Point Forecast Matrices
Issued by NWS Great Falls, MT

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
227 PM MDT TUE MAY 26 2015

MTZ012-271115-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
227 PM MDT TUE MAY 26 2015

DATE           05/26/15      WED 05/27/15            THU 05/28/15            FRI
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          68          48          68          46
TEMP          63 65 58 53 49 47 58 64 68 67 59 54 50 48 57 66 67 64 60 54 49 46
DEWPT         50 46 50 48 46 46 53 55 51 50 54 50 48 47 54 59 54 48 54 49 48 44
RH            62 50 75 83 89 96 83 73 54 54 83 86 93 96 90 78 63 56 81 83 96 93
WIND DIR       N NE NE  W SW  W  W  W  W  N  N SW SW SW  W  N  N  N  N  N  N NE
WIND SPD       5  9  5  2  3  4  4  5  6  5  3  4  4  5  2  4  6  3  3  1  1  3
CLOUDS        B2 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR                     40          50          40          70          60
QPF 12HR                   0.09        0.19        0.07        0.14        0.06
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  L  L  L  L  C  C  C
TSTMS          C  S  S              S  S  S  S              L  L  C  C


DATE           05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15
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          66      49    76      52    72      52    75      47    63
TEMP          58 66 55   50 72 74 60   52 69 71 59   52 70 74 58   47 60 62
DEWPT         48 49 49   48 52 48 52   49 54 43 53   48 53 51 53   45 48 40
PWIND DIR        NE      SE     S      SW    SW      SW    SW      SW     W
WIND CHAR        LT      GN    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    B1 B1 B1   SC SC B1 B1   SC SC B1 B1   B1 B1 B2 B2   B1 B1 B2
POP 12HR         30      20    30      30    30      30    30      40    40
RAIN SHWRS     C  S  S    S  S  C  C    S  S  C  C    S  S  C  C    C  C  C
TSTMS             S  S          C  C          C  C          C  C          C

$$
MTZ010-271115-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
227 PM MDT TUE MAY 26 2015

DATE           05/26/15      WED 05/27/15            THU 05/28/15            FRI
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                      43          67          45          65          40
TEMP          60 64 58 53 46 44 56 63 66 67 60 55 48 46 58 64 62 57 54 48 43 40
DEWPT         54 48 50 49 44 43 51 50 55 48 50 52 47 44 53 52 56 45 50 44 42 37
RH            81 56 75 86 93 96 83 62 68 50 69 90 96 93 83 65 81 64 86 86 96 89
WIND DIR       N NE NE NW NW NW  N NW NW NW  W  W  W NW NW  N  N  N  N  N  N  E
WIND SPD       8  8  4  4  4  9  4  6  4  3  3  4  5  5  5  9  6  8  8  8  8  5
CLOUDS        B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     40          60          40          60          50
QPF 12HR                   0.07        0.17        0.05        0.16        0.07
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     C  C  C  C  C  C  C  L  L  C  C  S  S  C  C  L  L  C  C  C  C  S
TSTMS          C  S  S              S  S  S  S              L  L  C  C


DATE           05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15
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          64      42    73      45    71      46    68      47    60
TEMP          57 64 52   42 68 71 57   45 64 71 56   46 65 66 53   47 53 60
DEWPT         48 47 46   41 50 46 53   43 47 43 49   44 48 44 46   46 36 36
PWIND DIR         E      SE     S      SW     W       S     W      SW    NW
WIND CHAR        LT      GN    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    B2 B1 B1   SC SC B1 B1   SC SC B1 B1   B1 B1 B1 B1   B2 B2 B2
POP 12HR         20      20    30      30    20      20    40      50    50
RAIN SHWRS     S  S  S    S  S  C  C    S  S  S  S    S  S  C  C    C  C  C
TSTMS             S  S          C  C          S  S          C  C          C

$$
MTZ014-271115-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
227 PM MDT TUE MAY 26 2015

DATE           05/26/15      WED 05/27/15            THU 05/28/15            FRI
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          69          49          68          50
TEMP          70 69 63 55 52 50 54 64 69 66 61 54 52 49 56 66 67 64 60 57 51 51
DEWPT         41 44 47 45 46 46 46 46 49 51 48 44 44 45 50 54 52 47 48 50 49 47
RH            35 40 56 69 80 86 74 52 49 58 62 69 74 86 80 65 59 54 64 77 93 86
WIND DIR       N  N NW NW NW NW  W  W NW NW NW  W  W SW  W  N NW  N  N  N  N  N
WIND SPD       6  6  6  4  4  4  5  3  5  5  8  3  3  1  3  3  5  4  4  1  1  4
CLOUDS        B1 B2 B2 B2 B2 OV OV B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1
POP 12HR                     40          60          40          60          70
QPF 12HR                   0.14        0.27        0.08        0.17        0.08
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  L  L  L  L  C  C  C
TSTMS          C  S  S              S  S  S  S              L  L  C  C


DATE           05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15
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          73      48    76      53    79      55    77      48    67
TEMP          64 72 56   49 72 75 62   53 76 76 63   55 71 76 61   48 66 64
DEWPT         48 52 46   46 46 46 48   46 49 47 50   48 46 49 50   42 42 37
PWIND DIR        NE       E     S      SW     S      SW     S      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 B1 B1   SC SC B1 B1   SC SC B1 B1   B1 B1 B2 B2   B1 B1 B1
POP 12HR         30      30    30      30    30      30    30      40    40
RAIN SHWRS     C  C  C    S  S  C  C    S  S  C  C    S  S  C  C    C  C  C
TSTMS             C  C          C  C          C  C          C  C          C

$$
MTZ055-271115-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
227 PM MDT TUE MAY 26 2015

DATE           05/26/15      WED 05/27/15            THU 05/28/15            FRI
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                      43          66          43          63          45
TEMP          65 66 59 50 46 43 54 61 65 64 58 49 48 43 54 60 63 62 56 49 47 45
DEWPT         44 47 44 43 41 40 48 47 46 49 48 43 44 41 48 47 54 51 52 43 46 42
RH            46 50 57 77 83 89 80 60 50 58 69 80 86 93 80 62 72 67 86 80 96 89
WIND DIR      NW SW  S  S  S  S  W  W  W  W  W  S  S SW SW NW NW  N  N  E  E NE
WIND SPD       5  2  4  3  3  3  2  4  3  6  6  3  3  3  4  3  5  4  4  1  1  3
CLOUDS        B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     50          50          50          60          70
QPF 12HR                   0.17        0.19        0.13        0.18        0.07
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     L  C  C  C  C  C  C  C  C  C  C  C  C  C  C  L  L  L  L  C  C  C
TSTMS          C  S  S                    S  S              L  L  C  C


DATE           05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15
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          66      46    74      48    77      50    77      45    67
TEMP          59 66 51   47 70 72 57   49 74 74 59   51 74 74 56   45 63 66
DEWPT         46 50 45   45 49 46 48   44 49 50 52   47 51 50 47   42 42 46
PWIND DIR         E       E     S       S    SW       S     S       S    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2 SC SC   SC SC SC SC   SC SC B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR         40      30    30      30    30      30    30      30    30
RAIN SHWRS     C  C  C    S  S  C  C    S  S  C  C    S  S  C  C    C  C  C
TSTMS             C  C          C  C          C  C          C  C          C

$$
MTZ055-271115-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
227 PM MDT TUE MAY 26 2015

DATE           05/26/15      WED 05/27/15            THU 05/28/15            FRI
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          59          35          57          37
TEMP          57 55 47 42 38 36 46 55 59 56 49 41 37 36 45 55 57 54 48 41 38 37
DEWPT         44 40 43 41 38 36 45 50 42 42 44 40 37 36 44 49 42 39 44 40 38 37
RH            62 57 86 96100100 96 83 53 59 83 96100100 96 80 57 57 86 96100100
WIND DIR      SW SW SW  S SW  S SW SW SW SW  W  S SW SW SW  W  W NW NW NE NE NE
WIND SPD       9  6  4  3  2  3  5  8  9  8  4  2  1  2  3  3  5  4  4  3  3  4
CLOUDS        B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     50          50          50          50          60
QPF 12HR                   0.13        0.11        0.10        0.16        0.07
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  L  L  C  C  C
TSTMS          C                                            C  C  C  C


DATE           05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15
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          61      36    66      39    70      41    70      41    59
TEMP          58 60 44   37 62 64 48   40 66 68 50   42 67 66 48   41 56 57
DEWPT         48 46 42   36 44 41 45   39 47 46 47   41 45 42 45   40 40 39
PWIND DIR        NE       E     S      SW    SW      SW     S       S     S
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    B2 B1 B1   SC SC SC SC   SC SC B1 B1   B1 B1 SC SC   SC SC SC
POP 12HR         50      40    30      30    30      30    30      30    30
RAIN SHWRS     C  C  C    C  C  C  C    S  S  C  C    S  S  C  C    C  C  S
TSTMS             C  C          C  C          C  C          C  C          S

$$
MTZ008-271115-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
227 PM MDT TUE MAY 26 2015

DATE           05/26/15      WED 05/27/15            THU 05/28/15            FRI
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          63          44          62          45
TEMP          63 64 55 49 46 42 51 61 61 59 51 49 46 44 53 61 61 62 55 51 47 46
DEWPT         36 41 43 42 42 40 44 43 40 44 46 43 43 42 47 47 52 49 49 46 43 44
RH            36 43 64 77 86 93 77 51 46 57 83 80 89 93 80 60 72 62 80 83 86 93
WIND DIR       N NE  E  N  S  S SW  W NW SW  S SW  S SW SW  N  N  N  N NW NW NE
WIND SPD       5  5  4  2  5  4  3  2  3  3  6  3  3  2  3  4  4  6  6  1  1  3
CLOUDS        B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR                     50          60          50          50          60
QPF 12HR                   0.18        0.17        0.14        0.16        0.06
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     L  C  C  C  C  C  C  L  L  C  C  C  C  C  C  C  C  L  L  C  C  C
TSTMS          C  S  S              S  S  S  S              C  C  C  C


DATE           05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15
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      46    73      49    76      50    75      44    65
TEMP          62 69 53   47 68 72 56   50 73 73 58   51 71 72 53   44 60 64
DEWPT         45 48 45   43 43 43 46   44 46 45 52   46 46 48 45   40 39 42
PWIND DIR        NE       E     S      SW     S       S     S      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1 SC SC   SC SC SC SC   SC SC B1 B1   B1 B1 B1 B1   SC SC B1
POP 12HR         30      30    30      30    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          C  C          C  C          C  C          C

$$
MTZ011-271115-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
227 PM MDT TUE MAY 26 2015

DATE           05/26/15      WED 05/27/15            THU 05/28/15            FRI
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                      48          70          46          75          43
TEMP          73 73 63 56 51 48 61 70 66 70 60 55 50 46 59 72 74 69 62 54 52 43
DEWPT         52 54 52 49 47 46 58 58 56 52 54 51 48 44 55 52 52 49 48 45 48 40
RH            48 51 67 77 86 93 90 66 70 53 81 86 93 93 87 49 46 49 60 71 86 89
WIND DIR       S  S SW SW SW  W  W  W NW NE  N  W  W  W  N  N NE NE NE NE NE  E
WIND SPD       9  5  4  4  4  4  5  3  4  4  5  3  3  3  4  5  6  8  8  9  9 10
CLOUDS        B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1
POP 12HR                     30          50          40          60          40
QPF 12HR                   0.05        0.14        0.07        0.13        0.03
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  L  L  C  C  S  S  S
TSTMS          C  S  S              S  S  S  S              L  L  C  C


DATE           05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15
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    79      49    77      47    77      49    68
TEMP          58 65 52   44 72 78 60   49 73 75 58   48 75 73 59   49 62 67
DEWPT         43 47 43   41 48 48 50   45 49 46 47   44 49 46 53   43 40 43
PWIND DIR         E      SE    SE      SE     W      NE    SE      SE     S
WIND CHAR        GN      GN    GN      GN    LT      LT    LT      LT    LT
AVG CLOUDS    B1 B1 B1   SC SC SC SC   SC SC SC SC   B1 B1 B1 B1   B2 B2 B2
POP 12HR         20      20    30      30    20      20    30      40    40
RAIN SHWRS     S  S  S          C  C    S  S  S  S    S  S  C  C    C  C  C
TSTMS             S  S          C  C          S  S          C  C          C

$$
MTZ051-271115-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
227 PM MDT TUE MAY 26 2015

DATE           05/26/15      WED 05/27/15            THU 05/28/15            FRI
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          65          46          65          45
TEMP          61 62 56 49 48 46 55 64 65 64 59 49 48 46 56 65 64 62 59 51 51 45
DEWPT         52 52 52 47 46 44 48 52 50 49 49 46 44 43 49 56 55 49 50 47 48 41
RH            72 70 86 93 93 93 77 65 58 58 69 89 86 89 77 73 73 62 72 86 89 86
WIND DIR       N NE  S SW SW  W  W NW NW NW  W SW SW  W  W NW NW NW NW  N  N  E
WIND SPD       8  4  4  3  3  4  5  8 10  6  6  5  5  6  6  8  8  4  4  1  1  4
CLOUDS        OV B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     40          70          40          60          70
QPF 12HR                   0.13        0.25        0.11        0.17        0.08
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     L  C  C  C  C  L  L  L  L  C  C  C  C  C  C  L  L  L  L  C  C  C
TSTMS          C  S  S              S  S  S  S              L  L  C  C


DATE           05/29/15  SAT 05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15
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          61      46    74      52    72      51    73      50    65
TEMP          55 60 49   48 71 71 56   53 70 70 56   52 71 70 55   50 62 64
DEWPT         47 45 43   44 51 49 49   47 50 48 48   46 50 50 48   44 44 44
PWIND DIR         E      SE     S       S     W       S    SW       S     W
WIND CHAR        LT      GN    GN      GN    LT      LT    LT      LT    GN
AVG CLOUDS    B2 B1 B1   SC SC SC SC   SC SC B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR         30      20    30      30    20      20    30      30    30
RAIN SHWRS     C  S  S    S  S  C  C    S  S  S  S    S  S  C  C    C  C  S
TSTMS             S  S          C  C          S  S          C  C          S

$$



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