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Point Forecast Matrices
National Weather Service Great Falls MT
849 PM MDT Mon May 22 2017

MTZ012-231100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
849 PM MDT Mon May 22 2017

Date           05/22/17      Tue 05/23/17            Wed 05/24/17            Thu
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          79          55          65          43
Temp                61 55 51 50 64 74 78 75 67 59 56 56 62 63 62 60 51 46 44 43
Dewpt               41 44 43 43 46 44 44 42 49 45 43 46 41 28 25 26 29 32 33 36
RH                  48 66 74 77 52 34 30 31 52 60 62 69 46 26 24 27 42 58 65 76
Wind dir             S  S  S  S  S SW SW SW SW SW SW SW SW  W  W  W  W  W  W  W
Wind spd             5  5  6  8  9  9 14 17 11 13 16 20 28 36 35 32 24 19 16 17
Wind gust                                            32 42 54 52 48 36 29
Clouds              SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW SC B1 B2 B2 OV
PoP 12hr                      5           0           0           5          40
QPF 12hr                      0           0           0           0        0.05
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  C  C  C


Date           05/25/17  Fri 05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17
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          58      40    61      40    67      43    72      43    73
Temp          55 58 44   41 57 60 46   41 62 66 50   44 67 70 51   44 71 70
Dewpt         35 34 34   37 38 36 39   37 40 40 43   40 43 41 42   38 45 44
PWind dir        NW      NW    NW       W     W       W     W      NE     S
Wind char        BZ      GN    GN      LT    GN      GN    GN      GN    LT
Avg clouds    B2 B2 B2   B2 B2 B1 B1   B1 SC B1 B1   SC SC SC SC   SC SC SC
PoP 12hr         50      10    20      10    20      20    10      10    10
Rain shwrs     C  C          S  S          S  S  S
Tstms                           S

$$
MTZ010-231100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
849 PM MDT Mon May 22 2017

Date           05/22/17      Tue 05/23/17            Wed 05/24/17            Thu
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          76          48          62          41
Temp                64 56 52 50 62 73 76 74 65 56 52 48 54 58 58 55 47 42 42 41
Dewpt               43 42 42 43 45 42 44 42 47 43 42 38 30 26 31 32 33 34 34 35
RH                  46 59 69 77 54 33 32 32 52 62 69 68 40 29 36 41 58 73 73 79
Wind dir             E  S  S  S  S SW SW SW SW SW SW SW  W  W  W  W  W  W NW NW
Wind spd             5  5  4  3  9 12 18 21 12 13 16 24 36 40 40 36 25 24 24 21
Wind gust                                            36 54 58 58 54 37 36 36
Clouds              FW FW SC SC SC SC SC SC FW FW FW FW FW SC SC B1 B2 B2 B2 B2
PoP 12hr                      5           0           0          20          40
QPF 12hr                      0           0           0           0        0.11
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  S  S  C  C  C  C  C
High Wind                                       A  A  A  A  A  A  A  A  A


Date           05/25/17  Fri 05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17
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          57      38    59      39    66      41    71      42    71
Temp          55 56 43   39 56 58 44   40 62 64 48   42 67 68 50   43 68 68
Dewpt         35 34 35   36 37 36 37   36 39 39 39   39 44 41 41   39 46 43
PWind dir        NW      NW    NW      NW    NW      NW    NW       N    SE
Wind char        WY      BZ    GN      GN    GN      GN    GN      GN    LT
Avg clouds    B2 B2 B2   B2 B2 B1 B2   B1 SC B1 SC   SC SC SC SC   B1 SC SC
PoP 12hr         30      10    20      30    10      10    10      10    10
Rain shwrs     C  S          S  S  C    S
Tstms                           S  S

$$
MTZ014-231100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
849 PM MDT Mon May 22 2017

Date           05/22/17      Tue 05/23/17            Wed 05/24/17            Thu
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                      47          80          52          70          43
Temp                66 56 51 47 57 70 79 78 71 62 55 52 59 67 68 65 54 47 45 43
Dewpt               44 43 43 39 45 46 43 42 49 44 42 42 41 35 23 24 28 30 33 32
RH                  45 62 74 74 64 42 28 28 46 52 61 69 51 30 18 21 36 51 62 65
Wind dir             N SW  S  S SE  S  W  W SW SW SW SW  W  W  W  W  W  W  W  W
Wind spd             4  4  2  2  2  5  9 10  8  6  5  9 19 25 26 24 18 14  8  6
Wind gust                                               29 37 40 36 28
Clouds              SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW SC B1 B2 B2
PoP 12hr                      5           0           5           5          30
QPF 12hr                      0           0           0           0        0.03
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              C  C  S


Date           05/25/17  Fri 05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17
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      42    63      42    69      44    74      44    76
Temp          57 59 48   42 58 62 49   43 63 68 52   45 68 73 53   45 71 74
Dewpt         35 34 37   36 36 36 39   38 40 39 43   39 43 40 42   38 45 43
PWind dir        NW      NW     N      NW     W      NW     W      NW    NW
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2   B2 B2 B2 B2   B1 SC B1 B1   SC SC SC SC   SC SC SC
PoP 12hr         30      20    30      20    20      20    10      10    10
Rain shwrs     S  C  S    S  S  C  S    S  S  S  S
Tstms             S             S  S          S

$$
MTZ055-231100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
849 PM MDT Mon May 22 2017

Date           05/22/17      Tue 05/23/17            Wed 05/24/17            Thu
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                      40          75          45          71          39
Temp                57 48 43 41 53 66 73 72 64 53 49 45 58 68 69 66 55 45 41 39
Dewpt               43 41 39 37 43 43 42 42 47 44 42 40 45 40 29 26 26 31 30 31
RH                  59 77 86 85 69 43 33 34 54 71 77 82 62 36 22 22 32 58 65 73
Wind dir             E  S SE SE  S SW SW SW  S  S  S  S SW  W  W  W NW  W SW SW
Wind spd             5  6  4  4  2  3  5  8  6  6  6  9 12 19 23 19 11 10  8  5
Wind gust                                                  29 35 29
Clouds              B1 B1 FW SC FW FW FW FW FW FW FW FW FW SC SC FW SC SC B1 B2
PoP 12hr                      5           5           0          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S  C


Date           05/25/17  Fri 05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17
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          58      38    60      38    65      39    70      40    73
Temp          54 58 45   38 56 59 44   39 59 64 46   40 65 68 47   41 68 71
Dewpt         35 34 37   35 36 39 37   35 39 39 40   37 43 41 40   37 41 45
PWind dir         W       W    NW      NE     W       W     W      SW    NE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2   B2 B2 B2 B1   B1 SC B1 B1   SC SC SC SC   SC SC SC
PoP 12hr         30      20    30      20    30      20    10      10    10
Rain shwrs     C  S  S    S  C  C  S    S  S  C  S
Tstms             S             C  S          C

$$
MTZ055-231100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
849 PM MDT Mon May 22 2017

Date           05/22/17      Tue 05/23/17            Wed 05/24/17            Thu
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                      32          63          37          64          30
Temp                48 39 34 32 42 55 60 60 52 43 39 38 49 62 62 60 47 38 33 30
Dewpt               40 37 32 31 37 36 37 36 39 36 34 34 39 37 31 25 24 26 26 24
RH                  74 92 92 96 82 49 42 41 61 76 82 85 68 39 31 26 40 62 75 78
Wind dir            NE NE  E  E  E  S NW SW SW  S  S  S  S SW SW  W  W  W NW  W
Wind spd             6  3  2  2  2  4  5  6  4  4  3  5 10 19 18 18 10  3  1  2
Wind gust                                                  31 28 28
Clouds              B1 B1 SC SC SC FW SC SC FW FW FW FW FW SC SC FW FW FW FW SC
PoP 12hr                      5           0           0          10           5
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs
Snowshwrs                                                                     S


Date           05/25/17  Fri 05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17
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          52      29    52      29    57      30    62      32    64
Temp          49 50 35   30 49 50 35   30 52 55 37   31 57 60 39   33 60 61
Dewpt         26 26 32   29 31 32 33   29 33 31 33   30 35 35 35   31 37 36
PWind dir        NW       N     E       N     N       N     N       N     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC B2 B2   B2 B2 B2 B2   B1 SC B1 B1   SC SC SC B1   SC SC SC
PoP 12hr         30      30    40      30    20      10    10      10    20
Rain shwrs     S  C  C    S  C  C  C    S  S  S                           S
Snowshwrs      S          S  C          S  S
Tstms             C  S          C  S          S                           S

$$
MTZ008-231100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
849 PM MDT Mon May 22 2017

Date           05/22/17      Tue 05/23/17            Wed 05/24/17            Thu
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                      42          75          48          70          37
Temp                59 50 46 42 53 65 72 72 65 56 52 48 59 67 68 65 54 44 38 37
Dewpt               41 40 39 36 40 39 38 38 44 42 41 38 41 35 24 22 25 28 28 28
RH                  51 68 76 79 61 38 29 29 46 59 66 68 51 30 19 19 32 53 67 70
Wind dir            NE SE  S  S SW SW  W  W SW SW SW  S SW  W  W  W NW  W SW  W
Wind spd             8  4  6  6  6  5  8 10  6 10 11 12 17 24 25 20 11  9  8  5
Wind gust                                               27 36 37 32
Clouds              B1 SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC B1
PoP 12hr                      5           0           0           5          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           05/25/17  Fri 05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17
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          57      37    58      37    64      39    70      41    72
Temp          53 56 43   37 54 57 44   38 58 63 47   40 62 69 48   42 65 71
Dewpt         31 33 34   33 33 35 35   34 35 37 38   34 37 37 39   35 37 40
PWind dir        NW      NE    NE       N    SW      NE     W      NE    SW
Wind char        LT      GN    LT      LT    LT      GN    LT      LT    LT
Avg clouds    B1 B2 OV   B2 B2 B2 B1   B1 SC SC B1   SC SC SC SC   SC SC SC
PoP 12hr         10      20    30      20    30      20    10      10    10
Rain shwrs           S    S  S  C  S    S  S  C  S
Tstms                           C  S          C

$$
MTZ011-231100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
849 PM MDT Mon May 22 2017

Date           05/22/17      Tue 05/23/17            Wed 05/24/17            Thu
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          77          50          69          44
Temp                65 56 53 50 62 71 75 75 65 58 54 50 61 67 65 62 54 45 45 44
Dewpt               40 42 43 43 44 37 36 39 45 45 46 45 45 35 30 29 35 37 40 40
RH                  40 59 69 77 52 29 24 27 48 62 74 83 56 30 27 28 48 73 82 86
Wind dir             E  E SE SE SE  S  S  S SE  S SW SW  W  W  W  W  W  W  W NW
Wind spd             6  5  4  4  8  9 14 17 12 11 11 14 28 36 36 35 32 24 26 23
Wind gust                                               42 54 54 52 47 36 39
Clouds              CL CL FW SC FW SC SC SC SC FW FW FW SC FW SC SC B1 B2 B2 OV
PoP 12hr                      0           5           5          10          40
QPF 12hr                      0           0           0           0        0.08
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        S  S  C  C  C
High Wind                                       A  A  A  A  A  A  A  A  A


Date           05/25/17  Fri 05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17
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          59      40    64      40    69      42    74      43    75
Temp          55 58 44   41 60 63 46   41 64 67 49   43 69 72 51   44 70 73
Dewpt         38 37 38   38 39 37 39   39 42 41 41   39 45 44 44   42 46 46
PWind dir        NW      NW     W      NW     W      NW     W      NE    NE
Wind char        WY      BZ    GN      GN    GN      GN    GN      GN    LT
Avg clouds    OV B2 B2   B1 B1 B1 B1   B1 B1 B1 SC   SC SC SC SC   SC SC FW
PoP 12hr         40      10    10      10    20      10    10       5    10
Rain shwrs     C  C                           S

$$
MTZ051-231100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
849 PM MDT Mon May 22 2017

Date           05/22/17      Tue 05/23/17            Wed 05/24/17            Thu
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                      40          72          48          67          40
Temp                55 46 42 41 56 65 70 69 62 53 50 49 64 66 65 59 50 43 41 40
Dewpt               38 37 34 35 40 36 37 39 47 43 42 43 49 42 33 27 28 30 33 34
RH                  53 71 73 79 55 34 30 33 58 69 74 80 58 42 30 29 42 60 73 79
Wind dir            NE SE SE SE  S  S SW  S  S  S  S SW SW  W  W  W  W  W  W  W
Wind spd             5  6  5  5  4  5  6 10 12 12  9 11 17 23 28 29 18 19 18 18
Wind gust                                                  34 42 44 28 29 28
Clouds              CL CL CL FW FW FW SC SC SC FW FW FW SC SC SC FW SC SC B1 B2
PoP 12hr                      0           5           0          10          30
QPF 12hr                      0           0           0           0        0.03
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              C  C  C


Date           05/25/17  Fri 05/26/17  Sat 05/27/17  Sun 05/28/17  Mon 05/29/17
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          54      37    58      38    63      40    68      40    70
Temp          51 53 41   38 55 57 43   39 58 62 46   41 64 66 47   41 67 67
Dewpt         35 34 35   33 36 36 36   35 37 42 38   36 41 45 41   37 43 47
PWind dir        NW      NW     W       W     W       W     W      NE    NW
Wind char        BZ      GN    GN      GN    LT      GN    GN      GN    LT
Avg clouds    B2 B2 B2   B1 B2 B2 B1   B1 B1 B1 B1   SC SC SC SC   SC SC SC
PoP 12hr         50      20    20      20    20      20    10      10    20
Rain shwrs     C  C  S    S  S  S  S       S  S  S                        S
Tstms                                         S

$$
weather.gov/greatfalls




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