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Issued by NWS Great Falls, MT

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
305 PM MDT FRI APR 17 2015

MTZ012-181100-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
305 PM MDT FRI APR 17 2015

DATE           04/17/15      SAT 04/18/15            SUN 04/19/15            MON
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                      39          52          30          52          33
TEMP             68 51 44 40 39 42 44 51 49 39 38 31 32 38 46 51 50 41 38 33 35
DEWPT            29 27 28 32 33 34 28 27 29 24 22 23 21 24 21 20 18 19 17 18 20
RH               23 39 53 73 79 73 53 39 46 54 52 72 63 57 37 29 28 41 42 53 54
WIND DIR          S  S SW SW  W  N  N  N  N  N NE  W NW NW  N  N NE NE SE SE  S
WIND SPD          5  4  8 10  8 13 11 10 12  6  3  3  2  2  5  5  8  8  6  6  6
CLOUDS           FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR                      5          50          10          10          10
QPF 12HR                      0        0.04           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                    C  C  C  C


DATE           04/20/15  TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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      40    69      42    71      45    63      40    60
TEMP          54 60 44   42 64 66 46   44 63 70 47   48 59 61 43   41 55 59
DEWPT         22 28 24   29 31 30 27   34 33 32 33   35 35 35 28   31 26 28
PWIND DIR         S       E    SW       E    SE       E     E       E    NE
WIND CHAR        LT      LT    GN      LT    LT      GN    GN      BZ    GN
AVG CLOUDS    SC SC SC   SC SC SC SC   SC SC SC SC   B1 B1 B1 B1   B1 B1 B1
POP 12HR          5       5     5       5    10      10    10      10    10

$$
MTZ010-181100-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
305 PM MDT FRI APR 17 2015

DATE           04/17/15      SAT 04/18/15            SUN 04/19/15            MON
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                      37          50          28          51          31
TEMP             66 49 44 39 37 41 46 49 49 41 36 31 28 36 45 50 50 40 36 32 32
DEWPT            30 31 33 30 33 29 25 24 24 25 21 23 19 22 20 21 18 19 17 17 16
RH               26 50 65 70 85 62 43 37 37 52 54 72 68 56 36 31 28 42 45 53 51
WIND DIR          W  W  W NW  N  N  N  N  N  N  N NW  N  N  N  N  N  N SE SE  S
WIND SPD         17 12 13 17 14 16 17 16 13  6  5  5  3  3  3  3  8  8  8  8  6
CLOUDS           SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC FW FW FW
POP 12HR                     30          50          10          10          10
QPF 12HR                   0.01        0.04           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS        S  S  C  C  C  C  S  S
SNOWSHWRS                     C  C


DATE           04/20/15  TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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      38    66      41    69      43    61      39    54
TEMP          52 60 47   38 60 65 51   41 63 68 52   43 58 60 44   40 50 54
DEWPT         24 27 27   27 33 30 33   30 32 33 33   30 30 32 25   22 24 27
PWIND DIR         S       W    SW      SW     S       E     E       E    NE
WIND CHAR        LT      LT    LT      LT    GN      GN    LT      GN    GN
AVG CLOUDS    FW SC SC   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR          5       5     5       5    10      10    10      10    10

$$
MTZ014-181100-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
305 PM MDT FRI APR 17 2015

DATE           04/17/15      SAT 04/18/15            SUN 04/19/15            MON
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          53          30          53          31
TEMP             68 57 45 41 35 43 48 52 52 44 37 33 30 37 48 51 53 46 36 35 31
DEWPT            33 32 30 30 29 34 36 34 32 27 25 24 23 24 26 24 22 23 21 23 24
RH               27 38 55 65 78 70 63 50 46 51 61 69 75 59 42 34 29 40 54 61 75
WIND DIR         SE SW  W  W  W  N  N  N  N  N  N SW NW NW  N  N  E  E SE SE  S
WIND SPD          3  4  5  8  6 14 13  9 10  6  3  2  2  2  4  4  8  8  4  4  5
CLOUDS           FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR                      5          40          10          10          10
QPF 12HR                      0        0.03           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                    C  C  C  C


DATE           04/20/15  TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          62      35    69      39    70      41    62      40    59
TEMP          56 62 44   36 64 67 49   39 65 68 49   41 57 60 42   41 51 59
DEWPT         25 28 24   27 34 25 26   29 34 33 42   36 39 44 33   38 38 34
PWIND DIR         S       W    SW       W    SE       E     N      NE     N
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      GN    GN
AVG CLOUDS    SC SC SC   SC SC SC SC   SC SC SC SC   B1 B1 B1 B1   B1 SC B1
POP 12HR          5      10    10      10    10      20    20      20    20
RAIN SHWRS                                       S    S  S  S  S    S  S  S

$$
MTZ055-181100-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
305 PM MDT FRI APR 17 2015

DATE           04/17/15      SAT 04/18/15            SUN 04/19/15            MON
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                      33          55          30          51          29
TEMP             61 48 41 35 35 46 51 55 53 41 37 32 31 38 48 50 50 40 37 30 30
DEWPT            29 32 31 25 28 37 37 36 37 34 30 28 25 31 24 23 23 27 30 25 25
RH               29 54 67 66 75 71 59 49 54 76 75 85 78 76 39 34 34 59 75 81 81
WIND DIR         NW SE  S  S SW  W NW NW  N  N  N SE  W  W NW NW NW NW  E  E  S
WIND SPD          2  3  4  4  4  4 12 14 11  6  2  2  2  2  5  5  6  6  5  5  5
CLOUDS           FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR                      5          30          10          10          10
QPF 12HR                      0        0.03           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                    S  S  C  C


DATE           04/20/15  TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          59      35    67      39    69      40    62      37    58
TEMP          55 59 41   37 62 64 44   41 66 62 43   43 60 50 39   37 50 58
DEWPT         28 27 25   24 29 36 19   31 35 44 36   32 42 43 35   36 43 37
PWIND DIR        SW      SW    SW      SW     S      SE     E       E     E
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      GN    LT
AVG CLOUDS    SC SC SC   SC SC SC SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B1
POP 12HR          5      10    10      10    20      20    20      20    30
RAIN SHWRS                                 S  S  S    S  S  S  S    S  C  C

$$
MTZ055-181100-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
305 PM MDT FRI APR 17 2015

DATE           04/17/15      SAT 04/18/15            SUN 04/19/15            MON
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                      28          49          25          45          24
TEMP             57 46 33 29 29 36 47 49 47 38 30 26 25 29 42 43 45 36 29 25 24
DEWPT            31 31 27 24 25 32 32 34 31 28 27 23 23 25 23 26 24 26 25 22 21
RH               37 55 78 81 85 85 56 56 53 67 88 88 92 85 46 51 43 67 85 88 88
WIND DIR          N NE  E  E  N  N  N  N  N  N  N  N NE NE NW NW SW SW NE NE NE
WIND SPD          5  4  2  2  3  5 11 12 11  8  5  4  3  3  4  4  9  9  5  5  5
CLOUDS           FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC
POP 12HR                      5          30          10          20           5
QPF 12HR                      0        0.02           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                          C  C
SNOWSHWRS                                             S  S


DATE           04/20/15  TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          49      25    55      29    56      30    52      29    51
TEMP          48 49 34   25 50 53 36   30 53 53 36   31 50 49 32   32 44 50
DEWPT         24 27 19   19 25 28 28   24 28 27 33   25 33 39 29   25 32 31
PWIND DIR         N      SW    SW      SW     S      SE    SE       E     E
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC SC   FW FW SC SC   SC SC B1 B1   B1 B1 B2 B2   B2 B1 B2
POP 12HR          5       5     5       5    20      20    30      30    30
RAIN SHWRS                                    S  S    S  S  C  C    C  C  C
SNOWSHWRS                                                              C

$$
MTZ008-181100-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
305 PM MDT FRI APR 17 2015

DATE           04/17/15      SAT 04/18/15            SUN 04/19/15            MON
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                      32          57          30          53          30
TEMP             61 52 44 35 33 41 52 57 55 46 38 33 30 36 47 52 52 44 38 34 30
DEWPT            22 22 24 24 26 32 31 32 30 32 30 26 25 29 25 23 26 33 29 27 25
RH               22 31 45 64 75 70 44 38 38 58 73 75 81 75 42 32 36 65 70 75 81
WIND DIR          N  E SW  S SW NW  N  N  N NE NE SE SE SE  N  N  N  N  E  E  S
WIND SPD          3  2  3  6  4  2 10 12 11  8  4  2  2  2  4  4  9  9  4  4  3
CLOUDS           FW FW FW FW B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR                      5          30          10          20          10
QPF 12HR                      0        0.02           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                    S  S  C  C              S  S  S  S
SNOWSHWRS                                             S  S


DATE           04/20/15  TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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      33    66      36    66      38    60      37    58
TEMP          53 58 46   33 57 66 52   36 61 64 52   38 56 54 43   37 42 58
DEWPT         28 25 35   25 37 32 13   26 42 32 46   30 41 51 40   34 40 36
PWIND DIR        SW       N    SW       S     S      SE     E      NE    NE
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC SC   SC SC SC SC   SC SC SC B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR          5       5     5       5    20      20    20      20    20
RAIN SHWRS                                    S  S    S  S  S  S    S  S  S

$$
MTZ011-181100-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
305 PM MDT FRI APR 17 2015

DATE           04/17/15      SAT 04/18/15            SUN 04/19/15            MON
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                      40          55          29          53          31
TEMP             67 52 47 41 40 45 52 55 54 43 37 33 29 42 49 52 52 43 35 34 31
DEWPT            30 34 34 34 35 33 31 29 27 24 23 24 22 25 20 20 17 14 21 23 19
RH               25 50 60 76 82 62 44 37 35 47 56 69 75 50 31 28 25 30 56 64 61
WIND DIR          S  S  S  W NW  N NW NW NW NW NW  W  W  W NW NW  N  N  E  E SW
WIND SPD          6  6  6  8  9 18 20 20 20 11  8  8  8  8 14 14 12 12  5  5  4
CLOUDS           FW FW SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW
POP 12HR                     10          30           5           5           5
QPF 12HR                      0        0.01           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                    C  C  S  S


DATE           04/20/15  TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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      38    68      42    70      44    63      41    60
TEMP          54 59 48   38 63 66 51   42 64 69 55   44 60 62 45   42 55 59
DEWPT         20 22 21   22 29 29 31   27 33 34 35   30 32 29 25   24 22 23
PWIND DIR         W      SW    SE       E     E       E     E       E     E
WIND CHAR        LT      LT    LT      GN    GN      BZ    BZ      BZ    GN
AVG CLOUDS    FW FW SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR          0       5     5       5    10      10    10      10    10

$$
MTZ051-181100-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
305 PM MDT FRI APR 17 2015

DATE           04/17/15      SAT 04/18/15            SUN 04/19/15            MON
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                      38          48          28          47          29
TEMP             65 51 43 39 39 43 44 47 47 38 32 30 28 36 42 45 47 38 32 29 30
DEWPT            33 35 31 29 31 36 34 31 28 27 21 22 18 19 18 18 18 15 17 16 16
RH               30 54 62 67 73 76 68 53 47 64 63 72 66 50 37 33 31 38 53 58 55
WIND DIR         SE SE  S SW  W NW NW NW NW  N NW  W  W  W NW NW NW NW SW SW SW
WIND SPD          6  8  8  8 10 16 20 19 19 10  5  8  9  9 16 16 13 13  6  6  8
CLOUDS           FW FW FW FW B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC FW
POP 12HR                      5          30           5          10           5
QPF 12HR                      0        0.03           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                    S  S  C  C


DATE           04/20/15  TUE 04/21/15  WED 04/22/15  THU 04/23/15  FRI 04/24/15
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          54      35    64      41    66      42    59      37    56
TEMP          48 54 40   37 59 62 46   42 59 65 45   43 57 57 40   38 52 55
DEWPT         18 22 21   21 28 33 29   27 33 33 31   30 32 34 28   28 26 25
PWIND DIR         W       W     W       E    SE      SE    SE       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      BZ    GN
AVG CLOUDS    FW FW SC   SC SC SC SC   SC SC SC SC   SC B1 SC B1   SC B1 B1
POP 12HR          5       5     5       5    10      10    10      20    20
RAIN SHWRS                                                     S    S  S  S

$$


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