Point Forecast Matrices
Issued by NWS Great Falls, MT

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FOUS55 KTFX 282116
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
216 PM MST SUN DEC 28 2014

MTZ012-291100-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
216 PM MST SUN DEC 28 2014

DATE          SUN 12/28/14      MON 12/29/14            TUE 12/30/14         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      -7           2         -20           1          -6
TEMP             10  5  1 -3 -4 -7 -5 -2-10-16-18-19-17-18 -7  1 -2 -1  3  6  9
DEWPT             0  5  0 -4 -5 -7-11 -8-17-19-22-24-23-23-14 -9 -9-11 -7 -3  1
RH               63100 95 95 95100 74 75 70 86 81 77 73 77 71 62 71 61 62 66 69
WIND DIR          N  N  N  N  N  N  N  N  N  N  N  N  W  W SW SW SW SW SW SW SW
WIND SPD         16 17 16 14 13 12 14 13 12 11  8  5  5  5  6  6 14 14 19 19 16
CLOUDS           B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR                     70          10           5           0           5
QPF 12HR                   0.04           0           0           0           0
SNOW 12HR                     1       00-00       00-00
SNOW              L  L  C  C
OBVIS            BS BS
WIND CHILL       -8-14-19-23-24-26-26-21-30-37                  -22-20-18-14 -8
MIN CHILL        -8   -19   -24   -26   -30   -39   -18   -19   -22   -22   -16
WIND CHILL           Y  Y  Y  Y  Y  Y  Y  Y
WINTER WEATH      Y  Y  Y  Y  Y


DATE           12/31/14  THU 01/01/15  FRI 01/02/15  SAT 01/03/15  SUN 01/04/15
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          21       7    25       7    17      -7     8     -11     0
TEMP          16 10 21   20 19 15 13   12 11 10 -1    0 -1  2-11   -7 -6 -5
DEWPT          8  6  6    5 11  9  7    7  7  5 -6   -5 -9 -5-18  -17-12-13
PWIND DIR        SW      SW    SW      SW    NW       N    NW       N     N
WIND CHAR        BZ      GN    GN      GN    GN      GN    GN      LT    GN
AVG CLOUDS    SC SC SC   SC B1 B1 B1   B1 B1 B1 B2   B2 B2 B2 B1   B1 B1 B1
POP 12HR          5       5    10      30    60      40    40      20    30
SNOW                               C    C  L  L  C    C  C  C  S    S  C  C

$$
MTZ010-291100-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
216 PM MST SUN DEC 28 2014

DATE          SUN 12/28/14      MON 12/29/14            TUE 12/30/14         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                     -11          -2         -24           2          -6
TEMP              6  1 -3 -4 -6 -9-13-14-18-20-22-22-21-18 -7  1  0  3  7 10  6
DEWPT             5  0 -9-13-13-16-19-20-21-22-24-28-27-24-14 -7 -4 -7 -1  3  3
RH               96 95 75 64 71 70 73 73 85 90 90 72 72 73 71 68 83 62 69 73 87
WIND DIR          N  N  N  N  N  N  N  N  N  N  N  N  W  W SW SW SW SW  W  W  W
WIND SPD         18 18 16 19 16 16 17 18 13 11 10  9  9  9  9  9 14 14 17 17 12
CLOUDS           B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          10           5           0           5
QPF 12HR                   0.03           0           0           0           0
SNOW 12HR                     1       00-00       00-00
SNOW              C  C  S  S
OBVIS            BS BS
WIND CHILL      -14-20-24-27-28-32-37-40-41-42-43-43-41-38-24-14-19-16-12 -8-10
MIN CHILL       -14   -24   -29   -37   -42   -44   -44   -41   -19   -18   -11
WIND CHILL           Y  Y  Y  Y  Y  Y  Y  Y
WINTER WEATH      Y  Y  Y  Y  Y


DATE           12/31/14  THU 01/01/15  FRI 01/02/15  SAT 01/03/15  SUN 01/04/15
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          24       5    22       2    11     -15     1     -17    -6
TEMP          19 17 20   18 14 13  6    5  2  3 -9   -7-15 -2-16  -11-12 -8
DEWPT         10 14  8    9  7 11  0    2  1 -1-13  -13-20 -7-25  -22-19-14
PWIND DIR         W       W     W       W    NW       N     N       N     N
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      LT    GN
AVG CLOUDS    SC SC SC   SC B1 B1 B1   B1 B1 B1 B2   B2 B1 B1 B1   B1 B1 B1
POP 12HR          5       5    20      30    50      30    40      20    30
SNOW                         S  S  C    C  C  C  C    C  C  C  S    S  C  C

$$
MTZ014-291100-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
216 PM MST SUN DEC 28 2014

DATE          SUN 12/28/14      MON 12/29/14            TUE 12/30/14         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                       0           6         -17          -3         -13
TEMP             11  8  5  4  3  0  3  3  0 -4 -9-11-13-17-13 -3 -8-11-13-12-11
DEWPT             7  4  1 -3 -5-10 -8 -8 -7-11-14-17-21-21-16-14-13-14-17-16-16
RH               83 83 83 72 68 62 59 59 71 71 78 74 66 81 86 58 78 86 82 82 78
WIND DIR         NW NW NW NW  N  N  N  N  N  N  N  N NW NW SW SW  S  S  S  S  S
WIND SPD         13 13 14 13  9 10 11 14  9  6  6  5  3  3  1  1  4  4  4  4  3
CLOUDS           B2 B2 OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR                     60          20          10           0           5
QPF 12HR                   0.04        0.02           0           0           0
SNOW 12HR                     1           T       00-00
SNOW              L  L  C  C  S  S
OBVIS            BS BS
WIND CHILL       -5 -8-13-14-11-16-13-16-16
MIN CHILL        -5   -13   -14   -16   -18   -18   -13   -17    -9   -13   -13
WINTER WEATH      Y  Y  Y  Y  Y


DATE           12/31/14  THU 01/01/15  FRI 01/02/15  SAT 01/03/15  SUN 01/04/15
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          15       1    19       8    22       2    15      -4     8
TEMP           6 12  5    1 12 16  9    9 16 20 14   11  9  8 -3   -1  2  5
DEWPT         -1  3  1   -2  6  8  6    6  8 10  9    3 -4  0 -9  -11 -8 -3
PWIND DIR         S      SW    SW      SW    NW       N    NW      NW    NW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC SC   SC B1 B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR          5       5    10      30    50      40    40      30    30
SNOW                               C    C  C  C  C    C  C  C  C    C  C  C

$$
MTZ055-291100-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
216 PM MST SUN DEC 28 2014

DATE          SUN 12/28/14      MON 12/29/14            TUE 12/30/14         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      -5           9         -19          -4         -19
TEMP              8  4  1  0 -3 -4 -2  3 -1 -8-15-15-15-19-10 -4 -8-16-15-11 -7
DEWPT             7  3 -1 -2 -4 -6 -2 -1 -6-14-24-23-23-26-18-13-14-22-26-23-21
RH               96 95 91 91 95 91100 83 79 74 62 66 66 69 67 64 74 73 56 54 49
WIND DIR         NW NW  W  W NE  S NE  E  E NE NE NE  E  E  W  W  S  S  S  S SW
WIND SPD         10  9  6  5  3  2  4  4  4  3  2  1  2  2  1  1  3  3  4  4  3
CLOUDS           OV OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC
POP 12HR                     90          20          10           0           5
QPF 12HR                   0.04        0.02           0           0           0
SNOW 12HR                     1           T       00-00
SNOW              D  D  C  C  S  S
SNOWSHWRS                           S  S
OBVIS            BS BS
WIND CHILL       -7-11
MIN CHILL        -7   -13    -2    -4    -1   -15   -15   -19    -8   -16   -14
WINTER WEATH      Y  Y  Y  Y  Y


DATE           12/31/14  THU 01/01/15  FRI 01/02/15  SAT 01/03/15  SUN 01/04/15
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          15      -3    23       2    25       2    18      -1    14
TEMP          10  9 -1   -3 19 15  3    3 18 15  8   19 11  9  0    2 10  9
DEWPT         -1  1 -2   -5 11 10  3    2 17 13  4   12  0  5 -4   -3 -2 -1
PWIND DIR        SW      SW    SW      SW     W      NW     W       W     W
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC SC   SC SC SC SC   SC B1 B1 B1   B1 B2 B2 B1   B1 B2 B2
POP 12HR          5       5    10      20    60      50    40      30    30
SNOW                               S    S  L  L  C    C  C  C  C    C  C  C

$$
MTZ055-291100-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
216 PM MST SUN DEC 28 2014

DATE          SUN 12/28/14      MON 12/29/14            TUE 12/30/14         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      -5          14         -20           5         -22
TEMP             18 11  5  2 -2 -4  9 13  4 -6-10-13-16-20 -3  5 -5-13-22-15-14
DEWPT            15  9  4 -1 -5 -6  0  2 -2-11-15-19-22-25-13 -8-13-18-24-22-21
RH               88 91 95 87 87 91 66 61 75 78 78 73 73 77 61 54 67 77 90 69 70
WIND DIR         SW NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
WIND SPD          5  9  8  8  6  8  8  9  8  6  5  5  5  5  4  4  6  6  5  5  2
CLOUDS           OV OV B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR                     90          40          20           5           5
QPF 12HR                   0.04        0.02           0           0           0
SNOW 12HR                     1           T       00-00
SNOW              D  D  L  L  C  C
SNOWSHWRS                           C  C  S  S  S  S
WIND CHILL          -2
MIN CHILL              -7    -2    -5    -6   -10   -16   -20    -5   -21   -20
WINTER WEATH      Y  Y  Y  Y  Y


DATE           12/31/14  THU 01/01/15  FRI 01/02/15  SAT 01/03/15  SUN 01/04/15
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          24      -4    23       2    24       9    22      12    25
TEMP          15 14  4   -1 19 16  6    3 16 18 11   10 19 18 16   14 22 22
DEWPT         -4  3 -3   -6  6  9  4   -1  9 14 10    7 11 13 12   10 11 17
PWIND DIR        NE       W    SE       S     S       S     S      SW    SW
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    SC SC SC   SC SC SC B1   B1 B2 B2 B1   B1 B1 B1 B2   B2 B1 B1
POP 12HR          5       5     5      20    60      50    50      50    50
SNOW                               S    S  L  L  C    C  C  C  C    C  C  C

$$
MTZ008-291100-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
216 PM MST SUN DEC 28 2014

DATE          SUN 12/28/14      MON 12/29/14            TUE 12/30/14         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                       1          10         -13           1         -14
TEMP             16  9  6  5  3  2  5  9  0 -4 -7 -8-10-13 -2  1 -5-10-13-12-11
DEWPT            11  6  3  3  0 -1 -1  0 -6-10-17-18-20-22-13-12-14-17-21-22-20
RH               80 87 87 91 87 87 76 66 75 75 60 60 60 63 58 53 64 70 66 60 63
WIND DIR         NE NE NE NE NE NE NE NE NE NE NE NE NE NE  N  N NW NW  S  S SW
WIND SPD         12 14 12 13 10 12 13 13 12 10 10 10  5  5  4  4  3  3  9  9  6
CLOUDS           B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR                     60          20          10           5           5
QPF 12HR                   0.03        0.02           0           0           0
SNOW 12HR                     1           T       00-00
SNOW              L  L  C  C  S  S
SNOWSHWRS                           S  S
WIND CHILL          -8-10-12-12-16-13 -7-18-22-24-26                  -31-30
MIN CHILL             -11   -14   -16   -18   -24   -28   -13    -5   -31   -31
WINTER WEATH      Y  Y  Y  Y  Y


DATE           12/31/14  THU 01/01/15  FRI 01/02/15  SAT 01/03/15  SUN 01/04/15
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          19       3    26       9    28      11    25      11    25
TEMP          10 14  4    4 18 17  9    9 21 21 13   15 18 18 12   12 20 21
DEWPT         -8 -5 -1   -3  7  9  5    5 14 14  9    8 14 10  8    2 10 13
PWIND DIR        SW      SW    SW      SW    SW       S     S      SW    SW
WIND CHAR        LT      LT    LT      GN    GN      LT    GN      GN    GN
AVG CLOUDS    SC SC SC   SC SC SC B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B2 B2
POP 12HR          5       5    10      20    30      40    40      40    40
SNOW                               S    S  C  C  C    C  C  C  C    C  C  C

$$
MTZ011-291100-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
216 PM MST SUN DEC 28 2014

DATE          SUN 12/28/14      MON 12/29/14            TUE 12/30/14         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      -1           4         -15           3          -5
TEMP             11  6  4  2  3 -1 -2 -1 -6-10-12-13-15-12 -3  3  1 -1  2  5 10
DEWPT             9  4  0 -2 -3 -4 -6-11-13-13-15-17-19-17-11 -9 -4 -9 -6 -4  6
RH               91 91 83 83 75 87 82 61 71 86 86 82 81 78 68 56 79 68 68 65 83
WIND DIR         NE NE NE NE  N  N  N  N  N  N  N NW  W  W SW SW SW SW SW SW  W
WIND SPD         14 14 11 11  8  8  8 10  9  6  5  4  6  6 11 11 11 11 13 13 11
CLOUDS           B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     20          10           5           0           5
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
SNOW              S  S
OBVIS            BS BS
WIND CHILL       -6-11-12-14         -18-23               -21-14-16-18-16-12 -4
MIN CHILL        -6   -14   -14    -2   -23   -27   -14   -21   -18   -18   -15
WIND CHILL           Y  Y  Y  Y  Y  Y  Y  Y
WINTER WEATH      Y  Y  Y  Y  Y


DATE           12/31/14  THU 01/01/15  FRI 01/02/15  SAT 01/03/15  SUN 01/04/15
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          24      10    26      13    15      -6     4     -14    -3
TEMP          18 17 13   12 21 20 16   15 11  9 -1   -2 -1 -3-12  -12 -9-11
DEWPT          7  9  8    8 14 16 12    9  7 -2 -7   -8-10-10-16  -20-15-19
PWIND DIR         W       W     W      NW     N       N    NE      NE     N
WIND CHAR        GN      GN    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC SC   SC B1 B1 B1   B1 B1 B1 B2   B2 B1 B1 B1   B1 B1 B1
POP 12HR          5       5    20      30    40      30    30      20    10
SNOW                         S  S  C    C  C  C  C    C  C  C  S    S

$$
MTZ051-291100-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
216 PM MST SUN DEC 28 2014

DATE          SUN 12/28/14      MON 12/29/14            TUE 12/30/14         WED
MST 3HRLY     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      -4           4         -18           2          -6
TEMP              9  5  3 -1 -3 -4 -3 -3 -9-13-15-17-17-17 -2  2 -1 -4 -3 -2  5
DEWPT             6  3  0 -4 -6 -6 -7 -9-13-18-22-23-24-22-13-11-10-15-16-19-14
RH               87 91 87 87 86 91 82 75 82 77 69 73 69 77 58 53 65 58 52 43 40
WIND DIR          N NE NE NE NE  N  N  N  N  N NW NW  W  W  W  W SW SW SW SW  W
WIND SPD         11 10 10  9  6  5  8  9  6  5  5  5  5  5  4  4  8  8 11 11  9
CLOUDS           OV OV OV OV B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR                     80          20          10           5           5
QPF 12HR                   0.05        0.01           0           0           0
SNOW 12HR                     1           T       00-00
SNOW              D  D  C  C  S  S
SNOWSHWRS                           S  S
OBVIS            BS BS
WIND CHILL       -6-10-13-17         -19                              -20-19-10
MIN CHILL        -6   -13   -18    -4   -23   -15   -17   -17    -1   -20   -20
WIND CHILL           Y  Y  Y  Y  Y  Y  Y  Y
WINTER WEATH      Y  Y  Y  Y  Y


DATE           12/31/14  THU 01/01/15  FRI 01/02/15  SAT 01/03/15  SUN 01/04/15
MST 6HRLY     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6HRLY     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

MAX/MIN          28      11    30      11    19      -5    10      -9     1
TEMP          22 18 15   14 26 21 13   12 15 11 -1   -1  3  1 -8   -8 -2 -7
DEWPT          1 11  4    4 10 13  6    5  9  5 -7   -8 -7 -9-15  -16-16-16
PWIND DIR         W       W     W       W    NW       N    NW      NW     N
WIND CHAR        GN      GN    LT      LT    GN      LT    LT      LT    LT
AVG CLOUDS    SC SC SC   SC SC SC B1   B1 B1 B1 B2   B2 B1 B1 B1   B1 B2 B2
POP 12HR          5       5    10      30    60      40    40      20    30
SNOW                               C    C  L  L  C    C  C  C  S    S  C  C

$$


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