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Point Forecast Matrices
National Weather Service Great Falls MT
825 PM MDT Tue May 23 2017

MTZ012-241100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
825 PM MDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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          61          42          59          40
Temp                69 61 58 58 61 61 59 55 49 45 44 42 48 55 57 59 50 44 42 40
Dewpt               47 44 42 41 35 27 25 24 31 32 34 36 36 34 34 33 35 34 35 35
RH                  45 53 55 53 38 27 27 30 50 60 68 79 63 45 42 37 56 68 76 82
Wind dir            SW SW SW SW SW  W  W  W  W NW  W  W NW NW NW  N  N NW  W  W
Wind spd            16 16 19 25 33 37 39 36 27 27 21 18 19 19 18 14  8  6  6  9
Wind gust                    35 47 52 55 51 39 39
Clouds              SC SC FW FW SC FW FW SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1
PoP 12hr                      0           5          40          30          20
QPF 12hr                      0           0        0.01        0.06           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C  C  C  S  S  S  S  S
High Wind                     W  W  W  W  W  W


Date           05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          63      42    69      44    72      44    74      45    76
Temp          59 62 47   43 64 68 52   45 69 69 52   45 69 72 54   46 71 74
Dewpt         35 34 39   38 39 38 41   40 42 39 43   39 44 41 43   41 47 45
PWind dir        NW       W     W      NW     W      NE    SW       E    SW
Wind char        GN      LT    GN      GN    LT      GN    LT      GN    LT
Avg clouds    B1 B1 B1   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
PoP 12hr         20      20    20       5     5      10    10       5    20
Rain shwrs     S          S  S                                         S

$$
MTZ010-241100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
825 PM MDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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                      50          56          41          58          38
Temp                67 59 55 51 54 56 55 52 46 43 42 41 50 55 56 58 50 43 40 39
Dewpt               44 42 40 35 28 24 27 31 33 34 35 35 36 32 33 34 35 35 36 35
RH                  43 53 57 54 36 29 34 44 60 70 76 79 58 41 42 40 56 73 85 85
Wind dir            SW SW SW SW  W  W  W  W  W NW NW NW NW NW NW  N NW NW  W  W
Wind spd            18 20 25 31 40 39 39 42 33 28 27 23 28 26 24 19 10  8  9  9
Wind gust                 35 43 56 55 55 59 47 40 39    40 36
Clouds              SC FW CL FW CL SC SC B1 B2 OV B2 B2 B2 B2 B1 B2 B2 B1 B1 B1
PoP 12hr                      5           5          50          20          20
QPF 12hr                      0           0        0.05           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  C  C  C  S  S  S  S  S  S  S  S  S
High Wind                     W  W  W  W  W  W


Date           05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          62      41    69      42    71      42    73      42    75
Temp          59 61 46   43 65 67 48   43 67 68 50   43 68 71 50   43 70 73
Dewpt         35 33 37   39 37 38 38   39 42 39 40   39 45 43 40   40 47 44
PWind dir        NW       W    NW      NW     N      NE     S       S     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1 B1   SC SC SC SC   SC SC SC SC   SC SC SC SC   B1 SC SC
PoP 12hr         20      10    10       5     5      10    10      20    20
Rain shwrs     S  S                                            S    S  S

$$
MTZ014-241100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
825 PM MDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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          65          44          61          42
Temp                73 62 58 53 60 64 64 60 53 48 46 44 50 56 60 60 53 48 44 42
Dewpt               43 41 41 40 37 27 22 23 29 31 34 33 35 33 32 32 36 36 36 34
RH                  34 46 53 61 42 24 20 24 39 51 63 65 56 42 35 35 52 63 73 73
Wind dir            SW  S  S SW  W  W  W  W  W  W  W  W NW NW NW  N  N NW NW NW
Wind spd             5  5  6  8 24 31 31 25 20 14 11  8  9  9  9 10  6  5  3  3
Wind gust                          43 43 35
Clouds              FW SC SC FW SC FW FW SC SC B1 B2 OV B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      0           5          30          20          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  S  S  S  S  S  S  C  C  S
Tstms                                                          S
High Wind                     W  W  W  W  W  W


Date           05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          65      43    71      45    75      46    77      45    79
Temp          60 64 50   44 65 70 53   46 68 74 54   47 72 75 54   46 72 77
Dewpt         36 35 39   37 39 36 41   38 39 38 42   39 42 38 41   39 46 43
PWind dir         N      NW     W      NW     W       N     N       N    NW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B1 B1   B1 SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
PoP 12hr         20      10    10       5     5      10    10       5    10
Rain shwrs     S

$$
MTZ055-241100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
825 PM MDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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                      49          67          39          57          37
Temp                67 54 51 50 62 65 66 61 52 44 40 39 46 53 56 56 50 43 40 37
Dewpt               45 42 41 39 43 37 27 23 24 30 31 32 35 33 33 34 34 35 35 34
RH                  45 64 68 66 50 35 23 23 33 57 70 76 65 46 42 43 54 73 82 89
Wind dir             S  S SE SE  W  W  W  W  W  W  W SW  W NW NW NW  N  N  E NE
Wind spd             5  5  6  8 10 23 25 19 14  8  6  5  8  9  9  8  5  3  3  4
Wind gust                             35
Clouds              FW FW FW SC SC SC SC FW SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      0          20          20          30          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S  C  C  S  S  S  S  S  S  S
Tstms                                                          S


Date           05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          62      38    66      41    71      40    72      41    75
Temp          58 61 44   39 61 65 48   42 65 69 49   41 68 70 49   42 70 72
Dewpt         33 37 38   36 38 39 39   38 39 39 41   37 43 41 41   38 42 45
PWind dir         N      NW     W       W     W      NE    NE      NE    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B1   B1 SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
PoP 12hr         20      10    10       5     5       5    10       5    20
Rain shwrs     S  S                                                    S  S
Tstms             S

$$
MTZ055-241100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
825 PM MDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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                      41          63          29          50          29
Temp                59 49 44 42 53 62 61 60 49 38 32 29 40 47 50 49 42 36 31 29
Dewpt               41 39 36 35 39 39 34 24 23 25 26 25 27 24 23 26 32 33 29 28
RH                  51 68 73 76 59 43 36 25 36 59 78 85 59 40 34 40 67 89 92 96
Wind dir            SW  S  S  S SW SW  W NW NW  N NW  S  S  E  S  N  N NE NE NE
Wind spd             4  4  3  3  9 18 18 16  9  3  2  3  3  8  3  8  4  2  2  2
Clouds              FW FW FW FW FW SC SC FW FW FW FW B1 B1 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      0          10          10          30          30
QPF 12hr                      0           0           0        0.02        0.02
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                               S  C  C  C  C  C
Snowshwrs                                             S                 C  C  C
Tstms                                                          S  S


Date           05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          53      29    59      31    63      31    65      32    68
Temp          50 52 36   30 54 57 38   32 57 61 40   32 61 62 40   33 63 65
Dewpt         28 28 33   27 31 31 32   30 34 32 36   31 37 34 35   31 36 37
PWind dir        NE       N     N       N     N       N    SE       N     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 OV B2   SC SC SC B1   SC SC SC SC   FW SC SC SC   SC SC SC
PoP 12hr         40      20    20      10     5       5    20      10    20
Rain shwrs     C  C  S          S                           S             S
Snowshwrs      C
Tstms             C  S          S

$$
MTZ008-241100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
825 PM MDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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                      49          64          36          56          36
Temp                67 57 53 50 60 63 64 58 49 42 39 36 43 50 56 54 49 43 39 36
Dewpt               39 39 37 36 37 31 22 20 24 27 29 28 30 28 29 32 32 34 33 32
RH                  36 51 54 58 42 30 20 23 37 55 67 72 60 42 35 43 52 70 79 85
Wind dir            SW  S  S  S SW  W  W  W NW  W SW SW NW  N  E  N NE NE  N NE
Wind spd             5 10 12 12 16 23 24 19 11  6  8  8  5  6  6 10  8  5  5  5
Clouds              FW FW FW FW FW FW FW FW FW SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                      0           5          10          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                            S  S  S  S  S  S        S
Snowshwrs                                             S                       S
Tstms                                                          S  S


Date           05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          60      38    66      40    70      41    74      42    76
Temp          55 59 45   39 60 65 49   41 62 69 51   42 67 73 51   43 69 74
Dewpt         31 31 36   33 34 34 39   34 35 37 39   35 38 37 38   35 38 42
PWind dir         N      NE     W      NE     W      NE    SW      NE    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B1   SC SC SC SC   SC SC FW SC   SC SC SC SC   SC SC SC
PoP 12hr         20      10    10      10     0       5    10       5    20
Rain shwrs     S                                                          S
Snowshwrs      S

$$
MTZ011-241100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
825 PM MDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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          66          45          61          39
Temp                71 64 59 57 65 66 63 60 53 47 46 45 50 56 60 60 51 45 42 39
Dewpt               46 46 45 43 37 30 27 28 36 38 40 40 41 38 36 36 36 38 37 36
RH                  41 52 60 59 35 26 25 29 52 71 79 82 71 51 41 41 56 76 82 89
Wind dir             S  S SW SW SW  W  W  W  W NW NW NW NW NW NW NW NW  W  W  W
Wind spd            10 11 14 17 31 37 37 33 32 33 31 24 28 26 27 20 11  8  9  9
Wind gust                       43 52 52 47 44 47 43    40 36 39 33
Clouds              SC FW FW FW FW SC SC SC B2 OV B2 B2 B2 B2 B1 B1 B1 B1 B1 B1
PoP 12hr                      0           5          40          30          10
QPF 12hr                      0           0        0.04        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  C  C  C  C  C  S  S
High Wind                     W  W  W  W  W  W


Date           05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          66      42    72      44    74      43    76      44    79
Temp          63 65 48   43 67 70 51   45 69 72 52   44 70 74 53   45 71 78
Dewpt         38 37 39   39 41 37 40   40 42 40 42   40 45 44 43   41 47 47
PWind dir        NW      NW     W      NW    NW       N     N      NE    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    LT
Avg clouds    SC B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC FW   SC SC SC
PoP 12hr         10      10     5       5    10       5    10      20    10
Rain shwrs                                                          S

$$
MTZ051-241100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
825 PM MDT Tue May 23 2017

Date           05/23/17      Wed 05/24/17            Thu 05/25/17            Fri
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          66          40          56          37
Temp                65 57 54 53 64 63 61 58 49 43 41 40 45 50 54 56 48 41 38 38
Dewpt               45 43 41 39 42 34 28 23 27 30 33 34 36 35 34 35 36 35 33 34
RH                  48 59 61 59 45 34 28 26 42 60 73 79 70 56 46 45 63 79 82 85
Wind dir             S  S  S SW  W  W  W  W  W  W  W NW NW NW NW NW NW  W  W  W
Wind spd             9 11  9 10 19 27 32 35 27 24 21 20 20 26 26 18  8  6  8  8
Wind gust                          39 44 49 39             36 36
Clouds              SC SC FW SC SC SC FW FW FW B1 B1 B2 B2 B2 B1 B1 B1 B1 SC B1
PoP 12hr                      0           5          30          30          20
QPF 12hr                      0           0        0.01        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      C  C  C  C  S  S        S  S  S
High Wind                     W  W  W  W  W  W


Date           05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17  Tue 05/30/17
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          60      39    65      41    67      41    69      42    73
Temp          57 59 44   41 60 64 46   42 63 65 47   42 64 68 48   43 67 71
Dewpt         34 35 37   36 39 37 39   37 40 41 40   37 40 44 40   37 41 47
PWind dir        NW       W     W      NW    NW       N    NW       E     W
Wind char        GN      GN    GN      GN    GN      GN    LT      GN    LT
Avg clouds    B1 B1 B1   SC SC B1 SC   SC SC SC SC   SC FW SC SC   SC SC SC
PoP 12hr         20      10    10       5    10      10    10       5    20
Rain shwrs     S                                                       S

$$
weather.gov/greatfalls



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