Point Forecast Matrices
Issued by NWS Great Falls, MT

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
840 PM MDT MON MAY 25 2015

MTZ012-261100-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
840 PM MDT MON MAY 25 2015

DATE           05/25/15      TUE 05/26/15            WED 05/27/15            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                      46          67          46          69          49
TEMP                58 54 50 48 54 60 66 65 59 53 50 46 58 65 66 69 62 56 53 49
DEWPT               49 48 47 48 53 55 47 48 49 49 47 46 53 55 51 46 48 50 48 47
RH                  72 80 89100 96 84 50 54 69 86 89100 83 70 58 44 60 80 83 93
WIND DIR             E  S SW  W SW  W  N  E  E  S SW  W  W  W  W NW NW SW SW  W
WIND SPD             3  2  5  8  4  3  2  6  6  2  4  5  4  4  4  3  3  5  5  5
CLOUDS              B1 B2 B2 OV OV B2 B2 B2 B2 B2 B2 OV OV B2 B2 B1 B1 B2 B2 B2
POP 12HR                     40          70          40          50          40
QPF 12HR                   0.06        0.14        0.09        0.18        0.06
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  C  C  L  L  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
TSTMS                S              C  C  S  S              S  S  S  S


DATE           05/28/15  FRI 05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15
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      47    70      50    74      50    75      51    74
TEMP          67 68 55   47 64 69 57   51 72 71 59   50 68 74 58   52 71 73
DEWPT         53 48 51   46 55 48 50   48 51 42 49   45 48 43 48   48 53 47
PWIND DIR        NW      NE    NE      SE     S      SW    SW       E    SW
WIND CHAR        LT      GN    LT      GN    GN      LT    LT      LT    LT
AVG CLOUDS    B2 B2 B1   B1 B1 B1 B1   SC SC B1 B1   SC SC SC SC   B1 B1 B1
POP 12HR         60      60    30      30    30      30    20      20    40
RAIN SHWRS     C  L  L    C  C  C  C    S  S  C  C    S  S  S  S    S  S  C
TSTMS             C  C          S  S          C  C          S  S          C

$$
MTZ010-261100-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
840 PM MDT MON MAY 25 2015

DATE           05/25/15      TUE 05/26/15            WED 05/27/15            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          65          42          69          46
TEMP                58 52 46 44 52 56 63 64 58 52 45 43 58 64 66 69 63 55 47 48
DEWPT               47 47 43 43 49 49 54 45 47 49 44 43 53 50 53 47 51 50 46 44
RH                  67 83 89 96 89 77 72 50 67 89 96100 83 60 63 45 65 83 96 86
WIND DIR            SW  W  W  W NW  N  N NE NE NW NW NW NW  N  N  N  N NW NW NW
WIND SPD             6  4  5  9  6  3  3  5  5  4  5  6  4  4  4  5  5  6  6  8
CLOUDS              B1 OV OV OV OV B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1
POP 12HR                     50          70          50          50          40
QPF 12HR                   0.06        0.13        0.09        0.14        0.07
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  C  C  L  L  C  C  C  C  C  C  C  C  C  C  C  C  S  S  C
TSTMS                S              C  C  S  S              S  S  S  S


DATE           05/28/15  FRI 05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15
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      43    68      46    72      47    72      47    71
TEMP          67 67 56   43 61 68 56   46 70 69 55   47 66 71 57   47 69 70
DEWPT         53 54 51   41 50 46 47   44 52 41 50   44 46 42 46   44 49 40
PWIND DIR        NW       N    SE      SE     S       W     W       S     W
WIND CHAR        GN      GN    GN      GN    LT      LT    LT      LT    LT
AVG CLOUDS    B1 B2 B2   B2 B2 B1 B1   SC SC B1 B1   SC SC B1 B1   B1 B1 B1
POP 12HR         60      50    30      30    30      30    30      30    30
RAIN SHWRS     C  L  C    C  C  C  C    S  S  C  C    S  S  C  C    S  S  C
TSTMS             C  C          S  S          C  C          S  S          C

$$
MTZ014-261100-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
840 PM MDT MON MAY 25 2015

DATE           05/25/15      TUE 05/26/15            WED 05/27/15            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          70          48          69          48
TEMP                62 55 51 49 55 64 70 67 63 54 52 48 57 61 69 67 63 54 52 48
DEWPT               49 46 44 46 48 42 43 45 42 44 45 45 49 47 46 47 46 44 46 42
RH                  62 72 77 89 77 45 38 45 46 69 77 89 75 60 44 49 54 69 80 80
WIND DIR             W  W  W SW  W  W  N  N NW  W  W  W  W  W NW  N  N  W  W  W
WIND SPD             5  4  4  2  3  2  3  5  5  4  3  3  4  4  4  4  4  4  4  3
CLOUDS              B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 OV OV B2 B2 B1 B1 B2 B2 B2
POP 12HR                     60          50          50          60          40
QPF 12HR                   0.07        0.10        0.14        0.26        0.07
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  L  L  C  C  C  C  C  C  C  C  L  L  L  L  C  C  C  C  C
TSTMS                S              C  C  S  S              S  S  S  S


DATE           05/28/15  FRI 05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15
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      48    73      49    77      50    78      51    76
TEMP          65 67 54   49 65 72 55   50 74 74 57   51 76 72 62   51 76 67
DEWPT         48 52 44   44 43 44 44   44 45 46 43   44 46 41 48   44 51 39
PWIND DIR        NW       N    NE      SE     S      SW     S      SW     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2 B2   B1 B1 B1 B1   SC SC B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR         60      60    30      30    30      30    20      20    30
RAIN SHWRS     C  L  L    C  C  C  C    S  S  C  C    S  S  S  S    S  S  C
TSTMS             C  C          S  S          C  C          S  S          C

$$
MTZ055-261100-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
840 PM MDT MON MAY 25 2015

DATE           05/25/15      TUE 05/26/15            WED 05/27/15            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                      45          67          43          66          44
TEMP                58 51 48 45 51 61 67 65 59 49 45 44 53 63 66 63 54 48 46 44
DEWPT               45 43 44 43 46 47 45 46 46 42 41 42 47 49 47 48 46 41 45 41
RH                  62 74 86 93 83 60 45 50 62 77 86 93 80 60 50 58 74 77 96 89
WIND DIR            SE  S  S  S SW  W NW  W  S SW  S  S  W  W  W SW SW  S  S SW
WIND SPD             4  3  3  3  2  3  5  3  4  2  3  3  2  4  5  3  3  3  3  4
CLOUDS              B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     30          50          50          50          50
QPF 12HR                   0.04        0.13        0.17        0.22        0.11
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
TSTMS                S              C  C  S  S                    S  S


DATE           05/28/15  FRI 05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15
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          67      45    70      46    75      48    76      48    75
TEMP          62 66 52   46 64 69 52   47 71 73 58   49 76 68 58   49 74 68
DEWPT         49 50 44   44 48 49 46   45 49 49 50   46 51 45 50   46 55 49
PWIND DIR         W       N     E       E     S      SW    SW       S     S
WIND CHAR        LT      LT    LT      GN    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2 B2   B2 B2 B1 B1   SC SC B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR         60      40    30      30    20      20    20      20    30
RAIN SHWRS     C  L  C    C  C  C  C    S  S  S  S    S  S  S  S    S  S  C
TSTMS             C  C          S  S          S  S          S  S          C

$$
MTZ055-261100-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
840 PM MDT MON MAY 25 2015

DATE           05/25/15      TUE 05/26/15            WED 05/27/15            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                      35          59          35          59          36
TEMP                48 39 35 37 45 56 58 57 48 40 35 37 45 54 59 55 48 42 37 37
DEWPT               42 37 35 37 44 49 45 42 45 39 35 37 44 47 41 38 42 41 37 37
RH                  80 92100100 96 77 62 57 89 96100100 96 77 51 53 80 96100100
WIND DIR             S  S SW  S SW SW SW  W SW SW  S SW SW SW SW SW SW  S  S  S
WIND SPD             5  3  2  3  3  8  8  6  5  3  3  4  3  8 10  9  9  4  4  3
CLOUDS              B2 B2 B2 B2 B2 B2 B2 B2 B2 OV OV B2 B2 B1 B1 B2 B2 B2 B2 B1
POP 12HR                     40          50          50          50          50
QPF 12HR                   0.06        0.14        0.17        0.12        0.11
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
TSTMS                S              C  C                          S  S


DATE           05/28/15  FRI 05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15
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      37    64      39    67      40    69      42    68
TEMP          56 57 44   38 59 63 46   40 62 65 48   41 66 66 49   43 65 65
DEWPT         46 44 42   36 46 45 43   38 45 43 45   40 44 43 46   42 48 44
PWIND DIR        SW       N    NE       E     S      SW    SW      SW     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      GN    LT
AVG CLOUDS    B1 B2 B2   B1 B1 B1 B1   B1 B1 B1 B1   SC SC B1 B1   B1 B1 B1
POP 12HR         50      50    40      40    20      20    30      30    30
RAIN SHWRS     C  C  C    C  C  C  C    S  S  S  S    S  S  C  C    C  C  C
TSTMS             C  C          S  S          S  S          S  S          C

$$
MTZ008-261100-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
840 PM MDT MON MAY 25 2015

DATE           05/25/15      TUE 05/26/15            WED 05/27/15            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          66          42          64          44
TEMP                56 51 47 42 52 61 66 64 54 49 47 42 54 61 63 63 54 50 46 44
DEWPT               45 44 42 41 45 43 39 44 45 43 42 40 46 44 45 45 49 44 41 41
RH                  66 77 83 96 77 51 37 48 71 80 83 93 74 53 52 52 83 80 83 89
WIND DIR             W SW  S SW SW  W NW SW  S  S  S SW  W  W  W SW SW SW SW SW
WIND SPD             3  1  4  3  3  2  3  3  3  2  3  4  2  4  4  2  2  2  2  4
CLOUDS              B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     50          60          60          50          50
QPF 12HR                   0.06        0.12        0.15        0.13        0.11
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           C  C  C  C  C  L  L  L  L  C  C  C  C  C  C  C  C  C  C  C
TSTMS                S              L  L                          S  S


DATE           05/28/15  FRI 05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15
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      47    74      48    75      50    74
TEMP          60 64 52   43 63 71 55   48 70 72 56   49 73 72 58   51 72 69
DEWPT         46 49 46   41 46 47 47   43 46 47 48   44 46 47 48   46 50 46
PWIND DIR         W       N    NE       E     S      SW     S       S     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2 B2   B1 B1 B1 B1   SC SC B1 B1   B1 B1 B2 B2   B1 B1 B1
POP 12HR         50      50    40      40    30      30    30      30    30
RAIN SHWRS     C  C  C    C  C  C  C    C  C  C  C    S  S  C  C    C  C  C
TSTMS             C  C          S  S          C  C          S  S          C

$$
MTZ011-261100-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
840 PM MDT MON MAY 25 2015

DATE           05/25/15      TUE 05/26/15            WED 05/27/15            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                      44          73          46          77          49
TEMP                62 54 48 46 60 70 68 73 64 56 50 46 61 73 77 74 68 57 54 49
DEWPT               46 46 42 44 51 52 49 48 49 48 45 44 52 52 49 54 54 50 49 46
RH                  56 74 80 93 72 53 51 41 58 74 83 93 72 48 37 50 61 77 83 89
WIND DIR            SE SE SE  E  W SW  S SE SE SW SW  W  W NW  N  N  N  S  S  W
WIND SPD             4  5  4  4  4  4  8  5  4  3  4  2  3  2  2  2  2  3  3  3
CLOUDS              SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1
POP 12HR                     20          50          30          40          40
QPF 12HR                      0        0.08        0.06        0.12        0.09
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           S        C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
TSTMS                S              C  C  S  S              S  S  S  S


DATE           05/28/15  FRI 05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15
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          74      45    71      47    76      49    76      50    77
TEMP          72 69 55   45 65 70 56   48 72 74 60   49 71 74 57   51 70 77
DEWPT         50 50 46   40 43 42 43   43 47 45 49   45 46 45 46   47 46 48
PWIND DIR        NW      NE     E      SE    SE      SE     W      NE     S
WIND CHAR        LT      GN    GN      BZ    GN      LT    LT      LT    LT
AVG CLOUDS    B1 B1 B1   B1 B1 SC SC   SC SC SC SC   SC SC SC SC   SC SC B1
POP 12HR         40      40    20      20    30      30    30      30    30
RAIN SHWRS     C  C  C    S  S  S  S          C  C    S  S  C  C    S  S  C
TSTMS             C  C          S  S          C  C          S  S          C

$$
MTZ051-261100-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
840 PM MDT MON MAY 25 2015

DATE           05/25/15      TUE 05/26/15            WED 05/27/15            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                      45          66          45          68          47
TEMP                56 49 48 45 55 64 62 66 56 48 48 45 60 67 68 65 56 48 49 47
DEWPT               44 42 42 42 49 50 51 49 50 45 46 43 51 53 50 48 47 42 45 42
RH                  64 77 80 89 80 60 67 54 80 89 93 93 72 61 52 54 72 80 86 83
WIND DIR            SE SE  S  S NW NW  N NE NE SW SW SW  W  N NW NW NW SW SW  W
WIND SPD             5  5  4  5  5  5  5  4  3  4  3  3  3  5  6  4  4  5  5  6
CLOUDS              B1 SC SC B2 B2 B2 B2 B2 B2 B2 B2 OV OV B2 B2 B1 B1 B1 B1 B2
POP 12HR                     20          60          40          60          40
QPF 12HR                   0.01        0.15        0.11        0.29        0.09
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS           S  S  S  L  L  C  C  C  C  C  C  L  L  L  L  C  C  C  C  C
TSTMS                S              C  C  S  S              S  S  S  S


DATE           05/28/15  FRI 05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15
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          68      45    66      47    71      49    73      50    73
TEMP          66 66 52   45 62 65 51   48 69 69 57   49 70 70 55   51 68 72
DEWPT         50 46 44   40 47 46 43   41 48 47 49   43 49 47 47   45 48 48
PWIND DIR        NW       N     E      SE     S      SW     W      SE    SW
WIND CHAR        LT      LT    GN      GN    GN      GN    LT      LT    LT
AVG CLOUDS    B2 B2 B2   B2 B2 B1 B1   SC SC B1 B1   SC SC B1 B1   B1 B1 B1
POP 12HR         60      60    30      30    30      30    20      20    30
RAIN SHWRS     C  L  L    C  C  C  C    S  S  C  C    S  S  S  S    S  S  C
TSTMS             C  C          S  S          C  C          S  S          C

$$


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