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Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
Issued by National Weather Service MISSOULA MT
256 PM MDT Wed Jul 19 2017

MTZ012-201115-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
256 PM MDT Wed Jul 19 2017

Date           07/19/17      Thu 07/20/17            Fri 07/21/17            Sat
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      55          92          54          85          52
Temp          90 88 78 65 56 57 69 83 91 89 77 63 55 56 66 79 85 83 73 61 53 53
Dewpt         31 39 38 35 36 40 44 38 27 34 43 43 41 40 40 33 29 37 41 41 39 40
RH            12 18 24 33 47 53 40 20 10 14 30 48 59 55 38 19 13 19 31 48 59 61
Wind dir       W  W NE  E  S SW SW  W  W  W  W  W  W SW SW  W  W  W  W  W  W  W
Wind spd       8  6  8  6  4  5  8 12 16 19 14  8  8  9 11 16 20 21 13  8  8  6
Clouds        FW FW FW SC FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW FW FW FW
PoP 12hr                      0           0           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           07/22/17  Sun 07/23/17  Mon 07/24/17  Tue 07/25/17  Wed 07/26/17
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          86      54    91      57    91      57    87      56    88
Temp          77 85 63   56 82 89 65   59 84 89 70   57 74 87 66   59 88 71
Dewpt         40 37 42   43 42 41 45   46 47 41 52   47 49 42 49   49 42 55
PWind dir         W      NE     S      SW    SW       W     W       W     W
Wind char        LT      GN    LT      GN    LT      GN    LT      GN    LT
Avg clouds    FW FW FW   FW FW FW FW   SC FW FW SC   FW SC SC SC   SC FW SC
PoP 12hr          0       0     0       5     5      20    10      20    10
Rain shwrs                                            S        S
Tstms                                                 S        S

$$
MTZ010-201115-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
256 PM MDT Wed Jul 19 2017

Date           07/19/17      Thu 07/20/17            Fri 07/21/17            Sat
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      53          86          51          79          49
Temp          86 84 73 61 54 56 68 81 86 81 70 58 51 53 62 73 79 77 68 56 50 51
Dewpt         31 35 38 39 41 44 45 37 36 44 47 44 42 43 43 37 33 39 44 44 43 44
RH            14 17 28 44 61 64 43 21 17 27 44 59 71 69 50 27 19 25 42 64 77 77
Wind dir       W  W NW  W  W  W NW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
Wind spd      10 11  8  5  5  5  4 10 21 21 17 11 10 10 16 23 25 24 12  8  8  8
Wind gust                                                     35
Clouds        CL CL CL FW SC SC SC FW SC FW FW FW FW FW FW FW FW FW FW FW FW SC
PoP 12hr                     10          20           5           0           0
QPF 12hr                      0        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  S  S  S
Tstms                         S  S  S  S
Heat index                         81    82
Max heat         82    80          81    83    80


Date           07/22/17  Sun 07/23/17  Mon 07/24/17  Tue 07/25/17  Wed 07/26/17
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          83      51    87      54    86      53    83      53    84
Temp          74 82 61   53 79 85 61   54 68 86 65   53 71 83 63   55 80 79
Dewpt         41 44 47   46 46 44 46   45 57 43 50   48 45 44 47   48 44 48
PWind dir         W       W    SW      SW     W       W    NW       W     W
Wind char        LT      LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    SC FW SC   FW FW FW FW   FW FW FW FW   SC FW SC SC   SC FW FW
PoP 12hr          5       0     0       0     5      10    20      20    10
Rain shwrs                                               S  S  S
Tstms                                                    S  S  S

$$
MTZ014-201115-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
256 PM MDT Wed Jul 19 2017

Date           07/19/17      Thu 07/20/17            Fri 07/21/17            Sat
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      57          92          57          87          55
Temp          90 86 78 67 58 58 71 86 92 88 77 65 58 59 70 82 87 83 73 61 55 58
Dewpt         34 39 43 43 39 39 42 39 30 31 36 37 39 41 43 37 32 38 41 40 39 40
RH            14 19 29 42 49 49 35 19 11 13 23 35 49 51 38 20 14 20 31 46 55 51
Wind dir      NE NE NW  W  W  W  W  W  W  W NW  W  W SW  W  W  W  W NW  W  W SW
Wind spd       5  6  6  8  3  3  3 10 14 14 20  6  4  5  5 12 17 17 11  6  4  4
Clouds        FW FW SC FW FW CL CL FW FW SC SC FW CL CL CL FW FW FW FW FW FW FW
PoP 12hr                      0           5           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                       83
Max heat         85    83          80    88    84                83    81


Date           07/22/17  Sun 07/23/17  Mon 07/24/17  Tue 07/25/17  Wed 07/26/17
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          88      56    92      58    91      59    89      58    90
Temp          82 85 63   59 86 88 66   60 86 88 69   60 82 87 65   60 85 86
Dewpt         39 42 45   43 44 42 47   47 47 44 50   48 47 47 46   50 50 44
PWind dir         W      NW    SE       W     S       W     S      NW    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW FW FW SC   FW FW SC SC   SC SC SC SC   FW FW FW
PoP 12hr          0       0     0       0     5      20    20      20    10
Rain shwrs                                            S     S  S
Tstms                                                 S     S  S

$$
MTZ055-201115-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
256 PM MDT Wed Jul 19 2017

Date           07/19/17      Thu 07/20/17            Fri 07/21/17            Sat
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      51          92          50          87          49
Temp          88 87 74 60 51 54 68 84 92 89 75 59 51 53 65 79 87 84 71 57 49 52
Dewpt         35 42 52 49 41 37 37 35 30 39 44 43 43 45 48 43 35 40 45 43 41 43
RH            15 21 46 67 68 52 32 17 11 17 33 55 74 74 54 28 16 21 39 59 74 71
Wind dir       N  N SE  S  S  S  W NW  W  W  W  W SW SW  W  W  W  W NW  N SE  E
Wind spd       5  5  6  6  5  4  2  9 11 16 13  5  5  5  3 10 14 18  9  4  4  4
Clouds        CL FW SC FW CL FW CL CL FW SC SC FW FW CL CL CL CL FW FW FW CL FW
PoP 12hr                      0          10           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           07/22/17  Sun 07/23/17  Mon 07/24/17  Tue 07/25/17  Wed 07/26/17
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          86      50    89      53    90      54    86      53    87
Temp          79 83 59   53 81 86 60   56 84 87 63   56 79 83 58   55 69 87
Dewpt         42 43 47   46 50 46 50   46 49 49 52   50 53 48 50   50 56 46
PWind dir        NE      NE     E      NE     W       S     S       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW FW FW SC   FW FW FW SC   SC SC SC B1   SC FW FW
PoP 12hr          0       0     0       0     0      20    20      10    10
Rain shwrs                                            S  S
Tstms                                                 S  S

$$
MTZ055-201115-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
256 PM MDT Wed Jul 19 2017

Date           07/19/17      Thu 07/20/17            Fri 07/21/17            Sat
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      43          82          40          79          39
Temp          82 77 63 49 43 48 62 76 82 78 65 50 41 42 56 71 79 76 63 49 40 42
Dewpt         33 40 44 40 37 40 49 52 41 34 37 36 36 37 41 35 31 40 43 40 36 38
RH            17 26 50 71 79 74 62 43 23 20 35 58 82 82 57 27 17 27 48 71 85 86
Wind dir      SW SW  S  S  E  S  S SW SW SW SW SW  W SW SW SW SW  W SW NE NE NE
Wind spd      11 11  5  2  3  1  2 14 18 17 11  4  2  2  2 12 14 14  6  2  1  1
Clouds        FW FW FW FW FW SC SC SC SC SC FW FW FW CL CL FW FW FW FW FW FW CL
PoP 12hr                      5          20           5           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                          S  S
Tstms                               S  S


Date           07/22/17  Sun 07/23/17  Mon 07/24/17  Tue 07/25/17  Wed 07/26/17
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          80      40    81      42    80      43    77      42    78
Temp          74 75 49   43 75 76 51   45 74 77 54   45 73 71 50   43 68 76
Dewpt         37 40 40   39 41 44 42   42 43 43 43   44 48 43 38   43 48 45
PWind dir        NW       N    SE      SW     S       S     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    CL FW FW   FW FW FW SC   SC FW SC SC   SC SC SC B1   SC SC SC
PoP 12hr          0       0     0       0     5      20    20      20    20
Rain shwrs                                       S       S  S  S    S     S
Tstms                                            S       S  S  S    S     S

$$
MTZ008-201115-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
256 PM MDT Wed Jul 19 2017

Date           07/19/17      Thu 07/20/17            Fri 07/21/17            Sat
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      52          89          50          84          48
Temp          86 85 75 62 53 54 67 83 89 84 72 58 51 52 63 76 84 81 70 56 49 51
Dewpt         29 31 27 29 33 39 42 37 32 36 37 36 38 41 43 39 36 39 39 35 36 40
RH            13 14 17 28 46 57 40 19 13 18 28 44 61 66 48 26 18 22 32 45 61 66
Wind dir      SW SE SE  S  S  S SW SW SW  W  W SW SW  S SW  W  W  W NW NE  N  E
Wind spd       5  8  8  5  6  9  6 10 17 21 14  5  6  8  6 10 14 14  9  5  5  5
Clouds        CL FW CL CL CL FW CL CL FW FW FW CL CL CL CL CL CL FW CL CL CL CL
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                                                       81
Max heat         83    81          80    85    80                81


Date           07/22/17  Sun 07/23/17  Mon 07/24/17  Tue 07/25/17  Wed 07/26/17
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          85      50    87      52    87      53    84      52    85
Temp          77 83 59   52 78 85 60   55 81 84 62   54 77 82 60   53 75 83
Dewpt         40 41 38   41 44 46 47   44 49 45 48   44 47 46 42   45 48 45
PWind dir        NE       N     N       S    SW      SW    SW      SW     S
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    LT
Avg clouds    CL FW FW   FW CL FW SC   FW FW SC SC   SC SC SC SC   SC FW SC
PoP 12hr          0       0     0       0     5      20    20      20    20
Rain shwrs                                       S    S     S  S          S
Tstms                                            S    S     S  S          S

$$
MTZ011-201115-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
256 PM MDT Wed Jul 19 2017

Date           07/19/17      Thu 07/20/17            Fri 07/21/17            Sat
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      55          94          56          87          53
Temp          91 88 78 64 56 58 71 87 94 91 80 66 58 57 66 79 86 85 73 59 53 56
Dewpt         33 29 38 40 41 43 47 46 34 40 52 51 45 39 37 35 31 38 43 42 43 46
RH            13 12 24 41 57 57 42 24 12 17 38 58 62 51 34 20 14 19 34 53 69 69
Wind dir       W  W NE SE SE  E  E SE  W  W NW  W  W  W  W  W  W  W  W  W  W  W
Wind spd      10  9  5  5  5  5  8 14 13 16 11  8  9 10 16 19 21 25 11  8  8  6
Wind gust                                                        35
Clouds        CL CL CL CL FW SC SC FW FW FW FW SC FW FW FW FW FW FW FW FW FW FW
PoP 12hr                     10          10          10           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           07/22/17  Sun 07/23/17  Mon 07/24/17  Tue 07/25/17  Wed 07/26/17
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          87      55    92      58    92      59    91      57    91
Temp          78 86 64   57 83 91 68   59 82 91 71   59 80 90 67   60 86 86
Dewpt         46 43 48   48 47 42 41   43 68 42 52   48 49 44 49   52 52 44
PWind dir         W      NE    SE      SE    SW      SW     W      NE     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   FW FW FW FW   FW FW FW FW   SC SC SC SC   SC FW FW
PoP 12hr          5       0     0       0     5      10    10       5     5

$$
MTZ051-201115-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
256 PM MDT Wed Jul 19 2017

Date           07/19/17      Thu 07/20/17            Fri 07/21/17            Sat
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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                      56          91          54          84          51
Temp          86 83 75 64 57 58 70 84 91 89 81 70 58 54 64 78 84 80 70 58 52 53
Dewpt         38 48 48 42 39 41 46 48 40 30 29 35 39 41 42 37 33 38 39 36 37 40
RH            18 30 38 45 51 53 42 29 17 12 15 27 49 61 45 23 16 22 32 44 56 61
Wind dir      NW  N  E  E SE SE SW  W  W NW NW  W  W  W  W  W  W NW NW  W  W  W
Wind spd       8  6  6  9  8  5  4 13 13 12 11  6  6  6  9 13 18 19 11  6  6  5
Clouds        CL FW FW FW FW FW FW FW FW FW SC SC SC FW CL CL FW FW FW CL FW FW
PoP 12hr                      0           5           5           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Heat index                         84                            80
Max heat         82    80          84    87    83                81


Date           07/22/17  Sun 07/23/17  Mon 07/24/17  Tue 07/25/17  Wed 07/26/17
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          83      54    87      56    90      56    85      55    86
Temp          76 81 60   57 80 85 62   60 87 84 66   56 75 84 63   58 83 79
Dewpt         43 41 42   44 44 44 45   45 44 44 46   47 48 46 53   45 48 47
PWind dir         W      NE    SE      SE     W      SE     W      SE    NW
Wind char        LT      LT    LT      GN    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW FW FW FW   SC FW FW SC   SC SC SC SC   SC FW FW
PoP 12hr          0       0     0       0     5      20    20      10    20
Rain shwrs                                            S  S                S
Tstms                                                 S  S                S

$$
weather.gov/greatfalls



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