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Issued by NWS Great Falls, MT

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
233 PM MDT SUN APR 20 2014

MTZ012-211100-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
233 PM MDT SUN APR 20 2014

DATE           04/20/14      MON 04/21/14            TUE 04/22/14            WED
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                      34          69          45          69          39
TEMP          59 59 47 40 37 35 49 61 67 68 57 52 47 45 56 65 69 66 53 44 41 39
DEWPT         21 19 25 27 28 29 33 29 24 26 35 36 38 39 41 38 36 38 43 40 37 34
RH            23 21 42 59 70 78 54 29 19 20 43 54 71 79 57 37 30 36 69 86 85 82
WIND DIR       W  W  W SW  S  S  S  S SE SE  E SE  S  S  S SW SW  W  W  W  W SW
WIND SPD      23 17  9  6  6  6  6  6  6 10 11  8  9 10 10  9  9 10 10 12 12 18
CLOUDS        FW FW FW SC SC SC SC B1 B1 B2 B2 B1 B1 B1 B1 B2 B2 OV OV OV OV B2
POP 12HR                      0           0           5          70          90
QPF 12HR                      0           0           0        0.05        0.27
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                            C  C  L  L  D  D  L  L  C
SNOWSHWRS                                                                     C
TSTMS                                                       S  S


DATE           04/23/14  THU 04/24/14  FRI 04/25/14  SAT 04/26/14  SUN 04/27/14
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          52      37    53      34    55      37    49      34    51
TEMP          50 50 39   37 49 52 38   34 50 54 42   37 47 48 38   35 48 50
DEWPT         25 24 31   33 33 32 34   32 38 38 38   36 36 36 36   34 31 28
PWIND DIR        SW       W     W      SW     S       E    NW      NE     W
WIND CHAR        WY      BZ    BZ      GN    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2 OV   OV B2 B2 B1   B1 B1 B1 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         50      40    40      20    30      30    40      40    30
RAIN SHWRS     C  C  C    C  C  C  S    S  C  C  C    C  C  C  C    C  C  C
SNOWSHWRS      C          C  C

$$
MTZ010-211100-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
233 PM MDT SUN APR 20 2014

DATE           04/20/14      MON 04/21/14            TUE 04/22/14            WED
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                      31          66          39          64          37
TEMP          57 55 46 39 35 31 45 59 65 65 56 48 42 39 51 61 64 61 50 43 39 37
DEWPT         23 22 26 28 28 27 31 26 25 26 30 33 34 35 39 37 37 38 41 38 35 32
RH            27 27 45 64 75 85 58 28 22 23 37 56 73 85 63 41 37 42 71 82 85 82
WIND DIR       W  W SW  W  W  W  S  S  S SE SE  S SE  S  S SW SW  W  W  W  W  W
WIND SPD      27 20 11 10  6  5  4 10 11 11  8  8  3  6  6  6  6 13 13 19 19 23
WIND GUST     39
CLOUDS        SC FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 OV OV OV OV B2
POP 12HR                      0           0          10          60          90
QPF 12HR                      0           0           0        0.07        0.11
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                            C  C  L  L  D  D  D  D
SNOWSHWRS                                                                     L
TSTMS                                                       S  S


DATE           04/23/14  THU 04/24/14  FRI 04/25/14  SAT 04/26/14  SUN 04/27/14
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          50      34    49      30    49      31    45      30    50
TEMP          49 45 35   34 45 48 34   30 44 49 36   31 42 44 35   30 46 49
DEWPT         29 29 29   30 31 31 31   29 33 35 32   29 32 33 31   28 29 26
PWIND DIR         W       W    NW      SW     S      SE    NE      NE     N
WIND CHAR        WY      WY    BZ      GN    LT      LT    GN      LT    LT
AVG CLOUDS    B2 B2 B2   B2 B2 B2 B1   B1 B2 B2 B2   B2 B2 B2 B1   B1 B2 B2
POP 12HR         70      40    30      20    30      40    40      30    20
RAIN SHWRS        L  C          C  S       C  C  C       C  C  C       S  S
SNOWSHWRS      L  L  C    C  C          S             C             C

$$
MTZ014-211100-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
233 PM MDT SUN APR 20 2014

DATE           04/20/14      MON 04/21/14            TUE 04/22/14            WED
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          70          44          66          36
TEMP          61 61 52 46 40 37 48 61 69 69 59 53 48 44 52 63 66 62 52 46 41 36
DEWPT         19 15 20 24 27 29 31 27 24 24 31 35 36 38 40 39 37 38 38 36 33 30
RH            19 16 28 42 59 72 51 27 18 18 34 50 63 79 63 41 34 41 59 68 73 79
WIND DIR       W  W  W SW  S  S SE SE  E SE  S  S  S  S  S  W  W  W  W SW SW SW
WIND SPD      19 13  5  4  1  1  3  6  9  9  4  5  3  4  4  4  4 12 12  9  9  9
CLOUDS        FW SC SC SC SC SC SC B1 B1 B2 B2 B1 B1 B2 B2 OV OV OV OV OV OV B2
POP 12HR                      0           0          10          70          80
QPF 12HR                      0           0           0        0.09        0.23
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                            C  C  L  L  D  D  L  L  C
SNOWSHWRS                                                                     C
TSTMS                                                       S  S


DATE           04/23/14  THU 04/24/14  FRI 04/25/14  SAT 04/26/14  SUN 04/27/14
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          52      37    57      37    58      38    54      36    54
TEMP          47 50 42   38 52 55 43   37 53 56 44   38 51 52 41   36 49 52
DEWPT         25 25 28   30 29 25 32   33 33 31 35   35 33 31 33   31 29 26
PWIND DIR        SW       W    SW      SW     S       N    NW      NW     W
WIND CHAR        GN      BZ    GN      GN    LT      LT    LT      GN    LT
AVG CLOUDS    B2 B2 B2   B2 B1 B1 B1   B1 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         50      30    30      20    40      40    40      40    30
RAIN SHWRS     C  C  C       C  C  S    S  C  C  C    C  C  C  C    C  C  C
SNOWSHWRS      C     C    C  C

$$
MTZ055-211100-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
233 PM MDT SUN APR 20 2014

DATE           04/20/14      MON 04/21/14            TUE 04/22/14            WED
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          71          41          69          33
TEMP          60 62 50 42 36 32 46 61 69 70 58 52 45 41 52 65 69 66 51 41 36 33
DEWPT         21 16 26 28 27 26 31 28 25 24 33 34 36 36 40 38 34 36 38 35 32 29
RH            22 16 39 57 69 78 55 28 19 18 39 50 70 82 63 37 27 33 61 79 85 85
WIND DIR       W  W  N  S  S  S  S SE  S SE SE  S SE SE SE SW SW SW SW  W  W  W
WIND SPD      12 10  2  3  4  4  2  6  4  8  9  9  5  5  5  6  6  8  8  9  9  4
CLOUDS        FW FW FW SC SC FW FW SC SC B1 B1 B2 B2 B2 B2 B2 B2 OV OV OV OV B2
POP 12HR                      0           0          20          60          80
QPF 12HR                      0           0           0        0.08        0.35
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                S  S  S  S  C  C  L  L  D  D  D  D
SNOWSHWRS                                                                     C
TSTMS                                                       S  S


DATE           04/23/14  THU 04/24/14  FRI 04/25/14  SAT 04/26/14  SUN 04/27/14
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          51      29    57      31    57      32    57      32    55
TEMP          47 48 37   29 50 55 41   31 51 56 41   32 52 55 38   32 49 53
DEWPT         26 27 27   26 30 25 33   29 34 33 34   30 34 33 33   29 30 27
PWIND DIR         W       W    SW      SW     S      SE     S       S    SE
WIND CHAR        GN      GN    GN      GN    LT      LT    LT      LT    LT
AVG CLOUDS    B2 B2 B2   B2 B1 B1 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         50      30    30      20    40      40    40      40    40
RAIN SHWRS        C             C  S       C  C  C    C  C  C  C       C  C
SNOWSHWRS      C     C    C  C          S                           C

$$
MTZ055-211100-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
233 PM MDT SUN APR 20 2014

DATE           04/20/14      MON 04/21/14            TUE 04/22/14            WED
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                      30          60          36          57          27
TEMP          55 54 42 36 33 31 44 55 60 57 47 42 39 36 47 54 56 52 41 33 30 27
DEWPT         21 20 22 24 26 27 30 26 22 24 30 34 34 34 38 37 36 34 32 30 27 25
RH            26 26 44 61 75 85 57 32 23 28 51 73 82 92 71 52 47 50 70 89 88 92
WIND DIR       W  W  N  S  E SE  S  S  S  S  S  S  S SE SE  S  S  S  S SW SW SW
WIND SPD      10  8  4  2  2  3  4  9  8  6  5  6  3  8  8 17 17  8  8  8  8  9
CLOUDS        FW FW FW SC SC FW FW SC SC B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV
POP 12HR                      0           0          30          70          90
QPF 12HR                      0           0        0.03        0.10        0.25
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                S  S  C  C  C  C  L  L  L  L  D  D  D
SNOWSHWRS                                                               D  D
TSTMS                                                       S  S


DATE           04/23/14  THU 04/24/14  FRI 04/25/14  SAT 04/26/14  SUN 04/27/14
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          42      22    46      28    49      31    48      28    45
TEMP          36 41 29   23 44 45 33   28 46 47 35   31 46 45 33   28 42 44
DEWPT         23 25 21   20 25 25 28   27 30 28 30   30 30 29 27   26 27 24
PWIND DIR        SW      SW    SW       S     S       S    SW       S     S
WIND CHAR        GN      GN    GN      LT    LT      LT    LT      GN    LT
AVG CLOUDS    OV OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         80      40    30      30    40      40    40      40    40
RAIN SHWRS     D                C          C  C  C       C  C  C       C  C
SNOWSHWRS         D  C    C  C  C  C    C  C          C             C  C

$$
MTZ008-211100-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
233 PM MDT SUN APR 20 2014

DATE           04/20/14      MON 04/21/14            TUE 04/22/14            WED
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          69          42          62          31
TEMP          60 61 48 42 37 33 46 57 67 67 56 51 45 42 50 58 62 60 48 39 35 31
DEWPT         14 13 20 21 21 22 26 21 17 19 30 29 32 33 37 32 27 24 29 27 26 24
RH            16 15 33 43 52 63 45 24 14 16 37 42 60 70 61 37 26 25 47 62 69 75
WIND DIR       W  W NW SW  S  S SW  S  S  S  S  S  S  S  S SW SW  W  W  W  W  W
WIND SPD      11  9  4  3  5  5  4  8  9 13 11 10  8  5  5 10 10 14 14 10 10 11
CLOUDS        FW FW FW SC SC FW FW SC SC B2 B2 B1 B1 B2 B2 OV OV OV OV OV OV B2
POP 12HR                      0           5          20          70          80
QPF 12HR                      0           0        0.01        0.14        0.21
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                S  S  S  S  C  C  L  L  D  D
SNOWSHWRS                                                               D  D  C
TSTMS                                                       S  S


DATE           04/23/14  THU 04/24/14  FRI 04/25/14  SAT 04/26/14  SUN 04/27/14
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      28    56      33    58      35    54      30    53
TEMP          44 47 35   28 50 55 41   33 54 56 42   35 51 52 37   30 47 52
DEWPT         19 22 22   20 24 20 28   28 28 22 30   31 27 22 26   24 21 18
PWIND DIR         W       W    SW      SW     S      SW    SW       S    SE
WIND CHAR        GN      BZ    GN      GN    GN      GN    GN      GN    LT
AVG CLOUDS    B2 B2 B2   B2 B2 B2 B1   B1 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         40      20    20      20    40      40    40      40    30
RAIN SHWRS                      S  S    S  C  C  C    C  C  C  C       C  C
SNOWSHWRS      C  C  S    S  S                                      C

$$
MTZ011-211100-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
233 PM MDT SUN APR 20 2014

DATE           04/20/14      MON 04/21/14            TUE 04/22/14            WED
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                      31          70          41          75          38
TEMP          65 63 51 42 36 31 46 62 69 69 57 52 46 41 53 70 75 72 58 49 43 38
DEWPT         23 22 29 30 29 27 32 28 23 24 31 33 35 37 40 38 35 37 40 42 38 35
RH            20 21 42 62 75 85 58 27 17 18 37 48 65 85 61 31 23 28 51 77 82 89
WIND DIR       W  W  W  W SW SW SW  S  S SE  E  E  E SE SE SE SE SE SE  W  W  W
WIND SPD      24 20 10  6  5  5  6  6  5  6 10 12 10 11 11  9  9 13 13  6  6 17
CLOUDS        SC FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 OV OV OV OV B2
POP 12HR                      0           0           5          20          90
QPF 12HR                      0           0           0        0.01        0.45
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS     S                                      S  S  S  S  D  D  D  D  D
TSTMS                                                       S  S


DATE           04/23/14  THU 04/24/14  FRI 04/25/14  SAT 04/26/14  SUN 04/27/14
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          56      33    51      30    53      32    52      32    54
TEMP          52 52 37   33 47 50 35   30 48 52 38   32 48 51 37   32 49 53
DEWPT         34 31 30   30 34 33 31   28 33 33 31   28 31 30 32   29 32 30
PWIND DIR         W       W    NW       N     E       E     E       E     E
WIND CHAR        BZ      WY    BZ      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2 B2 OV   OV B2 B2 B1   B1 B1 B1 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         80      50    40      20    20      30    30      30    20
RAIN SHWRS     D  D  C    C  C  C  S       S  S  C    C  C  C  C    C  S  S
SNOWSHWRS                 C  C          S

$$
MTZ051-211100-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
233 PM MDT SUN APR 20 2014

DATE           04/20/14      MON 04/21/14            TUE 04/22/14            WED
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                      31          66          42          70          33
TEMP          57 56 46 39 34 32 48 59 64 65 54 49 45 43 58 68 70 65 52 45 38 33
DEWPT         22 21 26 27 27 27 31 26 24 27 35 38 38 40 42 38 38 41 42 39 35 31
RH            25 25 45 62 75 81 51 28 22 24 48 66 76 89 55 33 31 41 69 79 89 92
WIND DIR       W NW  W SW  S  S  S  S SE SE SE SE SE  S  S  S  S SE SE  W  W  W
WIND SPD      23 19  8  5  5  4  5  6  4 10 11 11 10  9  9 10 10 10 10 13 13 17
CLOUDS        FW FW FW SC SC FW FW SC SC B1 B1 B2 B2 B1 B1 B2 B2 OV OV OV OV B2
POP 12HR                      0           0           5          40          80
QPF 12HR                      0           0           0        0.02        0.35
SNOW 12HR                 00-00       00-00       00-00
RAIN SHWRS                                            S  S  C  C  D  D  L  L  C
SNOWSHWRS                                                                     C
TSTMS                                                       S  S


DATE           04/23/14  THU 04/24/14  FRI 04/25/14  SAT 04/26/14  SUN 04/27/14
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      31    48      29    51      32    50      31    48
TEMP          45 47 35   32 45 47 34   29 47 49 37   32 48 48 36   31 45 46
DEWPT         26 26 28   30 32 32 31   28 33 35 33   31 33 33 33   30 30 30
PWIND DIR         W       W     W       W    SE      SE     E       E    SE
WIND CHAR        BZ      BZ    BZ      GN    LT      GN    LT      LT    LT
AVG CLOUDS    B2 B2 OV   OV B2 B2 B1   B1 B1 B1 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         50      40    40      20    30      30    40      40    20
RAIN SHWRS     C  C  C          C  S       C  C  C    C  C  C  C    C  S  S
SNOWSHWRS      C  C  C    C  C          S

$$



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