Point Forecast Matrices
Issued by NWS Great Falls, MT

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
957
FOUS55 KTFX 231519
PFMTFX

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
818 AM MST MON JAN 23 2017

MTZ012-232300-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
818 AM MST MON JAN 23 2017

DATE                MON 01/23/17            TUE 01/24/17            WED 01/25/17
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                      27          13          24          12          29
TEMP                   25 27 24 20 19 17 15 13 21 24 22 16 16 14 14 13 24 29 26
DEWPT                  21 19 18 17 17 14 12 10 13 13 12 10 11 10  8  8 12 16 14
RH                     84 71 77 88 92 88 88 87 71 62 65 77 80 84 76 80 60 58 60
WIND DIR                N  N  N  N  N NW NW  W  W  W SW SW SW SW SW SW SW SW SW
WIND SPD                5  8  9  8  6  6  5  5  6  6  4  5  6  8  8  8 14 14 14
CLOUDS                 OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1 B2 B2 B2 B1 B1 SC
POP 12HR                     90          70          40          10           5
QPF 12HR                   0.04        0.03           0           0           0
SNOW 12HR                     1           1           T
SNOW                    L  L  L  L  L  C  C  C  C  S
WINTER WEATH


DATE               THU 01/26/17  FRI 01/27/17  SAT 01/28/17  SUN 01/29/17
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            13    29      16    32      20    37      24    41
TEMP          15   13 25 29 18   19 29 32 20   23 33 37 26   27 39 40
DEWPT          9    7 12 17 11   12 15 21 15   15 19 24 20   17 24 25
PWIND DIR          SW    SW      SW    SW      SW    SW      SW    SW
WIND CHAR          GN    GN      GN    BZ      GN    BZ      BZ    BZ
AVG CLOUDS    SC   SC FW FW SC   SC SC SC FW   FW FW FW FW   FW SC SC
POP 12HR           10     5       5     5       5     5       5     5

$$
MTZ010-232300-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
818 AM MST MON JAN 23 2017

DATE                MON 01/23/17            TUE 01/24/17            WED 01/25/17
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                      24          11          23          11          29
TEMP                   24 23 22 17 16 12 11 12 19 23 19 15 13 11 14 12 24 29 24
DEWPT                  20 17 16 15 13 10  8 11 11 14 10 13  8  8  7  8 14 18 14
RH                     84 77 77 92 88 91 87 96 70 68 67 92 80 87 73 84 65 63 65
WIND DIR                N  N  N  N NW NW NW NW NW NW  W  W  W  W  W  W  W  W  W
WIND SPD               10 12 10  8  9  8  8  5  6  6  5  9 11  9 11 12 18 19 19
CLOUDS                 OV OV OV OV OV OV OV OV B1 B1 B1 B1 B1 B1 SC SC SC SC FW
POP 12HR                    100          50          30          10           5
QPF 12HR                   0.08        0.01           0           0           0
SNOW 12HR                     2           T       00-00
SNOW                    D  L  C  C  C  C  C  C  S
OBVIS                     BS                PF
WIND CHILL                               -1                -1 -2    -3
MIN CHILL                                -1                -1    -3    -3
WINTER WEATH


DATE               THU 01/26/17  FRI 01/27/17  SAT 01/28/17  SUN 01/29/17
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            13    31      17    33      20    39      25    39
TEMP          15   15 28 30 21   18 32 31 20   24 35 39 28   27 39 36
DEWPT          8    8 16 18 15   12 20 20 15   19 24 25 23   21 29 22
PWIND DIR           W     W       W     W       W     W       W     W
WIND CHAR          BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    FW   FW FW FW SC   SC FW FW FW   FW FW FW FW   FW SC SC
POP 12HR            5     5       5     0       0     5       5     5

$$
MTZ014-232300-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
818 AM MST MON JAN 23 2017

DATE                MON 01/23/17            TUE 01/24/17            WED 01/25/17
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                      23           7          20           6          21
TEMP                   19 23 20 17 14 11  9  7 13 20 16 12 10  9  8  6 14 21 18
DEWPT                  14 14 13 12  9  7  4  3  6 10  9  7  5  6  4  3  6 10  9
RH                     80 68 74 80 80 83 80 83 73 64 73 80 80 87 83 87 70 62 67
WIND DIR               NW NW NW NW NW  W  W  W  W  W SW SW SW SW SW  W  W  W SW
WIND SPD                6  8  9  6  6  6  5  4  3  2  2  3  3  2  2  2  4  6  4
CLOUDS                 B2 B1 B2 B2 OV B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B1 SC
POP 12HR                     30          40          30          20          10
QPF 12HR                      0        0.01           0           0           0
SNOW 12HR                 00-00           T       00-00
SNOW                    S  S  C  C  C  C  C  C  C  S  S  S  S  S
WIND CHILL                               -1 -2
MIN CHILL                                -1    -2


DATE               THU 01/26/17  FRI 01/27/17  SAT 01/28/17  SUN 01/29/17
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             6    21       5    22       6    26      10    33
TEMP           9    6 15 21 10    5 14 22 10    6 15 26 17   10 22 33
DEWPT          3    0  8 10  4    1  7 11  4    1  9 14 10    5 16 21
PWIND DIR          SW    SW      SW    SW      SW     S      SW    SW
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1   SC B1 B1 SC   SC SC SC SC   SC FW FW SC   SC SC SC
POP 12HR           10    10      10     5       0     5       5     5

$$
MTZ055-232300-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
818 AM MST MON JAN 23 2017

DATE                MON 01/23/17            TUE 01/24/17            WED 01/25/17
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                      26           6          19           2          19
TEMP                   21 26 24 16 12 10  9  6 12 19 16  7  5  5  2  4 12 19 17
DEWPT                  16 19 17 13 10  8  6  3  6 11  9  4  2  3 -1  1  6 11  8
RH                     81 74 74 88 91 91 87 87 76 70 73 87 87 91 87 87 76 70 67
WIND DIR                W  W NW  W  W  W  W  W  W  W  S  S  S SW SW SW SW  W SW
WIND SPD                4  4  4  4  5  4  4  4  4  2  2  3  3  3  4  5  4  5  3
CLOUDS                 OV OV OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV OV B2 B2 B1
POP 12HR                     30          50          40          20          20
QPF 12HR                   0.01        0.03           0           0           0
SNOW 12HR                     T           1           T
SNOW                    S  C  C  C  C  C  C  C  C  S        S  S  S  S
SNOWSHWRS                                                                     S
OBVIS                              PF PF                      PF
WIND CHILL                                  -3             -2 -2 -8 -7
MIN CHILL                                      -3          -2    -8    -9
FREEZING FOG


DATE               THU 01/26/17  FRI 01/27/17  SAT 01/28/17  SUN 01/29/17
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             1    19      -2    21       1    26       6    33
TEMP           5    1 11 19  3   -1 14 21  6    2 17 26 10    8 24 33
DEWPT          1   -3  5 10 -1   -4  7 11  2   -1  9 15  5    3 17 21
PWIND DIR          SW    SW      SW    SW      SW    SW      SW    SW
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1   B1 B2 B2 B1   B1 B1 B1 FW   FW FW FW SC   SC SC SC
POP 12HR           20    10      10    10       5     0       5     5
SNOWSHWRS      S    S

$$
MTZ055-232300-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
818 AM MST MON JAN 23 2017

DATE                MON 01/23/17            TUE 01/24/17            WED 01/25/17
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                      25           2          18          -6          15
TEMP                   19 25 21 15 12  8  5  2 12 18 14  1 -3 -5 -6 -5  9 15 12
DEWPT                  16 20 17 14 10  5  3 -1  6 10  9  0 -5 -7 -8 -7  4  9  7
RH                     88 81 84 96 91 87 91 87 76 70 80 95 91 91 91 91 80 77 80
WIND DIR               NE  N  N  N  N  N  N  N  N  N  W  W  W  S SW SW SW SW SW
WIND SPD                4  6  9  6  8  5  4  3  4  4  3  2  3  2  2  2  4  6  5
CLOUDS                 OV OV OV OV OV B2 B1 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR                     70          60          30          20          30
QPF 12HR                   0.06        0.04           0           0           0
SNOW 12HR                     1           1       00-00
SNOW                    L  L  L  C  C  C  S  S  C  S  S  S  S  S  S  S  C  C
SNOWSHWRS                                                                     S
OBVIS                                    PF PF          PF PF PF PF PF
WIND CHILL                            -2 -4 -6            -11
MIN CHILL                                -4    -6         -11   -12    -9
FREEZING FOG


DATE               THU 01/26/17  FRI 01/27/17  SAT 01/28/17  SUN 01/29/17
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            -7    15     -13    18      -9    20      -4    23
TEMP          -1   -7  8 14 -7  -12  9 17 -2   -8 11 20  3   -3 16 22
DEWPT         -3   -9  1  7-11  -13  1 14 -4   -9  4 17  0   -4  8 16
PWIND DIR          SW    SW      SW    SW      SW     S      SW     S
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2   B2 B2 B2 B1   B1 B2 B2 SC   SC SC SC B1   B1 FW FW
POP 12HR           20    20      10    10       5     0       5     5
SNOWSHWRS      S    S  S  S

$$
MTZ008-232300-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
818 AM MST MON JAN 23 2017

DATE                MON 01/23/17            TUE 01/24/17            WED 01/25/17
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                      31          10          23           6          22
TEMP                   22 31 27 20 17 15 12 10 16 23 18 13 13 10  8  6 15 22 19
DEWPT                  15 20 20 15 12 10  8  5  7 10  9  8  7  4  1 -1  5  7  7
RH                     74 63 74 81 80 80 84 80 67 57 67 80 76 76 72 72 64 52 59
WIND DIR               NE NE NE NE NE  N NW  W SW  W SW  S SW SW SW SW SW SW SW
WIND SPD                6  8  9  9  9  8  6  6  6  4  4  5  6  9  8  8  8  6  5
CLOUDS                 B2 B2 B2 OV OV OV B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1
POP 12HR                     40          40          30          20          10
QPF 12HR                   0.01        0.01           0           0           0
SNOW 12HR                     T           T       00-00
SNOW                    C  C  C  S  C  C  C  C  S  S  S  S  S  S
WIND CHILL                                  -1                -3 -4 -7
MIN CHILL                                      -1                -4    -7


DATE               THU 01/26/17  FRI 01/27/17  SAT 01/28/17  SUN 01/29/17
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             5    21       3    24       8    30      13    34
TEMP           9    5 15 21  8    3 15 24 10   10 21 30 16   15 28 34
DEWPT          2   -2  2  7  1   -3  3  8  4   -1  7 11  8    5 14 15
PWIND DIR          SW     S      SW     S       S     S       S     S
WIND CHAR          LT    GN      LT    GN      GN    GN      GN    GN
AVG CLOUDS    B2   SC SC SC SC   SC B1 B1 FW   FW FW FW SC   SC SC SC
POP 12HR           10    10      10    10       0     0       5     5

$$
MTZ011-232300-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
818 AM MST MON JAN 23 2017

DATE                MON 01/23/17            TUE 01/24/17            WED 01/25/17
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                      26          13          22           8          24
TEMP                   25 26 25 19 17 16 15 13 19 22 19 13 11 10  9  9 19 23 22
DEWPT                  21 21 19 16 14 14 12 10 14 16 12 10  7  7  6  5 12 15 15
RH                     84 81 78 88 88 92 88 87 80 77 74 87 83 87 87 83 74 71 74
WIND DIR               NE  N  N  N NW  W  W  W  W  W  W  W  W  W  W SW  W  W SW
WIND SPD                8  8  5  6  5  5  8  8  9 10  8  8  8  6  6  9 10 10  9
CLOUDS                 OV OV OV OV OV OV B2 OV OV OV B2 OV B2 B2 B2 B2 B2 B2 B1
POP 12HR                     90          50          20          10           5
QPF 12HR                   0.05        0.01           0           0           0
SNOW 12HR                     1           T       00-00
SNOW                    D  L  C  C  S  C  S  S  S  S
OBVIS                                 PF
WIND CHILL                                                 -1 -1 -2 -4
MIN CHILL                                                  -1    -2    -4


DATE               THU 01/26/17  FRI 01/27/17  SAT 01/28/17  SUN 01/29/17
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             8    26      13    31      16    35      20    38
TEMP          12    8 18 26 16   14 26 31 18   18 28 35 24   21 35 37
DEWPT          6    3 10 18 10   10 16 23 13   14 19 27 19   17 26 27
PWIND DIR          SW     W       W     W      SW    SW      SW    SW
WIND CHAR          GN    GN      GN    BZ      GN    GN      GN    GN
AVG CLOUDS    B1   SC FW FW SC   SC SC SC FW   FW FW FW SC   SC FW FW
POP 12HR           10     5       5     5       5     0       5     5

$$
MTZ051-232300-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
818 AM MST MON JAN 23 2017

DATE                MON 01/23/17            TUE 01/24/17            WED 01/25/17
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                      26          12          21          10          25
TEMP                   23 26 23 21 18 17 14 12 16 21 18 13 14 11 10 12 22 25 22
DEWPT                  17 19 16 18 14 13 10  8  9 12 10  9  8  6  3  6 11 13 11
RH                     77 74 74 88 84 84 84 84 73 68 70 84 76 80 73 76 62 60 62
WIND DIR                N NW  N  N NW NW NW  W  W NW NW  W  W  W  W  W  W  W  W
WIND SPD                4  5  6  5  6  8  9  8  8  8  6  6  5  5  6  8  9  9  9
CLOUDS                 OV OV OV OV OV B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B1
POP 12HR                     70          70          50          20          10
QPF 12HR                   0.04        0.07        0.01           0           0
SNOW 12HR                     1           1           T
SNOW                    C  L  L  L  L  L  C  C  C  S  S  S
WIND CHILL                                                       -1
MIN CHILL                                                        -1    -1
WINTER WEATH


DATE               THU 01/26/17  FRI 01/27/17  SAT 01/28/17  SUN 01/29/17
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            11    27      14    33      18    38      22    41
TEMP          18   12 24 26 17   16 31 32 22   19 35 37 27   23 40 38
DEWPT          9    4  9 11  5    9 13 18 11   12 16 21 16   15 21 24
PWIND DIR           W     W       W     W       W     W       W     W
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2   B1 SC SC SC   SC SC SC FW   FW FW FW FW   FW FW FW
POP 12HR           10     5       5     5       0     0       5     5

$$
WEATHER.GOV/GREATFALLS




USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.