               S
Snow                S                                               S

$$
MTZ319-152300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
227 AM MST Fri Nov 15 2024

Date                Fri 11/15/24            Sat 11/16/24            Sun 11/17/24
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          26          42          24          48
Temp             26 26 36 42 40 36 36 34 30 27 36 41 37 32 30 29 30 31 42 47 44
Dewpt            21 21 24 26 31 30 30 28 26 23 28 26 25 20 17 18 20 21 28 30 30
RH               81 81 61 53 70 79 79 78 85 85 72 55 61 61 58 63 66 66 57 51 57
Wind dir          N  W NW  N  N NW NW NW  W  W  W  W SW SW  S  S  S  S  S  S  S
Wind spd          0  1  2  8 10 10 10  6  3  3  6 10  9 13 16 14 12 14 16 17 16
Wind gust                                               25 26 28 25 27 31 31
Clouds           SC B2 OV OV OV OV OV OV OV SC FW FW FW SC B1 B2 B2 B2 B1 B1 B1
PoP 12hr                     40          90          10           0          10
QPF 12hr                   0.09        0.12           0           0           0
Snow 12hr                 00-00           2       00-00
Rain                          L                                               C
Snow                          L  D  L  C
Winter Weath               Y  Y  Y  Y  Y  Y


Date               Mon 11/18/24  Tue 11/19/24  Wed 11/20/24  Thu 11/21/24
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            27    40      18    37      14    39      20    46
Temp          37   30 36 35 27   19 30 33 23   15 29 35 26   22 35 41
Dewpt         27   24 23 21 17   14 19 19 13   10 17 20 16   16 25 28
PWind dir           S     W      SW     W      SW     S       S     S
Wind char          GN    LT      LT    LT      LT    LT      GN    LT
Avg clouds    B1   B2 B2 B1 B1   B1 B1 B1 SC   SC SC SC SC   SC SC SC
PoP 12hr           70    40      10    10       5     5      10    20
Rain           C    L                                               S
Snow           C    L  C  C                                         S

$$
MTZ326-152300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
227 AM MST Fri Nov 15 2024

Date                Fri 11/15/24            Sat 11/16/24            Sun 11/17/24
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                      42          25          39          18          44
Temp             22 23 34 40 38 33 31 30 28 28 34 39 35 27 24 23 24 27 38 44 39
Dewpt            18 19 25 25 29 31 31 30 28 28 29 28 27 22 19 18 19 21 26 28 27
RH               84 84 69 55 70 92100100100100 82 64 72 81 81 81 81 78 62 53 62
Wind dir          S SW NW  W SW NW NW NW  W  W  W  W  S  S  S  S  S  S  S SW  S
Wind spd          2  1  2  3  4  5  5  6  6  5  3  5  5 11 12 13 12 10 10 12 13
Wind gust                                                              21 28
Clouds           B2 OV OV OV OV OV OV OV OV OV B1 SC FW FW SC SC B2 B1 B2 B1 B1
PoP 12hr                     30         100          50           0           5
QPF 12hr                   0.03        0.07        0.01           0           0
Snow 12hr                 00-00           T       00-00
Rain                                                                          S
Snow                          C  L  D  L  C  C                                S


Date               Mon 11/18/24  Tue 11/19/24  Wed 11/20/24  Thu 11/21/24
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    37      12    32       7    36      14    44
Temp          32   28 33 32 22   14 27 28 15    8 27 31 20   17 35 38
Dewpt         25   24 27 22 17   12 20 17 12    6 17 17 14   13 24 24
PWind dir           S     W       S    SW      SE     S      SE     S
Wind char          GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1   B2 B2 B2 B2   B1 B1 SC SC   FW SC SC SC   SC SC SC
PoP 12hr           60    70      30    10       5     5      10    10
Rain           S
Snow           S    L  L  C  C    S

$$
MTZ330-152300-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
227 AM MST Fri Nov 15 2024

Date                Fri 11/15/24            Sat 11/16/24            Sun 11/17/24
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                      37          16          32          15          27
Temp             13 15 31 37 34 26 23 22 19 19 29 32 28 22 19 18 17 18 24 27 25
Dewpt            12 13 22 22 26 25 23 22 19 19 22 20 22 20 17 17 16 17 19 18 19
RH               96 92 69 54 72 96100100100100 75 61 78 92 92 96 96 96 81 68 78
Wind dir         NE NE  N NE  W  N  N  W  S NW NW  W SW SW SW SW SW  S SW SW  S
Wind spd          1  2  3  4  2  2  3  2  2  2  3  8  5 14 19 19 18 18 17 18 14
Wind gust                                                              27 31
Clouds           B2 OV OV B1 OV OV OV OV OV B2 B1 B1 B1 B1 B2 OV OV OV B2 B2 B2
PoP 12hr                     50          90          70          40          40
QPF 12hr                   0.03        0.06        0.02        0.01           0
Snow 12hr                     T           1           T
Snow                    S  C  C  L  D  C  L  L  C  C  C  C  C  C  C  C  S  S  C
Obvis            PF PF
Winter Weath               Y  Y  Y  Y  Y  Y


Date               Mon 11/18/24  Tue 11/19/24  Wed 11/20/24  Thu 11/21/24
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    29       5    24      -3    28       4    36
Temp          22   19 27 25 13    8 19 19  5   -2 20 23  8    6 27 30
Dewpt         20   19 23 18 11    8 12 11  3   -2 11 12  4    4 19 20
PWind dir           S    SW       W     W       S     S       S     S
Wind char          GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B2   OV OV OV B2   B2 OV B1 SC   B1 B1 SC SC   SC B1 SC
PoP 12hr           70   100      60    30      10    10      10    20
Snow           C    L  D  D  L    C  C  S                        S  S

$$
MTZ328-152300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
227 AM MST Fri Nov 15 2024

Date                Fri 11/15/24            Sat 11/16/24            Sun 11/17/24
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                      38          23          37          18          37
Temp             22 22 33 37 34 30 30 28 26 25 33 37 31 23 20 21 23 24 33 37 33
Dewpt            17 17 22 24 29 29 28 26 24 24 27 25 24 18 15 16 18 19 23 24 25
RH               81 81 63 59 82 96 92 92 92 96 78 61 75 81 81 81 81 81 66 59 72
Wind dir          S SE NE  N  N  N  N  N  W SW SW SW  S  S  S  S  S  S  S  S  S
Wind spd          2  4  5  8  8 11 14 13 10  6  5  5  6 11 16 16 17 17 18 19 17
Wind gust                                                              31 33
Clouds           B2 B2 OV OV OV OV OV OV OV B2 SC FW FW SC B1 B1 B2 B1 B1 B1 B2
PoP 12hr                     50          90          10           0          10
QPF 12hr                   0.11        0.13           0           0           0
Snow 12hr                     1           1       00-00
Snow                          D  D  C  C                                      C


Date               Mon 11/18/24  Tue 11/19/24  Wed 11/20/24  Thu 11/21/24
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            20    33      10    29       7    32      17    41
Temp          28   25 30 28 17   13 24 23 12    8 24 28 20   19 34 36
Dewpt         22   21 22 19 12    8 15 15  6    2 14 17 12   11 22 24
PWind dir           S    SW      SW    SW       S     S       S     S
Wind char          BZ    GN      LT    LT      LT    LT      GN    LT
Avg clouds    B2   B2 B2 B1 B2   B1 B1 SC SC   SC SC SC SC   SC SC SC
PoP 12hr           60    60      20     0       0     5       5    10
Snow           C    L  L  C  S

$$
MTZ305-152300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
227 AM MST Fri Nov 15 2024

Date                Fri 11/15/24            Sat 11/16/24            Sun 11/17/24
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                      49          22          44          25          55
Temp             28 27 42 48 44 35 32 29 26 25 35 43 38 31 30 30 35 35 48 54 50
Dewpt            20 20 27 27 29 27 27 26 25 25 28 28 26 21 19 17 18 20 26 29 30
RH               71 74 55 44 55 72 81 88 96100 75 55 62 66 63 58 49 54 42 38 46
Wind dir         SW SW  W  E NE NE  N  N NW  W  W SW SW SW SW SW SW SW SW SW SW
Wind spd          5  4  2  4  5  3  4  5  6  6 10 11  9 14 17 19 19 21 25 24 19
Wind gust                                                     29 32 32 37 37
Clouds           FW SC SC B1 B2 OV OV OV B2 B2 B1 FW FW FW SC B1 B2 B1 SC B1 B1
PoP 12hr                      0          20          10           0           5
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                S
Snow                                S


Date               Mon 11/18/24  Tue 11/19/24  Wed 11/20/24  Thu 11/21/24
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            31    48      18    39      12    42      19    48
Temp          42   36 43 42 27   23 33 34 21   14 34 36 25   25 40 42
Dewpt         30   24 23 24 22   18 21 20 16   10 18 18 15   16 22 24
PWind dir          SW     W       W     W       W     S      SE    SW
Wind char          BZ    BZ      GN    GN      LT    LT      LT    LT
Avg clouds    B2   B2 B1 SC SC   SC SC FW SC   FW SC SC SC   SC SC SC
PoP 12hr           20    10      10     5       0     0       5    10
Rain                S

$$
MTZ314-152300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
227 AM MST Fri Nov 15 2024

Date                Fri 11/15/24            Sat 11/16/24            Sun 11/17/24
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                      45          24          38          21          47
Temp             27 29 42 43 38 33 31 31 27 26 33 37 32 26 25 26 30 33 43 46 42
Dewpt            18 20 24 24 27 31 31 31 27 26 29 28 24 19 18 15 18 23 28 31 30
RH               68 69 48 47 64 92100100100100 85 70 72 74 74 62 60 66 55 55 62
Wind dir         SE SE  E  E NE  N  N NW NW NW NW  W SW SW SW SW SW SW SW SW SW
Wind spd          4  4  5  9  6  6  8  9 10  9  9  8  5 11 12 14 14 17 17 16 14
Wind gust                                                     26 26 29 31 28 25
Clouds           SC B1 B2 OV OV OV OV OV OV OV SC FW FW FW FW SC B1 B1 SC B1 B1
PoP 12hr                     20          90          50           0           5
QPF 12hr                   0.05        0.23        0.03           0           0
Snow 12hr                 00-00           2           T
Snow                          C  L  D  D  C  C


Date               Mon 11/18/24  Tue 11/19/24  Wed 11/20/24  Thu 11/21/24
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            28    41      17    34      13    40      22    52
Temp          38   33 38 34 25   19 31 29 20   15 34 32 26   28 46 43
Dewpt         28   24 22 21 18   14 20 18 14    8 16 18 16   17 26 26
PWind dir          SW     W       W     W       W    SW       S    SW
Wind char          GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    B2   B2 B2 SC SC   B1 SC SC SC   FW FW FW SC   SC SC SC
PoP 12hr           30    30      20    10       5     5       5    20
Rain                C  C                                            S
Snow                   C  S  S                                   S

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