Point Forecast Matrices
Issued by NWS Great Falls, MT

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
317 AM MDT SUN MAY 3 2015

MTZ012-032300-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
317 AM MDT SUN MAY 3 2015

DATE             SUN 05/03/15            MON 05/04/15            TUE 05/05/15
MDT 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      64          40          75          47          75
TEMP             37 45 55 62 63 51 48 44 40 52 66 72 75 61 55 53 47 61 72 74 69
DEWPT            27 28 35 30 29 34 35 33 33 38 42 34 34 37 41 39 38 42 39 36 36
RH               67 51 47 30 27 52 60 65 76 59 42 25 22 41 59 59 71 49 30 25 30
WIND DIR          E  E  E NE  E  E  E SE  S SW SE SE SE  E  S  S SW  W  W  W NW
WIND SPD          6  8  5  9 12 12 10  6  8  6  6  8  8  9  9  8  6  6 11 14 14
CLOUDS           SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2
POP 12HR                      0           5          10          10          30
QPF 12HR                      0           0           0           0        0.02
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                        S  S  C  C  C
TSTMS                                                                   C  C  C


DATE               WED 05/06/15  THU 05/07/15  FRI 05/08/15  SAT 05/09/15
MDT 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            42    63      36    49      36    58      37    55
TEMP          52   42 58 62 51   36 42 49 40   36 50 58 46   37 48 55
DEWPT         42   35 30 25 36   29 30 28 34   30 25 29 34   30 39 29
PWIND DIR          NW    NW      NE    NE       N    NE       E    NE
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B2 B1 SC SC   B2 B2 B2 B2   OV OV OV OV   OV OV B2
POP 12HR           40    20      40    40      30    30      30    40
RAIN SHWRS     C    C  S  S  S    C  C  C  C    C  C  C  C    C  C  C
TSTMS          C          S  S

$$
MTZ010-032300-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
317 AM MDT SUN MAY 3 2015

DATE             SUN 05/03/15            MON 05/04/15            TUE 05/05/15
MDT 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      60          33          72          39          68
TEMP             35 44 52 58 59 48 44 36 34 47 62 69 72 59 52 43 40 57 63 68 63
DEWPT            28 31 27 25 22 25 26 28 28 33 30 30 28 28 27 33 31 40 34 30 28
RH               75 60 38 28 24 40 49 72 78 58 30 23 19 30 38 67 70 53 34 24 26
WIND DIR         SE SE  S SE  E  E SE SE  E SE SE  S  S  S SW  W  W SW SW  W  W
WIND SPD          5  9  9  8 11 11 11  6  5  8 11 11 11  8  8  8  8  5 16 19 18
CLOUDS           SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC
POP 12HR                      0           0          10          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                              S  S  S
TSTMS                                                                   S  S  S


DATE               WED 05/06/15  THU 05/07/15  FRI 05/08/15  SAT 05/09/15
MDT 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            33    60      29    51      32    55      34    57
TEMP          45   33 55 58 42   29 46 50 38   33 50 55 42   34 53 56
DEWPT         23   26 21 23 28   23 27 27 28   28 26 22 27   26 31 27
PWIND DIR           W     W       N     N       N     E       E    NE
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC   B1 SC SC SC   B2 B2 B2 B2   B1 B1 B2 B2   B2 B2 B2
POP 12HR           20    20      30    30      30    30      30    30
RAIN SHWRS     S          S  S    C  C  C  C    C  C  S  S    C  C  C
SNOWSHWRS                         C  C  C  C
TSTMS          S          S  S

$$
MTZ014-032300-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
317 AM MDT SUN MAY 3 2015

DATE             SUN 05/03/15            MON 05/04/15            TUE 05/05/15
MDT 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      70          39          76          43          76
TEMP             38 46 59 67 69 59 49 45 39 48 64 73 76 64 53 50 43 53 71 76 70
DEWPT            29 29 31 26 22 31 31 32 31 39 37 35 25 35 36 36 35 30 38 29 35
RH               70 51 34 21 17 34 50 60 73 71 37 25 15 34 52 58 73 41 30 18 27
WIND DIR         NW  N  E NE NE NW  E SE SE  E SE SE SE  S  S  S  S  S  W  W  W
WIND SPD          6  4  4  6  8  9  5  5  5  5  8  8  6  5  5  5  5  5 13 19 13
CLOUDS           SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B2
POP 12HR                     10          10          10          10          30
QPF 12HR                      0           0           0           0        0.02
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                        S  S  C  C  C
TSTMS                                                                   C  C  C


DATE               WED 05/06/15  THU 05/07/15  FRI 05/08/15  SAT 05/09/15
MDT 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            40    64      40    49      36    57      38    54
TEMP          50   40 59 63 51   41 41 49 45   36 50 57 46   38 50 54
DEWPT         32   30 28 30 38   35 29 30 33   33 31 27 32   33 35 33
PWIND DIR           W    NW       N    NE       N    NE      NE     N
WIND CHAR          GN    LT      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B2 B2 B1 B1   OV OV OV OV   B2 B2 B2 B2   OV OV OV
POP 12HR           30    30      40    40      40    30      30    40
RAIN SHWRS     C    C  S  C  C    C  C  C  C    C  C  C  C    C  C  C
TSTMS          C          S  S

$$
MTZ055-032300-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
317 AM MDT SUN MAY 3 2015

DATE             SUN 05/03/15            MON 05/04/15            TUE 05/05/15
MDT 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      66          37          71          42          74
TEMP             37 47 58 65 65 52 44 41 37 49 66 70 70 56 49 46 42 54 70 73 69
DEWPT            24 30 31 32 33 38 35 35 33 41 40 38 33 41 42 40 38 41 39 38 46
RH               59 51 36 29 30 59 70 79 85 74 38 31 25 57 77 79 86 61 32 28 44
WIND DIR          E  E  E  N  E  E  E  E SE  E  W NW  E  E SE SE SE  S  W  W NW
WIND SPD          8  6  4  5  6 12 11 11  8  5  4  6  5  9  9  9  6  5  9 10 10
CLOUDS           SC SC B1 B1 B1 B1 SC SC SC SC B1 B1 SC SC SC SC SC SC B1 B1 B2
POP 12HR                     10          10          20          10          30
QPF 12HR                      0           0           0           0        0.03
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                      S  S              S  S  C  C  C
TSTMS                                           S  S                    C  C  C


DATE               WED 05/06/15  THU 05/07/15  FRI 05/08/15  SAT 05/09/15
MDT 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            40    64      40    49      34    54      35    53
TEMP          44   40 59 63 45   40 45 48 38   35 50 53 41   35 50 52
DEWPT         38   37 34 40 39   35 32 34 33   32 36 34 38   31 40 38
PWIND DIR          NW    NW       E    NE      NE     E       E    NE
WIND CHAR          GN    LT      GN    GN      GN    LT      GN    LT
AVG CLOUDS    B2   B2 B2 B1 B1   B2 B2 OV OV   B2 B2 B1 B1   OV OV B2
POP 12HR           50    40      50    50      40    40      40    40
RAIN SHWRS     C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C
TSTMS          C          S  S                                      S

$$
MTZ055-032300-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
317 AM MDT SUN MAY 3 2015

DATE             SUN 05/03/15            MON 05/04/15            TUE 05/05/15
MDT 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      65          30          67          33          68
TEMP             31 41 59 65 60 51 40 33 30 41 62 67 64 57 43 37 33 44 61 68 64
DEWPT            28 25 24 23 28 34 33 30 29 37 34 30 35 34 34 33 32 39 39 33 35
RH               88 52 26 20 29 52 76 89 96 85 35 25 34 42 70 85 96 82 44 27 34
WIND DIR         NE  N SW  W  W  N  E  E  E  S SW SW  W  S SE SE SE  S SW SW  W
WIND SPD          5  4 10 12 11  4  8  6  5  5 11 11  8  4  6  6  5  6  9 16  6
CLOUDS           B1 B1 B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2
POP 12HR                     30          20          30          20          30
QPF 12HR                   0.03           0        0.03           0        0.03
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              C  C  S  S              C  C  S  S        S  S  C  C  C
TSTMS                   C  C                    C  C  S  S              C  C  C


DATE               WED 05/06/15  THU 05/07/15  FRI 05/08/15  SAT 05/09/15
MDT 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            30    63      34    56      29    58      28    55
TEMP          42   31 59 59 42   34 50 55 37   30 55 53 38   29 52 52
DEWPT         34   30 33 31 36   33 42 37 34   28 32 33 34   27 34 30
PWIND DIR           N    NW      SE     E      NE     E      NE    NW
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2   B1 B1 B1 B1   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR           40    50      50    60      60    60      60    40
RAIN SHWRS     C    C  C  C  C    C  C  L  L    C  C  L  L    C  C  C
TSTMS          C          S  S          S  S                        S

$$
MTZ008-032300-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
317 AM MDT SUN MAY 3 2015

DATE             SUN 05/03/15            MON 05/04/15            TUE 05/05/15
MDT 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      69          39          72          43          73
TEMP             36 45 59 68 67 57 48 44 39 48 64 71 71 63 53 49 43 52 66 73 65
DEWPT            19 22 22 22 26 32 34 33 32 38 32 23 27 29 36 31 34 32 34 28 38
RH               50 40 24 17 21 38 58 65 76 68 30 16 19 27 52 50 70 46 30 19 37
WIND DIR          S  N  N  N  N  N  E  S  S SW SW SW SW NE  S  S  S SW SW  W  N
WIND SPD          5  5  5  8  8  8  5  5  5  5  5  8  5  6  5  6  6  6 12 13  9
CLOUDS           SC SC B1 B1 B1 B1 SC SC SC SC B1 B1 SC SC SC SC B1 B1 B1 B1 B2
POP 12HR                     20          10          20          20          30
QPF 12HR                      0           0           0           0        0.04
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS              S  S                    S  S  S  S        C  C  C  C  C
TSTMS                   S  S                    S  S  S  S              C  C  C


DATE               WED 05/06/15  THU 05/07/15  FRI 05/08/15  SAT 05/09/15
MDT 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            40    64      41    48      36    51      37    52
TEMP          49   40 59 63 50   41 45 48 40   36 48 51 45   37 50 51
DEWPT         39   35 32 37 41   37 35 32 34   33 35 28 35   33 38 31
PWIND DIR           N    NE       N    NE      NE    NE      NE     N
WIND CHAR          GN    LT      GN    GN      GN    GN      GN    LT
AVG CLOUDS    B2   B2 B2 B2 B2   B2 B2 B2 B2   OV OV B2 B2   OV OV B2
POP 12HR           40    40      50    50      40    40      40    30
RAIN SHWRS     C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C
TSTMS          C          S  S          S  S                        S

$$
MTZ011-032300-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
317 AM MDT SUN MAY 3 2015

DATE             SUN 05/03/15            MON 05/04/15            TUE 05/05/15
MDT 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      63          36          76          43          78
TEMP             38 47 57 61 62 51 45 39 37 52 69 75 75 61 56 49 43 54 74 77 75
DEWPT            27 29 24 26 25 27 31 31 32 33 39 39 39 44 46 42 39 44 49 52 46
RH               64 49 28 26 24 39 58 73 82 48 33 27 27 53 69 77 86 69 41 42 36
WIND DIR         NW  E NE NE NE  E  E  E  E  E SE SE SE SE SE  E  E SE SE SE NW
WIND SPD          5  6  5  6  8 10 11 12 12 13 18 16 13 11 14 11  9 11 14 16 11
CLOUDS           SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC B1 B1 B2
POP 12HR                      0           0          10          10          30
QPF 12HR                      0           0           0           0        0.02
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                                              C  C  C
TSTMS                                                                   C  C  C


DATE               WED 05/06/15  THU 05/07/15  FRI 05/08/15  SAT 05/09/15
MDT 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            40    67      35    55      34    58      35    58
TEMP          55   40 63 65 47   35 49 55 43   34 53 57 44   35 53 57
DEWPT         45   34 33 32 36   31 30 31 34   31 32 23 34   30 38 32
PWIND DIR          NW    NW       N     N       N     E       E     E
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2   OV B2 SC SC   SC SC B1 B1   B2 B2 B2 B2   B2 B2 B1
POP 12HR           50    30      30    30      30    30      30    40
RAIN SHWRS     C    C  C  S  S    C  C  C  C    S  S  C  C    C  C  C
TSTMS          C          S  S

$$
MTZ051-032300-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
317 AM MDT SUN MAY 3 2015

DATE             SUN 05/03/15            MON 05/04/15            TUE 05/05/15
MDT 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      63          39          72          45          75
TEMP             39 47 56 61 62 52 44 41 40 55 67 71 70 58 52 47 47 63 73 74 69
DEWPT            31 30 31 33 33 36 35 33 34 40 44 41 43 46 45 42 42 53 44 48 46
RH               73 51 38 35 33 54 70 73 79 57 43 34 38 64 77 83 83 70 35 40 44
WIND DIR         SE SE SE  E  E  E SE SE SE SE SE SE SE SE  S  S  S  S  S SE  W
WIND SPD          5  8  6  8 11 13 11 13 12 11 12 11 12 14 12  9  9 11 12 12  8
CLOUDS           B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2
POP 12HR                      0           5          10          20          30
QPF 12HR                      0           0           0           0        0.03
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                            S  S  S  S        C  C  C
TSTMS                                                 S  S              C  C  C


DATE               WED 05/06/15  THU 05/07/15  FRI 05/08/15  SAT 05/09/15
MDT 6HRLY     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            43    63      38    47      33    55      37    53
TEMP          51   43 58 62 45   38 44 47 37   34 50 55 42   37 48 53
DEWPT         45   35 31 33 37   32 28 28 33   29 28 32 36   32 40 39
PWIND DIR          NW    NW      NE     N       N     E       E    NE
WIND CHAR          GN    GN      GN    GN      GN    GN      LT    GN
AVG CLOUDS    B2   B2 B2 SC SC   B1 B1 B2 B2   B2 B2 OV OV   OV OV B2
POP 12HR           50    30      40    40      40    30      40    40
RAIN SHWRS     C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C
TSTMS          C          S  S

$$


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