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Issued by NWS Great Falls, MT

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
337 AM MST MON DEC 22 2014

MTZ012-222300-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
337 AM MST MON DEC 22 2014

DATE                MON 12/22/14            TUE 12/23/14            WED 12/24/14
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          21          37          30          41
TEMP             28 29 38 38 30 23 22 21 21 23 32 37 32 30 33 36 37 37 40 41 38
DEWPT            22 23 25 23 22 19 18 18 18 18 21 18 23 19 26 30 30 26 27 23 28
RH               78 78 59 54 72 84 84 88 88 81 63 46 69 63 75 79 75 64 59 48 67
WIND DIR          W  W  W NW  W SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND SPD         14 14 16 13 11  9 11 11 12 14 18 20 18 18 19 18 17 18 19 18 12
CLOUDS           B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 OV
POP 12HR                     10          10           5          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                                    S  S
SNOW                                                                    S  S  D


DATE               THU 12/25/14  FRI 12/26/14  SAT 12/27/14  SUN 12/28/14
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            22    28      10    27      11    28      10    25
TEMP          33   28 22 17 13   13 22 19 16   19 26 18 10   13 18 17
DEWPT         28   25 15 13 12   11 12  9 11   13 16 11  5    8 11 12
PWIND DIR           W     N      NW    SW      SW    SW      SW    NW
WIND CHAR          GN    GN      LT    GN      GN    GN      GN    LT
AVG CLOUDS    OV   OV OV OV B2   B2 B1 B1 SC   SC B1 B1 B2   B2 B2 B2
POP 12HR           90    90      20    10       5    20      20    20
SNOW           D    D  D  L  S    S                S  S  S    S  S  S

$$
MTZ010-222300-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
337 AM MST MON DEC 22 2014

DATE                MON 12/22/14            TUE 12/23/14            WED 12/24/14
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          20          35          30          38
TEMP             28 27 30 34 31 23 22 21 20 22 30 35 32 32 36 36 36 36 38 38 36
DEWPT            22 21 20 23 27 19 17 15 16 17 19 22 26 26 29 29 32 30 27 28 32
RH               78 78 66 64 85 84 81 77 84 81 63 59 78 78 75 75 85 79 64 67 85
WIND DIR          W  W NW NW  W  W  W  W  W  W  W SW SW  W  W  W  W SW SW SW NW
WIND SPD         18 19 20 18 14 14 12 12 11 13 16 18 18 20 19 12  9  8  8  9 10
CLOUDS           B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 OV
POP 12HR                     10          10          20          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
SNOW                                            S  S                    S  S  D


DATE               THU 12/25/14  FRI 12/26/14  SAT 12/27/14  SUN 12/28/14
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            18    23       6    26      10    28       5    22
TEMP          29   21 17 12  8    8 24 22 16   17 28 20  6    5 13 20
DEWPT         25   20 15 10  6    3 14 17  9   12 19 15  4    3  5 18
PWIND DIR          NW     N      NW     W       W     W       W    NW
WIND CHAR          GN    GN      LT    GN      GN    GN      GN    GN
AVG CLOUDS    OV   OV OV OV B2   B2 B1 B1 SC   SC B1 B1 B2   B2 B2 B2
POP 12HR           80    50      20    10       5    10      20    20
SNOW           D    D  C  C  S    S                      S    S  S  S

$$
MTZ014-222300-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
337 AM MST MON DEC 22 2014

DATE                MON 12/22/14            TUE 12/23/14            WED 12/24/14
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                      39          18          33          23          39
TEMP             37 36 37 37 34 28 23 21 19 19 25 31 32 26 23 24 24 23 30 38 38
DEWPT            27 26 24 23 22 22 19 18 16 15 15 17 18 15 16 16 19 19 22 26 30
RH               67 67 59 56 61 78 84 88 88 84 65 56 56 62 74 71 81 84 72 62 73
WIND DIR          W  W  W  W  W  W  W  W SW SW  S  S  S  S  S  S  S SE  S  S  S
WIND SPD         12  9 12 16  8  8  6  5  4  3  4  5  5  6  8  6  5  6  6 10  5
CLOUDS           B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 OV OV OV OV OV
POP 12HR                     20          10          10          10          20
QPF 12HR                      0           0           0           0        0.02
SNOW 12HR                 00-00       00-00       00-00
RAIN              S  S  S  S                                            S  S
SNOW              S  S  S  S                                      S  S  S  S  D
SNOWSHWRS


DATE               THU 12/25/14  FRI 12/26/14  SAT 12/27/14  SUN 12/28/14
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    30      12    24       8    25      13    26
TEMP          37   35 24 19 16   16 16 20 14   10 18 21 18   15 22 22
DEWPT         32   31 19 15 12   10 10 13  9    5 11 12 14   11 18 14
PWIND DIR          SW    NW      NW    SW      SW    SW      SW    NW
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV OV OV B2   B2 B1 B1 SC   SC B2 B2 B2   B2 B2 B2
POP 12HR           90    90      30    20      10    20      20    30
SNOW           D    D  D  L  C    S  S  S          S  S  S    S  C  C

$$
MTZ055-222300-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
337 AM MST MON DEC 22 2014

DATE                MON 12/22/14            TUE 12/23/14            WED 12/24/14
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           8          25          15          37
TEMP             32 29 32 32 29 21 17 15 11  9 21 25 21 18 21 22 22 23 34 36 34
DEWPT            28 25 24 20 19 19 16 14  9  7 15 13 14  9 12 17 18 20 24 21 27
RH               85 85 72 61 66 92 96 96 91 91 77 60 74 67 68 81 84 88 66 54 75
WIND DIR          W  W  W  W  W SW SW SW SW  S SW SW  S  S  S  S  S  S  S SW SW
WIND SPD          9  8 12 16  9  5  5  6  4  4  3  4  4  5  4  5  6  6  6 10  8
CLOUDS           B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 OV OV OV OV OV
POP 12HR                     30          20           5          10          20
QPF 12HR                   0.04           0           0           0           0
SNOW 12HR                     1       00-00       00-00
SNOW              C  C  C  C  S  S  S  S                                S  S  D
SNOWSHWRS


DATE               THU 12/25/14  FRI 12/26/14  SAT 12/27/14  SUN 12/28/14
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    30       9    26       8    27      12    27
TEMP          35   31 30 21 12   10 17 19 11   10 27 23 20   22 18 17
DEWPT         27   27 21 17 10    8  8 12  1    3 19 16 17   18  9 13
PWIND DIR          SW    NW       W     W      SW    SW      SW     W
WIND CHAR          GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV OV OV B2   B2 B2 B2 SC   SC B2 B2 B2   B2 B2 B2
POP 12HR           90    90      30    20      10    20      20    30
SNOW           D    D  D  L  C    C  S  S          S  S  S    S  C  C

$$
MTZ055-222300-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
337 AM MST MON DEC 22 2014

DATE                MON 12/22/14            TUE 12/23/14            WED 12/24/14
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           6          27          13          31
TEMP             27 25 29 31 27 20 14 11  7  8 22 27 23 19 16 15 13 16 26 31 28
DEWPT            25 22 22 19 19 16 11  7  3  5 13 16 16 13 11 10  8 12 18 21 22
RH               92 88 75 61 71 84 88 83 83 87 68 63 74 77 80 80 80 84 71 66 78
WIND DIR          W  W  W NW NW  N  N  S  S NE  S SW SW SW SW SW SW  S SW  S  S
WIND SPD         10  9 10 12  9  4  2  2  2  3  3  6  8  6  8  8  9  9 10 11 10
CLOUDS           B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 OV
POP 12HR                     50          20          10          10          20
QPF 12HR                   0.05           0           0           0           0
SNOW 12HR                     1       00-00       00-00
SNOW              C  C  C  C  S  S                                      S  S  L
SNOWSHWRS
WINTER WEATH      Y  Y


DATE               THU 12/25/14  FRI 12/26/14  SAT 12/27/14  SUN 12/28/14
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            21    29      13    23      13    25      14    28
TEMP          29   27 27 25 18   14 20 18 16   14 22 21 21   18 23 21
DEWPT         25   23 20 20 12    9 12 12 11    9 13 15 18   15 15 16
PWIND DIR          SW    NW      NW     W       S     S       S     S
WIND CHAR          GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV OV OV B2   B2 B2 B2 SC   SC B1 B1 B2   B2 B2 B2
POP 12HR           80    80      40    20      20    20      30    40
SNOW           L    D  D  L  C    C  S  S  S    S  S  S  C    C  C  C

$$
MTZ008-222300-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
337 AM MST MON DEC 22 2014

DATE                MON 12/22/14            TUE 12/23/14            WED 12/24/14
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                      36          12          30          20          37
TEMP             31 32 34 35 29 18 16 14 12 14 24 30 23 20 20 20 21 22 31 36 32
DEWPT            23 24 22 17 15 12 12 10  7 10 14 13 15 13 10  7 10 15 21 18 24
RH               72 72 61 47 55 77 84 84 80 84 65 49 71 74 64 56 62 74 66 47 72
WIND DIR         SW SW  W NW NW SW  S  S SW  S SW SW  S  S  S  S  S  S  S  S  S
WIND SPD         10 11 13 16 10  9  9 10  8 10 10 10  9 11 11 11 12 14 16 18 16
CLOUDS           B1 B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 OV OV OV OV OV
POP 12HR                     30          10           5          10          30
QPF 12HR                   0.02           0           0           0        0.06
SNOW 12HR                     T       00-00       00-00
SNOW              C  C  S  S                                      C  C  C  C  D
SNOWSHWRS
OBVIS                                                                  BS BS


DATE               THU 12/25/14  FRI 12/26/14  SAT 12/27/14  SUN 12/28/14
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            28    33      13    30      12    29      17    34
TEMP          33   32 30 20 16   13 24 21 13   13 24 22 20   20 26 23
DEWPT         29   26 23 13 11    7 14 10  9    5 12 14 15   13 18 17
PWIND DIR          SW    NW      NW    SW      SW    SW       S    SW
WIND CHAR          GN    LT      LT    LT      GN    GN      LT    LT
AVG CLOUDS    OV   OV B2 B2 B2   B2 B2 B2 B1   B1 B2 B2 B2   B2 B2 B2
POP 12HR           90    90      30    20      10    20      30    30
SNOW           D    D  D  L  C    C  S  S          S  S  C    C  C  C

$$
MTZ011-222300-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
337 AM MST MON DEC 22 2014

DATE                MON 12/22/14            TUE 12/23/14            WED 12/24/14
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                      39          20          37          26          41
TEMP             31 29 37 39 32 26 24 23 21 21 31 37 31 27 29 31 32 32 39 40 33
DEWPT            27 25 28 27 25 22 21 20 19 18 22 23 24 22 26 26 28 27 30 28 26
RH               85 85 70 62 75 85 88 88 92 88 69 56 75 81 88 81 85 81 70 62 75
WIND DIR          W  W  W  W  W  W  W  W  W SW SW SW  S SW SW SW SW SW SW SW NW
WIND SPD         11 11 13 16 12 10 10 10 10 10 11 13 12 12 16 17 13 13 11 10  3
CLOUDS           B2 B2 B2 B2 B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 OV
POP 12HR                     10          10           5          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                              S  S  S  S  L
SNOW                                                              S  S  S  S  L
SNOWSHWRS


DATE               THU 12/25/14  FRI 12/26/14  SAT 12/27/14  SUN 12/28/14
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            23    28      13    25      12    27       9    23
TEMP          29   27 25 19 15   14 17 18 15   15 23 21 16   15 12 13
DEWPT         25   23 21 15 11   10 11 12 11   11 17 15 15   14  7 10
PWIND DIR          NW     N       N     W      SW    SW       W    NW
WIND CHAR          LT    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    OV   OV B2 B2 B2   B2 B1 B1 SC   SC B1 B1 B2   B2 B2 B2
POP 12HR           60    30      20    10       5    10      20    20
RAIN           L
SNOW           L    L  C  S  S    S                      S    S  S  S

$$
MTZ051-222300-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
337 AM MST MON DEC 22 2014

DATE                MON 12/22/14            TUE 12/23/14            WED 12/24/14
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          21          37          29          44
TEMP             34 33 35 37 32 28 28 25 22 23 32 37 32 29 30 33 35 38 42 43 38
DEWPT            24 24 23 22 23 22 21 20 17 18 20 18 23 20 20 20 23 26 27 25 30
RH               66 69 61 54 69 78 75 81 81 81 61 46 69 69 66 58 61 62 55 49 73
WIND DIR          W  W  W NW NW NW  W  W  W SW SW SW SW SW SW SW SW SW SW SW SW
WIND SPD         14 14 18 21 17 13 14 13 10  8  8  9 10 11 13 16 12 11 13 14 10
CLOUDS           B2 B2 B1 B1 B2 B2 SC SC SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 OV
POP 12HR                     20          20          10          10          20
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                                                                    S  S
SNOW              S  S  S  S  S  S  S  S                                S  S  D
SNOWSHWRS


DATE               THU 12/25/14  FRI 12/26/14  SAT 12/27/14  SUN 12/28/14
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    28      12    27      12    32      14    28
TEMP          35   30 23 19 16   13 23 23 18   16 30 26 18   14 22 19
DEWPT         27   25 19 16 13   10 12 14 12   11 19 18 12    9 14 12
PWIND DIR           W    NW      NW     W       W    SW       W    NW
WIND CHAR          GN    GN      LT    GN      GN    GN      GN    LT
AVG CLOUDS    OV   OV OV OV B2   B2 B1 B1 SC   SC B1 B1 B2   B2 B2 B2
POP 12HR           90    90      30    10      10    10      20    20
SNOW           D    D  D  L  C    S                      S    S  S  S

$$



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