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Point Forecast Matrices
National Weather Service Great Falls MT
340 AM MDT Wed Apr 26 2017

MTZ012-262300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
340 AM MDT Wed Apr 26 2017

Date             Wed 04/26/17            Thu 04/27/17            Fri 04/28/17
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          36          47          32          47
Temp             34 41 48 50 48 42 39 38 37 40 45 46 46 41 36 33 32 37 42 46 47
Dewpt            32 36 34 34 36 36 36 33 32 31 30 31 34 34 33 31 31 36 34 33 32
RH               92 82 58 54 63 79 89 82 82 70 55 55 63 76 89 92 96 96 73 60 56
Wind dir          S  S SW SW NW  W SW SW SW  W  W  W NW NW  W  W  W  W  N  N NE
Wind spd          5  8  6  8  8  5  8 12 10 13 16 17 13 13 10 10  9  9 11 11 11
Clouds           B2 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV B2 B2 B2
PoP 12hr                     80          50          60          50          50
QPF 12hr                   0.09        0.14        0.15        0.15        0.09
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  D  C  C  C  C  C  C  L  L  C  C  C        C  C  C  S
Snowshwrs                                                C  C  C  C  C
Tstms                      S  S  S
Obvis             F  F


Date               Sat 04/29/17  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17
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            30    54      36    56      36    54      35    56
Temp          36   30 48 53 39   37 53 55 42   36 50 53 39   36 51 55
Dewpt         32   29 33 30 31   30 34 29 32   31 32 31 32   31 33 29
PWind dir          NW    SW      SW    SW       W     W      NW    NW
Wind char          GN    GN      GN    BZ      BZ    GN      GN    GN
Avg clouds    B2   B1 B1 SC SC   SC B2 B2 B1   B1 B2 B2 B2   B2 B2 B2
PoP 12hr           20    10      10    30      40    30      40    40
Rain shwrs     S    S                C  C  S    C  C  C  C    C  C  C
Snowshwrs      S    S

$$
MTZ010-262300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
340 AM MDT Wed Apr 26 2017

Date             Wed 04/26/17            Thu 04/27/17            Fri 04/28/17
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                      48          34          44          31          48
Temp             31 37 44 47 48 41 38 36 35 38 40 43 44 39 36 33 31 35 41 46 47
Dewpt            31 34 37 35 35 35 35 33 34 34 34 35 33 33 32 30 30 33 34 34 30
RH              100 89 76 63 60 79 89 89 96 85 79 73 65 79 85 89 96 92 76 63 51
Wind dir          S  S  S  S SW NW NW NW NW NW NW NW NW NW NW NW NW NW  N  N  N
Wind spd          8  9  8  8  9  8  9  9 10 12 13 12 13 13 10 10 10 10  9  9 12
Clouds           OV OV OV OV OV B2 B2 B2 OV B2 OV OV OV OV OV OV OV OV B2 B2 B2
PoP 12hr                     80          50          70          50          30
QPF 12hr                   0.09        0.16        0.19        0.07        0.04
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S  S  D  C  C  C  C  L  L  L  L  C  C  C        C  C  C  C
Snowshwrs         S  S                                   C  C  C  C  C
Tstms                      S  S  S
Obvis             F  F


Date               Sat 04/29/17  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17
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    53      36    55      35    52      34    54
Temp          35   31 47 53 39   37 52 53 40   35 48 51 38   35 50 53
Dewpt         30   30 33 29 30   30 35 30 33   32 31 29 32   32 34 29
PWind dir          NW     W      SW    SW       W    NW      NW    NW
Wind char          GN    GN      GN    GN      BZ    GN      BZ    GN
Avg clouds    B2   B1 SC SC SC   B1 B2 B2 B1   B1 B1 B2 B2   B2 B2 B2
PoP 12hr           40    10      20    20      30    30      30    40
Rain shwrs     C    S             S  S  S  C    C  C  C  C    C  C  C
Snowshwrs      C    S             S

$$
MTZ014-262300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
340 AM MDT Wed Apr 26 2017

Date             Wed 04/26/17            Thu 04/27/17            Fri 04/28/17
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                      53          36          50          33          51
Temp             34 39 49 53 52 45 41 38 37 39 46 49 49 41 38 34 33 39 47 51 49
Dewpt            32 33 34 31 31 33 31 31 31 28 25 24 26 28 28 27 27 30 29 29 29
RH               92 79 56 43 44 62 67 76 79 64 43 37 40 59 67 75 78 70 49 42 46
Wind dir          S  E SW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W NW NW  N
Wind spd          4  4  6 11 11  9 11 11 12 14 18 19 14 14  8  8  5  5 10 10 11
Clouds           OV OV OV B2 B2 B2 OV B2 B2 B1 B1 B2 B2 B2 B2 B2 OV OV OV OV B2
PoP 12hr                     70          40          40          30          40
QPF 12hr                   0.10        0.12        0.07        0.03        0.08
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  S  C  L  C  C  C  C  C  C  C  C  C  C  C  C     C  C  C  S
Snowshwrs         C                       C  C              C  C  C  C
Tstms                      S  S  S


Date               Sat 04/29/17  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17
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            32    56      37    58      38    56      36    57
Temp          38   32 49 56 42   38 53 57 43   38 52 55 41   37 52 56
Dewpt         30   28 30 29 30   32 33 32 32   32 30 29 31   32 32 31
PWind dir          NW    SW      SW    SW       W     W       W    NW
Wind char          GN    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B1 SC SC   SC B2 B2 B1   B1 B1 B1 B2   B2 B2 B2
PoP 12hr           20    10      10    30      30    30      30    30
Rain shwrs     S    S                C  C  C    S  S  C  C    C  C  C
Snowshwrs      S    S                                            C

$$
MTZ055-262300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
340 AM MDT Wed Apr 26 2017

Date             Wed 04/26/17            Thu 04/27/17            Fri 04/28/17
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          35          46          30          46
Temp             35 41 48 50 48 43 39 37 36 38 44 45 45 38 34 31 30 36 43 45 45
Dewpt            33 35 32 31 34 36 36 33 34 31 27 25 28 29 29 26 27 29 28 28 31
RH               92 79 54 48 58 76 89 85 92 76 51 45 51 70 82 81 88 75 55 51 58
Wind dir         SE  S SW  W  W  W  W  W  W  W  W NW NW NW  W  W  W  W NW NW  N
Wind spd          4  5  9 11 11  5  6 10 10 11 12 13 11 11  8  8  5  5  6  6  9
Clouds           OV OV B2 B2 B2 OV OV OV OV B2 B2 B2 OV OV B2 B2 B2 B2 OV OV OV
PoP 12hr                     60          70          60          40          40
QPF 12hr                   0.06        0.24        0.13        0.04        0.11
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  S  S  L  L  L  L  L  C  C  C  L  C  C           C  C  C  C
Snowshwrs                                 C  C  C  L     C  C  C  C  C
Tstms                      S


Date               Sat 04/29/17  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17
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            28    52      32    56      34    54      33    54
Temp          33   28 47 51 37   33 51 55 40   34 51 52 40   33 51 53
Dewpt         30   26 29 30 31   29 32 36 34   31 31 32 35   30 33 33
PWind dir           N    SW      SW    SW       W     W      NW     W
Wind char          LT    LT      LT    LT      GN    LT      GN    LT
Avg clouds    OV   B2 B1 SC SC   SC B2 B2 B2   B1 B2 B2 B2   B2 B2 B2
PoP 12hr           30    20      10    40      30    30      30    40
Rain shwrs     C    C  S  S             C  C    C  C  C  C    C  C  C
Snowshwrs      C    C  S             C             C             C

$$
MTZ055-262300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
340 AM MDT Wed Apr 26 2017

Date             Wed 04/26/17            Thu 04/27/17            Fri 04/28/17
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                      40          29          37          21          38
Temp             29 34 38 40 39 34 32 31 30 30 35 37 35 31 28 25 21 27 34 38 37
Dewpt            28 31 29 30 30 33 32 31 29 27 21 22 24 27 25 22 19 23 21 23 25
RH               96 89 70 67 70 96100100 96 88 56 54 64 85 88 88 92 85 58 54 61
Wind dir          S SW SW SW SW  S SW  W NW  W  W  W NW NW  N  N  N  N  N  N  N
Wind spd          5  8 10 11  9  4  8 11  8  8  9 10 11 11  6  6  5  5 10 10 11
Clouds           OV B2 B2 B2 OV OV OV OV OV B2 B2 OV B2 B2 OV OV B2 B2 B2 B2 B2
PoP 12hr                     80          80          60          40          40
QPF 12hr                   0.17        0.30        0.13        0.07        0.05
Snow 12hr                     1           1           1
Rain shwrs              C  L  D  D  D  L              C                 C  C  S
Snowshwrs         C  C  C  L  D  D  D  L  L  L  C  L  C  C  C  C  C  C  C  C  S


Date               Sat 04/29/17  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17
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            20    42      24    45      27    43      26    45
Temp          28   20 39 41 29   25 41 44 33   27 41 41 32   26 41 44
Dewpt         25   18 22 24 25   24 27 30 30   25 26 27 29   24 26 27
PWind dir           N     N      SW    SW      SW     W       W    NW
Wind char          GN    LT      LT    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B1 SC B1   SC B2 B2 B2   B1 B1 B2 B2   B2 B2 B2
PoP 12hr           20    20      10    30      40    30      30    30
Rain shwrs     S       S  S                C    S
Snowshwrs      S    S  S  S          S  C       S  C  C  C    C  C  S

$$
MTZ008-262300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
340 AM MDT Wed Apr 26 2017

Date             Wed 04/26/17            Thu 04/27/17            Fri 04/28/17
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          32          46          28          46
Temp             36 41 48 50 47 41 38 34 33 36 42 45 44 37 32 28 29 35 42 45 45
Dewpt            30 31 27 27 31 33 32 29 27 24 18 20 20 23 23 21 22 23 20 22 25
RH               79 67 44 41 53 73 79 82 78 61 37 36 38 56 69 75 75 61 41 40 45
Wind dir          S SW SW SW  W NW NW SW SW  W  W NW NW NW  W  W  W  W NW NW  N
Wind spd          8 11 12 12 12  9 12 12 10 12 13 14 14 14  8  8  6  6 10 10 14
Clouds           B2 B2 B2 B2 OV OV OV B2 B1 SC B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2
PoP 12hr                     50          80          50          30          40
QPF 12hr                   0.05        0.25        0.08        0.02        0.06
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                 C  L  L  D  L              C  C              C  C  C
Snowshwrs         S                 D  L  C  C  C  C     C  S  S  C  C


Date               Sat 04/29/17  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17
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            28    51      32    54      34    53      32    54
Temp          33   28 46 50 36   33 51 52 39   35 50 52 39   32 49 53
Dewpt         26   23 25 25 26   25 28 28 31   28 26 27 31   26 27 26
PWind dir           N    NW      SW    SW       W     W      NW    NW
Wind char          GN    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B1 SC SC   SC B2 B2 B2   B1 B1 B2 B2   B2 B1 B1
PoP 12hr           30    20      10    30      20    30      30    30
Rain shwrs     C       S                C  S    S     C  C    C     C
Snowshwrs      C    S  S             S             S  C       C  C  C

$$
MTZ011-262300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
340 AM MDT Wed Apr 26 2017

Date             Wed 04/26/17            Thu 04/27/17            Fri 04/28/17
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                      52          36          48          33          52
Temp             35 40 49 52 51 46 41 38 37 39 45 47 48 42 38 35 33 38 47 51 52
Dewpt            33 34 32 35 34 37 36 35 35 35 35 38 38 37 36 34 32 33 32 33 31
RH               92 79 52 52 52 71 82 89 92 85 68 71 68 82 92 96 96 82 56 50 44
Wind dir          E  E SE SE SE  E  E  E  E SE  S NW  N  N NW NW  N  N  N  N  N
Wind spd          9 11 11 11 12 12 11 10  9  8  9  9  9  9  5  5  6  6  8  8 10
Clouds           OV B2 B2 B2 B2 B2 OV B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B1
PoP 12hr                     30          50          70          50          30
QPF 12hr                   0.02        0.13        0.15        0.12        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S        C  C  C  C  C  C  C  L  L  C  C  C  C     C  C  C
Snowshwrs         S                                         C  C  C  C
Tstms                         S  S
Obvis             F  F


Date               Sat 04/29/17  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17
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            32    58      36    61      37    58      36    59
Temp          38   32 53 57 42   37 57 59 45   37 53 57 41   37 55 58
Dewpt         31   29 34 32 35   33 35 35 38   33 34 34 34   33 34 34
PWind dir          NW    SW      SW    SW       W    NW      NW    NW
Wind char          GN    GN      GN    GN      BZ    GN      GN    GN
Avg clouds    B1   SC SC SC SC   FW B1 B2 B1   B2 B1 B1 B2   B2 B1 B1
PoP 12hr           10    20       5    30      40    30      30    20
Rain shwrs                S          C  C  S    C  C  C  C    C  S  S

$$
MTZ051-262300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
340 AM MDT Wed Apr 26 2017

Date             Wed 04/26/17            Thu 04/27/17            Fri 04/28/17
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                      47          34          43          31          43
Temp             29 36 45 47 45 40 37 37 35 38 41 42 43 37 35 34 31 34 39 40 43
Dewpt            28 32 30 32 34 37 35 34 33 33 31 30 34 32 32 32 30 32 31 27 30
RH               96 85 55 56 65 89 92 89 92 82 67 62 70 82 89 92 96 92 73 59 60
Wind dir          S  S SE SE SE SE SE SW  W  W NW NW NW NW  W  W  W  W  N  N  N
Wind spd          6  6  8 10 10  8  8  6  9 10 12 12 12 12  9  9  9  9 10 10 10
Clouds           B2 B2 OV OV OV OV OV B2 B2 OV OV OV OV OV OV OV OV OV OV OV B2
PoP 12hr                     60          70          70          50          50
QPF 12hr                   0.07        0.20        0.20        0.10        0.11
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  L  L  L  L  C  L  L  L  L  C  C  C           C  C  S
Snowshwrs         S                                      C  C  C  C  C
Tstms                         S  S
Obvis             F  F


Date               Sat 04/29/17  Sun 04/30/17  Mon 05/01/17  Tue 05/02/17
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            28    50      33    55      35    52      34    52
Temp          31   28 46 49 38   34 53 53 41   35 48 51 38   35 46 52
Dewpt         28   25 29 30 29   30 33 34 33   31 30 31 32   32 30 28
PWind dir           W     W      SW    SW       W    NW      NW    NW
Wind char          GN    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B1 SC B1 B1   SC SC B2 B2   B1 B1 B1 B2   B2 B2 B2
PoP 12hr           20    20      10    30      30    30      20    30
Rain shwrs     S       S  S          S  C  S    C  C  C  S    S  C  C
Snowshwrs      S    S  S

$$
weather.gov/greatfalls




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