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Issued by NWS Great Falls, MT

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
226 PM MDT WED MAY 27 2015

MTZ012-281115-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
226 PM MDT WED MAY 27 2015

DATE           05/27/15      THU 05/28/15            FRI 05/29/15            SAT
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          66          45          68          49
TEMP          66 65 57 52 48 48 58 64 66 59 54 51 47 45 51 60 65 68 60 56 52 49
DEWPT         49 48 51 49 47 46 55 55 50 52 51 47 45 44 48 53 53 50 53 51 49 48
RH            54 54 80 89 96 93 90 73 56 78 90 86 93 96 89 78 65 52 78 83 89 96
WIND DIR       N  N NW SW SW SW  W  N  N  N  N  N NE  E  E  E  E  E  E SE SE  S
WIND SPD       6  3  3  6  6  5  6  8 10 11  8  8  8  4  5  5  8  8  8  6  6  5
CLOUDS        OV B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC SC
POP 12HR                     40          60          50          30          20
QPF 12HR                   0.03        0.16        0.09        0.01        0.01
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     L  C  C  S  S  C  C  L  L  C  C  C  C  S  S  C  C  S  S  S  S
TSTMS          C  C  C        S  S  L  L  S  S              S  S  S  S


DATE           05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15  WED 06/03/15
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      52    77      52    71      51    70      45    63
TEMP          70 73 57   53 73 76 60   52 67 70 57   52 69 67 52   45 58 63
DEWPT         55 50 51   50 47 47 52   50 54 49 52   50 47 44 46   44 45 39
PWIND DIR         S      SW    SW      SW     S      SE     W      NW     W
WIND CHAR        LT      LT    LT      LT    LT      LT    GN      LT    LT
AVG CLOUDS    SC B1 B1   SC SC B1 B1   B1 B1 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         30      30    20      20    60      60    50      40    50
RAIN SHWRS        C  C    S  S  S  S    S  S  L  L    C  C  C  C    C  C  C
TSTMS             C  C          S  S          L  L          C  C          C

$$
MTZ010-281115-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
226 PM MDT WED MAY 27 2015

DATE           05/27/15      THU 05/28/15            FRI 05/29/15            SAT
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          61          39          67          43
TEMP          67 67 61 53 46 44 61 60 59 55 52 46 41 40 50 59 64 67 59 54 47 43
DEWPT         54 44 47 46 43 42 49 48 53 45 44 41 38 38 45 48 52 47 49 49 45 42
RH            63 43 60 77 89 93 65 64 80 69 74 83 89 92 83 67 65 49 69 83 93 96
WIND DIR       N  N NW  W NW  W NW  N  N  N  N  N NE  E SE SE SE SE SE SE SE SE
WIND SPD       8  5  4  6  6  8  9 13 16 14 11  6  6  5 10 10 11 11 11  8  8  5
CLOUDS        OV B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC
POP 12HR                     40          60          40          20          20
QPF 12HR                   0.04        0.15        0.01        0.01        0.01
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     L  C  C  S  S  C  C  L  L  C  C  C  C        S  S  S  S  S  S  S
TSTMS          C  C  C        S  S  L  L  S  S                    S  S


DATE           05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15  WED 06/03/15
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      46    74      45    70      47    65      41    60
TEMP          71 73 57   46 70 72 55   45 61 70 53   48 64 61 46   42 55 60
DEWPT         55 48 51   44 48 42 46   42 45 46 50   45 49 38 41   39 37 33
PWIND DIR         S      SW     W      SW     N       S    NW      NW    NW
WIND CHAR        LT      LT    LT      LT    LT      LT    GN      GN    GN
AVG CLOUDS    SC B1 B1   SC SC B1 B1   B1 B1 B2 B2   OV OV B2 B2   B2 B2 B2
POP 12HR         30      30    20      20    60      60    60      50    40
RAIN SHWRS     S  C  C    S  S  S  S    S  S  L  L    L  L  C  C    C  C  C
TSTMS             C  C          S  S          L  L          C  C          C

$$
MTZ014-281115-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
226 PM MDT WED MAY 27 2015

DATE           05/27/15      THU 05/28/15            FRI 05/29/15            SAT
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          66          48          74          50
TEMP          64 67 61 52 50 48 56 64 66 60 56 53 50 48 53 63 72 73 65 58 52 51
DEWPT         47 44 43 41 42 45 49 47 50 51 50 48 46 45 48 47 50 47 48 47 47 47
RH            54 43 51 66 74 89 77 54 56 72 80 83 86 89 83 56 46 40 54 67 83 86
WIND DIR       N NW  W  W  W  W  W NW  N  N NW NW NW NW NW SE SE  E  E SE SE  S
WIND SPD       8  5  5  3  2  3  4  4  6 10 10  6  8  2  3  3  4  5  5  3  3  5
CLOUDS        B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC
POP 12HR                     40          60          60          30          20
QPF 12HR                   0.08        0.19        0.07        0.03        0.02
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     L  C  C  S  S  C  C  L  L  L  L  C  C  C  C  C  C  S  S  S  S
TSTMS          L  C  C        S  S  L  L  S  S              S  S  S  S


DATE           05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15  WED 06/03/15
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      51    78      53    72      48    71      45    65
TEMP          71 70 57   52 75 76 62   53 69 71 60   48 68 68 52   45 61 64
DEWPT         49 53 47   49 49 46 46   47 44 46 47   43 43 39 40   40 40 36
PWIND DIR         S      SW     S      SW     S       W    SW       W    NW
WIND CHAR        LT      LT    LT      LT    LT      LT    GN      LT    LT
AVG CLOUDS    SC B1 B1   B1 B1 B2 B2   B1 B1 B2 B2   B1 B1 B2 B2   B1 B1 B2
POP 12HR         30      30    30      30    50      50    40      40    40
RAIN SHWRS        C  C    S  S  C  C    C  C  C  C    C  C  C  C    C  C  C
TSTMS             C  C          C  C          C  C          C  C          C

$$
MTZ055-281115-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
226 PM MDT WED MAY 27 2015

DATE           05/27/15      THU 05/28/15            FRI 05/29/15            SAT
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          61          44          68          46
TEMP          62 64 56 49 45 44 54 59 58 61 55 48 46 44 53 62 66 67 57 52 52 46
DEWPT         46 44 45 43 42 42 46 46 47 48 47 44 43 42 47 46 47 48 48 45 49 42
RH            56 48 66 80 89 93 74 62 67 62 74 86 89 93 80 56 50 50 72 77 89 86
WIND DIR       W SW  S  S  S  S  W  W  N  N  N  S  S  E SE SE  E  E  E  E  E SE
WIND SPD       6  6  3  2  3  3  3  4  6  5  3  2  3  2  3  4  6  9  9  5  5  5
CLOUDS        B2 B2 B2 B2 B2 OV OV B2 B2 OV OV B2 B2 B2 B2 SC SC SC SC SC SC SC
POP 12HR                     40          60          50          30          20
QPF 12HR                   0.11        0.20        0.09        0.05        0.02
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     C  C  C  C  C  C  C  L  L  C  C  C  C  C  C  C  C  S  S  S  S  S
TSTMS          C  C  C        S  S  L  L                    S  S  S  S


DATE           05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15  WED 06/03/15
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          72      49    76      50    77      49    71      42    62
TEMP          71 68 53   51 72 74 58   51 74 74 58   49 68 68 56   42 57 61
DEWPT         49 52 48   48 51 49 49   48 49 48 49   46 46 46 48   39 40 41
PWIND DIR         S      SW    SW       S     S       S    SW      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR         30      30    30      30    40      40    40      40    40
RAIN SHWRS     S  C  C    S  S  C  C    S  S  C  C    C  C  C  C    C  C  C
TSTMS             C  C          C  C          C  C          C  C          C

$$
MTZ055-281115-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
226 PM MDT WED MAY 27 2015

DATE           05/27/15      THU 05/28/15            FRI 05/29/15            SAT
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          56          35          62          39
TEMP          57 55 46 39 37 35 44 53 56 54 47 40 37 36 45 57 61 61 51 47 43 39
DEWPT         43 39 44 38 37 35 42 47 45 40 45 39 37 36 43 43 42 40 45 46 43 39
RH            59 55 93 96100100 93 80 66 59 93 96100100 93 59 49 46 80 96100100
WIND DIR      SW SW  S SE SW  S SW  W  W  N  N NE NE NE NE  S SW SE SE  S  S SE
WIND SPD      10 10  4  3  2  2  4  4  6  5  5  4  4  3  4  1  3  1  1  4  4  4
CLOUDS        B1 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC
POP 12HR                     40          50          50          40          20
QPF 12HR                   0.07        0.14        0.07        0.06        0.01
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  S  S  S  S  S
TSTMS          C  C  C        S  S  C  C  S  S              S  S  S  S


DATE           05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15  WED 06/03/15
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    70      42    70      39    60      36    56
TEMP          63 59 48   43 65 68 51   43 67 67 49   39 57 57 41   37 52 55
DEWPT         42 36 46   42 46 46 49   42 50 42 47   38 41 35 38   36 40 36
PWIND DIR         S      SW     S       S     S       S     S       S    SW
WIND CHAR        LT      LT    GN      GN    GN      GN    GN      GN    LT
AVG CLOUDS    SC B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   SC SC B1 B1   B1 B1 B1
POP 12HR         30      30    30      30    30      30    30      40    40
RAIN SHWRS     S  C  C    S  S  C  C    C  C  C  C    C  C  C  C    C  C  C
TSTMS             C  C          C  C          C  C          C  C          C

$$
MTZ008-281115-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
226 PM MDT WED MAY 27 2015

DATE           05/27/15      THU 05/28/15            FRI 05/29/15            SAT
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          63          43          70          47
TEMP          61 62 55 50 46 43 52 59 62 62 54 50 47 43 50 62 67 70 61 55 50 47
DEWPT         39 42 43 43 41 40 45 44 45 48 47 46 43 41 44 46 46 46 52 48 45 43
RH            44 48 64 77 83 89 77 57 54 60 77 86 86 93 80 56 47 42 72 77 83 86
WIND DIR      NW  E NE  S SW SW  W NW  N  N  N NE  S  E NE  E  E NE NE  S  S  S
WIND SPD       5  2  2  3  4  3  3  4  5  6  4  1  1  1  2  2  2  3  3  2  2  5
CLOUDS        B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 SC SC SC SC SC SC SC
POP 12HR                     50          50          50          30          20
QPF 12HR                   0.11        0.16        0.05        0.04        0.04
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  C  C  S  S  S  S  S
TSTMS          C  C  C        S  S  C  C  S  S              S  S  S  S


DATE           05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15  WED 06/03/15
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      48    78      51    76      45    67      41    63
TEMP          69 68 55   49 72 77 58   52 74 73 57   45 63 65 48   41 58 62
DEWPT         45 48 48   44 46 41 46   47 49 44 47   41 42 47 43   39 39 39
PWIND DIR         S      SW     S       S     S      SW    SW       W    SW
WIND CHAR        LT      LT    LT      LT    LT      GN    GN      LT    LT
AVG CLOUDS    SC B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B2
POP 12HR         40      40    30      30    40      40    40      40    40
RAIN SHWRS     S  C  C    S  S  C  C    C  C  C  C    C  C  C  C    C  C  C
TSTMS             C  C          C  C          C  C          C  C          C

$$
MTZ011-281115-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
226 PM MDT WED MAY 27 2015

DATE           05/27/15      THU 05/28/15            FRI 05/29/15            SAT
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          73          38          69          44
TEMP          74 72 62 55 50 47 60 73 70 66 57 49 42 38 50 61 66 69 60 53 50 44
DEWPT         48 54 53 51 48 46 54 53 51 54 47 42 39 35 40 39 37 44 44 38 42 40
RH            40 53 72 86 93 96 81 49 51 65 69 77 89 89 68 44 34 40 55 57 74 86
WIND DIR       E NE  E NE SW  W  W  N  N  N  N NE NE  E  E  E  E SE SE SE SE SE
WIND SPD       6  4  3  2  4  3  4  8 11 14 12  9  9  8 11  9 10 12 12 12 12 12
CLOUDS        OV B2 B2 B2 B2 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC B1 B1 SC SC SC
POP 12HR                     40          60          30          10          20
QPF 12HR                   0.02        0.12        0.02           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     C  C  C  C  C  C  C  L  L  C  C  S  S                    S  S
TSTMS          C  C  C        S  S  L  L  S  S


DATE           05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15  WED 06/03/15
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          78      49    81      50    77      48    76      45    66
TEMP          73 78 58   50 75 79 61   51 74 73 58   48 68 75 54   45 61 65
DEWPT         51 51 52   46 49 45 48   47 51 46 49   44 45 46 46   42 43 39
PWIND DIR        SE      SE    SW      SW     E       E     S      NW    NW
WIND CHAR        GN      GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC B1 B1   SC SC SC SC   B1 B1 B1 B1   B2 B2 B2 B2   B2 B2 B2
POP 12HR         30      30    20      20    40      60    60      50    50
RAIN SHWRS        C  C    S  S  S  S    S  S  C  C    L  L  C  C    C  C  C
TSTMS             C  C          S  S          C  C          C  C          C

$$
MTZ051-281115-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
226 PM MDT WED MAY 27 2015

DATE           05/27/15      THU 05/28/15            FRI 05/29/15            SAT
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          66          44          64          47
TEMP          63 66 57 51 48 47 62 66 64 64 56 50 48 44 50 60 63 64 56 51 49 48
DEWPT         48 48 48 48 44 43 50 50 50 47 49 46 45 40 44 47 49 47 46 46 44 44
RH            58 52 72 89 86 86 65 56 60 54 77 86 89 86 80 62 60 54 69 83 83 86
WIND DIR      NW  N  W  W SW  W  W NW  N  N  N  N NE  E  E SE SE SE SE  S  S  S
WIND SPD       8  4  4  5  4  5  8 11 10  9  5  5  5  5  5  6  8 11 11 10 10  9
CLOUDS        OV B1 B1 B1 B1 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC
POP 12HR                     40          60          60          30          20
QPF 12HR                   0.06        0.17        0.13        0.02           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     L  C  C  C  C  C  C  L  L  L  L  C  C  C  C  S  S  S  S
TSTMS          C  C  C        S  S  L  L  S  S                    S  S


DATE           05/30/15  SUN 05/31/15  MON 06/01/15  TUE 06/02/15  WED 06/03/15
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      51    77      52    76      50    71      44    62
TEMP          71 69 55   52 72 76 60   53 73 72 54   52 71 65 49   45 57 61
DEWPT         51 50 50   48 50 50 52   47 52 51 47   47 51 45 41   41 43 43
PWIND DIR         S      SW     W       W     S       S     W       W     W
WIND CHAR        LT      LT    GN      LT    LT      LT    GN      LT    GN
AVG CLOUDS    SC B1 B1   SC SC B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR         30      30    20      20    60      60    30      40    40
RAIN SHWRS        C  C    S  S  S  S    S  S  L  L    C  C  C  C    C  C  C
TSTMS             C  C          S  S          L  L          C  C          C

$$



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