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
000
FOUS55 KTFX 211635
PFMTFX

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE GREAT FALLS MT
935 AM MST SUN DEC 21 2014

MTZ012-212300-
GREAT FALLS-CASCADE MT
47.47N 111.38W ELEV. 3663 FT
935 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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                      47          30          39          20          38
TEMP                   47 47 40 35 35 34 31 30 35 37 29 23 22 21 22 21 33 38 33
DEWPT                  36 31 31 29 29 27 25 25 23 26 17 19 16 14 15 15 20 20 22
RH                     65 53 70 78 78 75 78 81 61 64 60 84 77 74 74 77 58 48 63
WIND DIR                W  W  W  W  W  W  W  W  W  W  W  W  W  W SW SW SW SW SW
WIND SPD               23 27 21 19 17 16 14 13 12 13 10 10 10 10 11 11 17 17 19
WIND GUST              35 43 35 29
CLOUDS                 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1
POP 12HR                     40          20          20          20           5
QPF 12HR                   0.03           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                    C  C  S  S              S  S
SNOW                                S  S  S  S  S  S  S  S                    C
HIGH WIND               W  W  W  W


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    38      18    26      12    25       9    25
TEMP          32   35 38 32 21   19 24 18 13   14 22 16 10   13 20 18
DEWPT         21   28 28 23 20   18 15 13 11   12 11  9  5    9 10 13
PWIND DIR          SW    SW       N     W       W    SW      SW    SW
WIND CHAR          BZ    BZ      GN    GN      GN    GN      BZ    BZ
AVG CLOUDS    B1   B1 B2 B2 OV   OV OV OV B2   B2 B1 B1 B1   B1 B1 B1
POP 12HR           30    60      80    60      20    20      10    20
RAIN                C  L  L
SNOW           C    C  L  L  D    D  L  L  S    S  S  S          S  S

$$
MTZ010-212300-
CUT BANK-GLACIER MT
48.60N 112.39W ELEV. 3838 FT
935 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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          27          37          20          35
TEMP                   41 41 37 32 30 29 27 28 34 36 31 25 23 21 20 21 30 35 31
DEWPT                  32 31 34 29 26 24 23 23 23 24 26 21 17 15 15 15 18 23 28
RH                     70 67 89 88 85 81 85 81 64 61 81 84 77 77 81 77 60 61 88
WIND DIR                W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W SW SW  W
WIND SPD               25 27 25 25 20 19 16 17 17 16 13 13 12 12 11 11 16 16 20
WIND GUST              40 46 41 41 31 29
CLOUDS                 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1
POP 12HR                     30          20          10          10          10
QPF 12HR                   0.02           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                    S  S  S  S                                            S
SNOW                          S  S                                            S


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    34      15    25       9    24       7    22
TEMP          36   35 34 30 18   15 22 21 10    9 22 16  8    7 19 15
DEWPT         28   29 26 26 18   15 14 15  7    6 12 12  4    4 10 12
PWIND DIR           W     W      NW    NW       W     W       W     W
WIND CHAR          BZ    GN      GN    GN      GN    GN      BZ    GN
AVG CLOUDS    B1   B1 B2 B2 OV   OV OV OV B1   B1 B1 B1 B1   B1 B1 B1
POP 12HR           20    60      70    40      20    20      10    20
RAIN           S    S
SNOW           S    S  L  L  L    L  C  C  S    S  S  S          S  S

$$
MTZ014-212300-
HELENA-LEWIS & CLARK MT
46.61N 111.96W ELEV. 3893 FT
935 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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                      45          29          37          16          32
TEMP                   42 44 42 41 39 42 39 32 28 27 29 25 20 19 18 17 24 30 30
DEWPT                  31 31 29 26 31 26 29 21 14 18 17 20 17 17 15 13 14 15 17
RH                     65 60 60 55 73 53 67 63 55 68 60 81 88 92 88 84 65 53 58
WIND DIR                W  W  W  W  W  W  W  W  W  W  W  W  W  W SW SW  S  S  S
WIND SPD               16 19 18 18 13 17 12 12 10 13  8  8  6  6  5  5  6  6  5
WIND GUST                 33
CLOUDS                 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1
POP 12HR                     80          30          30          20          10
QPF 12HR                   0.05        0.01           0           0           0
SNOW 12HR                 00-00       00-00       00-00
RAIN                    C  C  C  C  C  C
SNOW                                C  C  C  C  C  C  S  S                    C


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    36      23    26       9    22       9    25
TEMP          23   24 29 34 31   27 24 20 13   10 17 19 14    9 20 22
DEWPT         13   18 21 25 29   23 18 13 12    6  9 10 10    5 17 16
PWIND DIR           S    SW      NW     W      SW    SW      SW    SW
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1   B1 OV OV OV   OV OV OV B2   B2 B1 B1 B1   B1 B2 B2
POP 12HR           30    70      80    70      30    20      20    20
RAIN                C     L  D
SNOW           C    C  L  L  D    D  L  L  C    C  S  S          S  S

$$
MTZ055-212300-
BOZEMAN-GALLATIN MT
45.78N 111.16W ELEV. 4475 FT
935 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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                      42          24          33           8          26
TEMP                   41 42 37 39 41 39 34 27 27 26 22 17 15 13 10  8 20 25 21
DEWPT                  33 31 31 28 27 32 31 23 16 14 13 17 15 12  8  5 12 13 15
RH                     73 65 79 64 57 76 89 85 63 60 68100100 96 91 87 71 60 77
WIND DIR                W  W  W  W  W  W  W  W  W  W  W  W  W  W SW SW SW SW SW
WIND SPD               17 19 14 12  9 10  8  6  8 10  5  5  4  4  5  5  6  6  6
WIND GUST                 29
CLOUDS                 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1
POP 12HR                     70          40          40          20          10
QPF 12HR                   0.07        0.02        0.02           0           0
SNOW 12HR                 00-00       00-00           T
RAIN                    L  L  C  C  C  C
SNOW                                C  C  C  C  C  C  S  S  S  S              C


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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            14    34      21    25       7    22       7    24
TEMP          21   23 32 31 29   25 23 17 13   10 15 15 10    9 22 20
DEWPT         13   22 25 22 27   22 15 14 11    8  6  8  6    7 12 13
PWIND DIR          SW    SW      SW    NW       W    SW      SW    SW
WIND CHAR          LT    GN      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B1   B1 OV OV OV   OV OV OV B2   B2 B1 B1 B1   B1 B2 B2
POP 12HR           30    40      80    80      30    20      10    20
RAIN                         D
SNOW           C    C  C  C  D    D  D  D  C    C  S  S          S  S

$$
MTZ055-212300-
WEST YELLOWSTONE-GALLATIN MT
44.66N 111.11W ELEV. 6700 FT
935 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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          31           4          26
TEMP                   34 38 34 35 36 31 30 22 28 31 25 18 12  8  5  6 20 25 22
DEWPT                  28 30 31 29 27 26 25 18 17 18 18 14  8  4  0  3 10 13 15
RH                     78 73 89 78 69 81 81 84 63 58 74 84 84 83 79 87 64 60 74
WIND DIR               SW  W  W  W  W  W  W NW NW NW NW NW NW NW  N  N SW SW SW
WIND SPD               13 13 11 11  9 11  9  8  9 11  5  5  4  4  2  2  4  4  5
CLOUDS                 OV OV OV OV B2 B2 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B2
POP 12HR                    100          80          50          30          10
QPF 12HR                   0.18        0.05        0.03        0.01           0
SNOW 12HR                     2           1           T
SNOW                    D  D  D  D  L  L  C  C  C  C  C  C  S  S              C
WINTER WEATH            Y  Y  Y  Y  Y  Y


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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            14    32      20    24       4    22      15    22
TEMP          16   14 28 28 25   22 23 20 12    7 17 17 15   15 20 20
DEWPT         11    9 18 21 21   18 16 15  9    2  7  9  9   10 11 12
PWIND DIR          SW     S       S    NW      NW    SW       S     S
WIND CHAR          LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    B2   B2 B2 B2 OV   OV B2 B2 B2   B2 B1 B1 B1   B1 B1 B1
POP 12HR           30    40      70    50      40    30      20    20
SNOW           C    C  C  C  L    L  C  C  C    C  C  C  S    S  S  S

$$
MTZ008-212300-
DILLON-BEAVERHEAD MT
45.26N 112.55W ELEV. 5357 FT
935 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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                      44          28          35          12          31
TEMP                   43 44 39 38 35 34 31 30 28 30 23 18 16 14 13 14 23 30 22
DEWPT                  30 29 28 29 30 27 23 20 16 12 12 10 11  8  7  9 14 12 15
RH                     60 55 64 70 82 75 72 66 60 46 62 70 80 76 76 80 68 46 74
WIND DIR               SW  W  W  W  W  W  W  W  W  W  W  W SW SW  S  S SW SW  S
WIND SPD               17 16 14 12 10 10  9  9  8  8  4  4  6  6  5  5  9  9 11
CLOUDS                 OV OV B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1
POP 12HR                     80          50          30          10           5
QPF 12HR                   0.07        0.03        0.01           0           0
SNOW 12HR                 00-00           T           T
RAIN                    L  L  C  C
SNOW                                C  C  C  C  S  S                          S


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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            16    34      21    28      11    25      10    26
TEMP          17   17 30 26 25   22 27 20 14   11 19 17 11   11 21 21
DEWPT         11   11 24 20 22   16 18 11 11    4  8 12  5    3 12 13
PWIND DIR           S     S      SW     W      SW    SW      SW    SW
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B1   B1 OV OV OV   OV B2 B2 B2   B2 B2 B2 B1   B1 B2 B2
POP 12HR           20    50      80    70      30    20      20    20
SNOW           S    S  C  C  D    D  L  L  C    C  S  S  S    S  S  S

$$
MTZ011-212300-
HAVRE-HILL MT
48.54N 109.76W ELEV. 2585 FT
935 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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                      44          28          40          20          36
TEMP                   41 43 35 31 31 32 30 29 36 39 31 24 23 23 21 21 31 36 29
DEWPT                  34 33 29 28 28 28 26 25 28 27 24 21 20 19 17 16 21 24 22
RH                     76 67 78 88 88 85 85 85 72 62 75 88 88 84 84 81 66 61 75
WIND DIR               SW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W SW SW SW
WIND SPD               17 17 17 19 18 20 17 17 12 16 12 12 11 11 10 10 10 10 12
WIND GUST                 27    29    31
CLOUDS                 OV OV B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC B1
POP 12HR                     90          40          30          20          10
QPF 12HR                   0.08        0.03        0.01           0           0
SNOW 12HR                 00-00           T           T
FRZG RAIN
RAIN                    L  L  C  C
SNOW                          C  C  C  C  C  C  S  S  S  S  S  S              S


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    34      19    26      13    26      11    23
TEMP          28   30 33 27 23   21 23 20 14   13 23 18 18   19 12 11
DEWPT         24   26 26 23 21   19 19 14 11   10 16 13 16   17  6  9
PWIND DIR          SW     W       N    NW      NW     W       W    SW
WIND CHAR          GN    GN      GN    GN      LT    GN      GN    GN
AVG CLOUDS    B1   B1 B2 B2 OV   OV B2 B2 B2   B2 B1 B1 B1   B1 B1 B1
POP 12HR           20    30      40    30      20    10      10    10
RAIN                S  C
SNOW           S    S  C  C  C    C  C  C  S    S

$$
MTZ051-212300-
LEWISTOWN-FERGUS MT
47.05N 109.46W ELEV. 4144 FT
935 AM MST SUN DEC 21 2014

DATE                SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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                      47          29          37          19          37
TEMP                   45 45 38 36 38 37 34 30 32 35 32 27 27 23 21 20 32 37 31
DEWPT                  33 29 29 28 28 29 26 25 25 22 22 21 20 18 15 16 18 18 23
RH                     62 53 70 72 67 72 72 81 75 59 66 78 74 81 77 84 56 46 72
WIND DIR                W  W  W  W  W  W  W NW NW NW NW NW  W  W  W  W SW SW SW
WIND SPD               21 28 26 26 24 26 19 21 19 21 16 16 13 13 10 10  9  9 11
WIND GUST                 48 43 43 40 43
CLOUDS                 B2 B2 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1
POP 12HR                     80          40          30          30          10
QPF 12HR                   0.06        0.03        0.04        0.02           0
SNOW 12HR                 00-00           T           1
RAIN                    C  C  C  C
SNOW                                S  S  C  C  C  C  C  C  S  S              C
HIGH WIND               W  W  W  W


DATE               WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    39      21    27      14    27      13    27
TEMP          28   31 38 32 26   21 25 23 19   14 25 22 17   17 22 19
DEWPT         19   23 25 24 21   19 17 15 15   11 14 15 10    9 13 12
PWIND DIR          SW     W      NW    NW       W     W       W     W
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B1   B1 B2 B2 OV   OV OV OV B2   B2 B1 B1 SC   SC B1 B1
POP 12HR           30    60      80    60      30    20      10    20
RAIN                C  L  L
SNOW           C    C  L     D    D  L  L  C    C  S  S          S  S

$$


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