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Point Forecast Matrices
National Weather Service Great Falls MT
347 AM MDT Fri Oct 20 2017

MTZ012-202300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
347 AM MDT Fri Oct 20 2017

Date             Fri 10/20/17            Sat 10/21/17            Sun 10/22/17
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      63          37          51          45          62
Temp             51 52 59 52 47 41 39 38 38 38 48 51 50 45 48 51 54 56 61 60 53
Dewpt            15 16 25 30 26 26 24 25 26 24 20 17 23 28 34 38 41 43 37 32 32
RH               23 24 27 43 43 55 54 59 62 57 33 26 34 51 58 61 61 62 41 35 44
Wind dir          S SW  W  W  W SW SW SW SW SW  W SW SW SW SW SW SW SW  W  W  W
Wind spd         12 10 19 23 20 20 20 19 18 19 24 26 18 19 21 24 24 26 37 39 32
Wind gust                 37 34 34 33 31                      34 36 44 62 63 44
Clouds           SC B1 B1 B2 B2 SC SC SC SC FW FW FW B1 B2 B2 B2 B2 B2 B2 B1 B1
PoP 12hr                     20          10          10          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    S  S                                S  S  S  S  S  S  C


Date               Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            43    56      38    65      45    65      34    51
Temp          46   43 55 52 41   41 62 62 49   47 65 53 40   34 46 50
Dewpt         33   32 26 25 27   29 33 31 31   27 32 32 29   26 26 24
PWind dir           W     W       W    SW      SW    SW      NW     W
Wind char          BZ    BZ      GN    BZ      BZ    BZ      BZ    GN
Avg clouds    B1   SC SC SC SC   SC FW FW FW   FW SC SC B1   B1 B1 SC
PoP 12hr           30     5       5     0       0    20      40    10
Rain           C    C                                    C    S
Rain shwrs                                            S
Snow                                                          S

$$
MTZ010-202300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
347 AM MDT Fri Oct 20 2017

Date             Fri 10/20/17            Sat 10/21/17            Sun 10/22/17
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      50          37          48          38          58
Temp             42 44 50 50 47 42 41 39 38 38 45 48 42 38 39 41 46 48 57 57 50
Dewpt            21 24 29 24 26 27 28 27 29 28 21 20 21 25 28 32 38 40 38 30 30
RH               43 45 44 36 43 55 59 62 70 67 38 33 43 59 64 70 73 74 49 35 46
Wind dir          W  W  W  W  W  W  W  W  W  W  W  W SW SW SW SW SW SW  W  W  W
Wind spd          5 10 21 25 24 27 25 19 18 19 24 25 20 13 14 18 32 31 42 42 36
Wind gust              32 40 40 43 37 32 29    34                43 47 66 67 56
Clouds           B1 B2 B1 B2 B1 FW FW FW FW FW FW FW B1 B2 B2 B2 B2 B1 B1 SC B1
PoP 12hr                     10          10           5          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                        S  S  S  S  S  S  C


Date               Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            38    55      34    62      42    60      29    48
Temp          41   38 53 51 37   38 59 59 45   45 60 48 33   30 46 45
Dewpt         31   30 27 26 27   29 30 32 32   32 32 27 25   25 26 25
PWind dir           W     W       W     W       W     W      NW     W
Wind char          WY    WY      BZ    BZ      BZ    WY      BZ    GN
Avg clouds    SC   SC SC SC SC   SC SC FW FW   FW SC B1 B1   B1 SC SC
PoP 12hr           30     5       5     0       0    30      40     5
Rain           C    C                                    C    S
Rain shwrs                                            C
Snow                                                          S

$$
MTZ014-202300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
347 AM MDT Fri Oct 20 2017

Date             Fri 10/20/17            Sat 10/21/17            Sun 10/22/17
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      61          35          51          41          63
Temp             48 49 55 50 45 44 39 37 36 36 46 51 50 45 41 42 42 50 60 63 59
Dewpt            14 10 27 25 20 27 27 29 29 28 24 21 26 32 31 34 35 41 39 40 40
RH               25 20 34 37 36 51 62 72 75 72 42 30 39 60 67 73 76 71 46 43 49
Wind dir          S  S  W  W  W  W  W SW  W SW  W  W SW SW SW SW SW SW  W  W  W
Wind spd          4  4 14 17 14 12 11  8  6  6 12 11 10  8  9 10 10 11 21 21 18
Wind gust                 29 25                                     21 34 39
Clouds           SC B1 B2 B2 B2 SC SC SC SC FW SC B1 B2 B2 B2 B2 B1 B1 B2 B2 B2
PoP 12hr                     30          10          20          20          30
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                 S  C  S                          S  S  S  S  S  S  C  C  C


Date               Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            41    59      36    64      37    66      33    53
Temp          45   41 54 58 44   37 58 62 45   39 63 60 42   33 47 53
Dewpt         36   33 33 31 33   29 34 32 33   31 34 37 33   27 29 29
PWind dir           W     W      SW    SW      SW    SW      NW     W
Wind char          GN    GN      LT    LT      LT    GN      GN    LT
Avg clouds    B1   B1 B1 SC SC   SC FW FW FW   FW FW SC B1   B1 B1 SC
PoP 12hr           40    10       5     0       0    10      40    20
Rain           C    C                                    C    C  S

$$
MTZ055-202300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
347 AM MDT Fri Oct 20 2017

Date             Fri 10/20/17            Sat 10/21/17            Sun 10/22/17
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      64          29          50          38          62
Temp             46 47 60 50 43 37 33 29 30 32 46 50 46 39 38 38 43 45 58 62 58
Dewpt            20 21 28 29 28 28 26 24 25 26 25 20 24 28 29 31 36 38 38 38 41
RH               35 35 29 44 55 70 75 81 81 78 43 30 42 64 70 76 76 76 47 41 53
Wind dir          S SE SW  W  W  W SW SW SW SW  W  W SW SW SW SW SW SW SW  W  W
Wind spd          6  5 18 16 13 11  9  6  6  5 13 17 12  9  9 11 10 10 17 26 18
Wind gust                 28                                           32 40
Clouds           SC B1 B2 OV B2 B1 SC SC B1 SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     50          30          10          20          30
QPF 12hr                   0.08        0.01           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                    S  C  C  S                    S  S  S  S  S  S  C  C  C
Snow                          C  S  S  S


Date               Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            39    59      32    63      34    66      32    53
Temp          44   40 54 57 39   34 56 61 41   36 61 62 40   33 49 51
Dewpt         37   35 31 31 30   28 31 35 32   29 35 36 34   28 33 28
PWind dir           W     W       W    SW      SW    SW      NW     W
Wind char          GN    GN      LT    LT      LT    LT      GN    LT
Avg clouds    B2   B2 B1 SC SC   SC FW FW FW   FW FW SC SC   B1 B1 SC
PoP 12hr           40    10       5     0       0    10      30    10
Rain           C    C                                    C    C
Snow                                                          C

$$
MTZ055-202300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
347 AM MDT Fri Oct 20 2017

Date             Fri 10/20/17            Sat 10/21/17            Sun 10/22/17
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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          35          27          45
Temp             27 32 42 39 35 31 29 26 24 26 32 35 30 27 27 27 29 32 42 45 45
Dewpt            18 20 25 22 23 22 24 24 23 24 21 23 20 23 24 25 27 30 33 37 36
RH               68 61 50 50 61 69 81 92 96 92 63 61 66 85 88 92 92 92 70 73 70
Wind dir          S  S SW SW SW  W SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
Wind spd          4  6 14 14 10  8  6  4  5  6 13 17 13 10 10  9 11 11 17 19 16
Wind gust              27 27                                           28 31
Clouds           SC B1 OV OV B2 B1 B1 B1 B2 B1 B1 B2 B2 OV OV OV OV OV B2 B2 B2
PoP 12hr                     90          60          40          60          50
QPF 12hr                   0.19        0.08        0.01        0.11        0.07
Snow 12hr                     T           1           T
Rain                    D  D                                            C  C  C
Snow              S  C     D  L  C  C  C  S  C  S  C  C  C  L  L  C  C


Date               Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            31    47      24    52      24    52      25    45
Temp          36   31 44 45 31   25 46 50 32   25 48 49 35   25 42 43
Dewpt         33   29 29 29 25   22 27 37 27   23 30 33 32   22 25 28
PWind dir          SW     W       W     S       S     S      SW    NW
Wind char          GN    GN      LT    LT      LT    GN      LT    LT
Avg clouds    B2   B2 B1 SC SC   FW FW FW FW   FW FW FW SC   B1 SC SC
PoP 12hr           40    20       5     5       0     5      30    10
Rain           C    C                                    C    C
Rain shwrs             S
Snow                C                                         C
Snowshwrs              S

$$
MTZ008-202300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
347 AM MDT Fri Oct 20 2017

Date             Fri 10/20/17            Sat 10/21/17            Sun 10/22/17
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      57          28          45          36          58
Temp             45 48 54 49 42 34 32 30 29 29 40 45 43 38 36 38 40 43 53 58 52
Dewpt            10  9 31 26 20 24 24 23 22 21 16 20 24 28 27 29 31 35 33 36 34
RH               23 20 41 40 41 66 72 75 75 72 37 36 47 67 69 70 70 73 46 44 50
Wind dir          S  S SW  W  W SW SW  S SW SW SW SW  S  S  S  S  S  S SW SW SW
Wind spd         10 12 18 17 13 10 10 10 10  8 13 16 14 13 13 14 12 18 21 27 23
Wind gust           23 29 27 24                                     29 36 44
Clouds           SC B1 OV B2 B2 SC SC SC SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1
PoP 12hr                     30          20          20          20          20
QPF 12hr                   0.04           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                    C  C                          S  S  S  S  S  S  S  S  C
Snow                          S                       S  S


Date               Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            37    55      32    61      33    62      32    52
Temp          41   37 52 52 37   34 55 59 39   35 58 59 42   32 47 51
Dewpt         32   29 32 29 27   26 32 33 29   25 34 33 34   24 28 27
PWind dir          SW     W       W    SW       S     S       W    NW
Wind char          BZ    GN      GN    LT      GN    GN      GN    LT
Avg clouds    B1   B1 B1 SC SC   SC FW FW FW   FW FW FW SC   B1 SC SC
PoP 12hr           30    10       5     0       0     5      20    10
Rain           C    S                                    S    S
Snow                                                          S

$$
MTZ011-202300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
347 AM MDT Fri Oct 20 2017

Date             Fri 10/20/17            Sat 10/21/17            Sun 10/22/17
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      66          39          54          36          65
Temp             43 45 59 61 54 46 43 41 41 40 50 54 48 38 37 42 44 50 62 65 59
Dewpt            32 30 28 29 35 32 32 33 35 32 29 23 19 22 24 33 36 41 41 34 31
RH               65 55 30 29 48 58 65 73 79 73 44 30 31 52 59 70 73 71 46 31 34
Wind dir          S  S  W  W  W  W  W  W  W  W  W  W  W SW SW SW SW  W  W  W  W
Wind spd          4  4 13 19 21 21 19 19 17 18 24 23 14  9 10 13 14 23 36 37 27
Wind gust                 31 35 33 32 32                            39 59 62 39
Clouds           SC SC B1 B2 B2 B2 B2 B1 B1 SC FW FW FW FW B1 B2 B2 OV B2 B1 B1
PoP 12hr                     30          20          10          20          20
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                          S     S  S                    S  S  S  S  S  S  S


Date               Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            39    58      32    64      41    64      29    50
Temp          45   39 56 54 38   34 58 62 47   43 63 55 35   30 46 49
Dewpt         32   31 31 22 24   27 33 31 36   34 33 34 26   25 25 27
PWind dir           W    NW       W    SW      SW     W      NW     W
Wind char          BZ    BZ      GN    GN      GN    BZ      BZ    GN
Avg clouds    B1   SC SC SC FW   SC SC FW FW   FW FW SC B1   B1 SC FW
PoP 12hr           20     5       5     5       0    30      40     0
Rain           S    S                                    C
Rain shwrs                                            C

$$
MTZ051-202300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
347 AM MDT Fri Oct 20 2017

Date             Fri 10/20/17            Sat 10/21/17            Sun 10/22/17
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      67          34          49          38          61
Temp             51 54 65 62 47 40 37 35 34 36 45 49 44 38 41 46 47 53 61 59 57
Dewpt            20 23 24 32 33 32 27 27 27 25 18 17 18 24 29 36 35 40 36 35 36
RH               29 30 21 32 58 73 67 72 75 64 33 28 35 57 62 68 63 61 39 40 45
Wind dir          S  S SW  W  W  W  W  W  W  W  W  W  W SW SW SW SW  W  W  W  W
Wind spd          9  8 16 19 21 18 17 14 14 16 21 18 12 10 13 13 16 19 29 32 25
Wind gust              27 32 33 29 28          32 28                34 49 51 35
Clouds           SC B1 B2 B2 B2 B1 SC FW SC FW FW FW SC SC B1 B2 B2 B2 B2 B2 B1
PoP 12hr                     20          10           0          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                                        S  S        S  S  C


Date               Mon 10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            38    53      33    63      40    67      30    49
Temp          44   38 51 50 37   36 60 58 44   44 66 57 36   31 46 47
Dewpt         33   27 24 23 26   25 26 31 30   26 24 33 29   25 24 25
PWind dir           W    NW       W     W      SW     W      NW    NW
Wind char          BZ    BZ      GN    GN      GN    BZ      GN    GN
Avg clouds    B1   B1 SC SC SC   FW SC FW FW   FW FW SC B1   B1 B1 SC
PoP 12hr           30     5       5     0       0    20      40    10
Rain           C    C                                    C    S
Rain shwrs                                            S
Snow                                                          S

$$
weather.gov/greatfalls



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