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Issued by NWS Great Falls, MT

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FOUS55 KTFX 181342
PFMTFX

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
642 AM MST THU DEC 18 2014

MTZ012-182300-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
642 AM MST THU DEC 18 2014

DATE                THU 12/18/14            FRI 12/19/14            SAT 12/20/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      41          27          41          28          41
TEMP                29 36 40 35 29 28 29 30 28 35 41 36 31 30 32 30 30 39 41 36
DEWPT               22 24 25 26 24 23 23 23 23 25 25 27 25 26 27 25 24 27 24 26
RH                  75 61 55 69 81 81 78 75 81 66 52 69 78 85 81 81 78 62 50 67
WIND DIR            SW SW SW SW SW SW SW  S  S  S SW SW SW SW SW SW SW SW SW  S
WIND SPD            12 14 13 12 12 12 12 10 12 13 12 13 13 12 12 13 13 13 13 16
CLOUDS              B1 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC B1
POP 12HR                     10          10          10          20           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                  S  S
SNOW                                                        S  S


DATE               SUN 12/21/14  MON 12/22/14  TUE 12/23/14  WED 12/24/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            32    48      32    44      23    36      15    30
TEMP          32   37 46 42 36   33 41 35 25   23 34 27 17   16 24 20
DEWPT         26   31 35 32 32   28 27 22 18   19 22 17 12   12 14 13
PWIND DIR          SW    SW       W     W       W    SW      SW     S
WIND CHAR          BZ    WY      BZ    BZ      BZ    GN      GN    GN
AVG CLOUDS    B1   B1 B1 B1 B1   B1 B1 B1 SC   SC B1 B1 B1   B1 B2 B2
POP 12HR           20    20      30    30      20    10      30    40
FRZG RAIN           S
RAIN                S  S  S  C    C  C  C
SNOW                S  S     C    C        S    S        C    C  C  C

$$
MTZ010-182300-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
642 AM MST THU DEC 18 2014

DATE                THU 12/18/14            FRI 12/19/14            SAT 12/20/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      38          24          39          28          37
TEMP                28 35 37 37 34 32 29 25 25 35 39 37 37 39 39 34 28 33 36 31
DEWPT               21 26 27 30 30 25 22 19 19 24 28 32 33 32 31 28 21 21 26 27
RH                  75 69 67 75 85 75 75 78 78 64 64 82 85 76 73 78 75 61 67 85
WIND DIR            SW SW  W SW SW SW SW SW SW SW SW  W  W  W  W  W  W  W  W SW
WIND SPD             8 11 11 11  9  9  6  8  6  8  8 12 12 14 14 14 14 16 16 16
WIND GUST                                                              26 26
CLOUDS              B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC SC B1
POP 12HR                     10          10          10          10           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00


DATE               SUN 12/21/14  MON 12/22/14  TUE 12/23/14  WED 12/24/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            29    43      30    38      22    33      13    26
TEMP          34   36 42 40 35   31 35 34 25   22 30 28 15   13 23 18
DEWPT         26   30 31 36 29   26 24 30 18   18 20 23 10    8 14 15
PWIND DIR          SW     W       W     W       W     W       W     W
WIND CHAR          BZ    WY      WY    BZ      BZ    BZ      GN    GN
AVG CLOUDS    B1   B1 B1 B1 B1   B1 B1 B1 SC   SC SC SC B1   B1 B1 B1
POP 12HR           20    20      20    20      10    10      20    20
RAIN                S  S  S  S    S  S  S
SNOW                S  S     S    S  S  S                S    S  S  S

$$
MTZ014-182300-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
642 AM MST THU DEC 18 2014

DATE                THU 12/18/14            FRI 12/19/14            SAT 12/20/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      35          20          36          22          36
TEMP                19 26 33 34 32 29 27 22 20 25 35 34 35 34 33 26 23 29 36 34
DEWPT               15 18 21 22 21 20 20 18 17 20 23 26 27 29 25 22 16 16 22 24
RH                  84 71 61 61 63 69 74 84 88 81 61 72 72 82 72 85 74 58 56 66
WIND DIR            SE  S SE  S  S  S SE  S SE  S SE SW SW SW SW SW SW  S  S  S
WIND SPD             4  4  3  4  4  4  3  3  3  4  4  4  4  6  6  3  3  4  4  6
CLOUDS              B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1
POP 12HR                     10          10          20          30          10
QPF 12HR                      0           0           0        0.02           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                  C  C
SNOW                                      S  S  S  S  C  C  S  S              C


DATE               SUN 12/21/14  MON 12/22/14  TUE 12/23/14  WED 12/24/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            26    43      32    41      22    34      17    32
TEMP          27   28 39 41 43   42 33 30 29   28 26 29 21   19 24 29
DEWPT         16   23 32 33 37   37 26 25 21   22 18 18 17   15 19 22
PWIND DIR           S    SW       W     W       W    SW      SW     S
WIND CHAR          GN    GN      GN    GN      GN    LT      LT    LT
AVG CLOUDS    B1   B1 B2 B2 B2   B2 B1 B1 SC   SC B1 B1 B2   B2 B2 B2
POP 12HR           30    30      30    30      20    20      30    50
RAIN                   C  C  C    C  C  C
SNOW           C    C  C     C    C  C  C  S    S  S  S  C    C  C  C

$$
MTZ055-182300-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
642 AM MST THU DEC 18 2014

DATE                THU 12/18/14            FRI 12/19/14            SAT 12/20/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      32          17          33          19          35
TEMP                15 24 30 29 23 21 19 18 17 28 33 32 29 27 25 22 20 29 34 30
DEWPT               11 17 19 19 19 16 16 16 16 21 21 23 26 25 24 21 18 22 21 23
RH                  84 74 63 66 84 81 88 92 96 75 61 69 88 92 96 96 92 75 58 75
WIND DIR            SE SW  W  S  S  S SE  S  S SW  W  S  S SW SW SW SW SW SW SW
WIND SPD             3  3  2  3  3  3  2  2  1  3  1  3  3  3  3  3  3  4  4  8
CLOUDS              B1 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     10          20          20          40          20
QPF 12HR                      0           0           0        0.05           0
SNOW 12HR                 00-00       00-00       00-00
SNOW                          S  S  S  S        S  S  C  C  C  C  S  S        C


DATE               SUN 12/21/14  MON 12/22/14  TUE 12/23/14  WED 12/24/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            24    42      32    40      19    33      14    29
TEMP          25   30 38 39 43   41 38 31 22   20 29 26 17   16 25 22
DEWPT         20   27 31 34 39   38 27 21 17   17 20 17 12   12 16 17
PWIND DIR          SW    SW       W     W       W     W      SW     S
WIND CHAR          GN    GN      GN    GN      GN    LT      LT    LT
AVG CLOUDS    B1   B1 B2 B2 B2   B2 B2 B2 B1   B1 B2 B2 B2   B2 B2 B2
POP 12HR           30    50      50    40      20    20      30    50
RAIN                   C  C  C    C  C  C
SNOW           C    C  C     C    C  C  C  S    S  S  S  C    C  C  C

$$
MTZ055-182300-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
642 AM MST THU DEC 18 2014

DATE                THU 12/18/14            FRI 12/19/14            SAT 12/20/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      32          20          33          23          33
TEMP                18 27 32 29 26 25 22 21 20 28 33 30 29 29 26 27 23 30 33 30
DEWPT               15 18 21 23 22 22 19 18 18 20 24 25 26 26 24 24 20 21 23 24
RH                  88 68 63 78 85 88 88 88 92 71 69 81 88 88 92 88 88 69 66 78
WIND DIR            SW SW SW SW SW SW SW SW SW  S SW  S  S SW SW SW SW SW SW  S
WIND SPD             3  6 10  8  5  5  5  4  6  8  9  8  8  6  6  5  5  9  9  8
CLOUDS              B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1
POP 12HR                     30          40          40          50          50
QPF 12HR                   0.02        0.03        0.03        0.08        0.05
SNOW 12HR                     T           T           T
SNOW                 S  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C


DATE               SUN 12/21/14  MON 12/22/14  TUE 12/23/14  WED 12/24/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            25    38      30    37      17    30      16    31
TEMP          26   27 32 35 35   37 34 31 27   19 28 25 22   18 26 25
DEWPT         22   23 25 31 31   33 26 24 21   14 18 18 17   13 18 20
PWIND DIR          SW    SW      SW     W       W    SW      SW     S
WIND CHAR          GN    GN      GN    GN      GN    LT      LT    LT
AVG CLOUDS    B1   B1 B2 B2 B2   B2 B2 B2 B1   B1 B1 B1 B1   B1 B2 B2
POP 12HR           40    60      60    50      30    30      40    50
RAIN                      L          C  C
SNOW           C    C  L  L  L    L  C  C  C    C  C  C  C    C  C  C

$$
MTZ008-182300-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
642 AM MST THU DEC 18 2014

DATE                THU 12/18/14            FRI 12/19/14            SAT 12/20/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      35          20          38          22          36
TEMP                20 28 34 29 25 25 24 22 20 29 38 30 31 31 29 26 23 28 36 26
DEWPT               16 19 18 21 20 19 17 16 16 20 21 23 27 27 25 22 19 19 19 19
RH                  84 68 51 72 81 78 74 77 84 69 50 75 85 85 85 85 84 68 50 74
WIND DIR             S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW  S
WIND SPD             8  8  8  8 10  9  9  8  9  9  9 11 11  9  9  5  5  6  6 14
CLOUDS              B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2
POP 12HR                     10          10          20          30          10
QPF 12HR                      0           0           0        0.01           0
SNOW 12HR                 00-00       00-00       00-00
SNOW                                      S  S  S  S  C  C  S  S              C


DATE               SUN 12/21/14  MON 12/22/14  TUE 12/23/14  WED 12/24/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            29    44      33    42      21    34      19    34
TEMP          33   38 42 41 44   41 38 27 29   26 32 23 21   20 28 27
DEWPT         26   30 33 36 38   35 25 17 24   22 20 14 15   16 21 22
PWIND DIR           S    SW      SW     W       W    SW      SW     S
WIND CHAR          GN    BZ      BZ    BZ      BZ    GN      GN    GN
AVG CLOUDS    B2   B2 B2 B2 B2   B2 B1 B1 B1   B1 B1 B1 B2   B2 B2 B2
POP 12HR           40    50      50    40      20    20      30    50
RAIN                C  C  C  C    C  C  C
SNOW           C    C  C     C    C        S    S  S  S  C    C  C  C

$$
MTZ011-182300-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
642 AM MST THU DEC 18 2014

DATE                THU 12/18/14            FRI 12/19/14            SAT 12/20/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      37          21          39          26          39
TEMP                24 33 37 32 27 24 24 22 22 31 39 32 30 31 35 34 31 38 39 29
DEWPT               19 24 26 25 23 21 21 19 19 24 27 26 26 28 29 29 27 29 27 23
RH                  81 69 64 75 85 88 88 88 88 75 62 78 85 88 78 82 85 70 62 78
WIND DIR            SW SW SW SW SW SW SW SW SW  S  S SW SW SW SW SW SW SW SW SW
WIND SPD             9  9  9 10  9  9  9  5  6  5  3  8  8 12 12 12 12 11 11 11
CLOUDS              B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC
POP 12HR                     10           0           5          20          10
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                  S  S
SNOW                                                        S  S
OBVIS               F+
FREEZING FOG         Y


DATE               SUN 12/21/14  MON 12/22/14  TUE 12/23/14  WED 12/24/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            25    44      26    40      22    35      17    28
TEMP          25   29 40 34 29   28 37 31 23   24 30 26 20   21 18 14
DEWPT         22   25 32 28 25   24 26 25 20   20 21 19 17   18 11  9
PWIND DIR          SW    SW       W     W       W     W       W    NW
WIND CHAR          GN    BZ      BZ    BZ      GN    GN      GN    LT
AVG CLOUDS    SC   SC B1 B1 B1   B1 B2 B2 B1   B1 SC SC B1   B1 B1 B1
POP 12HR           10    30      20    20      10    10      20    20
FRZG RAIN              S
RAIN                   C  C  S    S  S  S
SNOW                         S    S  S  S                S    S  S  S

$$
MTZ051-182300-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
642 AM MST THU DEC 18 2014

DATE                THU 12/18/14            FRI 12/19/14            SAT 12/20/14
MST 3HRLY     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      43          24          44          27          40
TEMP                26 37 42 35 31 29 27 26 25 37 44 36 32 33 34 32 27 35 40 33
DEWPT               16 21 24 24 22 21 20 19 19 23 25 27 25 26 26 25 22 23 22 24
RH                  65 52 48 64 69 72 74 74 78 56 47 69 75 75 72 75 81 61 48 69
WIND DIR            SW SW SW SW SW SW SW SW SW SW SW SW SW  W  W  W  W SW SW SW
WIND SPD             8  9  9 10 10 11 10  9  8  6  4  9  9 11 11  9  9  9  9 11
CLOUDS              SC B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC
POP 12HR                      5           5           5          30          10
QPF 12HR                      0           0           0        0.05           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                  C  C
SNOW                                                  C  C  C  C


DATE               SUN 12/21/14  MON 12/22/14  TUE 12/23/14  WED 12/24/14
MST 6HRLY     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MIN/MAX            27    47      31    43      24    37      17    31
TEMP          29   36 43 40 39   36 39 33 27   25 34 30 20   19 26 23
DEWPT         23   28 33 31 32   29 26 24 21   19 22 21 15   13 17 16
PWIND DIR          SW    SW       W     W       W     W       W    SW
WIND CHAR          GN    BZ      BZ    BZ      GN    GN      GN    GN
AVG CLOUDS    SC   SC B1 B1 B2   B2 B2 B2 B1   B1 B1 B1 B1   B1 B2 B2
POP 12HR           20    40      30    30      20    20      30    40
FRZG RAIN           S
RAIN                S  C  C  C    C  C  C          S  S
SNOW                S  C     C    C        S    S  S  S  C    C  C  C

$$



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