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Point Forecast Matrices
National Weather Service Great Falls MT
621 PM MDT Sun Apr 23 2017

MTZ012-241100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
621 PM MDT Sun Apr 23 2017

Date           04/23/17      Mon 04/24/17            Tue 04/25/17            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          55          33          51          32
Temp                43 39 36 36 45 51 55 53 43 39 35 33 38 45 50 50 42 37 35 32
Dewpt               39 38 36 36 35 30 31 34 32 35 32 31 37 35 35 37 35 34 32 30
RH                  86 96100100 68 44 40 48 65 85 89 92 96 68 56 61 76 89 89 92
Wind dir            SW SW SW SW SW  W  W NW  N  N  N  N  N  N NE SE SE  S  S  S
Wind spd             8  9  9  9 12 13 12 11 10  9  9  9  8  9  6  9  9 10 10  9
Clouds              B1 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV B2 B2 B2 B2 B2 B2
PoP 12hr                     30          10          30          60          30
QPF 12hr                   0.01           0        0.02        0.04        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  C  C     C
Rain shwrs           C  S  S                                L  L  C  C  S  S  C
Snow                                               C  C
Snowshwrs                                                                     C


Date           04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
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          52      33    49      31    49      31    56      34    58
Temp          48 49 38   33 47 48 36   31 42 47 35   31 50 54 37   34 54 56
Dewpt         34 34 33   29 28 28 30   28 28 26 29   26 29 27 29   29 31 29
PWind dir        SW       W     W      NW    NW       E    SW       W    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    BZ
Avg clouds    B2 OV B2   B1 B2 B2 B2   B2 B2 B2 B2   B1 SC SC SC   SC B1 B2
PoP 12hr         70      40    60      50    40      20    10      10    20
Rain shwrs     C  L  C    C  C  L  C    C     C  S                        S
Snowshwrs      C             C          C  C

$$
MTZ010-241100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
621 PM MDT Sun Apr 23 2017

Date           04/23/17      Mon 04/24/17            Tue 04/25/17            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          52          32          48          30
Temp                42 40 37 35 42 49 52 50 41 38 34 32 36 42 47 47 40 36 33 30
Dewpt               36 35 33 34 34 32 29 33 32 33 30 30 33 36 33 35 32 34 30 29
RH                  79 82 85 96 73 52 41 52 70 82 85 92 89 79 58 63 73 92 89 96
Wind dir             W  W  W  W  W  W NW  N  N  N  N  N NE SE SE SW SW SW SW SW
Wind spd            11 11  9  9 12 12 12 13 13 10  9  6  8  6 10 11 11 10 10  6
Clouds              B1 OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                     30          30          40          70          40
QPF 12hr                   0.01        0.03        0.07        0.10        0.08
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  C        C
Rain shwrs           C  S  S  S  S  C  C                    L  L  C  C        C
Snow                                               C  C  C
Snowshwrs                     S                                         C  C  C
Tstms                                                          S


Date           04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
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          49      31    48      30    48      31    54      34    55
Temp          43 49 36   31 44 47 35   30 41 47 35   31 49 53 38   34 49 53
Dewpt         35 30 31   29 34 30 30   28 31 26 28   28 31 29 30   30 32 30
PWind dir        SW       W    NW      NW    NW      NW     W       W     W
Wind char        LT      GN    GN      GN    GN      GN    GN      BZ    BZ
Avg clouds    B2 OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B1 SC B1 B1   SC B1 B2
PoP 12hr         50      50    60      50    30      10    20      20    20
Rain shwrs     C  C  C    C     L  C          C             S       S  S  S
Snowshwrs      C             C          C  C

$$
MTZ014-241100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
621 PM MDT Sun Apr 23 2017

Date           04/23/17      Mon 04/24/17            Tue 04/25/17            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          55          36          55          35
Temp                45 40 38 36 40 49 55 53 47 41 38 36 41 50 55 53 45 40 36 35
Dewpt               36 36 34 34 32 31 31 32 33 34 32 31 33 33 30 32 32 32 30 30
RH                  70 85 85 92 73 50 40 44 58 76 79 82 73 52 38 44 60 73 79 82
Wind dir             W  W SW SW  W  W  W NW  W  W NW NW NW NW NW NW NW SW SW  S
Wind spd             6  5  5  5  5  9 10 11  8  6  8  5  4  8 10 11 11  5  5  4
Clouds              B2 OV B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B1 B2
PoP 12hr                     20          20          40          50          30
QPF 12hr                      0        0.01        0.02        0.04        0.04
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  C  C  C  C
Rain shwrs           S  S  S  S  S  S  S                    C  C  C  C  S  S  C
Snow                                                  C
Snowshwrs                     S                                         S  S  C
Tstms                                                          S


Date           04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
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          54      34    52      33    50      32    57      35    59
Temp          49 52 40   34 50 51 39   33 45 49 38   33 51 56 41   35 53 58
Dewpt         31 28 30   29 26 23 28   28 25 21 29   27 29 27 30   29 29 29
PWind dir        SW       W     W      NW    NW      NW    NW       W    SW
Wind char        LT      GN    GN      GN    GN      GN    LT      GN    GN
Avg clouds    B2 OV B2   B1 B2 B2 B2   B2 B2 B2 B2   B1 SC SC B1   SC B1 B1
PoP 12hr         70      40    50      30    40      20    10      10    10
Rain shwrs     C  L  C    C  C  C  C    C     C  S    S
Snowshwrs      C             C          C  C          S

$$
MTZ055-241100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
621 PM MDT Sun Apr 23 2017

Date           04/23/17      Mon 04/24/17            Tue 04/25/17            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          53          34          52          32
Temp                45 41 38 36 40 49 53 50 43 39 37 34 39 47 52 50 43 37 34 32
Dewpt               40 39 36 36 36 34 33 35 37 36 34 33 35 34 31 36 36 33 32 30
RH                  82 92 92100 85 56 46 56 79 89 89 96 85 60 44 58 76 85 92 92
Wind dir            SW SW  S  S  W  W  W  W NW  W  W NW NW NW NW  W  W  S  S  S
Wind spd             8  5  4  5  4  4  5  9  6  8  5  5  5  4  5  8  8  6  6  5
Clouds              OV OV B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2
PoP 12hr                     50          50          70          60          30
QPF 12hr                   0.05        0.13        0.14        0.07        0.07
Snow 12hr                 00-00       00-00           T
Rain                                      L  L  L  L     C
Rain shwrs           C  C  C  C  C  C  C                    L  L  C  C  C  C  C
Snow                                                  C
Snowshwrs                     C                                         C  C  C
Tstms                                  S  S                    S


Date           04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
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          52      32    48      30    47      29    53      32    56
Temp          49 48 36   32 45 45 35   30 41 45 36   29 46 50 36   32 52 55
Dewpt         34 34 33   30 27 28 30   28 24 26 31   27 27 29 31   29 29 31
PWind dir        SW       W     W       W    NW       N     W       W    SW
Wind char        LT      GN    LT      GN    LT      GN    LT      GN    GN
Avg clouds    B2 OV B2   B2 B2 B2 OV   B2 B2 B2 B2   B2 B1 B1 B1   SC SC B1
PoP 12hr         60      50    60      40    50      30    20      20    10
Rain shwrs     C  L  C    C  C  L  C          C  C                  S
Snowshwrs      C             C  L       C  C  C       C  S

$$
MTZ055-241100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
621 PM MDT Sun Apr 23 2017

Date           04/23/17      Mon 04/24/17            Tue 04/25/17            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                      30          43          28          44          27
Temp                35 32 30 30 35 42 43 39 35 31 30 28 33 39 44 42 34 30 28 27
Dewpt               32 30 30 30 31 30 31 34 32 30 28 26 28 27 27 31 29 29 27 26
RH                  89 92100100 85 62 62 82 89 96 92 92 82 62 51 65 82 96 96 96
Wind dir            SW  S SW SW SW SW SW SW SW  W  W NW NW NW NW  W  W  S  S  S
Wind spd             6  4  4  5  8 12 14 11  8  6  6  4  6 10 12 10 10  6  6  6
Clouds              OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 OV
PoP 12hr                     60          60          90          60          40
QPF 12hr                   0.14        0.10        0.24        0.12        0.12
Snow 12hr                     T           T           2
Rain                                      D  D
Rain shwrs           C  C  C     C  L  L                    L  L
Snow                                         D  D  D  L  L
Snowshwrs               C  C  C  C                                C  C  C  C  L
Tstms                                  C  S                 S  S


Date           04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
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          41      26    39      24    38      25    43      24    45
Temp          38 39 29   26 34 34 27   24 31 34 28   25 36 39 29   24 39 41
Dewpt         26 29 28   25 24 25 25   23 20 22 26   24 21 25 27   23 23 25
PWind dir        SW       W    NW       N     N       N     N       W    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    OV OV OV   OV OV B2 OV   B2 B2 B2 B2   B2 B2 B1 B1   SC B1 B1
PoP 12hr         70      60    50      40    40      20    10      10    10
Rain shwrs           C
Snowshwrs      L  L  C    L  C  C  C    C  C  C  S    S

$$
MTZ008-241100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
621 PM MDT Sun Apr 23 2017

Date           04/23/17      Mon 04/24/17            Tue 04/25/17            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                      34          52          33          52          32
Temp                43 40 36 34 39 49 52 47 40 38 34 33 39 47 51 50 41 38 34 32
Dewpt               34 35 32 31 30 28 28 33 35 35 30 29 32 28 25 27 29 30 29 27
RH                  70 82 85 89 70 44 39 58 82 89 85 85 76 47 36 41 62 73 82 81
Wind dir            NW  S  S  S SW SW  W NW NW NW  W SW NW  W NW  W  W SW SW  S
Wind spd             8  6  5  6  6  8  9 12  6  6  5  6  6  6  8 12 12  5  5  6
Clouds              B2 OV B2 OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     50          30          60          50          20
QPF 12hr                   0.05        0.03        0.16        0.04        0.02
Snow 12hr                 00-00       00-00           T
Rain                                      L  L  L        C
Rain shwrs           C  C  C     C  C  C                    C  C  S  S  S  S
Snow                                               L  C
Snowshwrs                     C                                         S  S  C
Tstms                                  C  S                    S


Date           04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
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          51      31    46      29    46      28    52      31    55
Temp          47 48 36   31 42 45 33   29 39 44 33   29 44 49 35   31 50 53
Dewpt         26 28 29   25 20 21 22   21 17 20 26   23 22 24 27   25 24 26
PWind dir        SW       W     W      NW     N       N     N       W    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B1 B1 B1   SC SC B1
PoP 12hr         60      60    50      30    40      30    10      10    10
Rain shwrs        L  C                           C
Snowshwrs      C          L  C  C  C    C  C  C  C    S

$$
MTZ011-241100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
621 PM MDT Sun Apr 23 2017

Date           04/23/17      Mon 04/24/17            Tue 04/25/17            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          55          34          49          32
Temp                43 40 38 36 41 51 55 54 45 39 36 34 36 41 46 49 42 38 36 32
Dewpt               42 40 38 36 38 37 38 38 38 37 34 32 33 31 32 34 33 32 32 28
RH                  96100100100 89 59 53 54 76 92 92 92 89 67 58 56 70 79 85 85
Wind dir            SE  S SW SW  W  W NW  N NE NE NE  E  E  E  E  E  E  E  E SE
Wind spd             6  5  6  6  9  9 10 10  9  9  9  8  9  8 10 12 12 12 12 10
Clouds              B2 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV B2 B2 B2 B2 B2 B2
PoP 12hr                     50          30          50          40          40
QPF 12hr                   0.05        0.05        0.08        0.03        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  C  C     C
Rain shwrs           C  C  C  S  S  C  C                    C  C  C  C  C  C  C
Snow                                               C  C  C
Snowshwrs                     S                                         C  C  C


Date           04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
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          52      33    50      32    53      33    60      35    62
Temp          46 52 40   33 47 49 37   32 46 52 39   33 55 59 42   35 56 59
Dewpt         30 32 35   30 30 30 31   28 27 27 33   30 33 31 33   31 36 34
PWind dir        SE      SE     E      NE     N       E     S      SW    SW
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 OV   B2 B2 B2 B2   B1 B1 B1 B1   B1 SC SC SC   SC SC B1
PoP 12hr         30      40    30      20    20      10    10      10    20
Rain shwrs     C  C  C    C  C  C  S    S  S  S                        S  S
Snowshwrs      C                           S

$$
MTZ051-241100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
621 PM MDT Sun Apr 23 2017

Date           04/23/17      Mon 04/24/17            Tue 04/25/17            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          52          32          44          29
Temp                43 40 37 35 42 50 52 50 42 39 34 32 32 36 43 43 37 33 32 29
Dewpt               38 40 37 35 36 33 31 34 34 33 31 31 32 32 31 31 32 30 29 27
RH                  82100100100 79 52 44 54 73 79 89 96100 85 62 62 82 89 88 92
Wind dir             W SW SW  W  W NW NW NW NW  N NW NE  N NE  E SE SE  S  S  S
Wind spd             6  6  6  8  9 10  9  9  6  6  5  6  6  8  6 11 11 10 10  9
Clouds              B2 B2 B1 B2 B2 B2 B2 OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2
PoP 12hr                     50          30          50          60          30
QPF 12hr                   0.13        0.03        0.08        0.08        0.04
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  C
Rain shwrs           C  C  S  S  S  C  C                    C  C  C  C
Snow                                               C  L  L
Snowshwrs                     S                             C           C  C  C
Tstms


Date           04/26/17  Thu 04/27/17  Fri 04/28/17  Sat 04/29/17  Sun 04/30/17
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          48      31    45      30    45      30    52      33    55
Temp          47 46 37   31 44 44 34   30 39 44 34   31 47 51 37   33 53 55
Dewpt         32 32 32   26 27 29 30   27 27 26 28   26 27 28 29   28 29 30
PWind dir         S      SW     W       N     N       E    NW       W     W
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 OV   B2 B1 B2 B2   B2 B2 B2 B2   B2 B2 B1 B1   SC SC B1
PoP 12hr         60      60    50      50    40      20    10       5    10
Rain shwrs        L  L    C  C  C  C          C  S
Snowshwrs      C             C          C  C  C       S

$$
weather.gov/greatfalls




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