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Point Forecast Matrices
National Weather Service Great Falls MT
910 PM MDT Sun Apr 30 2017

MTZ012-011100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
910 PM MDT Sun Apr 30 2017

Date           04/30/17      Mon 05/01/17            Tue 05/02/17            Wed
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                      35          54          34          55          34
Temp                   42 39 35 43 50 53 52 44 39 36 34 43 50 53 55 45 39 36 35
Dewpt                  35 35 31 33 29 28 28 33 32 32 31 33 34 32 32 32 31 31 30
RH                     76 85 85 67 44 38 39 65 76 85 89 67 54 44 41 60 73 82 82
Wind dir                W  W  W NW  W  W  W  W  W  W  W  W NW  W  W  W SW SW SW
Wind spd               11 12  9 14 13 13 12 10  9  8  8  9  9 10  9  9  6  6  9
Clouds                 B1 B2 B2 B1 B1 B1 OV OV OV B2 B2 OV B2 B2 SC SC FW FW FW
PoP 12hr                     20          20          30          30          20
QPF 12hr                   0.01        0.01        0.02        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  S     S  S  S  S  C  C  C  C  C  C  C  S  S
Snowshwrs                     S                    C  C


Date           05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17  Sun 05/07/17
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          69      43    78      45    82      48    72      42    62
Temp          60 69 50   44 72 76 55   46 77 78 56   49 68 70 49   43 59 60
Dewpt         35 37 42   38 47 37 46   41 51 43 44   39 43 40 43   40 41 42
PWind dir        SW      SW    SW      SW    SW      SW    SW      NW    NW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW SC SC   SC FW FW FW   FW FW SC B1   B1 B1 B1 B2   B1 B2 B2
PoP 12hr          5       5     5       5    20      30    30      40    50
Rain shwrs                                    S  S    C  C  C  C    C  C  C

$$
MTZ010-011100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
910 PM MDT Sun Apr 30 2017

Date           04/30/17      Mon 05/01/17            Tue 05/02/17            Wed
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                      33          53          33          54          35
Temp                   38 35 33 41 48 52 51 43 38 35 33 41 48 52 53 44 40 37 36
Dewpt                  33 32 32 31 26 26 28 32 32 31 31 34 35 32 31 31 32 31 32
RH                     82 89 96 67 42 36 41 65 79 85 92 76 60 46 43 60 73 79 85
Wind dir               NW NW  W NW  W  W  W  W  W  W  W NW NW  W  W  W  W  W SW
Wind spd               14 12 11 16 12 14 16 12 10 10 11 13 10 11 11 11  8  8  9
Clouds                 B1 B2 B1 SC B1 B2 OV OV B2 B2 B2 B2 B2 B1 SC SC FW FW FW
PoP 12hr                     20          20          20          30          20
QPF 12hr                   0.01           0        0.01        0.02           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S           S           S  S     C  C  C  S  S
Snowshwrs                  S  S                    S  C


Date           05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17  Sun 05/07/17
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    76      45    78      44    67      41    57
Temp          58 66 49   43 68 75 52   47 70 76 51   45 60 66 45   42 52 57
Dewpt         38 39 41   39 46 37 43   42 47 41 40   40 41 40 39   41 43 38
PWind dir         W       W     W       W     S      SW     W      NW    NW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW SC SC   SC FW FW FW   FW SC SC SC   B1 B1 B1 B2   B2 B2 B2
PoP 12hr          5       5     5       5     5      20    30      50    40
Rain shwrs                                            S  C  C  C    C  C  C

$$
MTZ014-011100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
910 PM MDT Sun Apr 30 2017

Date           04/30/17      Mon 05/01/17            Tue 05/02/17            Wed
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                      38          57          35          58          36
Temp                   44 40 38 42 51 56 54 46 41 39 35 42 50 56 58 47 42 39 36
Dewpt                  31 30 28 27 27 25 25 32 32 33 31 31 29 27 30 30 30 31 30
RH                     60 67 67 55 39 30 32 58 70 79 85 65 44 32 34 51 62 73 79
Wind dir                W  W  W  W  W  W  W  W  W  W  W  W NW NW  W  W SW SW SW
Wind spd                9 10  6  9 12 12 13  9  6  5  5  8 11 11  9  9  3  3  4
Clouds                 SC B1 B1 B1 B1 B1 OV OV B2 B2 B2 B2 B1 B1 B1 B1 FW FW FW
PoP 12hr                     20          10          30          20           5
QPF 12hr                      0           0        0.03        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                S  C  C  C  S  S  S  S
Snowshwrs                                             S


Date           05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17  Sun 05/07/17
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          69      43    79      47    80      48    71      44    63
Temp          56 69 50   44 64 79 54   48 68 80 55   49 62 71 50   44 57 62
Dewpt         32 39 39   37 39 40 43   41 41 45 45   43 40 40 41   39 38 40
PWind dir        SW       W    SW      SW     S      SW    SE      NW     N
Wind char        LT      LT    LT      LT    LT      LT    LT      GN    LT
Avg clouds    FW SC SC   SC FW FW FW   FW FW SC B1   B1 B1 B1 B2   B2 B2 B2
PoP 12hr          5       5     5       5    20      30    40      40    40
Rain shwrs                                    S  C    C  C  C  C    C  C  C
Tstms                                                       S             S

$$
MTZ055-011100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
910 PM MDT Sun Apr 30 2017

Date           04/30/17      Mon 05/01/17            Tue 05/02/17            Wed
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                      33          54          34          54          32
Temp                   41 36 33 42 49 54 51 44 39 36 34 41 48 52 53 43 38 34 32
Dewpt                  36 33 30 33 27 27 29 36 35 34 33 35 32 30 32 34 31 30 29
RH                     82 89 89 70 42 35 42 73 85 92 96 79 54 43 44 70 76 85 88
Wind dir                W SW SW  W  W  W  W  W  W  S SW  W  W NW NW NW  S  S  S
Wind spd                9  5  5  5  6  8  9  8  5  4  4  6  9  9  6  6  4  4  4
Clouds                 B1 B1 B1 B1 B1 B1 OV OV OV OV OV B2 B2 B2 B1 B1 SC SC FW
PoP 12hr                     20          10          60          40          10
QPF 12hr                      0           0        0.07        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  L  C  C  C  C  C  C
Snowshwrs                                          C  C
Tstms


Date           05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17  Sun 05/07/17
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      37    74      40    77      41    70      43    66
Temp          58 64 46   38 68 72 47   42 73 73 48   43 65 68 48   44 60 65
Dewpt         34 39 40   36 46 44 43   41 49 49 45   42 45 46 43   42 40 45
PWind dir        SW      SW    SW       S     S       S     S      SE     E
Wind char        LT      LT    LT      LT    LT      GN    LT      GN    LT
Avg clouds    FW SC SC   SC SC FW FW   FW FW SC SC   SC B1 B1 B2   B1 B2 B2
PoP 12hr          5       5     5       5    10      20    30      20    30
Rain shwrs                                       S    S  S  C  S    S  S  C
Tstms                                                                     S

$$
MTZ055-011100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
910 PM MDT Sun Apr 30 2017

Date           04/30/17      Mon 05/01/17            Tue 05/02/17            Wed
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                      25          44          25          46          23
Temp                   33 29 25 32 40 43 42 36 30 27 25 32 41 44 45 34 29 25 23
Dewpt                  29 27 23 26 24 25 27 33 29 27 25 30 27 26 25 25 26 22 21
RH                     85 92 92 78 52 49 55 89 96100100 92 57 49 45 69 88 88 92
Wind dir                S  E  E SW  W  W SW SW SW SW  W  W  W  W NW NW NE NE  E
Wind spd                2  3  2  3  6 13 11  6  4  3  3  4  8  8  5  5  2  2  2
Clouds                 B2 B1 B1 SC SC B1 OV OV OV OV B2 B2 B2 B2 B1 B1 FW FW FW
PoP 12hr                     30          10          50          30          10
QPF 12hr                   0.01           0        0.08        0.02           0
Snow 12hr                 00-00       00-00           T
Rain shwrs                                C  C              S  S
Snowshwrs               S  S                 C  C  C  C  C
Tstms
Obvis                                             PF


Date           05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17  Sun 05/07/17
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      30    60      33    61      34    58      32    52
Temp          47 53 36   31 56 58 38   35 58 58 38   37 55 55 36   33 49 50
Dewpt         29 34 29   28 37 36 34   33 41 37 36   36 38 38 34   32 35 35
PWind dir         S      SW     S      SE     S      SE     S      SE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW SC SC   SC FW FW FW   FW FW SC SC   SC B1 B1 B2   B1 B1 B2
PoP 12hr          5       5     5       5     5      20    30      20    20
Rain shwrs                                            S     C  S       S  S
Snowshwrs                                             S                S
Tstms                                                                     S

$$
MTZ008-011100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
910 PM MDT Sun Apr 30 2017

Date           04/30/17      Mon 05/01/17            Tue 05/02/17            Wed
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          54          33          56          33
Temp                   41 35 32 40 49 53 52 45 40 36 33 42 51 55 55 47 39 35 34
Dewpt                  29 28 26 25 23 24 24 31 31 31 29 31 29 29 24 30 29 29 27
RH                     62 75 78 55 36 32 33 58 70 82 85 65 42 37 30 51 67 78 75
Wind dir                E  S  S SW SW SW  W NW SW SW SW  W  W NW NW NW SW SW SW
Wind spd                8  5  8  6  8  9 13  9  5  6  6  8 12 11 10 10  5  5  6
Clouds                 B1 B1 SC SC B1 B1 OV B2 B2 B2 B2 B2 B1 SC SC SC FW FW SC
PoP 12hr                     10          10          20          20           5
QPF 12hr                      0           0        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      S  S     S
Snowshwrs                                          S  S


Date           05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17  Sun 05/07/17
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      40    75      44    76      43    69      41    61
Temp          58 66 49   41 72 71 54   45 75 66 51   44 66 65 47   42 58 59
Dewpt         33 30 38   33 45 36 42   37 45 35 41   38 39 37 37   36 35 39
PWind dir        SW      SW     S       S     S       S     S      SE     E
Wind char        LT      GN    LT      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC SC   SC FW FW FW   FW SC SC B1   B1 B1 B1 B2   B1 B2 B2
PoP 12hr          5       5     5       5    20      30    30      30    30
Rain shwrs                                 S  S  C    C  C  C  C    C  C  C
Tstms                                                       S             S

$$
MTZ011-011100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
910 PM MDT Sun Apr 30 2017

Date           04/30/17      Mon 05/01/17            Tue 05/02/17            Wed
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                      39          59          34          59          35
Temp                   46 42 39 44 55 59 56 47 40 36 34 41 55 59 57 48 42 38 35
Dewpt                  38 39 37 36 32 30 27 32 33 34 34 36 37 37 35 36 36 34 32
RH                     73 89 92 73 41 33 32 56 76 92100 82 51 44 43 63 79 85 89
Wind dir                W  W  W NW NW NW NW NW  W  W  W  W NW NW NW NW SW SW SW
Wind spd               13 16 13 16 20 21 14  9  6  8  8 10 11 12 10 10  4  4  8
Clouds                 B2 B2 B2 B1 SC B1 SC B2 B2 B2 B2 B2 B2 B2 B1 B1 FW FW FW
PoP 12hr                     30          20          20          30          20
QPF 12hr                   0.01           0        0.01        0.03           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  S                 S  S  C  C  C  C  S  S
Snowshwrs                                          S  C


Date           05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17  Sun 05/07/17
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          70      40    79      45    83      48    76      43    66
Temp          64 68 51   41 74 76 58   46 79 78 60   48 72 73 51   44 62 64
Dewpt         38 36 42   40 50 45 50   44 52 47 48   42 46 46 44   43 46 44
PWind dir        SW      SW     W      SW     S       S    SW       N    NW
Wind char        GN      LT    GN      LT    GN      GN    GN      GN    GN
Avg clouds    FW FW SC   SC SC FW FW   FW FW FW SC   B1 SC B1 B1   B1 B1 B1
PoP 12hr          5       5     5       5     5      30    30      30    30
Rain shwrs                                            C  S  C  C    C  C  C

$$
MTZ051-011100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
910 PM MDT Sun Apr 30 2017

Date           04/30/17      Mon 05/01/17            Tue 05/02/17            Wed
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                      36          51          33          51          33
Temp                   42 37 36 38 47 50 49 43 38 36 33 38 46 50 51 43 39 35 34
Dewpt                  35 33 33 34 31 30 29 34 33 33 32 34 34 33 33 34 33 30 30
RH                     76 85 89 85 53 46 46 70 82 89 96 85 63 52 50 70 79 82 85
Wind dir                W  W  W NW NW NW NW  W  W  W  W  W NW NW NW NW SW SW SW
Wind spd               13 12 14 14 14 16 12  8  6  8  9 10 11 12 10 10  5  5  6
Clouds                 B1 B2 OV B2 B1 B1 B2 OV OV B2 B2 OV OV B2 B1 B1 SC SC FW
PoP 12hr                     30          30          30          50          20
QPF 12hr                   0.01        0.01        0.02        0.06           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  C  C  S  S        C  C     C  C  C  S  S
Snowshwrs                  C  C                    C  C
Tstms                                                       S  S


Date           05/03/17  Thu 05/04/17  Fri 05/05/17  Sat 05/06/17  Sun 05/07/17
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          64      40    74      46    80      47    71      42    63
Temp          59 64 48   41 71 71 55   47 78 72 58   47 68 68 52   42 60 60
Dewpt         33 37 40   36 47 43 46   41 49 47 47   38 43 45 44   39 45 42
PWind dir         W      SW     W      SW     S       S    SW       W    NW
Wind char        GN      GN    LT      LT    GN      GN    GN      GN    GN
Avg clouds    FW SC SC   SC SC FW FW   FW FW SC SC   B1 B1 B1 B1   B1 B1 B2
PoP 12hr          5       5     5       5    20      30    20      30    30
Rain shwrs                                    S       C  S  S  C    C  C  C

$$
weather.gov/greatfalls




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