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Point Forecast Matrices
National Weather Service Great Falls MT
315 AM MDT Sun Apr 23 2017

MTZ012-232300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
315 AM MDT Sun Apr 23 2017

Date             Sun 04/23/17            Mon 04/24/17            Tue 04/25/17
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          35          55          31          50
Temp             38 45 47 50 52 45 41 38 37 43 51 55 53 43 37 33 31 39 43 50 48
Dewpt            37 44 44 44 39 39 38 36 36 35 30 31 34 32 35 32 31 37 35 35 35
RH               96 96 89 80 61 79 89 92 96 73 44 40 48 65 92 96100 92 73 56 60
Wind dir         SW SW SW  W  W SW  W SW SW SW  W  W NW  N  N  N  N  N NW  N  E
Wind spd          6  6  5  6  8  8  8  9  9 10 12 10  9  8  6  5  5  4  5  5  9
Clouds           OV OV OV OV B2 B2 OV B2 B2 B2 B1 B2 OV B2 OV OV B2 OV B2 B2 B2
PoP 12hr                     70          30          20          30          50
QPF 12hr                   0.09        0.01        0.02        0.02        0.09
Snow 12hr                 00-00       00-00       00-00
Rain
Rain shwrs        C  L  L  L  C  S  S  S  S     S  S  C  C  C        C  C  C  C
Snowshwrs                                 S                 C  C  C
Tstms                                                                      S


Date               Wed 04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17
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            33    52      33    51      32    52      33    56
Temp          38   33 49 50 38   34 48 50 37   33 47 51 38   34 53 55
Dewpt         34   29 34 32 31   29 27 32 31   28 30 28 29   28 31 28
PWind dir          SE    SW       W     W      NW    NW       W    SW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B2 OV B2   B1 B2 B2 B2   B2 B1 B1 B2   B1 B1 SC
PoP 12hr           30    70      50    60      40    40      20    10
Rain shwrs     C    C  C  L  C    C  C  L  C    C  C  C  S    S

$$
MTZ010-232300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
315 AM MDT Sun Apr 23 2017

Date             Sun 04/23/17            Mon 04/24/17            Tue 04/25/17
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                      56          35          52          30          48
Temp             37 43 51 54 55 45 42 38 37 43 49 51 50 41 36 32 30 35 42 47 47
Dewpt            36 38 39 34 34 33 35 33 34 34 32 29 33 32 33 30 30 33 36 33 33
RH               96 82 63 46 45 62 76 82 89 70 52 42 52 70 89 92100 92 79 58 58
Wind dir          W  W  W  W  W  W  W  W  W  W  W NW  N  N  N  N  N NE NE  N  W
Wind spd          6  5  9 10 13 11 11 10  9 11 11 11 11 12  9  8  6  5  6  8 13
Clouds           OV OV OV OV B2 B2 B2 B2 B1 B1 B2 B2 B2 OV OV OV OV OV B2 B2 B2
PoP 12hr                     20          20          40          40          60
QPF 12hr                   0.01           0        0.04        0.03        0.12
Snow 12hr                 00-00       00-00       00-00
Rain
Rain shwrs        S  S  S  S  S           S  S  C  C  C  C  C        C  L  L  C
Snowshwrs                                 S                 C  C  C  C
Tstms                                                                      S


Date               Wed 04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17
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    49      32    49      32    51      33    54
Temp          37   32 44 49 37   32 44 48 37   33 47 50 38   34 50 53
Dewpt         35   31 35 31 31   30 34 30 31   31 33 26 31   31 32 28
PWind dir           W    SE      NW    NW      NW    NW       W     W
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B2 OV OV   B2 B2 B2 B2   B2 B1 B2 B2   B1 SC B1
PoP 12hr           40    50      50    60      40    40      10    20
Rain shwrs     C    C  C  C  C    C  L  L  C    C  C  C             S
Snowshwrs              C                           C

$$
MTZ014-232300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
315 AM MDT Sun Apr 23 2017

Date             Sun 04/23/17            Mon 04/24/17            Tue 04/25/17
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                      55          36          55          35          55
Temp             45 44 50 54 55 47 43 40 38 41 50 55 52 46 42 37 35 40 51 54 53
Dewpt            36 35 37 38 37 37 36 34 34 32 31 31 32 33 34 32 31 33 33 30 29
RH               70 70 61 54 51 68 76 79 85 70 48 40 46 60 73 82 85 76 50 40 39
Wind dir         SW  W  W NW NW  W  W  W SW  W  W  W NW  W  W  W  W NW NW  W  W
Wind spd          3  2  5  9  9  6  4  5  4  4  8  8  9  6  5  5  3  3  6  9  9
Clouds           B2 OV OV B2 OV B2 OV B2 B2 B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2
PoP 12hr                     70          30          40          30          40
QPF 12hr                   0.08        0.01        0.05        0.02        0.07
Snow 12hr                 00-00       00-00       00-00
Rain
Rain shwrs        C  L  L  C  C  S  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C
Snowshwrs                                 S                    C  C
Tstms                                                                      S


Date               Wed 04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17
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            36    54      35    54      35    54      34    57
Temp          41   36 51 53 41   35 50 53 41   35 49 53 39   35 52 56
Dewpt         32   31 31 28 31   30 27 27 31   30 29 26 29   30 29 27
PWind dir           W    SW       W     W      NW    NW      NW     W
Wind char          LT    GN      GN    GN      GN    GN      GN    LT
Avg clouds    B2   B2 B2 B2 B2   B1 B1 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr           30    70      40    60      50    40      20    10
Rain shwrs     C    C  L  L  C    C  C  L  C    C  C  C  S    S
Snowshwrs                                          C

$$
MTZ055-232300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
315 AM MDT Sun Apr 23 2017

Date             Sun 04/23/17            Mon 04/24/17            Tue 04/25/17
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                      59          36          52          33          52
Temp             37 45 54 58 52 46 40 37 37 40 47 52 50 42 38 35 33 39 48 52 50
Dewpt            33 38 39 40 42 43 39 36 37 36 34 33 35 37 36 34 33 35 34 31 34
RH               85 76 57 51 69 89 96 96100 85 60 48 56 82 92 96100 85 58 44 54
Wind dir          S SE  W  W  W SW SW  S SW SW  W  W  W  W  W  W  W NW NW NW  W
Wind spd          4  3  4  8 10  6  5  3  4  3  4  5  8  4  5  3  3  3  4  6  8
Clouds           B2 OV B2 OV OV B2 OV B2 OV B2 B2 B2 OV OV OV OV OV B2 B2 B2 B2
PoP 12hr                     70          70          40          50          50
QPF 12hr                   0.14        0.17        0.10        0.15        0.09
Snow 12hr                 00-00       00-00       00-00
Rain
Rain shwrs        C  L  C  C  L  L  C  C  C  C  C  C  C  C  C  C     C  C  C  C
Snowshwrs                              C  C                    C  C
Tstms                      S  S                    S  S                 S  S


Date               Wed 04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17
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            33    51      32    50      31    51      30    54
Temp          36   33 49 49 36   33 47 49 36   32 47 50 36   31 50 52
Dewpt         33   31 33 34 32   30 28 29 31   29 29 29 30   28 30 31
PWind dir          SW    SW       W     W       W    NW      NW     W
Wind char          LT    LT      GN    LT      GN    LT      LT    LT
Avg clouds    B2   B2 B2 OV B2   B2 B2 B2 B2   OV B2 B2 B2   B1 B1 B1
PoP 12hr           30    80      60    60      60    60      30    20
Rain shwrs     C    C  L  D  L    L  L  L  C    L  L  C  C    C  S
Snowshwrs                                       L  L  C       C  S

$$
MTZ055-232300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
315 AM MDT Sun Apr 23 2017

Date             Sun 04/23/17            Mon 04/24/17            Tue 04/25/17
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          30          42          27          44
Temp             27 33 46 50 47 37 32 31 31 33 40 42 40 35 31 29 27 33 41 44 42
Dewpt            25 28 32 33 36 33 30 30 31 31 30 31 34 32 30 28 26 28 27 27 29
RH               92 82 58 52 65 85 92 96100 92 67 65 79 89 96 96 96 82 57 51 60
Wind dir         SE  S SW SW SW SW SW SW SW SW SW SW SW SW SW SW  W  W  W  W  W
Wind spd          3  2  8 10 10  5  4  4  4  6 10 10  8  5  4  3  3  3  5  6  6
Clouds           B2 B2 B2 OV B2 B2 B2 B2 OV B2 OV OV OV OV OV OV OV B2 B2 B2 B2
PoP 12hr                     40          50          60          60          50
QPF 12hr                   0.10        0.10        0.12        0.33        0.10
Snow 12hr                     T           T           T
Rain shwrs           C  C  C  C  C              C  L  C  C              C  C  C
Snow
Snowshwrs         C  C              C  C  C  C           C  L  L  C  C        C
Tstms                      S  S                    S  S                 S  S


Date               Wed 04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17
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            27    42      26    40      25    41      24    43
Temp          31   27 39 41 30   26 38 39 29   25 37 41 30   24 40 42
Dewpt         29   26 27 28 28   24 24 25 26   23 21 28 27   22 23 25
PWind dir          SW    SW       W    NW      NW     N       N    NE
Wind char          LT    GN      GN    GN      LT    GN      GN    GN
Avg clouds    B2   B2 OV OV OV   B2 B2 B2 OV   B2 B2 B2 B2   B2 B2 B1
PoP 12hr           50    70      70    60      50    50      30    10
Rain shwrs     C    C     L  L
Snowshwrs      C    C  L  L  L    L  L  L  C    C  C  C  C    C

$$
MTZ008-232300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
315 AM MDT Sun Apr 23 2017

Date             Sun 04/23/17            Mon 04/24/17            Tue 04/25/17
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          34          52          32          52
Temp             41 45 55 56 51 44 40 36 35 38 48 52 48 41 38 33 32 39 48 51 51
Dewpt            30 34 34 33 35 35 35 32 31 30 28 28 33 35 35 30 29 32 28 25 28
RH               65 65 45 42 54 70 82 85 85 73 46 39 56 79 89 89 88 76 46 36 41
Wind dir          S  S SW  W  W  W SW SW SW SW SW SW  W NW  W  W SW  W  W  W NW
Wind spd          6  8 10 11 11  6  6  6  6  6  9 10 11  6  5  5  5  4  6  9  9
Clouds           OV OV B2 OV B2 B2 OV B2 OV B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     70          50          40          50          40
QPF 12hr                   0.11        0.04        0.07        0.16        0.04
Snow 12hr                 00-00       00-00       00-00
Rain
Rain shwrs        L  C  C  L  C  C  C  C     S  C  C  C  C  C        C  C  C  C
Snowshwrs                              C  C                    C  C
Tstms                   S  S  S                    S  S                    S


Date               Wed 04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17
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            33    51      31    48      30    50      30    53
Temp          38   33 48 50 37   31 44 47 35   30 44 50 35   31 48 52
Dewpt         30   28 26 26 28   25 22 23 26   24 22 25 27   25 25 25
PWind dir           W    SW       W     W      NW     N       N     N
Wind char          LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr           30    70      60    50      40    50      20    10
Rain shwrs     C    C  L  L  L    L  C  C  C             S    S
Snowshwrs              L          L  C  C  C    C  C  C  S    S

$$
MTZ011-232300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
315 AM MDT Sun Apr 23 2017

Date             Sun 04/23/17            Mon 04/24/17            Tue 04/25/17
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          55          33          50
Temp             42 44 52 53 52 46 43 39 37 42 53 55 54 44 39 34 33 37 42 47 50
Dewpt            39 39 40 46 44 43 41 38 37 38 37 38 38 38 37 34 32 33 31 32 35
RH               89 82 63 77 74 89 93 96100 86 54 53 54 79 92100 96 85 65 56 56
Wind dir          E  E SE SW  W  S  S SW SW  W  W NW  N  N NE NE NE NE  E  E  E
Wind spd         10  8  6  6  8  5  5  5  6  8  9  9  9  9  8  6  6  6  6  9 13
Clouds           OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     60          40          40          30          30
QPF 12hr                   0.07        0.03        0.02        0.02        0.08
Snow 12hr                 00-00       00-00       00-00
Rain
Rain shwrs        S  S  C  L  C  C  C  C  C  S  C  C  C  C  C        C  C  C  S
Snowshwrs                                 C                    C  C  C


Date               Wed 04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17
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            33    52      33    52      34    56      34    60
Temp          38   33 48 51 39   33 49 51 39   35 51 55 40   35 56 58
Dewpt         33   31 33 33 35   30 32 31 34   32 30 31 33   32 34 31
PWind dir           E    SE       E    NE       E    NE       E    SW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B2 B2 B2   B2 B2 B2 B2   B1 B1 B1 B1   B1 SC SC
PoP 12hr           30    40      50    40      30    30      10    10
Rain shwrs     S    C  C  C  C    C  C  C  C    C  C  S

$$
MTZ051-232300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
315 AM MDT Sun Apr 23 2017

Date             Sun 04/23/17            Mon 04/24/17            Tue 04/25/17
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                      56          35          52          31          45
Temp             42 50 56 54 51 44 42 39 37 43 51 52 51 43 38 33 31 35 38 44 43
Dewpt            35 39 38 40 41 41 40 37 36 36 33 31 34 34 33 31 31 34 32 31 32
RH               76 66 51 59 68 89 93 92 96 76 50 44 52 70 82 92100 96 79 60 65
Wind dir          S SE  W NW NW  W  W  W  W  W  W NW NW  W  N  W NW  N NE NE SE
Wind spd          6  4  6  9  9  6  5  6  8  8  9  8  8  5  5  4  5  5  6  8 10
Clouds           B2 B2 OV OV OV OV B2 B1 B2 B1 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     70          60          40          30          50
QPF 12hr                   0.07        0.03        0.03        0.01        0.16
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        S  C  L  L  L  C  C  S  S  S  C  C  C  C  C        C  C  C  C
Snowshwrs                                 S                    C  C  C


Date               Wed 04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17
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    48      31    46      30    48      31    53
Temp          35   31 46 46 37   31 43 45 34   31 42 48 36   32 50 52
Dewpt         32   28 31 32 33   27 29 29 29   27 27 29 29   26 28 29
PWind dir          SE     S      SW     W      NE     N       E    SW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B2 OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr           30    70      60    60      50    40      20    20
Rain shwrs     C    C  C  L  L    L  C  L  C    C  C  C  S    S  S
Snowshwrs                                       C  C  C       S

$$
weather.gov/greatfalls




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